HEADER ISOMERASE 18-AUG-19 6U1Z TITLE CRYSTAL STRUCTURE OF KETOSTEROID ISOMERASE FROM PSEUDOMONAS PUTIDA TITLE 2 (PKSI) AT 280 K COMPND MOL_ID: 1; COMPND 2 MOLECULE: STEROID DELTA-ISOMERASE; COMPND 3 CHAIN: B, A; COMPND 4 SYNONYM: DELTA(5)-3-KETOSTEROID ISOMERASE; COMPND 5 EC: 5.3.3.1; COMPND 6 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: PSEUDOMONAS PUTIDA; SOURCE 3 ORGANISM_TAXID: 303; SOURCE 4 GENE: KSI; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 562 KEYWDS ISOMERASE EXPDTA X-RAY DIFFRACTION AUTHOR F.YABUKARSKI,D.HERSCHLAG REVDAT 3 11-OCT-23 6U1Z 1 REMARK REVDAT 2 17-MAR-21 6U1Z 1 JRNL REVDAT 1 19-AUG-20 6U1Z 0 JRNL AUTH F.YABUKARSKI,J.T.BIEL,M.M.PINNEY,T.DOUKOV,A.S.POWERS, JRNL AUTH 2 J.S.FRASER,D.HERSCHLAG JRNL TITL ASSESSMENT OF ENZYME ACTIVE SITE POSITIONING AND TESTS OF JRNL TITL 2 CATALYTIC MECHANISMS THROUGH X-RAY-DERIVED CONFORMATIONAL JRNL TITL 3 ENSEMBLES. JRNL REF PROC.NATL.ACAD.SCI.USA V. 117 33204 2020 JRNL REFN ESSN 1091-6490 JRNL PMID 33376217 JRNL DOI 10.1073/PNAS.2011350117 REMARK 2 REMARK 2 RESOLUTION. 1.50 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX (1.11.1_2575: ???) 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) : 1.50 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 36.97 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.330 REMARK 3 COMPLETENESS FOR RANGE (%) : 99.6 REMARK 3 NUMBER OF REFLECTIONS : 41570 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.138 REMARK 3 R VALUE (WORKING SET) : 0.136 REMARK 3 FREE R VALUE : 0.167 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.900 REMARK 3 FREE R VALUE TEST SET COUNT : 2035 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 36.9700 - 3.6995 0.99 2827 146 0.1530 0.1620 REMARK 3 2 3.6995 - 2.9368 1.00 2697 149 0.1339 0.1521 REMARK 3 3 2.9368 - 2.5657 1.00 2675 136 0.1326 0.1740 REMARK 3 4 2.5657 - 2.3311 0.99 2666 133 0.1189 0.1518 REMARK 3 5 2.3311 - 2.1641 1.00 2649 117 0.1041 0.1389 REMARK 3 6 2.1641 - 2.0365 1.00 2643 131 0.1034 0.1489 REMARK 3 7 2.0365 - 1.9345 1.00 2632 137 0.1039 0.1498 REMARK 3 8 1.9345 - 1.8503 1.00 2599 149 0.1068 0.1647 REMARK 3 9 1.8503 - 1.7791 1.00 2625 130 0.1165 0.1642 REMARK 3 10 1.7791 - 1.7177 0.99 2584 132 0.1371 0.1697 REMARK 3 11 1.7177 - 1.6640 1.00 2630 139 0.1503 0.1926 REMARK 3 12 1.6640 - 1.6164 1.00 2589 137 0.1740 0.2490 REMARK 3 13 1.6164 - 1.5739 1.00 2600 130 0.1941 0.2126 REMARK 3 14 1.5739 - 1.5355 1.00 2621 133 0.2223 0.2730 REMARK 3 15 1.5355 - 1.5005 0.98 2498 136 0.2713 0.3218 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) : 0.150 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 16.730 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 18.72 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 31.40 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 : 0.009 2392 REMARK 3 ANGLE : 0.912 3282 REMARK 3 CHIRALITY : 0.057 333 REMARK 3 PLANARITY : 0.006 466 REMARK 3 DIHEDRAL : 12.379 1468 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 6U1Z COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 22-AUG-19. REMARK 100 THE DEPOSITION ID IS D_1000243764. