HEADER HYDROLASE 03-AUG-09 3IJ7 TITLE DIRECTED 'IN SITU' ELONGATION AS A STRATEGY TO CHARACTERIZE THE TITLE 2 COVALENT GLYCOSYL-ENZYME CATALYTIC INTERMEDIATE OF HUMAN PANCREATIC TITLE 3 A-AMYLASE CAVEAT 3IJ7 BGC B 2 HAS WRONG CHIRALITY AT ATOM C1 COMPND MOL_ID: 1; COMPND 2 MOLECULE: PANCREATIC ALPHA-AMYLASE; COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: HUMAN PANCREATIC ALPHA-AMYLASE; COMPND 5 SYNONYM: PA, 1,4-ALPHA-D-GLUCAN GLUCANOHYDROLASE; COMPND 6 EC: 3.2.1.1; COMPND 7 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_COMMON: HUMAN; SOURCE 4 ORGANISM_TAXID: 9606; SOURCE 5 GENE: AMY2A; SOURCE 6 EXPRESSION_SYSTEM: PICHIA PASTORIS; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 4922 KEYWDS AMYLASE, COVALENT INTERMEDIATE, HYDROLYTIC CLEAVAGE, CATALYSIS, KEYWDS 2 INHIBITOR SYNTHESIS, ENZYME KINETICS, HUMAN DIGESTION, DIABETES, KEYWDS 3 OBESITY, CARBOHYDRATE METABOLISM, CHLORIDE, DISULFIDE BOND, KEYWDS 4 GLYCOPROTEIN, GLYCOSIDASE, HYDROLASE, METAL-BINDING, PYRROLIDONE KEYWDS 5 CARBOXYLIC ACID, SECRETED EXPDTA X-RAY DIFFRACTION AUTHOR C.LI,R.ZHANG,S.G.WITHERS,G.D.BRAYER REVDAT 5 29-JUL-20 3IJ7 1 CAVEAT COMPND REMARK HETNAM REVDAT 5 2 1 LINK SITE ATOM REVDAT 4 25-DEC-19 3IJ7 1 SEQADV SEQRES LINK REVDAT 3 24-JAN-18 3IJ7 1 AUTHOR REVDAT 2 24-NOV-09 3IJ7 1 JRNL REVDAT 1 27-OCT-09 3IJ7 0 JRNL AUTH R.ZHANG,C.LI,L.K.WILLIAMS,B.P.REMPEL,G.D.BRAYER,S.G.WITHERS JRNL TITL DIRECTED "IN SITU" INHIBITOR ELONGATION AS A STRATEGY TO JRNL TITL 2 STRUCTURALLY CHARACTERIZE THE COVALENT GLYCOSYL-ENZYME JRNL TITL 3 INTERMEDIATE OF HUMAN PANCREATIC ALPHA-AMYLASE JRNL REF BIOCHEMISTRY V. 48 10752 2009 JRNL REFN ISSN 0006-2960 JRNL PMID 19803533 JRNL DOI 10.1021/BI901400P REMARK 2 REMARK 2 RESOLUTION. 2.00 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS 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) : 28.43 REMARK 3 DATA CUTOFF (SIGMA(F)) : 3.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : NULL REMARK 3 DATA CUTOFF LOW (ABS(F)) : NULL REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 97.0 REMARK 3 NUMBER OF REFLECTIONS : 30917 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : NULL REMARK 3 FREE R VALUE TEST SET SELECTION : RANDOM REMARK 3 R VALUE (WORKING SET) : 0.193 REMARK 3 FREE R VALUE : 0.229 REMARK 3 FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 FREE R VALUE TEST SET COUNT : 1545 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : NULL REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : NULL REMARK 3 BIN RESOLUTION RANGE HIGH (A) : NULL REMARK 3 BIN RESOLUTION RANGE LOW (A) : NULL REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : NULL REMARK 3 REFLECTIONS IN BIN (WORKING SET) : NULL REMARK 3 BIN R VALUE (WORKING SET) : NULL REMARK 3 BIN FREE R VALUE : NULL REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 BIN FREE R VALUE TEST SET COUNT : NULL REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : NULL REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 3946 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 61 REMARK 3 SOLVENT ATOMS : 232 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : NULL REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : NULL REMARK 3 B22 (A**2) : NULL REMARK 3 B33 (A**2) : NULL REMARK 3 B12 (A**2) : NULL REMARK 3 B13 (A**2) : NULL REMARK 3 B23 (A**2) : NULL REMARK 3 REMARK 3 ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : NULL REMARK 3 ESD FROM SIGMAA (A) : NULL REMARK 3 LOW RESOLUTION CUTOFF (A) : NULL REMARK 3 REMARK 3 CROSS-VALIDATED ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM C-V LUZZATI PLOT (A) : NULL REMARK 3 ESD FROM C-V SIGMAA (A) : NULL REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : NULL REMARK 3 BOND ANGLES (DEGREES) : NULL REMARK 3 DIHEDRAL ANGLES (DEGREES) : NULL REMARK 3 IMPROPER ANGLES (DEGREES) : NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : NULL 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 : NULL REMARK 3 KSOL : NULL REMARK 3 BSOL : NULL 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 : NULL REMARK 3 TOPOLOGY FILE 1 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 3IJ7 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 06-AUG-09. REMARK 100 THE DEPOSITION ID IS D_1000054478. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : NULL REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 7.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : SSRL REMARK 200 BEAMLINE : BL11-1 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.98 REMARK 200 MONOCHROMATOR : FLAT MIRROR (VERTICAL FOCUSING); REMARK 200 SINGLE CRYSTAL SI(111) BENT REMARK 200 MONOCHROMATOR (HORIZONTAL REMARK 200 FOCUSING) REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 315R REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-2000 REMARK 200 DATA SCALING SOFTWARE : HKL-2000 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 30917 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.000 REMARK 200 RESOLUTION RANGE LOW (A) : 28.430 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 3.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 97.0 REMARK 200 DATA REDUNDANCY : NULL REMARK 200 R MERGE (I) : 0.07000 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : NULL REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : NULL REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : NULL REMARK 200 COMPLETENESS FOR SHELL (%) : NULL REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : NULL REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: CNS REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 40.10 