HEADER HYDROXYLASE 29-SEP-04 1XKT TITLE HUMAN FATTY ACID SYNTHASE: STRUCTURE AND SUBSTRATE TITLE 2 SELECTIVITY OF THE THIOESTERASE DOMAIN COMPND MOL_ID: 1; COMPND 2 MOLECULE: FATTY ACID SYNTHASE; COMPND 3 CHAIN: A, B; COMPND 4 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_COMMON: HUMAN; SOURCE 4 ORGANISM_TAXID: 9606; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3); SOURCE 6 EXPRESSION_SYSTEM_TAXID: 469008; SOURCE 7 EXPRESSION_SYSTEM_STRAIN: BL21(DE3); SOURCE 8 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 9 EXPRESSION_SYSTEM_PLASMID: PROEX KEYWDS HUMAN FATTY ACID SYNTHASE, THIOESTERASE, STRUCTURE, KEYWDS 2 SPECIFICITY, DRUG TARGET, HYDROXYLASE EXPDTA X-RAY DIFFRACTION AUTHOR B.CHAKRAVARTY,Z.GU,S.S.CHIRALA,S.J.WAKIL,F.A.QUIOCHO REVDAT 3 24-FEB-09 1XKT 1 VERSN REVDAT 2 09-NOV-04 1XKT 1 JRNL REVDAT 1 26-OCT-04 1XKT 0 JRNL AUTH B.CHAKRAVARTY,Z.GU,S.S.CHIRALA,S.J.WAKIL, JRNL AUTH 2 F.A.QUIOCHO JRNL TITL HUMAN FATTY ACID SYNTHASE: STRUCTURE AND SUBSTRATE JRNL TITL 2 SELECTIVITY OF THE THIOESTERASE DOMAIN. JRNL REF PROC.NATL.ACAD.SCI.USA V. 101 15567 2004 JRNL REFN ISSN 0027-8424 JRNL PMID 15507492 JRNL DOI 10.1073/PNAS.0406901101 REMARK 1 REMARK 2 REMARK 2 RESOLUTION. 2.60 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS 1.1 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) : 2.60 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 11.82 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : 470097.200 REMARK 3 DATA CUTOFF LOW (ABS(F)) : 0.0000 REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 97.4 REMARK 3 NUMBER OF REFLECTIONS : 21444 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) : 0.258 REMARK 3 FREE R VALUE : 0.279 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.900 REMARK 3 FREE R VALUE TEST SET COUNT : 1043 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : 0.009 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) : 2.60 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.76 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 92.50 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 3174 REMARK 3 BIN R VALUE (WORKING SET) : 0.3530 REMARK 3 BIN FREE R VALUE : 0.4060 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 5.50 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 185 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.030 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 4046 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 0 REMARK 3 SOLVENT ATOMS : 65 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 46.40 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 61.80 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -0.02000 REMARK 3 B22 (A**2) : -0.02000 REMARK 3 B33 (A**2) : 0.03000 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : 0.00000 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : 0.41 REMARK 3 ESD FROM SIGMAA (A) : 0.41 REMARK 3 LOW RESOLUTION CUTOFF (A) : 5.00 REMARK 3 