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 10-JUN-16 REMARK 200 TEMPERATURE (KELVIN) : 280 REMARK 200 PH : 7.2 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : SSRL REMARK 200 BEAMLINE : BL9-2 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.88557 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : PIXEL REMARK 200 DETECTOR MANUFACTURER : DECTRIS PILATUS 6M REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XDS REMARK 200 DATA SCALING SOFTWARE : AIMLESS 0.5.25 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 41654 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.500 REMARK 200 RESOLUTION RANGE LOW (A) : 36.970 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.6 REMARK 200 DATA REDUNDANCY : 5.500 REMARK 200 R MERGE (I) : 0.07400 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 10.9000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.50 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.53 REMARK 200 COMPLETENESS FOR SHELL (%) : 95.3 REMARK 200 DATA REDUNDANCY IN SHELL : 5.50 REMARK 200 R MERGE FOR SHELL (I) : 1.73700 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: PHASER REMARK 200 STARTING MODEL: 3VSY REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 45.68 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.26 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 17-23% PEG 3350, 0.2 M MAGNESIUM REMARK 280 CHLORIDE, PH 7.2, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 278K 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 18.01400 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 47.84550 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 36.96900 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 47.84550 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 18.01400 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 36.96900 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 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 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 2590 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 12120 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -41.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: B, 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 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 GLU B 129 REMARK 465 PRO B 130 REMARK 465 GLN B 131 REMARK 465 MET A 1 REMARK 465 ASN A 2 REMARK 465 GLU A 129 REMARK 465 PRO A 130 REMARK 465 GLN A 131 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 ASN B 2 -155.20 -97.51 REMARK 500 ASN B 2 -157.11 -97.43 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 MG B 201 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HOH B 308 O REMARK 620 2 HOH B 324 O 91.8 REMARK 620 3 HOH B 373 O 87.5 87.2 REMARK 620 4 HOH B 384 O 78.0 167.3 84.9 REMARK 620 5 HOH B 385 O 90.5 89.5 176.1 98.0 REMARK 620 6 HOH B 389 O 174.9 88.0 97.5 102.8 84.4 REMARK 620 N 1 2 3 4 5 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue MG B 201 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue CL B 202 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue CL A 201 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 6TZD RELATED DB: PDB DBREF 6U1Z B 1 131 UNP P07445 SDIS_PSEPU 1 131 DBREF 6U1Z A 1 131 UNP P07445 SDIS_PSEPU 1 131 SEQRES 1 B 131 MET ASN LEU PRO THR ALA GLN GLU VAL GLN GLY LEU MET SEQRES 2 B 131 ALA ARG TYR ILE GLU LEU VAL ASP VAL GLY ASP ILE GLU SEQRES 3 B 131 ALA ILE VAL GLN MET TYR ALA ASP ASP ALA THR VAL GLU SEQRES 4 B 131 ASP PRO PHE GLY GLN PRO PRO ILE HIS GLY ARG GLU GLN SEQRES 5 B 131 ILE ALA ALA PHE TYR ARG