HEADER TRANSFERASE ACTIVATOR/TRANSFERASE 21-JAN-03 1NQI TITLE CRYSTAL STRUCTURE OF LACTOSE SYNTHASE, A 1:1 COMPLEX BETWEEN BETA1,4- TITLE 2 GALACTOSYLTRANSFERASE AND ALPHA-LACTALBUMIN IN THE PRESENCE OF GLCNAC COMPND MOL_ID: 1; COMPND 2 MOLECULE: ALPHA-LACTALBUMIN; COMPND 3 CHAIN: A, C; COMPND 4 FRAGMENT: REGULATORY SUBUNIT OF LACTOSE SYNTHASE; COMPND 5 SYNONYM: LACTALBUMIN, ALPHA; COMPND 6 ENGINEERED: YES; COMPND 7 OTHER_DETAILS: CHAINS A AND B FORM FIRST, C AND D SECOND LACTOSE COMPND 8 SYNTHASE COMPLEX; COMPND 9 MOL_ID: 2; COMPND 10 MOLECULE: BETA-1,4-GALACTOSYLTRANSFERASE; COMPND 11 CHAIN: B, D; COMPND 12 FRAGMENT: CATALYTIC DOMAIN, RESIDUES 130-402; COMPND 13 SYNONYM: B4GAL-T1; BETA4GAL-T1; BETA-1,4-GALTASE 1; BETA-1,4- COMPND 14 GALACTOSYLTRANSFERASE 1; UDP-GALACTOSE:BETA-N-ACETYLGLUCOSAMINE BETA- COMPND 15 1,4-GALACTOSYLTRANSFERASE 1; COMPND 16 EC: 2.4.1.22, 2.4.1.90, 2.4.1.38; COMPND 17 ENGINEERED: YES; COMPND 18 OTHER_DETAILS: CHAINS A AND B FORM FIRST, C AND D SECOND LACTOSE COMPND 19 SYNTHASE COMPLEX SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: MUS MUSCULUS; SOURCE 3 ORGANISM_COMMON: HOUSE MOUSE; SOURCE 4 ORGANISM_TAXID: 10090; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 511693; SOURCE 7 EXPRESSION_SYSTEM_STRAIN: BL21; SOURCE 8 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 9 EXPRESSION_SYSTEM_PLASMID: PET17.1; SOURCE 10 MOL_ID: 2; SOURCE 11 ORGANISM_SCIENTIFIC: BOS TAURUS; SOURCE 12 ORGANISM_COMMON: CATTLE; SOURCE 13 ORGANISM_TAXID: 9913; SOURCE 14 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21; SOURCE 15 EXPRESSION_SYSTEM_TAXID: 511693; SOURCE 16 EXPRESSION_SYSTEM_STRAIN: BL21; SOURCE 17 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 18 EXPRESSION_SYSTEM_PLASMID: PET23C KEYWDS LACTOSE SYNTHASE, N-ACETYLGLUCOSAMINE BINDING, TRANSFERASE ACTIVATOR- KEYWDS 2 TRANSFERASE COMPLEX EXPDTA X-RAY DIFFRACTION AUTHOR B.RAMAKRISHNAN,P.K.QASBA REVDAT 4 29-JUL-20 1NQI 1 COMPND REMARK HETNAM LINK REVDAT 4 2 1 SITE REVDAT 3 13-JUL-11 1NQI 1 VERSN REVDAT 2 24-FEB-09 1NQI 1 VERSN REVDAT 1 04-FEB-03 1NQI 0 SPRSDE 04-FEB-03 1NQI 1J92 JRNL AUTH B.RAMAKRISHNAN,P.K.QASBA JRNL TITL CRYSTAL STRUCTURE OF LACTOSE SYNTHASE REVEALS A LARGE JRNL TITL 2 CONFORMATIONAL CHANGE IN ITS CATALYTIC COMPONENT, THE JRNL TITL 3 BETA-1,4-GALACTOSYLTRANSFERASE JRNL REF J.MOL.BIOL. V. 310 205 2001 JRNL REFN ISSN 0022-2836 JRNL PMID 11419947 JRNL DOI 10.1006/JMBI.2001.4757 REMARK 2 REMARK 2 RESOLUTION. 2.00 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS 1.0 REMARK 3 AUTHORS : BRUNGER,ADAMS,CLORE,DELANO,GROS,GROSSE- REMARK 3 : KUNSTLEVE,JIANG,KUSZEWSKI,NILGES,PANNU, REMARK 3 : READ,RICE,SIMONSON,WARREN REMARK 3 REMARK 3 REFINEMENT TARGET : ENGH & HUBER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.00 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 24.50 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : 1720919.050 REMARK 3 DATA CUTOFF LOW (ABS(F)) : 0.0000 REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 95.1 REMARK 3 NUMBER OF REFLECTIONS : 68053 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : THROUGHOUT REMARK 3 FREE R VALUE TEST SET SELECTION : RANDOM REMARK 3 R VALUE (WORKING SET) : 0.210 REMARK 3 FREE R VALUE : 0.258 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 10.100 REMARK 3 FREE R VALUE TEST SET COUNT : 6887 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : 0.003 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 6 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 2.00 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.13 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 89.50 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 9597 REMARK 3 BIN R VALUE (WORKING SET) : 0.2560 REMARK 3 BIN FREE R VALUE : 0.2880 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 9.80 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 1047 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.009 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 6396 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 32 REMARK 3 SOLVENT ATOMS : 770 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 13.10 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 29.40 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 0.64000 REMARK 3 B22 (A**2) : 4.26000 REMARK 3 B33 (A**2) : -4.90000 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : 0.77000 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : 0.24 REMARK 3 ESD FROM SIGMAA (A) : 0.19 REMARK 3 LOW RESOLUTION CUTOFF (A) : 8.00 REMARK 3 REMARK 3 CROSS-VALIDATED ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM C-V LUZZATI PLOT (A) : 0.31 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.22 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.012 REMARK 3 BOND ANGLES (DEGREES) : 1.700 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 24.60 REMARK 3 IMPROPER ANGLES (DEGREES) : 1.030 REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : GROUP REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. RMS SIGMA REMARK 3 MAIN-CHAIN BOND (A**2) : NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE (A**2) : NULL ; NULL REMARK 3 SIDE-CHAIN BOND (A**2) : NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE (A**2) : NULL ; NULL REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED : FLAT MODEL REMARK 3 KSOL : 0.32 REMARK 3 BSOL : 50.31 REMARK 3 REMARK 3 NCS MODEL : NULL REMARK 3 REMARK 3 NCS RESTRAINTS. RMS SIGMA/WEIGHT REMARK 3 GROUP 1 POSITIONAL (A) : NULL ; NULL REMARK 3 GROUP 1 B-FACTOR (A**2) : NULL ; NULL REMARK 3 REMARK 3 PARAMETER FILE 1 : PROTEIN_REP.PARAM REMARK 3 PARAMETER FILE 2 : ION.PARAM REMARK 3 PARAMETER FILE 3 : WATER.PARAM REMARK 3 PARAMETER FILE 4 : NAG.PAR REMARK 3 PARAMETER FILE 5 : NULL REMARK 3 TOPOLOGY FILE 1 : PROTEIN.TOP REMARK 3 TOPOLOGY FILE 2 : ION.TOP REMARK 3 TOPOLOGY FILE 3 : WATER.TOP REMARK 3 TOPOLOGY FILE 4 : NAG.TOP REMARK 3 TOPOLOGY FILE 5 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1NQI COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 24-JAN-03. REMARK 100 THE DEPOSITION ID IS D_1000018112. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 09-AUG-00 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 5.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : NSLS REMARK 200 BEAMLINE : X9B REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.980 REMARK 200 MONOCHROMATOR : GRAPHITE REMARK 200 OPTICS : MIRRORS REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 4 REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 68631 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.000 REMARK 200 RESOLUTION RANGE LOW (A) : 25.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 1.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 94.0 REMARK 200 DATA REDUNDANCY : 2.200 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : 0.07000 REMARK 200 FOR THE DATA SET : 12.5000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.00 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.07 REMARK 200 COMPLETENESS FOR SHELL (%) : 77.0 REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : 0.33500 REMARK 200 FOR SHELL : 2.600 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: AMORE REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 53.60 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.67 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: SODIUM CITRATE, PEG 4000, PH 5.5, REMARK 280 VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 298K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 1 21 1 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,Y+1/2,-Z REMARK 290 REMARK 290 WHERE NNN -> OPERATOR NUMBER REMARK 290 MMM -> TRANSLATION VECTOR REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY TRANSFORMATIONS REMARK 290 THE FOLLOWING TRANSFORMATIONS OPERATE ON THE ATOM/HETATM REMARK 290 RECORDS IN THIS ENTRY TO PRODUCE CRYSTALLOGRAPHICALLY REMARK 290 RELATED MOLECULES. REMARK 290 SMTRY1 1 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 1 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 1 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 2 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 2 0.000000 1.000000 0.000000 48.18950 REMARK 290 SMTRY3 2 0.000000 0.000000 -1.000000 0.00000 REMARK 290 REMARK 290 REMARK: NULL REMARK 300 REMARK 300 BIOMOLECULE: 1, 2 REMARK 300 SEE REMARK 350 FOR THE AUTHOR PROVIDED AND/OR PROGRAM REMARK 300 GENERATED ASSEMBLY INFORMATION FOR THE STRUCTURE IN REMARK 300 THIS ENTRY. THE REMARK MAY ALSO PROVIDE INFORMATION ON REMARK 300 BURIED SURFACE AREA. REMARK 350 REMARK 350 COORDINATES FOR A COMPLETE MULTIMER REPRESENTING THE KNOWN REMARK 350 BIOLOGICALLY SIGNIFICANT OLIGOMERIZATION STATE OF THE REMARK 350 MOLECULE CAN BE GENERATED BY APPLYING BIOMT TRANSFORMATIONS REMARK 350 GIVEN BELOW. BOTH NON-CRYSTALLOGRAPHIC AND REMARK 350 