HEADER TRANSFERASE 30-AUG-10 2L31 TITLE HUMAN PARP-1 ZINC FINGER 2 COMPND MOL_ID: 1; COMPND 2 MOLECULE: POLY [ADP-RIBOSE] POLYMERASE 1; COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: FINGER_2 (UNP RESIDUES 103-214); COMPND 5 SYNONYM: PARP-1, NAD(+) ADP-RIBOSYLTRANSFERASE 1, ADPRT 1, POLY[ADP- COMPND 6 RIBOSE] SYNTHASE 1; COMPND 7 EC: 2.4.2.30; COMPND 8 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_COMMON: HUMAN; SOURCE 4 ORGANISM_TAXID: 9606; SOURCE 5 GENE: PARP1, ADPRT, PPOL; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 8 EXPRESSION_SYSTEM_VECTOR_TYPE: VECTOR; SOURCE 9 EXPRESSION_SYSTEM_VECTOR: PET28A KEYWDS ZINC FINGER, TRANSFERASE, DNA REPAIR PROTEIN EXPDTA SOLUTION NMR NUMMDL 30 AUTHOR D.NEUHAUS,S.EUSTERMANN,J.YANG,H.VIDELER REVDAT 3 26-FEB-20 2L31 1 REMARK REVDAT 2 11-JAN-12 2L31 1 ATOM VERSN JRNL REVDAT 1 02-FEB-11 2L31 0 JRNL AUTH S.EUSTERMANN,H.VIDELER,J.C.YANG,P.T.COLE,D.GRUSZKA, JRNL AUTH 2 D.VEPRINTSEV,D.NEUHAUS JRNL TITL THE DNA-BINDING DOMAIN OF HUMAN PARP-1 INTERACTS WITH DNA JRNL TITL 2 SINGLE-STRAND BREAKS AS A MONOMER THROUGH ITS SECOND ZINC JRNL TITL 3 FINGER. JRNL REF J.MOL.BIOL. V. 407 149 2011 JRNL REFN ISSN 0022-2836 JRNL PMID 21262234 JRNL DOI 10.1016/J.JMB.2011.01.034 REMARK 2 REMARK 2 RESOLUTION. NOT APPLICABLE. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : ATNOSCANDID, AMBER REMARK 3 AUTHORS : HERRMANN, GUNTERT AND WUTHRICH (ATNOSCANDID), REMARK 3 PEARLMAN,CASE,CALDWELL,ROSS,CHEATHAM,FERGUSON,SEIBEL,SINGH, REMARK 3 WEINER,KOLLMAN (AMBER) REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 2L31 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 15-SEP-10. REMARK 100 THE DEPOSITION ID IS D_1000101893. REMARK 210 REMARK 210 EXPERIMENTAL DETAILS REMARK 210 EXPERIMENT TYPE : NMR REMARK 210 TEMPERATURE (KELVIN) : 300 REMARK 210 PH : 7.0 REMARK 210 IONIC STRENGTH : 0.201 REMARK 210 PRESSURE : AMBIENT REMARK 210 SAMPLE CONTENTS : 50 MM [U-99% 2H] TRIS-1, 200 MM REMARK 210 SODIUM CHLORIDE-2, 150 UM ZINC REMARK 210 SULFATE-3, 4 MM [U-99% 2H] DTT-4, REMARK 210 95% H2O/5% D2O REMARK 210 REMARK 210 NMR EXPERIMENTS CONDUCTED : 2D 1H-15N HSQC; 2D 1H-13C HSQC REMARK 210 ALIPHATIC; 2D 1H-13C HSQC REMARK 210 AROMATIC; 2D 1H-1H NOESY; 2D 1H- REMARK 210 1H NOESY 15N-FILTERED; 3D CBCAHN; REMARK 210 3D CBCA(CO)NH; 3D HBHAHN; 3D REMARK 210 HBHA(CO)NH; 3D [1H-13C-1H] HCCH- REMARK 210 TOCSY; 3D [13C-13C-1H] HCCH- REMARK 210 TOCSY; 3D 1H-15N