PDB Short entry for 1BA9 HEADER OXIDOREDUCTASE 24-APR-98 1BA9 TITLE THE SOLUTION STRUCTURE OF REDUCED MONOMERIC SUPEROXIDE DISMUTASE, NMR, TITLE 2 36 STRUCTURES COMPND MOL_ID: 1; COMPND 2 MOLECULE: SUPEROXIDE DISMUTASE; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: SOD; COMPND 5 EC: 1.15.1.1; COMPND 6 ENGINEERED: YES; COMPND 7 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_COMMON: HUMAN; SOURCE 4 ORGANISM_TAXID: 9606; SOURCE 5 GENE: HSOD; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: TOPP 1 (STRATAGENE); SOURCE 9 EXPRESSION_SYSTEM_CELLULAR_LOCATION: PERIPLASM; SOURCE 10 EXPRESSION_SYSTEM_VECTOR_TYPE: PBR322; SOURCE 11 EXPRESSION_SYSTEM_GENE: HSOD KEYWDS OXIDOREDUCTASE, SUPEROXIDE DISMUTASE, COPPER-ZINC ENZYME, DISMUTATION KEYWDS 2 OF UPEROXIDE RADICALS TO MOLECULAR OXYGEN AND HYDROGEN PEROXIDE EXPDTA SOLUTION NMR NUMMDL 36 AUTHOR L.BANCI,M.BENEDETTO,I.BERTINI,R.DEL CONTE,M.PICCIOLI,M.S.VIEZZOLI REVDAT 3 03-NOV-21 1BA9 1 REMARK SEQADV LINK REVDAT 2 24-FEB-09 1BA9 1 VERSN REVDAT 1 16-SEP-98 1BA9 0 JRNL AUTH L.BANCI,M.BENEDETTO,I.BERTINI,R.DEL CONTE,M.PICCIOLI, JRNL AUTH 2 M.S.VIEZZOLI JRNL TITL SOLUTION STRUCTURE OF REDUCED MONOMERIC Q133M2 COPPER, ZINC JRNL TITL 2 SUPEROXIDE DISMUTASE (SOD). WHY IS SOD A DIMERIC ENZYME?. JRNL REF BIOCHEMISTRY V. 37 11780 1998 JRNL REFN ISSN 0006-2960 JRNL PMID 9718300 JRNL DOI 10.1021/BI9803473 REMARK 2 REMARK 2 RESOLUTION. NOT APPLICABLE. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : AMBER REMARK 3 AUTHORS : PEARLMAN,CASE,CALDWELL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: REFINEMENT DETAILS CAN BE FOUND IN THE REMARK 3 JRNL CITATION ABOVE. REMARK 4 REMARK 4 1BA9 COMPLIES WITH FORMAT V. 3.15, 01-DEC-08 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY BNL. REMARK 100 THE DEPOSITION ID IS D_1000171518. REMARK 210 REMARK 210 EXPERIMENTAL DETAILS REMARK 210 EXPERIMENT TYPE : NMR REMARK 210 TEMPERATURE (KELVIN) : 298 REMARK 210 PH : 5 REMARK 210 IONIC STRENGTH : NULL REMARK 210 PRESSURE : 1 ATM REMARK 210 SAMPLE CONTENTS : H2O AND D2O REMARK 210 REMARK 210 NMR EXPERIMENTS CONDUCTED : 3D HNCA; 3D HN(CO)CA; 3DHNCAHA; REMARK 210 3DHN(CO)CAHA; 3D HNCO; (HCA) REMARK 210 CO(CA)NH; 3D HNHA; H(C)CH-TOCSY; REMARK 210 (H)CCH-TOCSY; (H)C(CO)NH-TOCSY; REMARK 210 1H-NOESY; 1H-15N-HSQC; 15N-NOESY- REMARK 210 HSQC; 13C-NOESY-HSQC REMARK 210 SPECTROMETER FIELD STRENGTH : 600 MHZ; 800 MHZ REMARK 210 SPECTROMETER MODEL : AMX 600; DRX 600; AVANCE 800 REMARK 210 SPECTROMETER MANUFACTURER : BRUKER REMARK 210 REMARK 210 STRUCTURE DETERMINATION. REMARK 210 SOFTWARE USED : XEASY (ETH (ETH, ZURICH) REMARK 210 METHOD USED : TORTION ANGLES DYNAMIC (DYANA) REMARK 210 REMARK 210 CONFORMERS, NUMBER CALCULATED : 36 REMARK 210 CONFORMERS, NUMBER SUBMITTED : 36 REMARK 210 CONFORMERS, SELECTION CRITERIA : TARGET FUNCTION REMARK 210 REMARK 210 BEST REPRESENTATIVE CONFORMER IN THIS ENSEMBLE : NULL REMARK 210 REMARK 210 REMARK: THE STRUCTURE WAS DETERMINED USING TRIPLE-RESONANCE NMR REMARK 210 SPECTROSCOPY ON 13C, 15N LABELED SOD. 