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.05 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 60% 2-METHYLPENTANE-2, 4-DIOL AND 100 REMARK 280 MM CACODYLATE, PH 7.5, VAPOR DIFFUSION, HANGING DROP, REMARK 280 TEMPERATURE 298.0K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 21 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X+1/2,-Y,Z+1/2 REMARK 290 3555 -X,Y+1/2,-Z+1/2 REMARK 290 4555 X+1/2,-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 26.07000 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 64.96000 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 33.91000 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 64.96000 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 26.07000 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 33.91000 REMARK 290 SMTRY3 4 0.000000 0.000000 -1.000000 0.00000 REMARK 290 REMARK 290 REMARK: NULL REMARK 300 REMARK 300 BIOMOLECULE: 1 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 300 REMARK: MONOMER 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: MONOMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B, C 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 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 TYR A 31 -56.37 -139.72 REMARK 500 ARG A 56 65.77 38.70 REMARK 500 MET A 102 -141.87 -104.34 REMARK 500 ASP A 317 48.18 -102.73 REMARK 500 PRO A 345 71.10 -68.53 REMARK 500 SER A 414 -107.78 -124.35 REMARK 500 ASN A 459 69.78 39.97 REMARK 500 PRO A 486 41.11 -73.16 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 497 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASN A 100 OD1 REMARK 620 2 ARG A 158 O 156.6 REMARK 620 3 ASP A 167 OD1 79.2 121.1 REMARK 620 4 ASP A 167 OD2 128.1 75.3 54.3 REMARK 620 5 HIS A 201 O 72.6 84.1 138.5 158.8 REMARK 620 6 HOH A 520 O 103.4 72.5 132.3 93.9 84.4 REMARK 620 7 HOH A 734 O 72.0 122.8 72.3 72.7 124.2 63.9 REMARK 620 N 1 2 3 4 5 6 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 3IJ8 RELATED DB: PDB REMARK 900 RELATED ID: 3IJ9 RELATED DB: PDB DBREF 3IJ7 A 1 496 UNP P04746 AMYP_HUMAN 16 511 SEQRES 1 A 496 PCA TYR SER PRO ASN THR GLN GLN GLY ARG THR SER ILE SEQRES 2 A 496 VAL HIS LEU PHE GLU TRP ARG TRP VAL ASP ILE ALA LEU SEQRES 3 A 496 GLU CYS GLU ARG TYR LEU ALA PRO LYS GLY PHE GLY GLY SEQRES 4 A 496 VAL GLN VAL SER PRO PRO ASN GLU ASN VAL ALA ILE TYR SEQRES 5 A 496 ASN PRO PHE ARG PRO TRP TRP GLU ARG TYR GLN PRO VAL SEQRES 6 A 496 SER TYR LYS LEU CYS THR ARG SER GLY ASN GLU ASP GLU SEQRES 7 A 496 PHE ARG ASN MET VAL THR ARG CYS ASN ASN VAL GLY VAL SEQRES 8 A 496 ARG ILE TYR VAL ASP ALA VAL ILE ASN HIS MET CYS GLY SEQRES 9 A 496 ASN ALA VAL SER ALA GLY THR SER SER THR CYS GLY SER SEQRES 10 A 496 TYR PHE ASN PRO GLY SER ARG ASP PHE PRO ALA VAL PRO SEQRES 11 A 496 TYR SER GLY TRP ASP