NOESY; 3D 1H- REMARK 210 13C NOESY ALIPHATIC; 3D 1H-13C REMARK 210 NOESY AROMATIC REMARK 210 SPECTROMETER FIELD STRENGTH : 800 MHZ; 600 MHZ; 500 MHZ REMARK 210 SPECTROMETER MODEL : AVANCE; DMX; DRX REMARK 210 SPECTROMETER MANUFACTURER : BRUKER REMARK 210 REMARK 210 STRUCTURE DETERMINATION. REMARK 210 SOFTWARE USED : X-PLOR NIH REMARK 210 METHOD USED : SIMULATED ANNEALING REMARK 210 REMARK 210 CONFORMERS, NUMBER CALCULATED : 50 REMARK 210 CONFORMERS, NUMBER SUBMITTED : 30 REMARK 210 CONFORMERS, SELECTION CRITERIA : STRUCTURES WITH THE LOWEST REMARK 210 ENERGY REMARK 210 REMARK 210 BEST REPRESENTATIVE CONFORMER IN THIS ENSEMBLE : 1 REMARK 210 REMARK 210 REMARK: NULL REMARK 215 REMARK 215 NMR STUDY REMARK 215 THE COORDINATES IN THIS ENTRY WERE GENERATED FROM SOLUTION REMARK 215 NMR DATA. PROTEIN DATA BANK CONVENTIONS REQUIRE THAT REMARK 215 CRYST1 AND SCALE RECORDS BE INCLUDED, BUT THE VALUES ON REMARK 215 THESE RECORDS ARE MEANINGLESS. 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 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 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 1 ARG A 138 NE - CZ - NH1 ANGL. DEV. = 3.7 DEGREES REMARK 500 1 ARG A 156 NE - CZ - NH1 ANGL. DEV. = 3.1 DEGREES REMARK 500 2 ARG A 138 NE - CZ - NH1 ANGL. DEV. = 3.2 DEGREES REMARK 500 2 ARG A 156 NE - CZ - NH1 ANGL. DEV. = 3.3 DEGREES REMARK 500 2 ARG A 208 NE - CZ - NH1 ANGL. DEV. = 3.8 DEGREES REMARK 500 4 ARG A 156 NE - CZ - NH1 ANGL. DEV. = 4.1 DEGREES REMARK 500 5 ARG A 138 NE - CZ - NH1 ANGL. DEV. = 3.2 DEGREES REMARK 500 5 ARG A 156 NE - CZ - NH1 ANGL. DEV. = 4.4 DEGREES REMARK 500 6 ARG A 138 NE - CZ - NH1 ANGL. DEV. = 3.0 DEGREES REMARK 500 6 ARG A 156 NE - CZ - NH1 ANGL. DEV. = 3.5 DEGREES REMARK 500 6 ARG A 173 NE - CZ - NH1 ANGL. DEV. = 3.1 DEGREES REMARK 500 6 ARG A 208 NE - CZ - NH1 ANGL. DEV. = 3.6 DEGREES REMARK 500 8 ARG A 138 NE - CZ - NH1 ANGL. DEV. = 3.5 DEGREES REMARK 500 8 ARG A 156 NE - CZ - NH1 ANGL. DEV. = 3.2 DEGREES REMARK 500 8 ARG A 208 NE - CZ - NH1 ANGL. DEV. = 3.0 DEGREES REMARK 500 9 ARG A 208 NE - CZ - NH1 ANGL. DEV. = 4.2 DEGREES REMARK 500 11 ARG A 138 NE - CZ - NH1 ANGL. DEV. = 3.3 DEGREES REMARK 500 11 ARG A 156 NE - CZ - NH1 ANGL. DEV. = 4.0 DEGREES REMARK 500 11 ARG A 173 NE - CZ - NH1 ANGL. DEV. = 3.0 DEGREES REMARK 500 11 ARG A 208 NE - CZ - NH1 ANGL. DEV. = 3.6 DEGREES REMARK 500 12 ARG A 138 NE - CZ - NH1 ANGL. DEV. = 3.2 DEGREES REMARK 500 12 ARG