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 5 ASP A 124 CB - CG - OD2 ANGL. DEV. = -5.5 DEGREES REMARK 500 17 ARG A 79 NE - CZ - NH2 ANGL. DEV. = -3.4 DEGREES REMARK 500 20 HIS A 120 CB - CG - CD2 ANGL. DEV. = -9.8 DEGREES REMARK 500 27 PRO A 62 C - N - CA ANGL. DEV. = 11.4 DEGREES REMARK 500 29 ASP A 124 CB - CG - OD2 ANGL. DEV. = -5.5 DEGREES 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 LYS A 3 88.98 -175.39 REMARK 500 1 LYS A 23 -60.99 66.66 REMARK 500 1 SER A 34 103.21 -161.03 REMARK 500 1 GLU A 49 -82.73 -34.05 REMARK 500 1 THR A 58 -38.75 -35.03 REMARK 500 1 ALA A 60 74.22 -170.67 REMARK 500 1 LEU A 84 44.18 -83.89 REMARK 500 1 SER A 98 95.62 -168.86 REMARK 500 1 ILE A 104 -169.33 -76.15 REMARK 500 1 SER A 105 -19.53 -148.03 REMARK 500 1 LEU A 106 -4.33 66.92 REMARK 500 1 SER A 107 85.91 170.69 REMARK 500 1 HIS A 110 45.57 -94.52 REMARK 500 1 SER A 111 109.24 -46.06 REMARK 500 2 VAL A 14 107.44 -41.19 REMARK 500 2 LYS A 23 -58.64 74.25 REMARK 500 2 GLU A 49 -153.57 -78.77 REMARK 500 2 GLU A 50 -62.82 69.11 REMARK 500 2 GLU A 51 154.18 69.00 REMARK 500 2 ASP A 52 73.20 8.50 REMARK 500 2 ASN A 53 -41.31 -157.33 REMARK 500 2 CYS A 57 18.31 59.85 REMARK 500 2 THR A 58 -75.45 -71.59 REMARK 500 2 PRO A 66 -70.94 -84.82 REMARK 500 2 SER A 98 98.06 -163.33 REMARK 500 2 LEU A 106 -23.83 72.52 REMARK 500 2 SER A 107 89.11 -169.00 REMARK 500 2 HIS A 110 48.57 -84.26 REMARK 500 2 SER A 111 100.56 -57.98 REMARK 500 2 GLN A 133 -72.27 -53.14 REMARK 500 3 LYS A 3 78.00 -159.30 REMARK 500 3 VAL A 14 101.63 -58.99 REMARK 500 3 GLN A 22 -67.72 -166.96 REMARK 500 3 LYS A 23 -52.37 67.45 REMARK 500 3 SER A 34 101.75 -163.12 REMARK 500 3 LEU A 38 -167.19 -70.69 REMARK 500 3 GLU A 50 168.48 80.65 REMARK 500 3 GLU A 51 -103.08 -154.37 REMARK 500 3 ASN A 53 -40.67 -162.18 REMARK 500 3 THR A 54 46.43 -75.20 REMARK 500 3 SER A 68 99.48 77.66 REMARK 500 3 LEU A 84 38.96 -95.08 REMARK 500 3 SER A 98 81.47 -166.32 REMARK 500 3 VAL A 103 -63.09 -94.24 REMARK 500 3 LEU A 106 43.52 -102.15 REMARK 500 3 SER A 111 91.44 -17.80 REMARK 500 3 ASP A 125 5.68 -68.78 REMARK 500 3 GLN A 133 -73.72 -50.59 REMARK 500 4 VAL A 14 102.72 -43.56 REMARK 500 4 LYS A 23 -50.60 71.29 REMARK 500 REMARK 500 THIS ENTRY HAS 652 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 HIS A 80 VAL A 81 9 147.52 REMARK 500 PRO A 62 HIS A 63 27 143.12 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 