PHE ASN ASP GLY LYS CYS LYS THR SEQRES 12 A 496 GLY SER GLY ASP ILE GLU ASN TYR ASN ASP ALA THR GLN SEQRES 13 A 496 VAL ARG ASP CYS ARG LEU THR GLY LEU LEU ASP LEU ALA SEQRES 14 A 496 LEU GLU LYS ASP TYR VAL ARG SER LYS ILE ALA GLU TYR SEQRES 15 A 496 MET ASN HIS LEU ILE ASP ILE GLY VAL ALA GLY PHE ARG SEQRES 16 A 496 LEU ASP ALA SER LYS HIS MET TRP PRO GLY ASP ILE LYS SEQRES 17 A 496 ALA ILE LEU ASP LYS LEU HIS ASN LEU ASN SER ASN TRP SEQRES 18 A 496 PHE PRO ALA GLY SER LYS PRO PHE ILE TYR GLN GLU VAL SEQRES 19 A 496 ILE ASP LEU GLY GLY GLU PRO ILE LYS SER SER ASP TYR SEQRES 20 A 496 PHE GLY ASN GLY ARG VAL THR GLU PHE LYS TYR GLY ALA SEQRES 21 A 496 LYS LEU GLY THR VAL ILE ARG LYS TRP ASN GLY GLU LYS SEQRES 22 A 496 MET SER TYR LEU LYS ASN TRP GLY GLU GLY TRP GLY PHE SEQRES 23 A 496 VAL PRO SER ASP ARG ALA LEU VAL PHE VAL ASP ASN HIS SEQRES 24 A 496 ASP ASN GLN ARG GLY HIS GLY ALA GLY GLY ALA SER ILE SEQRES 25 A 496 LEU THR PHE TRP ASP ALA ARG LEU TYR LYS MET ALA VAL SEQRES 26 A 496 GLY PHE MET LEU ALA HIS PRO TYR GLY PHE THR ARG VAL SEQRES 27 A 496 MET SER SER TYR ARG TRP PRO ARG GLN PHE GLN ASN GLY SEQRES 28 A 496 ASN ASP VAL ASN ASP TRP VAL GLY PRO PRO ASN ASN ASN SEQRES 29 A 496 GLY VAL ILE LYS GLU VAL THR ILE ASN PRO ASP THR THR SEQRES 30 A 496 CYS GLY ASN ASP TRP VAL CYS GLU HIS ARG TRP ARG GLN SEQRES 31 A 496 ILE ARG ASN MET VAL ILE PHE ARG ASN VAL VAL ASP GLY SEQRES 32 A 496 GLN PRO PHE THR ASN TRP TYR ASP ASN GLY SER ASN GLN SEQRES 33 A 496 VAL ALA PHE GLY ARG GLY ASN ARG GLY PHE ILE VAL PHE SEQRES 34 A 496 ASN ASN ASP ASP TRP SER PHE SER LEU THR LEU GLN THR SEQRES 35 A 496 GLY LEU PRO ALA GLY THR TYR CYS ASP VAL ILE SER GLY SEQRES 36 A 496 ASP LYS ILE ASN GLY ASN CYS THR GLY ILE LYS ILE TYR SEQRES 37 A 496 VAL SER ASP ASP GLY LYS ALA HIS PHE SER ILE SER ASN SEQRES 38 A 496 SER ALA GLU ASP PRO PHE ILE ALA ILE HIS ALA GLU SER SEQRES 39 A 496 LYS LEU MODRES 3IJ7 PCA A 1 GLN PYROGLUTAMIC ACID HET PCA A 1 8 HET B9D B 1 12 HET BGC B 2 11 HET B8D B 3 12 HET GLF C 1 12 HET B8D C 2 12 HET CA A 497 1 HET CL A 498 1 HETNAM PCA PYROGLUTAMIC ACID HETNAM B9D 5-FLUORO-ALPHA-L-IDOPYRANOSE HETNAM BGC BETA-D-GLUCOPYRANOSE HETNAM B8D 4-O-METHYL-ALPHA-D-GLUCOPYRANOSE HETNAM GLF ALPHA-D-GLUCOPYRANOSYL FLUORIDE HETNAM CA CALCIUM ION HETNAM CL CHLORIDE ION FORMUL 1 PCA C5 H7 N O3 FORMUL 2 B9D C6 H11 F O6 FORMUL 2 BGC C6 H12 O6 FORMUL 2 B8D 2(C7 H14 O6) FORMUL 3 GLF C6 H11 F O5 FORMUL 4 CA CA 2+ FORMUL 5 CL CL 1- FORMUL 6 HOH *232(H2 O) HELIX 1 1 ARG A 20 TYR A 31 1 12 HELIX 2 2 PRO A 57 GLN A 63 5 7 HELIX 3 3 ASN A 75 VAL A 89 1 15 HELIX 4 4 ASN A 120 ARG A 124 5 5 HELIX 5 5 SER A 132 PHE A 136 5 5 HELIX 6 6 ASP A 153 CYS A 160 1 8 HELIX 7 7 ARG A 161 THR A 163 5 3 HELIX 8 8 LYS A 172 GLY A 190 1 19 HELIX 9 9 ALA A 198 MET A 202 5 5 HELIX 10 10 TRP