A 208 NE - CZ - NH1 ANGL. DEV. = 3.4 DEGREES REMARK 500 13 ARG A 138 NE - CZ - NH1 ANGL. DEV. = 3.2 DEGREES REMARK 500 13 ARG A 156 NE - CZ - NH1 ANGL. DEV. = 3.3 DEGREES REMARK 500 13 ARG A 156 NE - CZ - NH2 ANGL. DEV. = -3.1 DEGREES REMARK 500 14 ARG A 138 NE - CZ - NH1 ANGL. DEV. = 3.4 DEGREES REMARK 500 14 ARG A 208 NE - CZ - NH1 ANGL. DEV. = 3.5 DEGREES REMARK 500 15 ARG A 138 NE - CZ - NH1 ANGL. DEV. = 3.1 DEGREES REMARK 500 15 ARG A 156 NE - CZ - NH1 ANGL. DEV. = 4.4 DEGREES REMARK 500 15 ARG A 173 NE - CZ - NH1 ANGL. DEV. = 3.3 DEGREES REMARK 500 16 ARG A 138 NE - CZ - NH1 ANGL. DEV. = 3.0 DEGREES REMARK 500 17 ARG A 138 NE - CZ - NH1 ANGL. DEV. = 3.2 DEGREES REMARK 500 17 ARG A 156 NE - CZ - NH1 ANGL. DEV. = 3.4 DEGREES REMARK 500 18 ARG A 173 NE - CZ - NH1 ANGL. DEV. = 3.5 DEGREES REMARK 500 19 ARG A 156 NE - CZ - NH1 ANGL. DEV. = 3.7 DEGREES REMARK 500 19 ARG A 208 NE - CZ - NH1 ANGL. DEV. = 4.9 DEGREES REMARK 500 20 ARG A 138 NE - CZ - NH1 ANGL. DEV. = 3.0 DEGREES REMARK 500 20 ARG A 156 NE - CZ - NH1 ANGL. DEV. = 4.2 DEGREES REMARK 500 20 ARG A 173 NE - CZ - NH1 ANGL. DEV. = 3.0 DEGREES REMARK 500 21 ARG A 156 NE - CZ - NH1 ANGL. DEV. = 3.4 DEGREES REMARK 500 22 ARG A 138 NE - CZ - NH1 ANGL. DEV. = 3.6 DEGREES REMARK 500 22 ARG A 208 NE - CZ - NH1 ANGL. DEV. = 3.1 DEGREES REMARK 500 23 ARG A 138 NE - CZ - NH1 ANGL. DEV. = 3.1 DEGREES REMARK 500 24 ARG A 138 NE - CZ - NH1 ANGL. DEV. = 3.1 DEGREES REMARK 500 24 ARG A 173 NE - CZ - NH1 ANGL. DEV. = 3.0 DEGREES REMARK 500 25 ARG A 138 NE - CZ - NH1 ANGL. DEV. = 3.5 DEGREES REMARK 500 25 ARG A 173 NE - CZ - NH1 ANGL. DEV. = 3.4 DEGREES REMARK 500 26 ARG A 208 NE - CZ - NH1 ANGL. DEV. = 3.8 DEGREES REMARK 500 27 ARG A 138 NE - CZ - NH1 ANGL. DEV. = 3.5 DEGREES REMARK 500 27 ARG A 208 NE - CZ - NH1 ANGL. DEV. = 3.4 DEGREES REMARK 500 REMARK 500 THIS ENTRY HAS 54 ANGLE DEVIATIONS. 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 1 ASP A 112 -26.43 -151.96 REMARK 500 1 ALA A 118 99.40 -66.38 REMARK 500 1 CYS A 128 -2.20 -141.08 REMARK 500 1 TYR A 176 58.62 -148.68 REMARK 500 1 SER A 177 -154.76 -74.33 REMARK 500 1 ASP A 211 58.01 -148.31 REMARK 500 1 VAL A 213 12.28 -143.11 REMARK 500 2 ASP A 112 -31.16 -151.86 REMARK 500 2 ALA A 118 94.62 -68.33 REMARK 500 2 ASN A 121 29.65 -77.43 REMARK 500 2 CYS A 128 -0.19 -140.30 REMARK 500 2 LYS A 148 52.43 -140.36 REMARK 500 2 TYR A 176 50.67 -148.79 REMARK 500 2 SER A 204 -14.37 