CRYSTALLOGRAPHIC OPERATIONS ARE GIVEN. REMARK 350 REMARK 350 BIOMOLECULE: 1 REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: DIMERIC REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B REMARK 350 BIOMT1 1 1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT2 1 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT3 1 0.000000 0.000000 1.000000 0.00000 REMARK 350 REMARK 350 BIOMOLECULE: 2 REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: DIMERIC REMARK 350 APPLY THE FOLLOWING TO CHAINS: C, D REMARK 350 BIOMT1 1 1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT2 1 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT3 1 0.000000 0.000000 1.000000 0.00000 REMARK 465 REMARK 465 MISSING RESIDUES REMARK 465 THE FOLLOWING RESIDUES WERE NOT LOCATED IN THE REMARK 465 EXPERIMENT. (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 465 IDENTIFIER; SSSEQ=SEQUENCE NUMBER; I=INSERTION CODE.) REMARK 465 REMARK 465 M RES C SSSEQI REMARK 465 ALA B 117 REMARK 465 SER B 118 REMARK 465 MET B 119 REMARK 465 THR B 120 REMARK 465 GLY B 121 REMARK 465 GLY B 122 REMARK 465 GLN B 123 REMARK 465 GLN B 124 REMARK 465 MET B 125 REMARK 465 GLY B 126 REMARK 465 ARG B 127 REMARK 465 GLY B 128 REMARK 465 SER B 129 REMARK 465 SER B 130 REMARK 465 ALA D 117 REMARK 465 SER D 118 REMARK 465 MET D 119 REMARK 465 THR D 120 REMARK 465 GLY D 121 REMARK 465 GLY D 122 REMARK 465 GLN D 123 REMARK 465 GLN D 124 REMARK 465 MET D 125 REMARK 465 GLY D 126 REMARK 465 ARG D 127 REMARK 465 GLY D 128 REMARK 465 SER D 129 REMARK 465 SER D 130 REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: COVALENT BOND ANGLES REMARK 500 REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT: (10X,I3,1X,A3,1X,A1,I4,A1,3(1X,A4,2X),12X,F5.1) REMARK 500 REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999 REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996 REMARK 500 REMARK 500 M RES CSSEQI ATM1 ATM2 ATM3 REMARK 500 PRO C 67 C - N - CA ANGL. DEV. = 10.2 DEGREES REMARK 500 PRO C 67 N - CA - C ANGL. DEV. = 19.6 DEGREES REMARK 500 GLU C 68 N - CA - C ANGL. DEV. = 17.9 DEGREES REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: TORSION ANGLES REMARK 500 REMARK 500 TORSION ANGLES OUTSIDE THE EXPECTED RAMACHANDRAN REGIONS: REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT:(10X,I3,1X,A3,1X,A1,I4,A1,4X,F7.2,3X,F7.2) REMARK 500 REMARK 500 EXPECTED VALUES: GJ KLEYWEGT AND TA JONES (1996). PHI/PSI- REMARK 500 CHOLOGY: RAMACHANDRAN REVISITED. STRUCTURE 4, 1395 - 1400 REMARK 500 REMARK 500 M RES CSSEQI PSI PHI REMARK 500 ASP A 14 7.56 -69.72 REMARK 500 GLN A 19 19.51 59.40 REMARK 500 PHE A 59 -30.62 -143.50 REMARK 500 ASN B 162 61.10 -118.05 REMARK 500 LEU B 167 125.64 -37.84 REMARK 500 ARG B 189 110.15 -166.40 REMARK 500 GLU B 384 141.53 -174.07 REMARK 500 GLN C 19 15.18 57.49 REMARK 500 ASN C 45 61.82 35.66 REMARK 500 PRO D 152 143.46 -31.83 REMARK 500 LEU D 167 127.59 -29.85 REMARK 500 ARG D 189 107.88 -169.97 REMARK 