REMARK 3 CROSS-VALIDATED ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM C-V LUZZATI PLOT (A) : 0.48 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.51 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.008 REMARK 3 BOND ANGLES (DEGREES) : 1.30 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 22.50 REMARK 3 IMPROPER ANGLES (DEGREES) : 0.86 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 : FLAT MODEL REMARK 3 KSOL : 0.34 REMARK 3 BSOL : 47.02 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 : WATER_REP.PARAM REMARK 3 PARAMETER FILE 3 : NULL REMARK 3 TOPOLOGY FILE 1 : PROTEIN.TOP REMARK 3 TOPOLOGY FILE 2 : NULL REMARK 3 TOPOLOGY FILE 3 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: THE ACTIVE SITE, SER 2308, HAS BAD REMARK 3 PHI AND PSI VALUES, AS SEEN IN SERINE-LIKE PROTEASES. REMARK 4 REMARK 4 1XKT COMPLIES WITH FORMAT V. 3.15, 01-DEC-08 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 30-SEP-04. REMARK 100 THE RCSB ID CODE IS RCSB030468. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 08-FEB-02 REMARK 200 TEMPERATURE (KELVIN) : 150 REMARK 200 PH : 6.8 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : NSLS REMARK 200 BEAMLINE : X4A REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.96865, 0.97930, 0.97910, REMARK 200 0.96390 REMARK 200 MONOCHROMATOR : KOHZU DOUBLE CRYSTAL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : RIGAKU REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 21444 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.600 REMARK 200 RESOLUTION RANGE LOW (A) : 50.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 97.4 REMARK 200 DATA REDUNDANCY : NULL REMARK 200 R MERGE (I) : NULL 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) : 2.60 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.76 REMARK 200 COMPLETENESS FOR SHELL (%) : 92.5 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: MAD 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 (%): 58.00 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.94 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: AMMONIUM SULFATE, MES, GLYCEROL, PH REMARK 280 6.8, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 298K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 41 2 2 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,-Y,Z+1/2 REMARK 290 3555 -Y,X,Z+1/4 REMARK 290 4555 Y,-X,Z+3/4 REMARK 290 5555 -X,Y,-Z REMARK 290 6555 X,-Y,-Z+1/2 REMARK 290 7555 Y,X,-Z+3/4 REMARK 290 8555 -Y,-X,-Z+1/4 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 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 63.23000 REMARK 290 SMTRY1 3 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 31.61500 REMARK 290 SMTRY1 4 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY2 4 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 94.84500 REMARK 290 SMTRY1 5 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 5 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 