61.62 REMARK 500 3 ALA A 106 57.99 -96.03 REMARK 500 3 ASP A 112 -12.67 -141.07 REMARK 500 3 TYR A 176 59.52 -149.35 REMARK 500 3 LYS A 203 41.79 -80.32 REMARK 500 4 LYS A 148 56.42 -145.89 REMARK 500 4 TYR A 176 59.44 -150.27 REMARK 500 4 SER A 177 -164.34 -73.09 REMARK 500 5 LYS A 108 -168.79 57.48 REMARK 500 5 ASP A 112 -29.97 -150.13 REMARK 500 5 LYS A 148 59.02 -145.09 REMARK 500 5 SER A 177 -177.93 -55.59 REMARK 500 5 VAL A 202 120.00 55.63 REMARK 500 6 LYS A 148 57.64 -144.04 REMARK 500 6 SER A 177 -173.87 -56.82 REMARK 500 6 SER A 204 -38.77 -172.84 REMARK 500 6 VAL A 213 42.43 -83.33 REMARK 500 7 CYS A 128 -2.32 -143.23 REMARK 500 7 SER A 177 -174.08 -60.20 REMARK 500 7 LYS A 203 16.62 -68.80 REMARK 500 8 ASN A 121 24.49 -79.43 REMARK 500 8 TYR A 176 43.77 -147.65 REMARK 500 8 SER A 177 -170.87 -64.47 REMARK 500 8 LYS A 203 58.93 -108.41 REMARK 500 9 ALA A 106 162.39 59.61 REMARK 500 9 ASP A 112 -13.58 -140.07 REMARK 500 9 LYS A 148 56.10 -140.77 REMARK 500 9 SER A 177 -173.40 -55.41 REMARK 500 9 SER A 204 -45.14 63.49 REMARK 500 10 ASP A 112 -15.74 -140.07 REMARK 500 10 ASN A 121 34.40 -77.41 REMARK 500 10 SER A 177 -168.02 -65.89 REMARK 500 11 ALA A 106 149.23 59.32 REMARK 500 11 ASP A 112 -12.85 -140.97 REMARK 500 11 LYS A 148 55.97 -148.49 REMARK 500 11 LYS A 207 -5.74 -142.60 REMARK 500 12 LYS A 108 -59.50 -146.81 REMARK 500 REMARK 500 THIS ENTRY HAS 143 RAMACHANDRAN OUTLIERS. REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: NON-CIS, NON-TRANS REMARK 500 REMARK 500 THE FOLLOWING PEPTIDE BONDS DEVIATE SIGNIFICANTLY FROM BOTH REMARK 500 CIS AND TRANS CONFORMATION. CIS BONDS, IF ANY, ARE LISTED REMARK 500 ON CISPEP RECORDS. TRANS IS DEFINED AS 180 +/- 30 AND REMARK 500 CIS IS DEFINED AS 0 +/- 30 DEGREES. REMARK 500 MODEL OMEGA REMARK 500 GLU A 116 TYR A 117 4 147.29 REMARK 500 LEU A 151 GLY A 152 5 -149.25 REMARK 500 LEU A 151 GLY A 152 11 -149.60 REMARK 500 LEU A 151 GLY A 152 14 -149.52 REMARK 500 GLU A 116 TYR A 117 15 145.76 REMARK 500 LEU A 151 GLY A 152 15 -149.22 REMARK 500 LEU A 151 GLY A 152 19 -149.54 REMARK 500 LEU A 151 GLY A 152 21 -149.46 REMARK 500 LEU A 151 GLY A 152 22 -149.84 REMARK 500 SER A 140 LYS A 141 25 141.27 REMARK 500 SER A 140 LYS A 141 30 143.83 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: PLANAR GROUPS REMARK 500 REMARK 500 PLANAR GROUPS IN THE FOLLOWING RESIDUES HAVE A TOTAL REMARK 500 RMS DISTANCE OF ALL ATOMS FROM THE