HEADER HYDROLASE/HYDROLASE INHIBITOR 05-DEC-17 6BT6 TITLE CTX-M-14 S237A BETA-LACTAMASE IN COMPLEX WITH A NON-COVALENT TETRAZOLE TITLE 2 INHIBITOR COMPND MOL_ID: 1; COMPND 2 MOLECULE: BETA-LACTAMASE; COMPND 3 CHAIN: A, B; COMPND 4 EC: 3.5.2.6; COMPND 5 ENGINEERED: YES; COMPND 6 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: ESCHERICHIA COLI; SOURCE 3 ORGANISM_TAXID: 562; SOURCE 4 GENE: BLACTX-M; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 562 KEYWDS TETRAZOLE, INHIBITOR, BETA-LACTAMASE, ESBL, HYDROLASE-HYDROLASE KEYWDS 2 INHIBITOR COMPLEX EXPDTA X-RAY DIFFRACTION AUTHOR O.A.PEMBERTON,Y.CHEN REVDAT 5 04-OCT-23 6BT6 1 REMARK REVDAT 4 18-DEC-19 6BT6 1 SEQRES REVDAT 3 20-FEB-19 6BT6 1 REMARK REVDAT 2 06-FEB-19 6BT6 1 KEYWDS JRNL REVDAT 1 13-JUN-18 6BT6 0 JRNL AUTH O.A.PEMBERTON,X.ZHANG,D.A.NICHOLS,K.DEFREES,P.JAISHANKAR, JRNL AUTH 2 R.BONNET,J.ADAMS,L.N.SHAW,A.R.RENSLO,Y.CHEN JRNL TITL ANTIBACTERIAL SPECTRUM OF A TETRAZOLE-BASED REVERSIBLE JRNL TITL 2 INHIBITOR OF SERINE BETA-LACTAMASES. JRNL REF ANTIMICROB. AGENTS V. 62 2018 JRNL REF 2 CHEMOTHER. JRNL REFN ESSN 1098-6596 JRNL PMID 29844038 JRNL DOI 10.1128/AAC.02563-17 REMARK 2 REMARK 2 RESOLUTION. 1.05 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX 1.13RC2_2975 REMARK 3 AUTHORS : PAUL ADAMS,PAVEL AFONINE,VINCENT CHEN,IAN REMARK 3 : DAVIS,KRESHNA GOPAL,RALF GROSSE-KUNSTLEVE, REMARK 3 : LI-WEI HUNG,ROBERT IMMORMINO,TOM IOERGER, REMARK 3 : AIRLIE MCCOY,ERIK MCKEE,NIGEL MORIARTY, REMARK 3 : REETAL PAI,RANDY READ,JANE RICHARDSON, REMARK 3 : DAVID RICHARDSON,TOD ROMO,JIM SACCHETTINI, REMARK 3 : NICHOLAS SAUTER,JACOB SMITH,LAURENT REMARK 3 : STORONI,TOM TERWILLIGER,PETER ZWART REMARK 3 REMARK 3 REFINEMENT TARGET : NULL REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.05 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 29.40 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.010 REMARK 3 COMPLETENESS FOR RANGE (%) : 89.3 REMARK 3 NUMBER OF REFLECTIONS : 204354 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.127 REMARK 3 R VALUE (WORKING SET) : 0.126 REMARK 3 FREE R VALUE : 0.148 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.960 REMARK 3 FREE R VALUE TEST SET COUNT : 18179 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT (IN BINS). REMARK 3 BIN RESOLUTION RANGE COMPL. NWORK NFREE RWORK RFREE REMARK 3 1 29.4066 - 3.2612 0.86 11240 541 0.1386 0.1610 REMARK 3 2 3.2612 - 2.5890 0.96 12390 759 0.1340 0.1568 REMARK 