PDB Short entry for 1FU2 HEADER HORMONE/GROWTH FACTOR 13-SEP-00 1FU2 TITLE FIRST PROTEIN STRUCTURE DETERMINED FROM X-RAY POWDER DIFFRACTION DATA COMPND MOL_ID: 1; COMPND 2 MOLECULE: INSULIN, A CHAIN; COMPND 3 CHAIN: A, C, E, G; COMPND 4 FRAGMENT: A CHAIN OF T3R3 VARIANT; COMPND 5 ENGINEERED: YES; COMPND 6 MOL_ID: 2; COMPND 7 MOLECULE: INSULIN, B CHAIN; COMPND 8 CHAIN: B, D, F, H; COMPND 9 FRAGMENT: B CHAIN OF T3R3 VARIANT; COMPND 10 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 SYNTHETIC: YES; SOURCE 3 OTHER_DETAILS: THIS SEQUENCE OCCURS NATURALLY IN HUMANS; SOURCE 4 MOL_ID: 2; SOURCE 5 SYNTHETIC: YES; SOURCE 6 OTHER_DETAILS: THIS SEQUENCE OCCURS NATURALLY IN HUMANS KEYWDS POWDER DIFFRACTION, RIETVELD REFINEMENT, INSULIN, HORMONE-GROWTH KEYWDS 2 FACTOR COMPLEX EXPDTA POWDER DIFFRACTION AUTHOR R.B.VON DREELE,P.W.STEPHENS,R.H.BLESSING,G.D.SMITH REVDAT 6 03-OCT-18 1FU2 1 ATOM REVDAT 5 13-JUL-11 1FU2 1 VERSN REVDAT 4 24-FEB-09 1FU2 1 VERSN REVDAT 3 12-JAN-01 1FU2 1 REMARK REVDAT 2 04-DEC-00 1FU2 1 JRNL REVDAT 1 16-OCT-00 1FU2 0 JRNL AUTH R.B.VON DREELE,P.W.STEPHENS,G.D.SMITH,R.H.BLESSING JRNL TITL THE FIRST PROTEIN CRYSTAL STRUCTURE DETERMINED FROM JRNL TITL 2 HIGH-RESOLUTION X-RAY POWDER DIFFRACTION DATA: A VARIANT OF JRNL TITL 3 T3R3 HUMAN INSULIN-ZINC COMPLEX PRODUCED BY GRINDING. JRNL REF ACTA CRYSTALLOGR.,SECT.D V. 56 1549 2000 JRNL REFN ISSN 0907-4449 JRNL PMID 11092920 JRNL DOI 10.1107/S0907444900013901 REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH R.B.VON DREELE REMARK 1 TITL COMBINED RIETVELD AND STEREOCHEMICAL RESTRAINT REFINEMENT OF REMARK 1 TITL 2 A PROTEIN CRYSTAL STRUCTURE REMARK 1 REF J.APPL.CRYSTALLOGR. V. 32 1084 1999 REMARK 1 REFN ISSN 0021-8898 REMARK 1 DOI 10.1107/S002188989901064X REMARK 1 REFERENCE 2 REMARK 1 AUTH G.D.SMITH,E.CISZAK REMARK 1 TITL CRYSTALLOGRAPHIC EVIDENCE FOR DUAL COORDINATE AROUN IN THE REMARK 1 TITL 2 T3R3 HUMAN INSULIN HEXAMER REMARK 1 REF BIOCHEMISTRY V. 33 1512 1994 REMARK 1 REFN ISSN 0006-2960 REMARK 2 REMARK 2 RESOLUTION. NOT APPLICABLE. REMARK 4 REMARK 4 1FU2 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 02-OCT-00. REMARK 100 THE DEPOSITION ID IS D_1000011900. REMARK 250 REMARK 250 EXPERIMENTAL DETAILS REMARK 250 EXPERIMENT TYPE : POWDER DIFFRACTION REMARK 250 DATE OF DATA COLLECTION : 15-OCT-99 REMARK 250 REMARK 250 REMARK: NULL REMARK 300 REMARK 300 BIOMOLECULE: 1, 2, 3, 4 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: OCTAMERIC REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B, C, D, E, F, G, H 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 REMARK 350 BIOMOLECULE: 2 REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DODECAMERIC REMARK 350 SOFTWARE USED: PISA,PQS REMARK 350 TOTAL BURIED SURFACE AREA: 18480 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 13770 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -321.