HEADER HYDROLASE 15-APR-21 7MHH TITLE CRYSTAL STRUCTURE OF SARS-COV-2 MAIN PROTEASE (MPRO) AT 277 K COMPND MOL_ID: 1; COMPND 2 MOLECULE: 3C-LIKE PROTEINASE; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: 3CL-PRO,3CLP,MAIN PROTEASE,MPRO,NON-STRUCTURAL PROTEIN 5, COMPND 5 NSP5,SARS CORONAVIRUS MAIN PROTEINASE; COMPND 6 EC: 3.4.22.69; COMPND 7 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: SEVERE ACUTE RESPIRATORY SYNDROME CORONAVIRUS SOURCE 3 2; SOURCE 4 ORGANISM_TAXID: 2697049; SOURCE 5 GENE: REP, 1A-1B; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3); SOURCE 7 EXPRESSION_SYSTEM_TAXID: 469008; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: BL21(DE3); SOURCE 9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 10 EXPRESSION_SYSTEM_PLASMID: PET29B KEYWDS SARS-COV-2, CORONAVIRUS, MAIN PROTEASE, 3CLPRO, MPRO, 277 K, KEYWDS 2 HYDROLASE, TEMPERATURE, TEMPERATURE SERIES, MULTITEMPERATURE, KEYWDS 3 MULTICONFORMER EXPDTA X-RAY DIFFRACTION AUTHOR A.EBRAHIM,B.T.RILEY,D.KUMARAN,B.ANDI,M.R.FUCHS,S.MCSWEENEY,D.A.KEEDY REVDAT 6 18-OCT-23 7MHH 1 REMARK REVDAT 5 21-SEP-22 7MHH 1 JRNL REVDAT 4 07-SEP-22 7MHH 1 JRNL REVDAT 3 20-APR-22 7MHH 1 TITLE COMPND SOURCE KEYWDS REVDAT 3 2 1 JRNL REMARK HET HETNAM REVDAT 3 3 1 FORMUL SHEET LINK SITE REVDAT 3 4 1 CRYST1 SCALE ATOM REVDAT 2 26-MAY-21 7MHH 1 JRNL REVDAT 1 12-MAY-21 7MHH 0 JRNL AUTH A.EBRAHIM,B.T.RILEY,D.KUMARAN,B.ANDI,M.R.FUCHS,S.MCSWEENEY, JRNL AUTH 2 D.A.KEEDY JRNL TITL THE TEM-PER-ATURE-DEPENDENT CONFORMATIONAL ENSEMBLE OF JRNL TITL 2 SARS-COV-2 MAIN PROTEASE (M PRO ). JRNL REF IUCRJ V. 9 682 2022 JRNL REFN ESSN 2052-2525 JRNL PMID 36071812 JRNL DOI 10.1107/S2052252522007497 REMARK 2 REMARK 2 RESOLUTION. 2.19 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX 1.19.2_4158 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) : 2.19 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 48.96 REMARK 3 MIN(FOBS/SIGMA_FOBS) : NULL REMARK 3 COMPLETENESS FOR RANGE (%) : 99.3 REMARK 3 NUMBER OF REFLECTIONS : 14037 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.202 REMARK 3 R VALUE (WORKING SET) : 0.199 REMARK 3 FREE R VALUE : 0.253 REMARK 3 FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 FREE R VALUE TEST SET COUNT : NULL 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 48.9600 - 3.7500 1.00 2736 138 0.1519 0.1934 REMARK 3 2 3.7500 - 2.9700 1.00 2691 153 0.1944 0.2546 REMARK 3 3 2.9700 - 2.6000 0.99 2637 157 0.2424 0.2992 REMARK 3 4 2.6000 - 2.3600 0.99 2612 143 0.2707 0.3216 REMARK 3 5 2.3600 - 2.1908 0.98 2623 147 0.2787 0.3473 REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : NULL REMARK 3 SOLVENT RADIUS : NULL REMARK 3 SHRINKAGE RADIUS : NULL REMARK 3 K_SOL : NULL REMARK 3 B_SOL : NULL REMARK 3 REMARK 3 ERROR ESTIMATES. REMARK 3 COORDINATE ERROR (MAXIMUM-LIKELIHOOD BASED) : NULL REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : NULL 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 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 7MHH COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 16-APR-21. REMARK 100 THE DEPOSITION ID IS D_1000256207. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 03-JUN-20 REMARK 200 TEMPERATURE (KELVIN) : 277 REMARK 200 PH : 7.0 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : NSLS-II REMARK 200 BEAMLINE : 17-ID-2 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.9793 REMARK 200 MONOCHROMATOR : SI(111) REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : PIXEL REMARK 200 DETECTOR MANUFACTURER : DECTRIS EIGER X 16M REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XIA2 0.5.902-GFFA11588-DIALS REMARK 200 -1.14 REMARK 200 DATA SCALING SOFTWARE : DIALS 1.14.13-G10ECFBB15-RELEASE REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 14120 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.191 REMARK 200 RESOLUTION RANGE LOW (A) : 48.962 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.9 REMARK 200 DATA REDUNDANCY : 6.928 REMARK 200 R MERGE (I) : 0.29160 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 4.4679 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.19 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.23 REMARK 200 COMPLETENESS FOR SHELL (%) : NULL REMARK 200 DATA REDUNDANCY IN SHELL : 6.87 REMARK 200 R MERGE FOR SHELL (I) : 1.80540 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 1.105 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: PHASER 1.18.2_3874 REMARK 200 STARTING MODEL: 6YB7 REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 39.60 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.04 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 22% PEG 4000, 100 MM HEPES PH 7.0, 3 REMARK 280 -5% DMSO, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 298K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: C 1 2 1 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,Y,-Z REMARK 290 3555 X+1/2,Y+1/2,Z 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 0.00000 REMARK 290 SMTRY2 2 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 3 1.000000 0.000000 0.000000 57.51150 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 27.17900 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 4 -1.000000 0.000000 0.000000 57.51150 REMARK 290 SMTRY2 4 0.000000 1.000000 0.000000 27.17900 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: 4530 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 25280 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -74.0 KCAL/MOL 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 BIOMT1 2 -1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT2 2 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT3 2 0.000000 0.000000 -1.000000 0.00000 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 HE ARG A 40 OD2 ASP A 187 1.56 REMARK 500 O HOH A 571 O HOH A 573 1.85 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 LYS A 5 90.22 -67.66 REMARK 500 ASP A 33 -127.47 55.70 REMARK 500 ASN A 51 76.90 -154.10 REMARK 500 ASN A 84 -117.28 56.90 REMARK 500 TYR A 154 -90.75 60.16 REMARK 500 PRO A 184 31.06 -92.54 REMARK 500 ASN A 221 -164.89 -128.90 REMARK 500 SER A 301 -34.61 -130.17 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 ZN A 403 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS A 41 NE2 REMARK 620 2 CYS A 145 SG 109.0 REMARK 620 3 HOH A 569 O 132.1 111.0 REMARK 620 N 1 2 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 7MHL RELATED DB: PDB REMARK 900 ENSEMBLE REFINEMENT AT 100 K REMARK 900 RELATED ID: 7MHM RELATED DB: PDB REMARK 900 ENSEMBLE REFINEMENT AT 240 K REMARK 900 RELATED ID: 7MHN RELATED DB: PDB REMARK 900 ENSEMBLE REFINEMENT AT 277 K REMARK 900 RELATED ID: 7MHO RELATED DB: PDB REMARK 900 ENSEMBLE REFINEMENT AT 298 K REMARK 900 RELATED ID: 7MHP RELATED DB: PDB REMARK 900 ENSEMBLE REFINEMENT AT 298 K, 99% RH REMARK 900 RELATED ID: 7MHQ RELATED DB: PDB REMARK 900 ENSEMBLE REFINEMENT AT 310 K REMARK 900 RELATED ID: 7MHF RELATED DB: PDB REMARK 900 REFINEMENT AT 100 K REMARK 900 RELATED ID: 7MHG RELATED DB: PDB REMARK 900 REFINEMENT AT 240 K REMARK 900 RELATED ID: 7MHI RELATED DB: PDB REMARK 900 