500 ASP D 244 57.99 -93.26 REMARK 500 ASP D 260 11.57 -68.64 REMARK 500 ASN D 353 55.26 -153.00 REMARK 500 ASN D 376 6.97 -62.94 REMARK 500 REMARK 500 REMARK: NULL REMARK 620 REMARK 620 METAL COORDINATION REMARK 620 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 620 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE): REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 CA A 124 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 LYS A 79 O REMARK 620 2 ASP A 82 OD1 96.8 REMARK 620 3 GLU A 84 O 164.4 75.3 REMARK 620 4 ASP A 87 OD1 93.2 143.7 85.9 REMARK 620 5 ASP A 88 OD2 109.2 136.8 85.2 70.0 REMARK 620 6 HOH A 913 O 87.2 72.6 102.9 142.9 74.8 REMARK 620 7 HOH A 943 O 80.8 71.0 83.8 76.3 145.2 139.9 REMARK 620 N 1 2 3 4 5 6 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 CA C 526 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 LYS C 79 O REMARK 620 2 ASP C 82 OD1 94.4 REMARK 620 3 GLU C 84 O 166.3 80.4 REMARK 620 4 ASP C 87 OD1 94.9 145.5 82.8 REMARK 620 5 ASP C 88 OD2 102.2 137.4 89.9 72.0 REMARK 620 6 HOH C 902 O 85.8 73.6 104.6 140.2 69.0 REMARK 620 7 HOH C 905 O 84.9 74.6 81.5 73.3 145.1 146.0 REMARK 620 N 1 2 3 4 5 6 DBREF 1NQI A 1 123 UNP P29752 LALBA_MOUSE 21 143 DBREF 1NQI B 130 402 UNP P08037 B4GT1_BOVIN 130 402 DBREF 1NQI C 1 123 UNP P29752 LALBA_MOUSE 21 143 DBREF 1NQI D 130 402 UNP P08037 B4GT1_BOVIN 130 402 SEQADV 1NQI ALA B 117 UNP P08037 SEE REMARK 999 SEQADV 1NQI SER B 118 UNP P08037 SEE REMARK 999 SEQADV 1NQI MET B 119 UNP P08037 SEE REMARK 999 SEQADV 1NQI THR B 120 UNP P08037 SEE REMARK 999 SEQADV 1NQI GLY B 121 UNP P08037 SEE REMARK 999 SEQADV 1NQI GLY B 122 UNP P08037 SEE REMARK 999 SEQADV 1NQI GLN B 123 UNP P08037 SEE REMARK 999 SEQADV 1NQI GLN B 124 UNP P08037 SEE REMARK 999 SEQADV 1NQI MET B 125 UNP P08037 SEE REMARK 999 SEQADV 1NQI GLY B 126 UNP P08037 SEE REMARK 999 SEQADV 1NQI ARG B 127 UNP P08037 SEE REMARK 999 SEQADV 1NQI GLY B 128 UNP P08037 SEE REMARK 999 SEQADV 1NQI SER B 129 UNP P08037 SEE REMARK 999 SEQADV 1NQI ALA D 117 UNP P08037 SEE REMARK 999 SEQADV 1NQI SER D 118 UNP P08037 SEE REMARK 999 SEQADV 1NQI MET D 119 UNP P08037 SEE REMARK 999 SEQADV 1NQI THR D 120 UNP P08037 SEE REMARK 999 SEQADV 1NQI GLY D 121 UNP P08037 SEE REMARK 999 SEQADV 1NQI GLY D 122 UNP P08037 SEE REMARK 999 SEQADV 1NQI GLN D 123 UNP P08037 SEE REMARK 999 SEQADV 1NQI GLN D 124 UNP P08037 SEE REMARK 999 SEQADV 1NQI MET D 125 UNP P08037 SEE REMARK 999 SEQADV 1NQI GLY D 126 UNP P08037 SEE REMARK 999 SEQADV 1NQI ARG D 127 UNP P08037 SEE REMARK 999 SEQADV 1NQI GLY D 128 UNP P08037 SEE REMARK 999 SEQADV 1NQI SER D 129 UNP P08037 SEE REMARK 999 SEQRES 1 A 123 THR GLU LEU THR LYS CYS LYS VAL SER HIS ALA ILE LYS SEQRES 2 A 123 ASP ILE ASP GLY TYR GLN GLY ILE SER LEU LEU GLU TRP SEQRES 3 A 123 ALA CYS VAL LEU PHE HIS THR SER GLY TYR ASP THR GLN SEQRES 4 A 123 ALA VAL VAL ASN ASP ASN GLY SER THR GLU TYR GLY LEU SEQRES 5 A 123 PHE GLN ILE SER ASP ARG PHE TRP CYS LYS SER SER