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: E, F, G, H 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 -0.500000 -0.866025 0.000000 0.00000 REMARK 350 BIOMT2 2 0.866025 -0.500000 0.000000 0.00000 REMARK 350 BIOMT3 2 0.000000 0.000000 1.000000 0.00000 REMARK 350 BIOMT1 3 -0.500000 0.866025 0.000000 0.00000 REMARK 350 BIOMT2 3 -0.866025 -0.500000 0.000000 0.00000 REMARK 350 BIOMT3 3 0.000000 0.000000 1.000000 0.00000 REMARK 350 REMARK 350 BIOMOLECULE: 3 REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DODECAMERIC REMARK 350 SOFTWARE USED: PISA,PQS REMARK 350 TOTAL BURIED SURFACE AREA: 19260 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 14150 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -355.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B, C, D 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 -0.500000 -0.866025 0.000000 0.00000 REMARK 350 BIOMT2 2 0.866025 -0.500000 0.000000 0.00000 REMARK 350 BIOMT3 2 0.000000 0.000000 1.000000 0.00000 REMARK 350 BIOMT1 3 -0.500000 0.866025 0.000000 0.00000 REMARK 350 BIOMT2 3 -0.866025 -0.500000 0.000000 0.00000 REMARK 350 BIOMT3 3 0.000000 0.000000 1.000000 0.00000 REMARK 350 REMARK 350 BIOMOLECULE: 4 REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DODECAMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 13440 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 19210 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -307.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: C, D, E, F 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 -0.500000 -0.866025 0.000000 0.00000 REMARK 350 BIOMT2 2 0.866025 -0.500000 0.000000 0.00000 REMARK 350 BIOMT3 2 0.000000 0.000000 1.000000 0.00000 REMARK 350 BIOMT1 3 -0.500000 0.866025 0.000000 0.00000 REMARK 350 BIOMT2 3 -0.866025 -0.500000 0.000000 0.00000 REMARK 350 BIOMT3 3 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 O CYS A 6 CD1 LEU B 6 1.95 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 NE2 HIS B 10 NE2 HIS B 10 3555 1.99 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 9 -166.98 -108.72 REMARK 500 ARG B 22 -76.18 -66.46 REMARK 500 CYS C 7 -62.82 -92.58 REMARK 500 LEU C 13 12.79 44.19 REMARK 500 TYR C 14 -21.52 -152.72 REMARK 500 LYS D 29 -24.54 -141.13 REMARK 500 LEU F 11 -91.02 -100.55 REMARK 500 LEU G 13 -13.15 -42.82 REMARK 500 VAL H 12 -18.90 -49.20 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 ARG B 22 0.26 SIDE CHAIN REMARK 500 ARG D 22 0.12 SIDE CHAIN REMARK 500 ARG F 22 0.29 SIDE CHAIN REMARK 500 ARG H 22 0.26 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 B 501 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CL B 502 CL REMARK 620 2 HIS B 10 NE2 150.9 REMARK 620 3 CL B 502 CL 0.0 150.9 REMARK 620 4 CL B 502 