1 HIS A 71 0.09 SIDE CHAIN REMARK 500 2 PHE A 64 0.08 SIDE CHAIN REMARK 500 2 ARG A 79 0.08 SIDE CHAIN REMARK 500 4 HIS A 71 0.09 SIDE CHAIN REMARK 500 4 HIS A 80 0.12 SIDE CHAIN REMARK 500 11 HIS A 71 0.08 SIDE CHAIN REMARK 500 14 ARG A 115 0.12 SIDE CHAIN REMARK 500 15 PHE A 45 0.09 SIDE CHAIN REMARK 500 16 PHE A 45 0.08 SIDE CHAIN REMARK 500 16 HIS A 71 0.10 SIDE CHAIN REMARK 500 17 HIS A 71 0.09 SIDE CHAIN REMARK 500 18 HIS A 71 0.09 SIDE CHAIN REMARK 500 19 ARG A 115 0.08 SIDE CHAIN REMARK 500 20 HIS A 80 0.10 SIDE CHAIN REMARK 500 20 ARG A 115 0.08 SIDE CHAIN REMARK 500 22 HIS A 80 0.12 SIDE CHAIN REMARK 500 24 HIS A 71 0.09 SIDE CHAIN REMARK 500 24 ARG A 115 0.09 SIDE CHAIN REMARK 500 27 HIS A 71 0.11 SIDE CHAIN REMARK 500 30 HIS A 80 0.09 SIDE CHAIN REMARK 500 31 HIS A 80 0.09 SIDE CHAIN REMARK 500 32 HIS A 80 0.09 SIDE CHAIN REMARK 500 33 HIS A 80 0.09 SIDE CHAIN REMARK 500 34 HIS A 80 0.09 SIDE CHAIN REMARK 500 35 HIS A 80 0.09 SIDE CHAIN REMARK 500 36 HIS A 80 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 CU1 A 155 CU REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS A 46 ND1 REMARK 620 2 HIS A 48 NE2 144.9 REMARK 620 3 HIS A 120 NE2 95.4 115.6 REMARK 620 N 1 2 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 ZN A 154 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS A 63 ND1 REMARK 620 2 HIS A 71 ND1 93.6 REMARK 620 3 HIS A 80 ND1 114.2 117.8 REMARK 620 4 ASP A 83 OD1 106.3 110.6 112.5 REMARK 620 5 ASP A 83 OD2 158.4 77.0 87.2 60.7 REMARK 620 N 1 2 3 4 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: CU REMARK 800 EVIDENCE_CODE: UNKNOWN REMARK 800 SITE_DESCRIPTION: REDUCED COPPER ION (CU1+) IS COORDINATED BY REMARK 800 THREE HISTIDINES: HIS 46, METAL COORDINATED THROUGH ND1; HIS 48, REMARK 800 METAL COORDINATED THROUGH NE2; HIS 120 METAL COORDINATED THROUGH REMARK 800 NE2. THE THREE MENTIONED HISTIDINES ARE PROTONATED ON THE OTHER REMARK 800 N POSITION OF THE IMIDAZOLE RING, I.E. HIS 46 IS HIS-E, HIS 48 REMARK 800 IS HIS-D, HIS 120 IS HIS-D. THERE ARE DIRECT SPECTROSCOPIC REMARK 800 EVIDENCES FOR THE ABOVE FINDINGS. REMARK 800 REMARK 800 SITE_IDENTIFIER: ZN REMARK 800 EVIDENCE_CODE: UNKNOWN REMARK 800 SITE_DESCRIPTION: ZINC ION (ZN2+) IS COORDINATED BY THREE REMARK 800 HISTIDINES AND BY AN ASPARTIC ACID RESIDUE. HIS 63, HIS 71 AND REMARK 800 HIS 80 ARE METAL COORDINATED THROUGH THE ND1 ATOM. ASP 83 IS REMARK 800 METAL COORDINATED THROUGH OD1. THE THREE HISTIDINES COORDINATED REMARK 800 TO THE ZN ION ARE PROTONATED AT THE OTHER N POSITION OF THE REMARK 800 IMIDAZOLE RING, I.E. HIS 63, HIS 71 AND HIS 80 ARE ALL HIS-E. REMARK 800 THERE ARE DIRECT SPECTROSCOPIC EVIDENCES FOR THE COORDINATION REMARK 800 AND PROTONATION PROPERTIES OF