6 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 6 0.000000 0.000000 -1.000000 63.23000 REMARK 290 SMTRY1 7 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY2 7 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 94.84500 REMARK 290 SMTRY1 8 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY2 8 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 8 0.000000 0.000000 -1.000000 31.61500 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 300 REMARK: MONOMER IS ACTIVE BIOLOGICALLY ALTHOUGH ASSYMETRIC UNIT REMARK 300 HAS A DIMER 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 APPLY THE FOLLOWING TO CHAINS: A 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: MONOMERIC REMARK 350 APPLY THE FOLLOWING TO CHAINS: 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 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 GLY A 2214 REMARK 465 ALA A 2215 REMARK 465 MET A 2216 REMARK 465 GLN A 2325 REMARK 465 SER A 2326 REMARK 465 PRO A 2327 REMARK 465 ALA A 2328 REMARK 465 PRO A 2329 REMARK 465 THR A 2330 REMARK 465 VAL A 2344 REMARK 465 LEU A 2345 REMARK 465 ALA A 2346 REMARK 465 TYR A 2347 REMARK 465 THR A 2348 REMARK 465 GLN A 2349 REMARK 465 SER A 2350 REMARK 465 TYR A 2351 REMARK 465 ARG A 2352 REMARK 465 ALA A 2353 REMARK 465 LYS A 2354 REMARK 465 LEU A 2355 REMARK 465 THR A 2356 REMARK 465 GLY A 2452 REMARK 465 ALA A 2453 REMARK 465 TYR A 2454 REMARK 465 GLY A 2455 REMARK 465 GLU A 2456 REMARK 465 ASP A 2457 REMARK 465 GLY A 2487 REMARK 465 GLY B 2214 REMARK 465 ALA B 2215 REMARK 465 MET B 2216 REMARK 465 GLN B 2325 REMARK 465 SER B 2326 REMARK 465 PRO B 2327 REMARK 465 ALA B 2328 REMARK 465 PRO B 2329 REMARK 465 THR B 2330 REMARK 465 VAL B 2344 REMARK 465 LEU B 2345 REMARK 465 ALA B 2346 REMARK 465 TYR B 2347 REMARK 465 THR B 2348 REMARK 465 GLN B 2349 REMARK 465 SER B 2350 REMARK 465 TYR B 2351 REMARK 465 ARG B 2352 REMARK 465 ALA B 2353 REMARK 465 LYS B 2354 REMARK 465 LEU B 2355 REMARK 465 THR B 2356 REMARK 465 GLY B 2452 REMARK 465 ALA B 2453 REMARK 465 TYR B 2454 REMARK 465 GLY B 2455 REMARK 465 GLU B 2456 REMARK 465 ASP B 2457 REMARK 465 GLY B 2487 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 GLY A2300 N - CA - C ANGL. DEV. = 15.0 DEGREES REMARK 500 GLY B2300 N - CA - C ANGL. DEV. = 15.4 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 VAL A2237 96.87 4.27 REMARK 500 SER A2239 172.41 -30.56 REMARK 500 PRO A2249 -169.36 -75.73 REMARK 500 ARG A2263 39.45 -98.29 REMARK 500 ARG A2294 -9.76 -51.24 REMARK 500 SER A2308 -108.93 58.16 REMARK 500 MET A2378 136.22 -22.08 REMARK 500 LYS A2406 12.70 -67.32 REMARK 500 GLU A2431 21.27 -70.44 REMARK 500 GLN A2432 -2.12 -140.97 REMARK 500 THR A2434 111.72 -161.33 REMARK 500 PRO A2435 137.86 -39.89 REMARK 500 ASP A2461 -21.29 -149.70 REMARK 500 SER A2500 -98.32 -74.96 REMARK 500 LEU A2501 93.91 -33.07 REMARK 500 VAL B2237 100.09 3.96 REMARK 500 SER B2239 170.25 -34.74 REMARK 500 HIS B2248 155.62 -47.65 REMARK 500 ARG B2294 -9.02 -50.29 REMARK 500 SER B2308 -110.99 57.91 REMARK 500 MET B2378 140.27 -25.24 REMARK 500 LYS B2406 10.88 -66.64 REMARK 500 ASP B2461 -20.04 -150.67 REMARK 500 SER B2500 -97.36 -73.40 REMARK 500 LEU B2501 93.66 -35.78 REMARK 500 REMARK 500 REMARK: NULL REMARK 999 REMARK 999 SEQUENCE REMARK 999 THERE IS A MISMATCH IN POSTION 2440 FROM THE DATABASE REMARK 999 REFERENCE SEQUENCE OF FATTY ACID SYNTHASE, WHICH IS REMARK 999 DUE TO THE HETEREGENEITY OF THAT POSITION IN DIFFERENT REMARK 999 CLONES. DBREF 1XKT A 2218 2502 UNP P49327 FAS_HUMAN 2218 2502 DBREF 1XKT B 2218 2502 UNP P49327 FAS_HUMAN 2218 2502 SEQADV 1XKT GLY A 2214 UNP P49327 CLONING ARTIFACT SEQADV 1XKT ALA A 2215 UNP P49327 CLONING ARTIFACT SEQADV 1XKT MET A 2216 UNP P49327 CLONING ARTIFACT SEQADV 1XKT VAL A 2217 UNP P49327 CLONING ARTIFACT SEQADV 1XKT TYR A 2440 UNP P49327 HIS 2440 SEE REMARK 999 SEQADV 1XKT GLY B 2214 UNP P49327 CLONING ARTIFACT SEQADV 1XKT ALA B 2215 UNP P49327 CLONING ARTIFACT SEQADV 1XKT MET B 2216 UNP P49327 CLONING ARTIFACT SEQADV 1XKT VAL B 2217 UNP P49327 CLONING ARTIFACT SEQADV 1XKT TYR B 2440 UNP P49327 HIS 2440 SEE REMARK 999 SEQRES 1 A 289 GLY ALA MET VAL ASN LEU ARG SER LEU LEU VAL ASN PRO SEQRES 2 A 289 GLU GLY PRO THR LEU MET ARG LEU ASN SER VAL GLN SER SEQRES 3 A 289 SER GLU ARG PRO LEU PHE LEU VAL HIS PRO ILE GLU GLY SEQRES 4 A 289 SER THR THR VAL PHE HIS SER LEU ALA SER ARG LEU SER SEQRES 5 A 289 ILE PRO THR TYR GLY LEU GLN CYS THR ARG ALA ALA PRO SEQRES 6 A 289 LEU ASP SER ILE HIS SER LEU ALA ALA TYR TYR ILE ASP SEQRES 7 A 289 CYS ILE ARG GLN VAL GLN PRO GLU GLY PRO TYR ARG VAL SEQRES 8 A 289 ALA GLY TYR SER TYR GLY ALA CYS VAL ALA PHE GLU MET SEQRES 9 A 289 CYS SER GLN LEU GLN ALA GLN GLN SER PRO ALA PRO THR SEQRES 10 A 289 HIS ASN SER LEU PHE LEU PHE ASP GLY SER PRO THR TYR SEQRES 11 A 289 VAL LEU ALA TYR THR GLN SER TYR ARG ALA LYS LEU THR SEQRES 12 A 289 PRO GLY CYS GLU ALA GLU ALA GLU THR GLU ALA ILE CYS SEQRES 13 A 289 PHE PHE VAL GLN GLN PHE THR ASP MET GLU HIS ASN ARG SEQRES 14 A 289 VAL LEU GLU ALA LEU LEU PRO LEU LYS GLY LEU GLU GLU SEQRES 15 A 289 ARG VAL ALA ALA ALA VAL ASP LEU ILE ILE LYS SER HIS SEQRES 16 A 289 GLN GLY LEU ASP ARG GLN GLU LEU SER PHE ALA ALA ARG SEQRES 17 A 289 SER PHE TYR TYR LYS LEU ARG ALA ALA GLU GLN TYR THR SEQRES 18 A 289 PRO LYS ALA LYS TYR TYR GLY ASN VAL MET LEU LEU ARG SEQRES 19 A 289 ALA LYS THR GLY GLY ALA TYR GLY GLU ASP LEU GLY ALA SEQRES 20 A 289 ASP TYR ASN LEU SER GLN VAL CYS ASP GLY LYS VAL SER SEQRES 21 A 289 VAL HIS VAL ILE GLU GLY ASP HIS ARG THR LEU LEU GLU SEQRES 22 A 289 GLY SER GLY LEU GLU SER ILE ILE SER ILE ILE HIS SER SEQRES 23 A 289 SER LEU ALA SEQRES 1 B 289 GLY ALA MET VAL ASN LEU ARG SER LEU LEU VAL ASN PRO SEQRES 2 B 289 GLU GLY PRO THR LEU MET ARG LEU ASN SER VAL GLN SER SEQRES 3 B 289 SER GLU ARG PRO LEU PHE LEU VAL HIS PRO ILE GLU GLY SEQRES 4 B 289 SER THR THR VAL PHE HIS SER LEU ALA SER ARG LEU SER