CL 0.0 150.9 0.0 REMARK 620 5 HIS B 10 NE2 150.9 49.8 150.9 150.9 REMARK 620 6 HIS B 10 NE2 150.9 49.8 150.9 150.9 49.8 REMARK 620 N 1 2 3 4 5 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 ZN D1501 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS D 10 NE2 REMARK 620 2 CL D1502 CL 115.2 REMARK 620 3 HIS D 10 NE2 103.2 115.2 REMARK 620 4 CL D1502 CL 115.2 0.0 115.2 REMARK 620 5 CL D1502 CL 115.2 0.0 115.2 0.0 REMARK 620 6 HIS D 10 NE2 103.2 115.2 103.2 115.2 115.2 REMARK 620 N 1 2 3 4 5 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 ZN F 601 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CL F 602 CL REMARK 620 2 HIS F 10 NE2 122.0 REMARK 620 3 HIS F 10 NE2 122.0 94.5 REMARK 620 4 CL F 602 CL 0.0 122.0 122.0 REMARK 620 5 CL F 602 CL 0.0 122.0 122.0 0.0 REMARK 620 6 HIS F 10 NE2 122.0 94.5 94.5 122.0 122.0 REMARK 620 N 1 2 3 4 5 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 ZN H1601 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CL H1602 CL REMARK 620 2 HIS H 10 NE2 84.6 REMARK 620 3 HIS H 10 NE2 84.6 119.1 REMARK 620 4 CL H1602 CL 0.0 84.6 84.6 REMARK 620 5 CL H1602 CL 0.0 84.6 84.6 0.0 REMARK 620 6 HIS H 10 NE2 84.6 119.1 119.1 84.6 84.6 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 ZN B 501 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN D 1501 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CL B 502 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CL D 1502 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN F 601 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC6 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN H 1601 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC7 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CL F 602 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC8 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CL H 1602 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1FUB RELATED DB: PDB REMARK 900 A VARIANT OF THIS T3R3 ZN INSULIN COMPLEX DBREF 1FU2 A 1 21 UNP P01308 INS_HUMAN 90 110 DBREF 1FU2 B 1 30 UNP P01308 INS_HUMAN 25 54 DBREF 1FU2 C 1 21 UNP P01308 INS_HUMAN 90 110 DBREF 1FU2 D 1 30 UNP P01308 INS_HUMAN 25 54 DBREF 1FU2 E 1 21 UNP P01308 INS_HUMAN 90 110 DBREF 1FU2 F 1 30 UNP P01308 INS_HUMAN 25 54 DBREF 1FU2 G 1 21 UNP P01308 INS_HUMAN 90 110 DBREF 1FU2 H 1 30 UNP P01308 INS_HUMAN 25 54 SEQRES 1 A 21 GLY ILE VAL GLU GLN CYS CYS THR SER ILE CYS SER LEU SEQRES 2 A 21 TYR GLN LEU GLU ASN TYR CYS ASN SEQRES 1 B 30 PHE VAL ASN GLN HIS LEU CYS GLY SER HIS LEU VAL GLU SEQRES 2 B 30 ALA LEU TYR LEU VAL CYS GLY GLU ARG GLY PHE PHE TYR SEQRES 3 B 30 THR PRO LYS THR SEQRES 1 C 21 GLY ILE VAL GLU GLN CYS CYS THR SER ILE CYS SER LEU SEQRES 2 C 21 TYR GLN LEU GLU ASN TYR CYS ASN SEQRES 1 D 30 PHE VAL ASN GLN HIS LEU CYS GLY SER HIS LEU VAL GLU SEQRES 