GLN GLY LEU GLY GLY GLY LYS SEQRES 6 B 131 VAL ARG ALA CYS LEU THR GLY PRO VAL ARG ALA SER HIS SEQRES 7 B 131 ASN GLY CYS GLY ALA MET PRO PHE ARG VAL GLU MET VAL SEQRES 8 B 131 TRP ASN GLY GLN PRO CYS ALA LEU ASP VAL ILE ASP VAL SEQRES 9 B 131 MET ARG PHE ASP GLU HIS GLY ARG ILE GLN THR MET GLN SEQRES 10 B 131 ALA TYR TRP SER GLU VAL ASN LEU SER VAL ARG GLU PRO SEQRES 11 B 131 GLN SEQRES 1 A 131 MET ASN LEU PRO THR ALA GLN GLU VAL GLN GLY LEU MET SEQRES 2 A 131 ALA ARG TYR ILE GLU LEU VAL ASP VAL GLY ASP ILE GLU SEQRES 3 A 131 ALA ILE VAL GLN MET TYR ALA ASP ASP ALA THR VAL GLU SEQRES 4 A 131 ASP PRO PHE GLY GLN PRO PRO ILE HIS GLY ARG GLU GLN SEQRES 5 A 131 ILE ALA ALA PHE TYR ARG GLN GLY LEU GLY GLY GLY LYS SEQRES 6 A 131 VAL ARG ALA CYS LEU THR GLY PRO VAL ARG ALA SER HIS SEQRES 7 A 131 ASN GLY CYS GLY ALA MET PRO PHE ARG VAL GLU MET VAL SEQRES 8 A 131 TRP ASN GLY GLN PRO CYS ALA LEU ASP VAL ILE ASP VAL SEQRES 9 A 131 MET ARG PHE ASP GLU HIS GLY ARG ILE GLN THR MET GLN SEQRES 10 A 131 ALA TYR TRP SER GLU VAL ASN LEU SER VAL ARG GLU PRO SEQRES 11 A 131 GLN HET MG B 201 1 HET CL B 202 1 HET CL A 201 1 HETNAM MG MAGNESIUM ION HETNAM CL CHLORIDE ION FORMUL 3 MG MG 2+ FORMUL 4 CL 2(CL 1-) FORMUL 6 HOH *148(H2 O) HELIX 1 AA1 THR B 5 GLY B 23 1 19 HELIX 2 AA2 ASP B 24 GLN B 30 1 7 HELIX 3 AA3 GLY B 49 GLY B 62 1 14 HELIX 4 AA4 SER B 121 VAL B 123 5 3 HELIX 5 AA5 THR A 5 GLY A 23 1 19 HELIX 6 AA6 ASP A 24 MET A 31 1 8 HELIX 7 AA7 GLY A 49 GLY A 62 1 14 HELIX 8 AA8 SER A 121 VAL A 123 5 3 SHEET 1 AA1 6 ILE B 47 HIS B 48 0 SHEET 2 AA1 6 TYR B 32 GLU B 39 -1 N VAL B 38 O ILE B 47 SHEET 3 AA1 6 ILE B 113 TYR B 119 1 O ILE B 113 N ALA B 33 SHEET 4 AA1 6 GLN B 95 PHE B 107 -1 N ILE B 102 O TYR B 119 SHEET 5 AA1 6 CYS B 81 TRP B 92 -1 N MET B 90 O CYS B 97 SHEET 6 AA1 6 ARG B 75 ALA B 76 -1 N ARG B 75 O ALA B 83 SHEET 1 AA2 4 ARG B 67 LEU B 70 0 SHEET 2 AA2 4 CYS B 81 TRP B 92 -1 O ARG B 87 N CYS B 69 SHEET 3 AA2 4 GLN B 95 PHE B 107 -1 O CYS B 97 N MET B 90 SHEET 4 AA2 4 LEU B 125 VAL B 127 -1 O SER B 126 N ALA B 98 SHEET 1 AA3 6 ILE A 47 HIS A 48 0 SHEET 2 AA3 6 TYR A 32 GLU A 39 -1 N VAL A 38 O ILE A 47 SHEET 3 AA3 6 ILE A 113 TYR A 119 1 O ALA A 118 N GLU A 39 SHEET 4 AA3 6 GLN A 95 PHE A 107 -1 N ILE A 102 O TYR A 119 SHEET 5 AA3 6 CYS A 81 TRP A 92 -1 N TRP A 92 O GLN A 95 SHEET 6 AA3 6 ARG A 75 ALA A 76 -1 N ARG A 75 O ALA A 83 SHEET 1 AA4 4 ARG A 67 LEU A 70 0 SHEET 2 AA4 4 CYS A 81 TRP A 92 -1 O GLU A 89 N ARG A 67 SHEET 3 AA4 4 GLN A 95 PHE A 107 -1 O GLN A 95 N TRP A 92 SHEET 4 AA4 4 LEU A 125 VAL A 127 -1 O SER A 126 N ALA A 98 LINK MG MG B 201 O HOH B 308 1555 1555 2.06 LINK MG MG B 201 O HOH B 324 1555 1555 2.07 LINK MG MG B 201 O HOH B 373 1555 1555 2.03 LINK MG MG B 201 O HOH B 384 1555 1555 1.93 LINK MG MG B 201 O HOH B 385 1555 1555 2.00 LINK MG MG B 201 O HOH B 389 1555 1555 2.07 CISPEP 1 ASP B 40 PRO B 41 0 -1.69 CISPEP 2 ASP A 40 PRO A 41 0 -0.40 SITE 1 AC1 6 HOH B 308 HOH B 324 HOH B 373 HOH B 384 SITE 2 AC1 6 HOH B 385 HOH B 389 SITE 1 AC2 4 THR A 71 GLY B 72 ARG B 75 HOH B 378 SITE 1 AC3 5 GLY A 72 ARG A 75 THR B 71 HOH B 355 SITE 2 AC3 5 HOH B 378 CRYST1 36.028 73.938 95.691 90.00 90.00 90.00 P 21 21 21 8 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 0.027756 0.000000 0.000000 0.00000 SCALE2 0.000000 0.013525 0.000000 0.00000 SCALE3 0.000000 0.000000 0.010450 0.00000