3 3 2.5890 - 2.2619 0.96 12373 642 0.1334 0.1526 REMARK 3 4 2.2619 - 2.0551 0.95 12447 627 0.1279 0.1566 REMARK 3 5 2.0551 - 1.9078 0.95 12299 643 0.1272 0.1508 REMARK 3 6 1.9078 - 1.7954 0.94 12217 632 0.1297 0.1464 REMARK 3 7 1.7954 - 1.7055 0.94 12182 661 0.1258 0.1396 REMARK 3 8 1.7055 - 1.6312 0.93 12118 624 0.1173 0.1436 REMARK 3 9 1.6312 - 1.5684 0.93 12143 623 0.1116 0.1333 REMARK 3 10 1.5684 - 1.5143 0.92 12014 624 0.1067 0.1354 REMARK 3 11 1.5143 - 1.4670 0.92 11959 633 0.1055 0.1224 REMARK 3 12 1.4670 - 1.4250 0.92 11940 643 0.1047 0.1312 REMARK 3 13 1.4250 - 1.3875 0.91 11858 617 0.1112 0.1353 REMARK 3 14 1.3875 - 1.3537 0.91 11831 631 0.1132 0.1436 REMARK 3 15 1.3537 - 1.3229 0.91 11778 591 0.1118 0.1343 REMARK 3 16 1.3229 - 1.2947 0.90 11707 646 0.1099 0.1466 REMARK 3 17 1.2947 - 1.2688 0.90 11858 550 0.1131 0.1323 REMARK 3 18 1.2688 - 1.2449 0.90 11781 530 0.1190 0.1430 REMARK 3 19 1.2449 - 1.2227 0.90 11568 590 0.1188 0.1483 REMARK 3 20 1.2227 - 1.2019 0.89 11634 605 0.1181 0.1366 REMARK 3 21 1.2019 - 1.1826 0.89 11645 594 0.1193 0.1438 REMARK 3 22 1.1826 - 1.1644 0.89 11517 567 0.1189 0.1299 REMARK 3 23 1.1644 - 1.1472 0.89 11587 658 0.1214 0.1399 REMARK 3 24 1.1472 - 1.1311 0.88 11289 628 0.1264 0.1362 REMARK 3 25 1.1311 - 1.1158 0.88 11525 587 0.1318 0.1495 REMARK 3 26 1.1158 - 1.1013 0.88 11489 583 0.1380 0.1592 REMARK 3 27 1.1013 - 1.0875 0.87 11258 599 0.1451 0.1585 REMARK 3 28 1.0875 - 1.0744 0.82 10754 564 0.1587 0.1701 REMARK 3 29 1.0744 - 1.0619 0.73 9499 540 0.1873 0.2007 REMARK 3 30 1.0619 - 1.0500 0.66 8612 447 0.2013 0.2164 REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : NULL REMARK 3 SOLVENT RADIUS : 1.11 REMARK 3 SHRINKAGE RADIUS : 0.90 REMARK 3 K_SOL : NULL REMARK 3 B_SOL : NULL REMARK 3 REMARK 3 ERROR ESTIMATES. REMARK 3 COORDINATE ERROR (MAXIMUM-LIKELIHOOD BASED) : 0.070 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 12.570 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 7.00 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 13.19 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 TWINNING INFORMATION. REMARK 3 FRACTION: NULL REMARK 3 OPERATOR: NULL REMARK 3 REMARK 3 DEVIATIONS FROM IDEAL VALUES. REMARK 3 RMSD COUNT REMARK 3 BOND : NULL NULL REMARK 3 ANGLE : NULL NULL REMARK 3 CHIRALITY : NULL NULL REMARK 3 PLANARITY : NULL NULL REMARK 3 DIHEDRAL : NULL NULL REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : NULL REMARK 3 REMARK 3 NCS DETAILS REMARK 3 NUMBER OF NCS GROUPS : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 6BT6 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 06-DEC-17. REMARK 100 THE DEPOSITION ID IS D_1000231409. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 11-JUN-14 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : NULL REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : APS REMARK 200 BEAMLINE : 22-ID REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.0 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : MARMOSAIC 300 MM CCD REMARK 200 INTENSITY-INTEGRATION SOFTWARE : IMOSFLM 7.2.1 REMARK 200 DATA SCALING SOFTWARE : SCALA 3.3.22 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 204404 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.050 REMARK 200 RESOLUTION RANGE LOW (A) : 34.130 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 98.8 REMARK 200 DATA REDUNDANCY : 3.500 REMARK 200 R MERGE (I) : 0.06400 REMARK 200 R SYM (I) : 0.06400 REMARK 200 FOR THE DATA SET : 11.4000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.05 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.11 REMARK 200 COMPLETENESS FOR SHELL (%) : 93.9 REMARK 200 DATA REDUNDANCY IN SHELL : 3.00 REMARK 200 R MERGE FOR SHELL (I) : 0.24000 REMARK 200 R SYM FOR SHELL (I) : 0.03800 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: PHASER 2.7.16 REMARK 200 STARTING MODEL: 4UA6 REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 39.38 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.03 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 1.0 M POTASSIUM PHOSPHATE, VAPOR REMARK 280 DIFFUSION, HANGING DROP, TEMPERATURE 293.15K 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 53.56500 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: MONOMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC REMARK 350 SOFTWARE USED: PISA 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 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC REMARK 350 SOFTWARE USED: PISA 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 PCA B 25 REMARK 465 THR B 26 REMARK 465 SER B 27 REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CLOSE CONTACTS IN SAME ASYMMETRIC UNIT REMARK 500 REMARK 500 THE FOLLOWING ATOMS ARE IN CLOSE CONTACT. REMARK 500 REMARK 500 ATM1 RES C SSEQI ATM2 RES C SSEQI DISTANCE REMARK 500 O HOH B 722 O HOH B 842 1.71 REMARK 500 O HOH B 658 O HOH B 773 1.80 REMARK 500 O HOH B 693 O HOH