HEADER HYDROLASE 27-MAR-13 3W95 TITLE CRYSTAL STRUCTURE OF 2A PROTEINASE (C110A) FROM ENTEROVIRUS 71 COMPND MOL_ID: 1; COMPND 2 MOLECULE: GENOME POLYPROTEIN; COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: UNP RESIDUES 863-1012; COMPND 5 SYNONYM: PROTEIN VP0, VP4-VP2, PROTEIN VP4, P1A, VIRION PROTEIN 4, COMPND 6 PROTEIN VP2, P1B, VIRION PROTEIN 2, PROTEIN VP3, P1C, VIRION PROTEIN COMPND 7 3, PROTEIN VP1, P1D, VIRION PROTEIN 1, PICORNAIN 2A, P2A, PROTEIN 2A, COMPND 8 PROTEIN 2B, P2B, PROTEIN 2C, P2C, PROTEIN 3A, P3A, PROTEIN 3B, P3B, COMPND 9 VPG, PICORNAIN 3C, PROTEASE 3C, P3C, RNA-DIRECTED RNA POLYMERASE 3D- COMPND 10 POL, P3D-POL; COMPND 11 EC: 3.4.22.29, 3.6.1.15, 3.4.22.28, 2.7.7.48; COMPND 12 ENGINEERED: YES; COMPND 13 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HUMAN ENTEROVIRUS 71; SOURCE 3 ORGANISM_COMMON: EV 71; SOURCE 4 ORGANISM_TAXID: 103922; SOURCE 5 STRAIN: 7423/MS/87; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: ROSETTA; SOURCE 9 EXPRESSION_SYSTEM_VECTOR_TYPE: PET-28A KEYWDS CHYMOTRYPSIN-FOLD SIX-STRANDED BETA-BARREL CATALYTIC TRIAD ZINC- KEYWDS 2 COORDINATION, CHYMOTRYPSIN-FOLD SIX-STRANDED BETA-BARREL CATALYTIC KEYWDS 3 TRIAD, HYDROLASE EXPDTA X-RAY DIFFRACTION AUTHOR Z.MU,X.GAO,S.CUI REVDAT 3 08-NOV-23 3W95 1 REMARK LINK REVDAT 2 20-NOV-13 3W95 1 JRNL REVDAT 1 04-SEP-13 3W95 0 JRNL AUTH Z.MU,B.WANG,X.ZHANG,X.GAO,B.QIN,Z.ZHAO,S.CUI JRNL TITL CRYSTAL STRUCTURE OF 2A PROTEINASE FROM HAND, FOOT AND MOUTH JRNL TITL 2 DISEASE VIRUS JRNL REF J.MOL.BIOL. V. 425 4530 2013 JRNL REFN ISSN 0022-2836 JRNL PMID 23973886 JRNL DOI 10.1016/J.JMB.2013.08.016 REMARK 2 REMARK 2 RESOLUTION. 1.85 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX (PHENIX.REFINE: 1.7.3_928) 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 : ML REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.85 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 29.26 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.340 REMARK 3 COMPLETENESS FOR RANGE (%) : 98.7 REMARK 3 NUMBER OF REFLECTIONS : 13744 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.219 REMARK 3 R VALUE (WORKING SET) : 0.217 REMARK 3 FREE R VALUE : 0.249 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.980 REMARK 3 FREE R VALUE TEST SET COUNT : 685 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 29.2622 - 3.1626 1.00 2779 150 0.1910 0.2075 REMARK 3 2 3.1626 - 2.5107 1.00 2645 140 0.1987 0.2307 REMARK 3 3 2.5107 - 2.1934 0.99 2607 114 0.2412 0.3181 REMARK 3 4 2.1934 - 1.9929 1.00 2572 148 0.2452 0.2976 REMARK 3 5 1.9929 - 1.8500 0.95 2456 133 0.3474 0.3619 REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : FLAT BULK SOLVENT MODEL REMARK 3 SOLVENT RADIUS : 1.00 REMARK 3 SHRINKAGE RADIUS : 0.73 REMARK 3 K_SOL : 0.38 REMARK 3 B_SOL : 33.84 REMARK 3 REMARK 3 ERROR ESTIMATES. REMARK 3 COORDINATE ERROR (MAXIMUM-LIKELIHOOD BASED) : 0.280 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 25.800 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) : 2.24260 REMARK 3 B22 (A**2) : 2.24260 REMARK 3 B33 (A**2) : -4.48520 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 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 : 0.007 1191 REMARK 3 ANGLE : 1.010 1617 REMARK 3 CHIRALITY : 0.063 170 REMARK 3 PLANARITY : 0.004 213 REMARK 3 DIHEDRAL : 13.988 421 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 3W95 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 03-APR-13. REMARK 100 THE DEPOSITION ID IS D_1000096042. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 12-MAR-13 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 8.1 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : N REMARK 200 RADIATION SOURCE : ROTATING ANODE REMARK 200 BEAMLINE : NULL REMARK 200 X-RAY GENERATOR MODEL : RIGAKU REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.54 REMARK 200 MONOCHROMATOR : GRAPHITE REMARK 200 OPTICS : VARIMAX REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : RIGAKU SATURN 944+ REMARK 200 INTENSITY-INTEGRATION SOFTWARE : CRYSTALCLEAR REMARK 200 DATA SCALING SOFTWARE : CRYSTALCLEAR REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 13786 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.850 REMARK 200 RESOLUTION RANGE LOW (A) : 29.260 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 3.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.0 REMARK 200 DATA REDUNDANCY : 9.770 REMARK 200 R MERGE (I) : 0.07000 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 17.6000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.85 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.92 REMARK 200 COMPLETENESS FOR SHELL (%) : 90.2 REMARK 200 DATA REDUNDANCY IN SHELL : 3.20 REMARK 200 R MERGE FOR SHELL (I) : 0.27900 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: 2HRV REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 39.98 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.05 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.2M MAGNESIUM CHLORIDE, 0.1M TRIS REMARK 280 -HCL, 1%(V/V) PEG4000, PH 8.1, VAPOR DIFFUSION, HANGING DROP, REMARK 280 TEMPERATURE 295K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 41 21 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+1/2,X+1/2,Z+1/4 REMARK 290 4555 Y+1/2,-X+1/2,Z+3/4 REMARK 290 5555 -X+1/2,Y+1/2,-Z+1/4 REMARK 290 6555 X+1/2,-Y+1/2,-Z+3/4 REMARK 290 7555 Y,X,-Z REMARK 290 8555 -Y,-X,-Z+1/2 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 18.06335 REMARK 290 SMTRY1 3 0.000000 -1.000000 0.000000 46.26190 REMARK 290 SMTRY2 3 1.000000 0.000000 0.000000 46.26190 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 9.03167 REMARK 290 SMTRY1 4 0.000000 1.000000 0.000000 46.26190 REMARK 290 SMTRY2 4 -1.000000 0.000000 0.000000 46.26190 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 27.09502 REMARK 290 SMTRY1 5 -1.000000 0.000000 0.000000 46.26190 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 46.26190 REMARK 290 SMTRY3 5 0.000000 0.000000 -1.000000 9.03167 REMARK 290 SMTRY1 6 1.000000 0.000000 0.000000 46.26190 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 46.26190 REMARK 290 SMTRY3 6 0.000000 0.000000 -1.000000 27.09502 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 0.00000 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 18.06335 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: 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 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 MET A -20 REMARK 465 GLY A -19 REMARK 465 SER A -18 REMARK 465 SER A -17 REMARK 465 HIS A -16 REMARK 465 HIS A -15 REMARK 465 HIS A -14 REMARK 465 HIS A -13 REMARK 465 HIS A -12 REMARK 465 HIS A -11 REMARK 465 SER A -10 REMARK 465 SER A -9 REMARK 465 GLY A -8 REMARK 465 LEU A -7 REMARK 465 VAL A -6 REMARK 465 PRO A -5 REMARK 465 ARG A -4 REMARK 465 GLY A -3 REMARK 465 ALA A 147 REMARK 465 MET A 148 REMARK 465 GLU A 149 REMARK 465 GLN A 150 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 H ALA A 47 O HOH A 489 1.23 REMARK 500 HH11 ARG A 69 O HOH A 498 1.54 REMARK 500 O HOH A 375 O HOH A 476 1.95 REMARK 500 OE2 GLU A 106 O HOH A 452 1.99 REMARK 500 N ALA A 47 O HOH A 489 2.04 REMARK 500 NE1 TRP A 33 O HOH A 382 2.05 REMARK 500 O GLN A 6 O HOH A 461 2.07 REMARK 500 OG1 THR A 45 O HOH A 489 2.09 REMARK 500 O HOH A 463 O HOH A 475 2.16 REMARK 500 OE2 GLU A 106 O HOH A 440 2.18 REMARK 500 O HOH A 494 O HOH A 502 2.18 REMARK 500 O HOH A 429 O HOH A 434 2.19 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CLOSE CONTACTS REMARK 500 REMARK 500 THE