BEST-FIT PLANE REMARK 500 BY MORE THAN AN EXPECTED VALUE OF 6*RMSD, WITH AN REMARK 500 RMSD 0.02 ANGSTROMS, OR AT LEAST ONE ATOM HAS REMARK 500 AN RMSD GREATER THAN THIS VALUE REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 M RES CSSEQI RMS TYPE REMARK 500 8 ARG A 156 0.09 SIDE CHAIN REMARK 500 14 ARG A 208 0.08 SIDE CHAIN REMARK 500 19 ARG A 167 0.10 SIDE CHAIN REMARK 500 22 ARG A 156 0.09 SIDE CHAIN 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 215 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS A 159 ND1 REMARK 620 2 CYS A 125 SG 99.6 REMARK 620 3 CYS A 128 SG 115.2 106.1 REMARK 620 4 CYS A 162 SG 116.4 106.4 111.5 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 215 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 2L30 RELATED DB: PDB REMARK 900 RELATED ID: 17158 RELATED DB: BMRB DBREF 2L31 A 103 214 UNP P09874 PARP1_HUMAN 103 214 SEQRES 1 A 112 GLY SER LYS ALA GLU LYS THR LEU GLY ASP PHE ALA ALA SEQRES 2 A 112 GLU TYR ALA LYS SER ASN ARG SER THR CYS LYS GLY CYS SEQRES 3 A 112 MET GLU LYS ILE GLU LYS GLY GLN VAL ARG LEU SER LYS SEQRES 4 A 112 LYS MET VAL ASP PRO GLU LYS PRO GLN LEU GLY MET ILE SEQRES 5 A 112 ASP ARG TRP TYR HIS PRO GLY CYS PHE VAL LYS ASN ARG SEQRES 6 A 112 GLU GLU LEU GLY PHE ARG PRO GLU TYR SER ALA SER GLN SEQRES 7 A 112 LEU LYS GLY PHE SER LEU LEU ALA THR GLU ASP LYS GLU SEQRES 8 A 112 ALA LEU LYS LYS GLN LEU PRO GLY VAL LYS SER GLU GLY SEQRES 9 A 112 LYS ARG LYS GLY ASP GLU VAL ASP HET ZN A 215 1 HETNAM ZN ZINC ION FORMUL 2 ZN ZN 2+ HELIX 1 1 LYS A 148 LEU A 151 5 4 HELIX 2 2 GLY A 161 ASN A 166 1 6 HELIX 3 3 ASN A 166 GLY A 171 1 6 HELIX 4 4 ARG A 173 LEU A 181 5 9 HELIX 5 5 GLY A 183 LEU A 187 5 5 HELIX 6 6 ALA A 188 LEU A 199 1 12 SHEET 1 A 3 PHE A 113 TYR A 117 0 SHEET 2 A 3 VAL A 137 VAL A 144 -1 O ARG A 138 N GLU A 116 SHEET 3 A 3 MET A 153 TYR A 158 -1 O ILE A 154 N MET A 143 SHEET 1 B 2 THR A 124 CYS A 125 0 SHEET 2 B 2 GLU A 130 LYS A 131 -1 O GLU A 130 N CYS A 125 LINK ND1 HIS A 159 ZN ZN A 215 1555 1555 2.00 LINK SG CYS A 125 ZN ZN A 215 1555 1555 2.33 LINK SG CYS A 128 ZN ZN A 215 1555 1555 2.34 LINK SG CYS A 162 ZN ZN A 215 1555 1555 2.34 SITE 1 AC1 4 CYS A 125 CYS A 128 HIS A 159 CYS A 162 CRYST1 1.000 1.000 1.000 90.00 90.00 90.00 P 1 1 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 1.000000 0.000000 0.000000 0.00000 SCALE2 0.000000 1.000000 0.000000 0.00000 SCALE3 0.000000 0.000000 1.000000 0.00000 MODEL 1