A 203 ASP A 212 1 10 HELIX 11 11 LYS A 243 PHE A 248 5 6 HELIX 12 12 GLU A 255 ARG A 267 1 13 HELIX 13 13 LYS A 268 GLU A 272 5 5 HELIX 14 14 LYS A 273 TRP A 280 5 8 HELIX 15 15 GLY A 281 GLY A 285 5 5 HELIX 16 16 PRO A 288 ASP A 290 5 3 HELIX 17 17 ASP A 300 GLY A 304 5 5 HELIX 18 18 GLY A 308 ILE A 312 5 5 HELIX 19 19 THR A 314 TRP A 316 5 3 HELIX 20 20 ASP A 317 HIS A 331 1 15 HELIX 21 21 CYS A 384 ARG A 387 5 4 HELIX 22 22 TRP A 388 VAL A 401 1 14 HELIX 23 23 GLU A 493 LYS A 495 5 3 SHEET 1 A 9 SER A 12 LEU A 16 0 SHEET 2 A 9 GLY A 39 VAL A 42 1 O GLN A 41 N VAL A 14 SHEET 3 A 9 ARG A 92 ALA A 97 1 O TYR A 94 N VAL A 40 SHEET 4 A 9 GLY A 193 LEU A 196 1 O ARG A 195 N VAL A 95 SHEET 5 A 9 PHE A 229 GLN A 232 1 O PHE A 229 N PHE A 194 SHEET 6 A 9 ARG A 252 THR A 254 1 O ARG A 252 N GLN A 232 SHEET 7 A 9 ALA A 292 VAL A 294 1 O LEU A 293 N VAL A 253 SHEET 8 A 9 PHE A 335 SER A 340 1 O PHE A 335 N VAL A 294 SHEET 9 A 9 SER A 12 LEU A 16 1 N ILE A 13 O VAL A 338 SHEET 1 B 2 HIS A 101 GLY A 104 0 SHEET 2 B 2 LEU A 165 ASP A 167 -1 O LEU A 166 N CYS A 103 SHEET 1 C 2 PHE A 348 GLN A 349 0 SHEET 2 C 2 ASN A 352 ASP A 353 -1 O ASN A 352 N GLN A 349 SHEET 1 D 2 ASN A 362 ASN A 363 0 SHEET 2 D 2 VAL A 366 ILE A 367 -1 O VAL A 366 N ASN A 363 SHEET 1 E 4 PHE A 406 ASP A 411 0 SHEET 2 E 4 GLN A 416 ARG A 421 -1 O GLY A 420 N THR A 407 SHEET 3 E 4 GLY A 425 ASN A 430 -1 O PHE A 429 N VAL A 417 SHEET 4 E 4 PHE A 487 HIS A 491 -1 O ILE A 488 N VAL A 428 SHEET 1 F 2 PHE A 436 GLN A 441 0 SHEET 2 F 2 LYS A 474 ILE A 479 -1 O ILE A 479 N PHE A 436 SHEET 1 G 2 GLY A 447 CYS A 450 0 SHEET 2 G 2 LYS A 466 VAL A 469 -1 O ILE A 467 N TYR A 449 SHEET 1 H 2 LYS A 457 ILE A 458 0 SHEET 2 H 2 ASN A 461 CYS A 462 -1 O ASN A 461 N ILE A 458 SSBOND 1 CYS A 28 CYS A 86 1555 1555 2.03 SSBOND 2 CYS A 70 CYS A 115 1555 1555 2.03 SSBOND 3 CYS A 141 CYS A 160 1555 1555 2.03 SSBOND 4 CYS A 378 CYS A 384 1555 1555 2.03 SSBOND 5 CYS A 450 CYS A 462 1555 1555 2.03 LINK C PCA A 1 N TYR A 2 1555 1555 1.31 LINK OD1 ASP A 197 C5 B9D B 1 1555 1555 1.43 LINK O2 B9D B 1 C1 BGC B 2 1555 1555 1.42 LINK O4 BGC B 2 C1 B8D B 3 1555 1555 1.43 LINK O4 GLF C 1 C1 B8D C 2 1555 1555 1.44 LINK OD1 ASN A 100 CA CA A 497 1555 1555 2.43 LINK O ARG A 158 CA CA A 497 1555 1555 2.37 LINK OD1 ASP A 167 CA CA A 497 1555 1555 2.45 LINK OD2 ASP A 167 CA CA A 497 1555 1555 2.37 LINK O HIS A 201 CA CA A 497 1555 1555 2.43 LINK CA CA A 497 O HOH A 520 1555 1555 2.63 LINK CA CA A 497 O HOH A 734 1555 1555 2.50 CISPEP 1 ASN A 53 PRO A 54 0 0.20 CISPEP 2 VAL A 129 PRO A 130 0 -0.02 CRYST1 52.140 67.820 129.920 90.00 90.00 90.00 P 21 21 21 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 0.019179 0.000000 0.000000 0.00000 SCALE2 0.000000 0.014745 0.000000 0.00000 SCALE3 0.000000 0.000000 0.007697 0.00000