GLU SEQRES 6 A 123 PHE PRO GLU SER GLU ASN ILE CYS GLY ILE SER CYS ASP SEQRES 7 A 123 LYS LEU LEU ASP ASP GLU LEU ASP ASP ASP ILE ALA CYS SEQRES 8 A 123 ALA LYS LYS ILE LEU ALA ILE LYS GLY ILE ASP TYR TRP SEQRES 9 A 123 LYS ALA TYR LYS PRO MET CYS SER GLU LYS LEU GLU GLN SEQRES 10 A 123 TRP ARG CYS GLU LYS PRO SEQRES 1 B 286 ALA SER MET THR GLY GLY GLN GLN MET GLY ARG GLY SER SEQRES 2 B 286 SER LEU THR ALA CYS PRO GLU GLU SER PRO LEU LEU VAL SEQRES 3 B 286 GLY PRO MET LEU ILE GLU PHE ASN ILE PRO VAL ASP LEU SEQRES 4 B 286 LYS LEU VAL GLU GLN GLN ASN PRO LYS VAL LYS LEU GLY SEQRES 5 B 286 GLY ARG TYR THR PRO MET ASP CYS ILE SER PRO HIS LYS SEQRES 6 B 286 VAL ALA ILE ILE ILE PRO PHE ARG ASN ARG GLN GLU HIS SEQRES 7 B 286 LEU LYS TYR TRP LEU TYR TYR LEU HIS PRO ILE LEU GLN SEQRES 8 B 286 ARG GLN GLN LEU ASP TYR GLY ILE TYR VAL ILE ASN GLN SEQRES 9 B 286 ALA GLY GLU SER MET PHE ASN ARG ALA LYS LEU LEU ASN SEQRES 10 B 286 VAL GLY PHE LYS GLU ALA LEU LYS ASP TYR ASP TYR ASN SEQRES 11 B 286 CYS PHE VAL PHE SER ASP VAL ASP LEU ILE PRO MET ASN SEQRES 12 B 286 ASP HIS ASN THR TYR ARG CYS PHE SER GLN PRO ARG HIS SEQRES 13 B 286 ILE SER VAL ALA MET ASP LYS PHE GLY PHE SER LEU PRO SEQRES 14 B 286 TYR VAL GLN TYR PHE GLY GLY VAL SER ALA LEU SER LYS SEQRES 15 B 286 GLN GLN PHE LEU SER ILE ASN GLY PHE PRO ASN ASN TYR SEQRES 16 B 286 TRP GLY TRP GLY GLY GLU ASP ASP ASP ILE TYR ASN ARG SEQRES 17 B 286 LEU ALA PHE ARG GLY MET SER VAL SER ARG PRO ASN ALA SEQRES 18 B 286 VAL ILE GLY LYS CYS ARG MET ILE ARG HIS SER ARG ASP SEQRES 19 B 286 LYS LYS ASN GLU PRO ASN PRO GLN ARG PHE ASP ARG ILE SEQRES 20 B 286 ALA HIS THR LYS GLU THR MET LEU SER ASP GLY LEU ASN SEQRES 21 B 286 SER LEU THR TYR MET VAL LEU GLU VAL GLN ARG TYR PRO SEQRES 22 B 286 LEU TYR THR LYS ILE THR VAL ASP ILE GLY THR PRO SER SEQRES 1 C 123 THR GLU LEU THR LYS CYS LYS VAL SER HIS ALA ILE LYS SEQRES 2 C 123 ASP ILE ASP GLY TYR GLN GLY ILE SER LEU LEU GLU TRP SEQRES 3 C 123 ALA CYS VAL LEU PHE HIS THR SER GLY TYR ASP THR GLN SEQRES 4 C 123 ALA VAL VAL ASN ASP ASN GLY SER THR GLU TYR GLY LEU SEQRES 5 C 123 PHE GLN ILE SER ASP ARG PHE TRP CYS LYS SER SER GLU SEQRES 6 C 123 PHE PRO GLU SER GLU ASN ILE CYS GLY ILE SER CYS ASP SEQRES 7 C 123 LYS LEU LEU ASP ASP GLU LEU ASP ASP ASP ILE ALA CYS SEQRES 8 C 123 ALA LYS LYS ILE LEU ALA ILE LYS GLY ILE ASP TYR TRP SEQRES 9 C 123 LYS ALA TYR LYS PRO MET CYS SER GLU LYS LEU GLU GLN SEQRES 10 C 123 TRP ARG CYS GLU LYS PRO SEQRES 1 D 286 ALA SER MET THR GLY GLY GLN GLN MET GLY ARG GLY SER SEQRES 2 D 286 SER LEU THR ALA CYS PRO GLU GLU SER PRO LEU LEU VAL SEQRES 3 D 286 GLY PRO MET LEU ILE GLU PHE ASN ILE PRO VAL ASP LEU SEQRES 4 D 286 LYS LEU VAL GLU GLN GLN ASN PRO LYS VAL LYS LEU GLY SEQRES 5 D 286 GLY ARG TYR THR PRO MET ASP CYS ILE SER PRO HIS LYS SEQRES 6 D 286 VAL ALA ILE ILE ILE PRO PHE ARG ASN ARG GLN GLU HIS SEQRES 7 D 286 LEU LYS TYR TRP LEU TYR TYR LEU HIS PRO ILE LEU GLN SEQRES 8 D 286 ARG GLN GLN LEU ASP TYR GLY