B 803 2.07 REMARK 500 OE1 GLU A 110 O HOH A 401 2.11 REMARK 500 OE2 GLU B 158 O HOH B 401 2.13 REMARK 500 O HOH B 537 O HOH B 596 2.13 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 CYS A 69 -140.71 47.13 REMARK 500 VAL A 103 -129.74 -114.30 REMARK 500 ASN A 106 54.23 -144.39 REMARK 500 SER A 220 -128.00 -104.91 REMARK 500 CYS B 69 -139.66 49.20 REMARK 500 VAL B 103 -132.42 -111.30 REMARK 500 SER B 220 -127.77 -105.19 REMARK 500 REMARK 500 REMARK: NULL REMARK 525 REMARK 525 SOLVENT REMARK 525 REMARK 525 THE SOLVENT MOLECULES HAVE CHAIN IDENTIFIERS THAT REMARK 525 INDICATE THE POLYMER CHAIN WITH WHICH THEY ARE MOST REMARK 525 CLOSELY ASSOCIATED. THE REMARK LISTS ALL THE SOLVENT REMARK 525 MOLECULES WHICH ARE MORE THAN 5A AWAY FROM THE REMARK 525 NEAREST POLYMER CHAIN (M = MODEL NUMBER; REMARK 525 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE REMARK 525 NUMBER; I=INSERTION CODE): REMARK 525 REMARK 525 M RES CSSEQI REMARK 525 HOH A 822 DISTANCE = 5.89 ANGSTROMS REMARK 525 HOH A 823 DISTANCE = 5.96 ANGSTROMS REMARK 525 HOH A 824 DISTANCE = 6.01 ANGSTROMS REMARK 525 HOH A 825 DISTANCE = 6.02 ANGSTROMS REMARK 525 HOH A 826 DISTANCE = 6.26 ANGSTROMS REMARK 525 HOH A 827 DISTANCE = 6.31 ANGSTROMS REMARK 525 HOH A 828 DISTANCE = 6.37 ANGSTROMS REMARK 525 HOH A 829 DISTANCE = 6.44 ANGSTROMS REMARK 525 HOH A 830 DISTANCE = 6.48 ANGSTROMS REMARK 525 HOH A 831 DISTANCE = 6.63 ANGSTROMS REMARK 525 HOH A 832 DISTANCE = 6.75 ANGSTROMS REMARK 525 HOH A 833 DISTANCE = 6.80 ANGSTROMS REMARK 525 HOH A 834 DISTANCE = 6.94 ANGSTROMS REMARK 525 HOH A 835 DISTANCE = 8.35 ANGSTROMS REMARK 525 HOH A 836 DISTANCE = 9.01 ANGSTROMS REMARK 525 HOH B 858 DISTANCE = 5.87 ANGSTROMS REMARK 525 HOH B 859 DISTANCE = 6.04 ANGSTROMS REMARK 525 HOH B 860 DISTANCE = 6.10 ANGSTROMS REMARK 525 HOH B 861 DISTANCE = 6.10 ANGSTROMS REMARK 525 HOH B 862 DISTANCE = 6.15 ANGSTROMS REMARK 525 HOH B 863 DISTANCE = 6.27 ANGSTROMS REMARK 525 HOH B 864 DISTANCE = 6.29 ANGSTROMS REMARK 525 HOH B 865 DISTANCE = 6.31 ANGSTROMS REMARK 525 HOH B 866 DISTANCE = 6.48 ANGSTROMS REMARK 525 HOH B 867 DISTANCE = 6.66 ANGSTROMS REMARK 525 HOH B 868 DISTANCE = 6.82 ANGSTROMS REMARK 525 HOH B 869 DISTANCE = 7.62 ANGSTROMS REMARK 525 HOH B 870 DISTANCE = 7.80 ANGSTROMS REMARK 525 HOH B 871 DISTANCE = 8.07 ANGSTROMS REMARK 525 HOH B 872 DISTANCE = 9.16 ANGSTROMS REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue 3GK A 301 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue 3GK A 302 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue 3GK B 301 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue 3GK B 302 DBREF1 6BT6 A 26 290 UNP A0A1B3B7F6_ECOLX DBREF2 6BT6 A A0A1B3B7F6 27 288 DBREF1 6BT6 B 26 290 UNP A0A1B3B7F6_ECOLX DBREF2 6BT6 B A0A1B3B7F6 27 288 SEQADV 6BT6 PCA A 25 UNP A0A1B3B7F EXPRESSION TAG SEQADV 6BT6 ALA A 237 UNP A0A1B3B7F SER 237 ENGINEERED MUTATION SEQADV 6BT6 PCA B 25 UNP A0A1B3B7F EXPRESSION TAG SEQADV 6BT6 ALA B 237 UNP A0A1B3B7F SER 237 ENGINEERED MUTATION SEQRES 1 A 263 PCA THR SER ALA VAL GLN GLN LYS LEU ALA ALA LEU GLU SEQRES 2 A 263 LYS SER SER GLY GLY ARG LEU GLY VAL ALA LEU ILE ASP SEQRES 3 A 263 THR ALA ASP ASN THR GLN VAL LEU TYR ARG GLY ASP GLU SEQRES 4 A 263 ARG PHE PRO MET CYS SER THR SER LYS VAL MET ALA ALA SEQRES 5 A 263 ALA ALA VAL LEU LYS GLN SER GLU THR GLN LYS GLN LEU SEQRES 6 A 263 LEU ASN GLN PRO VAL GLU ILE LYS PRO ALA ASP LEU VAL SEQRES 7 A 263 ASN TYR ASN PRO ILE ALA GLU LYS HIS VAL ASN GLY THR SEQRES 8 A 263 MET THR LEU ALA GLU LEU SER ALA ALA ALA LEU GLN TYR SEQRES 9 A 263 SER ASP ASN THR ALA MET ASN LYS LEU ILE ALA GLN LEU SEQRES 10 A 263 GLY GLY PRO GLY GLY VAL THR ALA PHE ALA ARG ALA ILE SEQRES 11 A 263 GLY ASP GLU THR PHE ARG LEU ASP ARG THR GLU PRO THR SEQRES 12 A 263 LEU ASN THR ALA ILE PRO GLY ASP PRO ARG ASP THR THR SEQRES 13 A 263 THR PRO ARG ALA MET ALA GLN THR LEU ARG GLN LEU THR SEQRES 14 A 263 LEU GLY HIS ALA LEU GLY GLU THR GLN ARG ALA GLN LEU SEQRES 15 A 263 VAL THR TRP LEU LYS GLY ASN THR THR GLY ALA ALA SER SEQRES 16 A 263 ILE ARG ALA GLY LEU PRO THR SER TRP THR VAL GLY ASP SEQRES 17 A 263 LYS THR GLY ALA GLY ASP TYR GLY THR THR ASN ASP ILE SEQRES 18 A 263 ALA VAL ILE TRP PRO GLN GLY ARG ALA PRO LEU VAL LEU SEQRES 19 A 263 VAL THR TYR PHE THR GLN PRO GLN GLN ASN ALA GLU SER SEQRES 20 A 263 ARG ARG ASP VAL LEU ALA SER ALA ALA ARG ILE ILE ALA SEQRES 21 A 263 GLU GLY LEU SEQRES 1 B 263 PCA THR SER ALA VAL GLN GLN LYS LEU ALA ALA LEU GLU SEQRES 2 B 263 LYS SER SER GLY GLY ARG LEU GLY VAL ALA LEU ILE ASP SEQRES 3 B 263 THR ALA ASP ASN THR GLN VAL LEU TYR ARG GLY ASP GLU SEQRES 4 B 263 ARG PHE PRO MET CYS SER THR SER LYS VAL MET ALA ALA SEQRES 5 B 263 ALA ALA VAL LEU LYS GLN SER GLU THR GLN LYS GLN LEU SEQRES 6 B 263 LEU ASN GLN PRO VAL GLU ILE LYS PRO ALA ASP LEU VAL SEQRES 7 B 263 ASN TYR ASN PRO ILE ALA GLU LYS HIS VAL ASN GLY THR SEQRES 8 B 263 MET THR LEU ALA GLU LEU SER ALA ALA ALA LEU