REFINEMENT AT 298 K REMARK 900 RELATED ID: 7MHJ RELATED DB: PDB REMARK 900 REFINEMENT AT 298 K, 99% RH REMARK 900 RELATED ID: 7MHK RELATED DB: PDB REMARK 900 REFINEMENT AT 310 K DBREF 7MHH A 1 306 UNP P0DTD1 R1AB_SARS2 3264 3569 SEQRES 1 A 306 SER GLY PHE ARG LYS MET ALA PHE PRO SER GLY LYS VAL SEQRES 2 A 306 GLU GLY CYS MET VAL GLN VAL THR CYS GLY THR THR THR SEQRES 3 A 306 LEU ASN GLY LEU TRP LEU ASP ASP VAL VAL TYR CYS PRO SEQRES 4 A 306 ARG HIS VAL ILE CYS THR SER GLU ASP MET LEU ASN PRO SEQRES 5 A 306 ASN TYR GLU ASP LEU LEU ILE ARG LYS SER ASN HIS ASN SEQRES 6 A 306 PHE LEU VAL GLN ALA GLY ASN VAL GLN LEU ARG VAL ILE SEQRES 7 A 306 GLY HIS SER MET GLN ASN CYS VAL LEU LYS LEU LYS VAL SEQRES 8 A 306 ASP THR ALA ASN PRO LYS THR PRO LYS TYR LYS PHE VAL SEQRES 9 A 306 ARG ILE GLN PRO GLY GLN THR PHE SER VAL LEU ALA CYS SEQRES 10 A 306 TYR ASN GLY SER PRO SER GLY VAL TYR GLN CYS ALA MET SEQRES 11 A 306 ARG PRO ASN PHE THR ILE LYS GLY SER PHE LEU ASN GLY SEQRES 12 A 306 SER CYS GLY SER VAL GLY PHE ASN ILE ASP TYR ASP CYS SEQRES 13 A 306 VAL SER PHE CYS TYR MET HIS HIS MET GLU LEU PRO THR SEQRES 14 A 306 GLY VAL HIS ALA GLY THR ASP LEU GLU GLY ASN PHE TYR SEQRES 15 A 306 GLY PRO PHE VAL ASP ARG GLN THR ALA GLN ALA ALA GLY SEQRES 16 A 306 THR ASP THR THR ILE THR VAL ASN VAL LEU ALA TRP LEU SEQRES 17 A 306 TYR ALA ALA VAL ILE ASN GLY ASP ARG TRP PHE LEU ASN SEQRES 18 A 306 ARG PHE THR THR THR LEU ASN ASP PHE ASN LEU VAL ALA SEQRES 19 A 306 MET LYS TYR ASN TYR GLU PRO LEU THR GLN ASP HIS VAL SEQRES 20 A 306 ASP ILE LEU GLY PRO LEU SER ALA GLN THR GLY ILE ALA SEQRES 21 A 306 VAL LEU ASP MET CYS ALA SER LEU LYS GLU LEU LEU GLN SEQRES 22 A 306 ASN GLY MET ASN GLY ARG THR ILE LEU GLY SER ALA LEU SEQRES 23 A 306 LEU GLU ASP GLU PHE THR PRO PHE ASP VAL VAL ARG GLN SEQRES 24 A 306 CYS SER GLY VAL THR PHE GLN HET DMS A 401 10 HET DMS A 402 10 HET ZN A 403 1 HETNAM DMS DIMETHYL SULFOXIDE HETNAM ZN ZINC ION FORMUL 2 DMS 2(C2 H6 O S) FORMUL 4 ZN ZN 2+ FORMUL 5 HOH *74(H2 O) HELIX 1 AA1 SER A 10 GLY A 15 1 6 HELIX 2 AA2 HIS A 41 CYS A 44 5 4 HELIX 3 AA3 GLU A 47 ASN A 51 5 5 HELIX 4 AA4 ASN A 53 ARG A 60 1 8 HELIX 5 AA5 SER A 62 HIS A 64 5 3 HELIX 6 AA6 ILE A 200 ASN A 214 1 15 HELIX 7 AA7 THR A 226 TYR A 237 1 12 HELIX 8 AA8 THR A 243 LEU A 250 1 8 HELIX 9 AA9 LEU A 250 GLY A 258 1 9 HELIX 10 AB1 ALA A 260 GLY A 275 1 16 HELIX 11 AB2 THR A 292 CYS A 300 1 9 SHEET 1 AA1 7 VAL A 73 LEU A 75 0 SHEET 2 AA1 7 PHE A 66 ALA A 70 -1 N ALA A 70 O VAL A 73 SHEET 3 AA1 7 MET A 17 CYS A 22 -1 N THR A 21 O LEU A 67 SHEET 4 AA1 7 THR A 25 LEU A 32 -1 O LEU A 27 N VAL A 20 SHEET 5 AA1 7 VAL A 35 PRO A 39 -1 O TYR A 37 N LEU A 30 SHEET 6 AA1 7 VAL A 86 VAL A 91 -1 O LEU A 87 N CYS A 38 SHEET 7 AA1 7 VAL A 77 GLN A 83 -1 N ILE A 78 O LYS A 90 SHEET 1 AA2 5 TYR A 101 PHE A 103 0 SHEET 2 AA2 5 CYS A 156 GLU A 166 1 O PHE A 159 N LYS A 102 SHEET 3 AA2 5 VAL A 148 ASP A 153 -1 N ASP A 153 O CYS A 156 SHEET 4 AA2 5 THR A 111 TYR A 118 -1 N SER A 113 O PHE A 150 SHEET 5 AA2 5 SER A 121 ALA A 129 -1 O TYR A 126 N VAL A 114 SHEET 1 AA3 3 TYR A 101 PHE A 103 0 SHEET 2 AA3 3 CYS A 156 GLU A 166 1 O PHE A 159 N LYS A 102 SHEET 3 AA3 3 HIS A 172 THR A 175 -1 O ALA A 173 N MET A 165 LINK NE2 HIS A 41 ZN ZN A 403 1555 1555 2.30 LINK SG CYS A 145 ZN ZN A 403 1555 1555 2.30 LINK ZN ZN A 403 O HOH A 569 1555 1555 2.29 CRYST1 115.023 54.358 44.970 90.00 101.50 90.00 C 1 2 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 0.008694 0.000000 0.001769 0.00000 SCALE2 0.000000 0.018396 0.000000 0.00000 SCALE3 0.000000 0.000000 0.022693 0.00000