ILE TYR VAL ILE ASN GLN SEQRES 9 D 286 ALA GLY GLU SER MET PHE ASN ARG ALA LYS LEU LEU ASN SEQRES 10 D 286 VAL GLY PHE LYS GLU ALA LEU LYS ASP TYR ASP TYR ASN SEQRES 11 D 286 CYS PHE VAL PHE SER ASP VAL ASP LEU ILE PRO MET ASN SEQRES 12 D 286 ASP HIS ASN THR TYR ARG CYS PHE SER GLN PRO ARG HIS SEQRES 13 D 286 ILE SER VAL ALA MET ASP LYS PHE GLY PHE SER LEU PRO SEQRES 14 D 286 TYR VAL GLN TYR PHE GLY GLY VAL SER ALA LEU SER LYS SEQRES 15 D 286 GLN GLN PHE LEU SER ILE ASN GLY PHE PRO ASN ASN TYR SEQRES 16 D 286 TRP GLY TRP GLY GLY GLU ASP ASP ASP ILE TYR ASN ARG SEQRES 17 D 286 LEU ALA PHE ARG GLY MET SER VAL SER ARG PRO ASN ALA SEQRES 18 D 286 VAL ILE GLY LYS CYS ARG MET ILE ARG HIS SER ARG ASP SEQRES 19 D 286 LYS LYS ASN GLU PRO ASN PRO GLN ARG PHE ASP ARG ILE SEQRES 20 D 286 ALA HIS THR LYS GLU THR MET LEU SER ASP GLY LEU ASN SEQRES 21 D 286 SER LEU THR TYR MET VAL LEU GLU VAL GLN ARG TYR PRO SEQRES 22 D 286 LEU TYR THR LYS ILE THR VAL ASP ILE GLY THR PRO SER HET CA A 124 1 HET NAG B 403 15 HET CA C 526 1 HET NAG D 527 15 HETNAM CA CALCIUM ION HETNAM NAG 2-ACETAMIDO-2-DEOXY-BETA-D-GLUCOPYRANOSE FORMUL 5 CA 2(CA 2+) FORMUL 6 NAG 2(C8 H15 N O6) FORMUL 9 HOH *770(H2 O) HELIX 1 1 THR A 4 ILE A 12 1 9 HELIX 2 2 LYS A 13 ASP A 16 5 4 HELIX 3 3 GLY A 17 ILE A 21 5 5 HELIX 4 4 SER A 22 GLY A 35 1 14 HELIX 5 5 SER A 76 LEU A 81 5 6 HELIX 6 6 LEU A 85 LYS A 99 1 15 HELIX 7 7 GLY A 100 TRP A 104 5 5 HELIX 8 8 ALA A 106 CYS A 111 1 6 HELIX 9 9 LEU A 115 ARG A 119 5 5 HELIX 10 10 ASP B 154 ASN B 162 1 9 HELIX 11 11 ARG B 191 GLN B 209 1 19 HELIX 12 12 ASN B 227 TYR B 243 1 17 HELIX 13 13 LYS B 279 GLY B 281 5 3 HELIX 14 14 LYS B 298 ILE B 304 1 7 HELIX 15 15 GLY B 316 ARG B 328 1 13 HELIX 16 16 GLN B 358 ALA B 364 1 7 HELIX 17 17 HIS B 365 ASP B 373 1 9 HELIX 18 18 GLY B 374 LEU B 378 5 5 HELIX 19 19 THR C 4 ILE C 12 1 9 HELIX 20 20 LYS C 13 ASP C 16 5 4 HELIX 21 21 GLY C 17 ILE C 21 5 5 HELIX 22 22 SER C 22 GLY C 35 1 14 HELIX 23 23 SER C 76 LEU C 81 5 6 HELIX 24 24 LEU C 85 LYS C 99 1 15 HELIX 25 25 GLY C 100 TRP C 104 5 5 HELIX 26 26 ALA C 106 CYS C 111 1 6 HELIX 27 27 LEU C 115 ARG C 119 5 5 HELIX 28 28 ASP D 154 ASN D 162 1 9 HELIX 29 29 ARG D 191 GLN D 209 1 19 HELIX 30 30 ASN D 227 TYR D 243 1 17 HELIX 31 31 LYS D 279 GLY D 281 5 3 HELIX 32 32 SER D 297 ILE D 304 1 8 HELIX 33 33 GLY D 316 PHE D 327 1 12 HELIX 34 34 GLN D 358 ILE D 363 1 6 HELIX 35 35 HIS D 365 MET D 370 1 6 HELIX 36 36 GLY D 374 LEU D 378 5 5 SHEET 1 A 3 VAL A 41 ASP A 44 0 SHEET 2 A 3 SER A 47 TYR A 50 -1 O GLU A 49 N VAL A 42 SHEET 3 A 3 ILE A 55 SER A 56 -1 O ILE A 55 N TYR A 50 SHEET 1 B 6 ARG B 271 HIS B 272 0 SHEET 2 B 6 VAL B 293 SER B 297 -1 O ALA B 295 N ARG B 271 SHEET 3 B 6 CYS B 247 SER B 251 -1 N PHE B 250 O SER B 294 SHEET 4 B 6 LYS B 181 PHE B 188 1 N ILE B 185 O VAL B 249 SHEET 5 B 6 ASP B 212 GLN B 220 1 O TYR B 216 N ILE B 184 SHEET 6 B 6 ARG B 170 TYR B 171 -1 N TYR B 171 O TYR B 213 SHEET 1 C 7 ARG B 271 HIS B 272 0 