GLN TYR SEQRES 9 B 263 SER ASP ASN THR ALA MET ASN LYS LEU ILE ALA GLN LEU SEQRES 10 B 263 GLY GLY PRO GLY GLY VAL THR ALA PHE ALA ARG ALA ILE SEQRES 11 B 263 GLY ASP GLU THR PHE ARG LEU ASP ARG THR GLU PRO THR SEQRES 12 B 263 LEU ASN THR ALA ILE PRO GLY ASP PRO ARG ASP THR THR SEQRES 13 B 263 THR PRO ARG ALA MET ALA GLN THR LEU ARG GLN LEU THR SEQRES 14 B 263 LEU GLY HIS ALA LEU GLY GLU THR GLN ARG ALA GLN LEU SEQRES 15 B 263 VAL THR TRP LEU LYS GLY ASN THR THR GLY ALA ALA SER SEQRES 16 B 263 ILE ARG ALA GLY LEU PRO THR SER TRP THR VAL GLY ASP SEQRES 17 B 263 LYS THR GLY ALA GLY ASP TYR GLY THR THR ASN ASP ILE SEQRES 18 B 263 ALA VAL ILE TRP PRO GLN GLY ARG ALA PRO LEU VAL LEU SEQRES 19 B 263 VAL THR TYR PHE THR GLN PRO GLN GLN ASN ALA GLU SER SEQRES 20 B 263 ARG ARG ASP VAL LEU ALA SER ALA ALA ARG ILE ILE ALA SEQRES 21 B 263 GLU GLY LEU HET PCA A 25 8 HET 3GK A 301 27 HET 3GK A 302 27 HET 3GK B 301 27 HET 3GK B 302 27 HETNAM PCA PYROGLUTAMIC ACID HETNAM 3GK N-[3-(2H-TETRAZOL-5-YL)PHENYL]-6-(TRIFLUOROMETHYL)-1H- HETNAM 2 3GK BENZIMIDAZOLE-4-CARBOXAMIDE FORMUL 1 PCA C5 H7 N O3 FORMUL 3 3GK 4(C16 H10 F3 N7 O) FORMUL 7 HOH *908(H2 O) HELIX 1 AA1 SER A 27 GLY A 41 1 15 HELIX 2 AA2 CYS A 69 THR A 71 5 3 HELIX 3 AA3 SER A 72 GLU A 85 1 14 HELIX 4 AA4 GLN A 89 ASN A 92 5 4 HELIX 5 AA5 LYS A 98 LEU A 102 5 5 HELIX 6 AA6 ILE A 108 VAL A 113 5 6 HELIX 7 AA7 LEU A 119 SER A 130 1 12 HELIX 8 AA8 ASP A 131 LEU A 142 1 12 HELIX 9 AA9 GLY A 144 ILE A 155 1 12 HELIX 10 AB1 PRO A 167 THR A 171 5 5 HELIX 11 AB2 THR A 182 LEU A 195 1 14 HELIX 12 AB3 GLY A 200 GLY A 213 1 14 HELIX 13 AB4 SER A 220 LEU A 225 5 6 HELIX 14 AB5 ARG A 275 LEU A 290 1 16 HELIX 15 AB6 VAL B 29 GLY B 41 1 13 HELIX 16 AB7 CYS B 69 THR B 71 5 3 HELIX 17 AB8 SER B 72 GLU B 85 1 14 HELIX 18 AB9 GLN B 89 ASN B 92 5 4 HELIX 19 AC1 LYS B 98 LEU B 102 5 5 HELIX 20 AC2 ILE B 108 VAL B 113 5 6 HELIX 21 AC3 LEU B 119 SER B 130 1 12 HELIX 22 AC4 ASP B 131 LEU B 142 1 12 HELIX 23 AC5 GLY B 144 ILE B 155 1 12 HELIX 24 AC6 PRO B 167 THR B 171 5 5 HELIX 25 AC7 THR B 182 LEU B 195 1 14 HELIX 26 AC8 GLY B 200 GLY B 213 1 14 HELIX 27 AC9 SER B 220 LEU B 225 5 6 HELIX 28 AD1 ARG B 275 LEU B 290 1 16 SHEET 1 AA1 5 GLN A 56 TYR A 60 0 SHEET 2 AA1 5 ARG A 43 ASP A 50 -1 N LEU A 48 O VAL A 57 SHEET 3 AA1 5 LEU A 259 THR A 266 -1 O TYR A 264 N GLY A 45 SHEET 4 AA1 5 THR A 243 TRP A 251 -1 N ILE A 250 O LEU A 259 SHEET 5 AA1 5 THR A 230 GLY A 238 -1 N THR A 230 O TRP A 251 