FOLLOWING ATOMS THAT ARE RELATED BY CRYSTALLOGRAPHIC REMARK 500 SYMMETRY ARE IN CLOSE CONTACT. AN ATOM LOCATED WITHIN 0.15 REMARK 500 ANGSTROMS OF A SYMMETRY RELATED ATOM IS ASSUMED TO BE ON A REMARK 500 SPECIAL POSITION AND IS, THEREFORE, LISTED IN REMARK 375 REMARK 500 INSTEAD OF REMARK 500. ATOMS WITH NON-BLANK ALTERNATE REMARK 500 LOCATION INDICATORS ARE NOT INCLUDED IN THE CALCULATIONS. REMARK 500 REMARK 500 DISTANCE CUTOFF: REMARK 500 2.2 ANGSTROMS FOR CONTACTS NOT INVOLVING HYDROGEN ATOMS REMARK 500 1.6 ANGSTROMS FOR CONTACTS INVOLVING HYDROGEN ATOMS REMARK 500 REMARK 500 ATM1 RES C SSEQI ATM2 RES C SSEQI SSYMOP DISTANCE REMARK 500 O HOH A 495 O HOH A 497 3455 1.96 REMARK 500 O HOH A 483 O HOH A 486 3455 1.99 REMARK 500 O HOH A 457 O HOH A 458 3455 2.07 REMARK 500 O HOH A 343 O HOH A 411 3455 2.15 REMARK 500 O HOH A 378 O HOH A 378 7555 2.19 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 SER A 105 92.13 -160.79 REMARK 500 CYS A 116 -163.99 -100.93 REMARK 500 SER A 125 -44.41 -130.18 REMARK 500 ASP A 144 -173.55 -172.95 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 201 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS A 56 SG REMARK 620 2 CYS A 58 SG 104.9 REMARK 620 3 CYS A 116 SG 106.8 118.8 REMARK 620 4 HIS A 118 ND1 113.8 102.3 110.4 REMARK 620 N 1 2 3 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN A 201 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 2HRV RELATED DB: PDB REMARK 900 RELATED ID: 1Z8R RELATED DB: PDB REMARK 999 REMARK 999 SEQUENCE REMARK 999 AUTHORS STATE THAT THE GENEBANK ACCESSION NUMBER IS KC875402 FOR REMARK 999 THIS SEQUENCE. AT THE RESIDUE 110 (CHAIN A), THE ENGINEERED REMARK 999 MUTATION HAS BEEN CAUSED. DBREF 3W95 A -20 150 PDB 3W95 3W95 -20 150 SEQRES 1 A 171 MET GLY SER SER HIS HIS HIS HIS HIS HIS SER SER GLY SEQRES 2 A 171 LEU VAL PRO ARG GLY SER HIS MET GLY LYS PHE GLY GLN SEQRES 3 A 171 GLN SER GLY ALA ILE TYR VAL GLY ASN PHE ARG VAL VAL SEQRES 4 A 171 ASN ARG HIS LEU ALA THR HIS ASN ASP TRP ALA ASN LEU SEQRES 5 A 171 VAL TRP GLU ASP SER SER ARG ASP LEU LEU VAL SER SER SEQRES 6 A 171 THR THR ALA GLN GLY CYS ASP THR ILE ALA ARG CYS ASN SEQRES 7 A 171 CYS GLN THR GLY VAL TYR TYR CYS ASN SER ARG ARG LYS SEQRES 8 A 171 HIS TYR PRO VAL SER PHE SER LYS PRO SER LEU ILE TYR SEQRES 9 A 171 VAL GLU ALA SER GLU TYR TYR PRO ALA ARG TYR GLN SER SEQRES 10 A 171 HIS LEU MET LEU ALA GLN GLY HIS SER GLU PRO GLY ASP SEQRES 11 A 171 ALA GLY GLY ILE LEU ARG CYS GLN HIS GLY VAL VAL GLY SEQRES 12 A 171 ILE VAL SER THR GLY GLY ASN GLY LEU VAL GLY PHE ALA SEQRES 13 A 171 ASP VAL ARG ASP LEU LEU TRP LEU ASP GLU GLU ALA MET SEQRES 14 A 171 GLU GLN HET ZN A 201 1 HETNAM ZN ZINC ION FORMUL 2 ZN ZN 2+ FORMUL 3 HOH *206(H2 O) HELIX 1 1 HIS A 21 ALA A 23 5 3 HELIX 2 2 THR A 24 ASN A 30 1 7 SHEET 1 A 3 LEU A 31 ASP A 35 0 SHEET 2 A 3 LEU A 40 CYS A 50 -1 O VAL A 42 N VAL A 32 SHEET 3 A 3 ILE A 10 ASN A 19 -1 O VAL A 18 N LEU A 41 SHEET 1 B 7 LYS A 70 SER A 75 0 SHEET 2 B 7 THR A 60 CYS A 65 -1 N GLY A 61 O VAL A 74 SHEET 3 B 7 ILE A 113 CYS A 116 -1 O ARG A 115 N VAL A 62 SHEET 4 B 7 GLY A 119 GLY A 128 -1 O VAL A 121 N LEU A 114 SHEET 5 B 7 LEU A 131 ASP A 136 -1 O GLY A 133 N SER A 125 SHEET 6 B 7 ARG A 93 GLN A 102 -1 N ALA A 101 O VAL A 132 SHEET 7 B 7 SER A 80 VAL A 84 -1 N ILE A 82 O GLN A 95 LINK SG CYS A 56 ZN ZN A 201 1555 1555 2.28 LINK SG CYS A 58 ZN ZN A 201 1555 1555 2.39 LINK SG CYS A 116 ZN ZN A 201 1555 1555 2.35 LINK ND1 HIS A 118 ZN ZN A 201 1555 1555 2.22 SITE 1 AC1 4 CYS A 56 CYS A 58 CYS A 116 HIS A 118 CRYST1 92.524 92.524 36.127 90.00 90.00 90.00 P 41 21 2 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 0.010808 0.000000 0.000000 0.00000 SCALE2 0.000000 0.010808 0.000000 0.00000 SCALE3 0.000000 0.000000 0.027680 0.00000