SHEET 2 C 7 VAL B 293 SER B 297 -1 O ALA B 295 N ARG B 271 SHEET 3 C 7 CYS B 247 SER B 251 -1 N PHE B 250 O SER B 294 SHEET 4 C 7 LYS B 181 PHE B 188 1 N ILE B 185 O VAL B 249 SHEET 5 C 7 ASP B 212 GLN B 220 1 O TYR B 216 N ILE B 184 SHEET 6 C 7 THR B 392 ASP B 397 1 O THR B 392 N VAL B 217 SHEET 7 C 7 MET B 381 ARG B 387 -1 N MET B 381 O ASP B 397 SHEET 1 D 3 LEU B 255 PRO B 257 0 SHEET 2 D 3 LYS B 341 MET B 344 -1 O ARG B 343 N ILE B 256 SHEET 3 D 3 ALA B 276 MET B 277 1 N ALA B 276 O CYS B 342 SHEET 1 E 3 VAL C 41 ASP C 44 0 SHEET 2 E 3 SER C 47 TYR C 50 -1 O GLU C 49 N VAL C 42 SHEET 3 E 3 ILE C 55 SER C 56 -1 O ILE C 55 N TYR C 50 SHEET 1 F 6 ARG D 271 HIS D 272 0 SHEET 2 F 6 VAL D 293 ALA D 295 -1 O ALA D 295 N ARG D 271 SHEET 3 F 6 CYS D 247 SER D 251 -1 N PHE D 250 O SER D 294 SHEET 4 F 6 LYS D 181 PHE D 188 1 N ILE D 185 O VAL D 249 SHEET 5 F 6 ASP D 212 GLN D 220 1 O TYR D 216 N ILE D 184 SHEET 6 F 6 ARG D 170 TYR D 171 -1 N TYR D 171 O TYR D 213 SHEET 1 G 7 ARG D 271 HIS D 272 0 SHEET 2 G 7 VAL D 293 ALA D 295 -1 O ALA D 295 N ARG D 271 SHEET 3 G 7 CYS D 247 SER D 251 -1 N PHE D 250 O SER D 294 SHEET 4 G 7 LYS D 181 PHE D 188 1 N ILE D 185 O VAL D 249 SHEET 5 G 7 ASP D 212 GLN D 220 1 O TYR D 216 N ILE D 184 SHEET 6 G 7 THR D 392 ASP D 397 1 O THR D 392 N VAL D 217 SHEET 7 G 7 MET D 381 ARG D 387 -1 N MET D 381 O ASP D 397 SHEET 1 H 3 LEU D 255 PRO D 257 0 SHEET 2 H 3 LYS D 341 MET D 344 -1 O ARG D 343 N ILE D 256 SHEET 3 H 3 ALA D 276 MET D 277 1 N ALA D 276 O CYS D 342 SSBOND 1 CYS A 6 CYS A 120 1555 1555 2.03 SSBOND 2 CYS A 28 CYS A 111 1555 1555 2.04 SSBOND 3 CYS A 61 CYS A 77 1555 1555 2.04 SSBOND 4 CYS A 73 CYS A 91 1555 1555 2.04 SSBOND 5 CYS B 134 CYS B 176 1555 1555 2.03 SSBOND 6 CYS B 247 CYS B 266 1555 1555 2.04 SSBOND 7 CYS C 6 CYS C 120 1555 1555 2.03 SSBOND 8 CYS C 28 CYS C 111 1555 1555 2.01 SSBOND 9 CYS C 61 CYS C 77 1555 1555 2.02 SSBOND 10 CYS C 73 CYS C 91 1555 1555 2.05 SSBOND 11 CYS D 134 CYS D 176 1555 1555 2.03 SSBOND 12 CYS D 247 CYS D 266 1555 1555 2.04 LINK O LYS A 79 CA CA A 124 1555 1555 2.23 LINK OD1 ASP A 82 CA CA A 124 1555 1555 2.57 LINK O GLU A 84 CA CA A 124 1555 1555 2.26 LINK OD1 ASP A 87 CA CA A 124 1555 1555 2.35 LINK OD2 ASP A 88 CA CA A 124 1555 1555 2.33 LINK CA CA A 124 O HOH A 913 1555 1555 2.53 LINK CA CA A 124 O HOH A 943 1555 1555 2.53 LINK O LYS C 79 CA CA C 526 1555 1555 2.29 LINK OD1 ASP C 82 CA CA C 526 1555 1555 2.39 LINK O GLU C 84 CA CA C 526 1555 1555 2.18 LINK OD1 ASP C 87 CA CA C 526 1555 1555 2.39 LINK OD2 ASP C 88 CA CA C 526 1555 1555 2.47 LINK CA CA C 526 O HOH C 902 1555 1555 2.55 LINK CA CA C 526 O HOH C 905 1555 1555 2.51 CRYST1 57.161 96.379 99.480 90.00 100.98 90.00 P 1 21 1 4 ORIGX1 1.000000 0.000000 0.000000 0.00000 ORIGX2 0.000000 1.000000 0.000000 0.00000 ORIGX3 0.000000 0.000000 1.000000 0.00000 SCALE1 0.017494 0.000000 0.003394 0.00000 SCALE2 0.000000 0.010376 0.000000 0.00000 SCALE3 0.000000 0.000000 0.010240 0.00000