THE HIS RESIDUES. IN ADDITION, REMARK 800 THERE ARE SPECTROSCOPIC EVIDENCES THAT THE NON METAL COORDINATED REMARK 800 RESIDUE HIS 43 IS PROTONATED ON BOTH N IMIDAZOLE POSITION, I.E. REMARK 800 HIS 43 IS HIS-H. REMARK 800 REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN A 154 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CU1 A 155 DBREF 1BA9 A 1 153 UNP P00441 SODC_HUMAN 1 153 SEQADV 1BA9 ALA A 6 UNP P00441 CYS 6 ENGINEERED MUTATION SEQADV 1BA9 GLU A 50 UNP P00441 PHE 50 ENGINEERED MUTATION SEQADV 1BA9 GLU A 51 UNP P00441 GLY 51 ENGINEERED MUTATION SEQADV 1BA9 SER A 111 UNP P00441 CYS 111 ENGINEERED MUTATION SEQADV 1BA9 GLN A 133 UNP P00441 GLU 133 ENGINEERED MUTATION SEQRES 1 A 153 ALA THR LYS ALA VAL ALA VAL LEU LYS GLY ASP GLY PRO SEQRES 2 A 153 VAL GLN GLY ILE ILE ASN PHE GLU GLN LYS GLU SER ASN SEQRES 3 A 153 GLY PRO VAL LYS VAL TRP GLY SER ILE LYS GLY LEU THR SEQRES 4 A 153 GLU GLY LEU HIS GLY PHE HIS VAL HIS GLU GLU GLU ASP SEQRES 5 A 153 ASN THR ALA GLY CYS THR SER ALA GLY PRO HIS PHE ASN SEQRES 6 A 153 PRO LEU SER ARG LYS HIS GLY GLY PRO LYS ASP GLU GLU SEQRES 7 A 153 ARG HIS VAL GLY ASP LEU GLY ASN VAL THR ALA ASP LYS SEQRES 8 A 153 ASP GLY VAL ALA ASP VAL SER ILE GLU ASP SER VAL ILE SEQRES 9 A 153 SER LEU SER GLY ASP HIS SER ILE ILE GLY ARG THR LEU SEQRES 10 A 153 VAL VAL HIS GLU LYS ALA ASP ASP LEU GLY LYS GLY GLY SEQRES 11 A 153 ASN GLU GLN SER THR LYS THR GLY ASN ALA GLY SER ARG SEQRES 12 A 153 LEU ALA CYS GLY VAL ILE GLY ILE ALA GLN HET ZN A 154 1 HET CU1 A 155 1 HETNAM ZN ZINC ION HETNAM CU1 COPPER (I) ION FORMUL 2 ZN ZN 2+ FORMUL 3 CU1 CU 1+ HELIX 1 2 GLU A 132 THR A 137 1 6 SHEET 1 A 5 ARG A 143 ILE A 151 0 SHEET 2 A 5 LYS A 3 LYS A 9 -1 N VAL A 5 O GLY A 150 SHEET 3 A 5 GLN A 15 GLU A 21 -1 N PHE A 20 O ALA A 4 SHEET 4 A 5 VAL A 29 LYS A 36 -1 N LYS A 36 O GLN A 15 SHEET 5 A 5 ASP A 96 ASP A 101 -1 N ASP A 101 O VAL A 29 SHEET 1 B 2 GLY A 41 HIS A 48 0 SHEET 2 B 2 ASP A 83 ALA A 89 -1 N ALA A 89 O GLY A 41 SHEET 1 C 2 PHE A 45 HIS A 48 0 SHEET 2 C 2 THR A 116 HIS A 120 -1 N VAL A 118 O HIS A 46 SSBOND 1 CYS A 57 CYS A 146 1555 1555 2.09 LINK ND1 HIS A 46 CU CU1 A 155 1555 1555 2.05 LINK NE2 HIS A 48 CU CU1 A 155 1555 1555 1.98 LINK ND1 HIS A 63 ZN ZN A 154 1555 1555 2.11 LINK ND1 HIS A 71 ZN ZN A 154 1555 1555 1.97 LINK ND1 HIS A 80 ZN ZN A 154 1555 1555 2.04 LINK OD1 ASP A 83 ZN ZN A 154 1555 1555 1.89 LINK OD2 ASP A 83 ZN ZN A 154 1555 1555 2.39 LINK NE2 HIS A 120 CU CU1 A 155 1555 1555 1.98 SITE 1 CU 4 HIS A 46 HIS A 48 HIS A 120 CU1 A 155 SITE 1 ZN 4 HIS A 63 HIS A 71 HIS A 80 ZN A 154 SITE 1 AC1 4 HIS A 63 HIS A 71 HIS A 80 ASP A 83 SITE 1 AC2 4 HIS A 46 HIS A 48 HIS A 63 HIS A 120 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