SHEET 1 AA2 2 PHE A 66 PRO A 67 0 SHEET 2 AA2 2 THR A 180 THR A 181 -1 O THR A 181 N PHE A 66 SHEET 1 AA3 2 PRO A 94 ILE A 97 0 SHEET 2 AA3 2 GLY A 115 THR A 118 -1 O MET A 117 N VAL A 95 SHEET 1 AA4 5 GLN B 56 TYR B 60 0 SHEET 2 AA4 5 ARG B 43 ASP B 50 -1 N VAL B 46 O TYR B 60 SHEET 3 AA4 5 LEU B 259 THR B 266 -1 O TYR B 264 N GLY B 45 SHEET 4 AA4 5 THR B 243 TRP B 251 -1 N ILE B 250 O LEU B 259 SHEET 5 AA4 5 THR B 230 GLY B 238 -1 N THR B 230 O TRP B 251 SHEET 1 AA5 2 PHE B 66 PRO B 67 0 SHEET 2 AA5 2 THR B 180 THR B 181 -1 O THR B 181 N PHE B 66 SHEET 1 AA6 2 PRO B 94 ILE B 97 0 SHEET 2 AA6 2 GLY B 115 THR B 118 -1 O GLY B 115 N ILE B 97 LINK C PCA A 25 N THR A 26 1555 1555 1.33 CISPEP 1 GLU A 166 PRO A 167 0 4.68 CISPEP 2 GLU B 166 PRO B 167 0 5.66 SITE 1 AC1 16 ASN A 104 TYR A 105 SER A 130 ASN A 132 SITE 2 AC1 16 PRO A 167 ASN A 170 THR A 171 THR A 235 SITE 3 AC1 16 GLY A 236 ALA A 237 GLY A 238 ASP A 240 SITE 4 AC1 16 3GK A 302 HOH A 451 HOH A 454 HOH A 595 SITE 1 AC2 8 ASN A 104 TYR A 105 SER A 130 ALA A 237 SITE 2 AC2 8 ASP A 240 ARG A 276 3GK A 301 HOH A 598 SITE 1 AC3 15 ASN B 104 TYR B 105 SER B 130 ASN B 132 SITE 2 AC3 15 PRO B 167 ASN B 170 THR B 171 THR B 235 SITE 3 AC3 15 GLY B 236 ALA B 237 GLY B 238 ASP B 240 SITE 4 AC3 15 3GK B 302 HOH B 482 HOH B 592 SITE 1 AC4 7 ASN B 104 TYR B 105 SER B 130 ALA B 237 SITE 2 AC4 7 ASP B 240 3GK B 301 HOH B 465 CRYST1 45.190 107.130 47.850 90.00 101.52 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 0.022129 0.000000 0.004510 0.00000 SCALE2 0.000000 0.009334 0.000000 0.00000 SCALE3 0.000000 0.000000 0.021328 0.00000 HETATM 1 N PCA A 25 -19.084 23.309 -3.696 1.00 21.77 N ANISOU 1 N PCA A 25 3294 2224 2753 709 1717 369 N HETATM 2 CA PCA A 25 -19.639 22.425 -2.520 1.00 19.97 C ANISOU 2 CA PCA A 25 2935 2152 2502 641 1535 267 C HETATM 3 CB PCA A 25 -20.951 22.057 -2.897 1.00 21.13 C ANISOU 3 CB PCA A 25 3219 2209 2599 717 1626 304 C HETATM 4 CG PCA A 25 -20.982 22.157 -4.447 1.00 22.63 C ANISOU 4 CG PCA A 25 3579 2248 2774 758 1565 331 C HETATM 5 CD PCA A 25 -19.848 23.155 -4.787 1.00 22.96 C ANISOU 5 CD PCA A 25 3656 2275 2794 729 1743 388 C HETATM 6 OE PCA A 25 -19.686 23.688 -5.836 1.00 24.64 O ANISOU 6 OE PCA A 25 4022 2341 2999 642 1755 485 O HETATM 7 C PCA A 25 -18.805 21.197 -2.296 1.00 18.36 C ANISOU 7 C PCA A 25 2647 2066 2265 653 1330 122 C HETATM 8 O PCA A 25 -17.988 20.796 -3.167 1.00 19.82 O ANISOU 8 O PCA A 25 2959 2113 2458 762 1439 167 O