SEQRES 5 B 289 ILE PRO THR TYR GLY LEU GLN CYS THR ARG ALA ALA PRO SEQRES 6 B 289 LEU ASP SER ILE HIS SER LEU ALA ALA TYR TYR ILE ASP SEQRES 7 B 289 CYS ILE ARG GLN VAL GLN PRO GLU GLY PRO TYR ARG VAL SEQRES 8 B 289 ALA GLY TYR SER TYR GLY ALA CYS VAL ALA PHE GLU MET SEQRES 9 B 289 CYS SER GLN LEU GLN ALA GLN GLN SER PRO ALA PRO THR SEQRES 10 B 289 HIS ASN SER LEU PHE LEU PHE ASP GLY SER PRO THR TYR SEQRES 11 B 289 VAL LEU ALA TYR THR GLN SER TYR ARG ALA LYS LEU THR SEQRES 12 B 289 PRO GLY CYS GLU ALA GLU ALA GLU THR GLU ALA ILE CYS SEQRES 13 B 289 PHE PHE VAL GLN GLN PHE THR ASP MET GLU HIS ASN ARG SEQRES 14 B 289 VAL LEU GLU ALA LEU LEU PRO LEU LYS GLY LEU GLU GLU SEQRES 15 B 289 ARG VAL ALA ALA ALA VAL ASP LEU ILE ILE LYS SER HIS SEQRES 16 B 289 GLN GLY LEU ASP ARG GLN GLU LEU SER PHE ALA ALA ARG SEQRES 17 B 289 SER PHE TYR TYR LYS LEU ARG ALA ALA GLU GLN TYR THR SEQRES 18 B 289 PRO LYS ALA LYS TYR TYR GLY ASN VAL MET LEU LEU ARG SEQRES 19 B 289 ALA LYS THR GLY GLY ALA TYR GLY GLU ASP LEU GLY ALA SEQRES 20 B 289 ASP TYR ASN LEU SER GLN VAL CYS ASP GLY LYS VAL SER SEQRES 21 B 289 VAL HIS VAL ILE GLU GLY ASP HIS ARG THR LEU LEU GLU SEQRES 22 B 289 GLY SER GLY LEU GLU SER ILE ILE SER ILE ILE HIS SER SEQRES 23 B 289 SER LEU ALA FORMUL 3 HOH *65(H2 O) HELIX 1 1 VAL A 2217 LEU A 2223 5 7 HELIX 2 2 PHE A 2257 ARG A 2263 1 7 HELIX 3 3 SER A 2281 GLN A 2297 1 17 HELIX 4 4 TYR A 2309 GLN A 2324 1 16 HELIX 5 5 CYS A 2359 THR A 2376 1 18 HELIX 6 6 GLU A 2379 LEU A 2388 1 10 HELIX 7 7 GLY A 2392 LYS A 2406 1 15 HELIX 8 8 ASP A 2412 GLU A 2431 1 20 HELIX 9 9 SER A 2488 LEU A 2501 1 14 HELIX 10 10 VAL B 2217 LEU B 2223 5 7 HELIX 11 11 PHE B 2257 ARG B 2263 1 7 HELIX 12 12 SER B 2281 GLN B 2297 1 17 HELIX 13 13 TYR B 2309 GLN B 2324 1 16 HELIX 14 14 CYS B 2359 THR B 2376 1 18 HELIX 15 15 GLU B 2379 LEU B 2388 1 10 HELIX 16 16 GLY B 2392 LYS B 2406 1 15 HELIX 17 17 ASP B 2412 GLU B 2431 1 20 HELIX 18 18 SER B 2488 LEU B 2501 1 14 SHEET 1 A 7 LEU A2231 ASN A2235 0 SHEET 2 A 7 LEU A2244 VAL A2247 1 N LEU A2244 O TYR A2269 SHEET 3 A 7 THR A2268 LEU A2271 -1 O GLY A2270 N MET A2232 SHEET 4 A 7 ARG A2303 TYR A2307 1 O ALA A2305 N PHE A2245 SHEET 5 A 7 SER A2333 PHE A2337 1 O SER A2333 N VAL A2304 SHEET 6 A 7 VAL A2443 ALA A2448 1 O MET A2444 N LEU A2336 SHEET 7 A 7 VAL A2472 ILE A2477 1 O ILE A2477 N ARG A2447 SHEET 1 B 7 LEU B2231 ASN B2235 0 SHEET 2 B 7 LEU B2244 VAL B2247 1 N LEU B2246 O LEU B2271 SHEET 3 B 7 THR B2268 LEU B2271 -1 O GLY B2270 N MET B2232 SHEET 4 B 7 ARG B2303 TYR B2307 1 O ALA B2305 N PHE B2245 SHEET 5 B 7 SER B2333 PHE B2337 1 O SER B2333 N VAL B2304 SHEET 6 B 7 VAL B2443 ALA B2448 1 O MET B2444 N LEU B2336 SHEET 7 B 7 VAL B2472 ILE B2477 1 O ILE B2477 N ARG B2447 CRYST1 104.783 104.783 126.460 90.00 90.00 90.00 P 41 2 2 16 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 0.009544 0.000000 0.000000 0.00000 SCALE2 0.000000 0.009544 0.000000 0.00000 SCALE3 0.000000 0.000000 0.007908 0.00000