2 D 30 ALA LEU TYR LEU VAL CYS GLY GLU ARG GLY PHE PHE TYR SEQRES 3 D 30 THR PRO LYS THR SEQRES 1 E 21 GLY ILE VAL GLU GLN CYS CYS THR SER ILE CYS SER LEU SEQRES 2 E 21 TYR GLN LEU GLU ASN TYR CYS ASN SEQRES 1 F 30 PHE VAL ASN GLN HIS LEU CYS GLY SER HIS LEU VAL GLU SEQRES 2 F 30 ALA LEU TYR LEU VAL CYS GLY GLU ARG GLY PHE PHE TYR SEQRES 3 F 30 THR PRO LYS THR SEQRES 1 G 21 GLY ILE VAL GLU GLN CYS CYS THR SER ILE CYS SER LEU SEQRES 2 G 21 TYR GLN LEU GLU ASN TYR CYS ASN SEQRES 1 H 30 PHE VAL ASN GLN HIS LEU CYS GLY SER HIS LEU VAL GLU SEQRES 2 H 30 ALA LEU TYR LEU VAL CYS GLY GLU ARG GLY PHE PHE TYR SEQRES 3 H 30 THR PRO LYS THR HET ZN B 501 1 HET CL B 502 1 HET NA B 503 1 HET ZN D1501 1 HET CL D1502 1 HET ZN F 601 1 HET CL F 602 1 HET ZN H1601 1 HET CL H1602 1 HET NA H 603 1 HETNAM ZN ZINC ION HETNAM CL CHLORIDE ION HETNAM NA SODIUM ION FORMUL 9 ZN 4(ZN 2+) FORMUL 10 CL 4(CL 1-) FORMUL 11 NA 2(NA 1+) HELIX 1 1 GLY A 1 CYS A 7 1 7 HELIX 2 2 LEU A 16 CYS A 20 5 5 HELIX 3 3 GLY B 8 GLU B 13 1 6 HELIX 4 4 ALA B 14 CYS B 19 1 6 HELIX 5 5 GLN C 15 CYS C 20 5 6 HELIX 6 6 ASN D 3 GLY D 20 1 18 HELIX 7 7 GLU D 21 GLY D 23 5 3 HELIX 8 8 GLY E 1 CYS E 7 1 7 HELIX 9 9 SER E 12 GLU E 17 1 6 HELIX 10 10 CYS F 7 HIS F 10 5 4 HELIX 11 11 LEU F 11 CYS F 19 1 9 HELIX 12 12 GLY G 1 SER G 9 1 9 HELIX 13 13 TYR G 14 TYR G 19 5 6 HELIX 14 14 ASN H 3 CYS H 19 1 17 SHEET 1 A 2 PHE B 24 PHE B 25 0 SHEET 2 A 2 PHE D 25 TYR D 26 -1 N TYR D 26 O PHE B 24 SHEET 1 B 2 PHE F 24 PHE F 25 0 SHEET 2 B 2 PHE H 25 TYR H 26 -1 O TYR H 26 N PHE F 24 SSBOND 1 CYS A 6 CYS A 11 1555 1555 2.04 SSBOND 2 CYS A 7 CYS B 7 1555 1555 2.03 SSBOND 3 CYS A 20 CYS B 19 1555 1555 2.03 SSBOND 4 CYS C 6 CYS C 11 1555 1555 2.03 SSBOND 5 CYS C 7 CYS D 7 1555 1555 2.03 SSBOND 6 CYS C 20 CYS D 19 1555 1555 2.03 SSBOND 7 CYS E 6 CYS E 11 1555 1555 2.04 SSBOND 8 CYS E 7 CYS F 7 1555 1555 2.02 SSBOND 9 CYS E 20 CYS F 19 1555 1555 2.03 SSBOND 10 CYS G 6 CYS G 11 1555 1555 2.03 SSBOND 11 CYS G 7 CYS H 7 1555 1555 2.04 SSBOND 12 CYS G 20 CYS H 19 1555 1555 2.03 LINK ZN ZN B 501 CL CL B 502 1555 1555 2.30 LINK ZN ZN B 501 NE2 HIS B 10 1555 1555 2.36 LINK ZN ZN D1501 NE2 HIS D 10 1555 1555 2.08 LINK ZN ZN D1501 CL CL D1502 1555 1555 2.38 LINK ZN ZN F 601 CL CL F 602 1555 1555 2.27 LINK ZN ZN F 601 NE2 HIS F 10 1555 1555 2.11 LINK ZN ZN H1601 CL CL H1602 1555 1555 2.27 LINK ZN ZN H1601 NE2 HIS H 10 1555 1555 2.30 LINK ZN ZN B 501 CL CL B 502 1555 2555 2.30 LINK ZN ZN B 501 CL CL B 502 1555 3555 2.30 LINK ZN ZN B 501 NE2 HIS B 10 1555 2555 2.36 LINK ZN ZN B 501 NE2 HIS B 10 1555 3555 2.36 LINK ZN ZN D1501 NE2 HIS D 10 1555 2555 2.08 LINK ZN ZN D1501 CL CL D1502 1555 2555 2.38 LINK ZN ZN D1501 CL CL D1502 1555 3555 2.38 LINK ZN ZN D1501 NE2 HIS D 10 1555 3555 2.08 LINK ZN ZN F 601 NE2 HIS F 10 1555 3555 2.11 LINK ZN ZN F 601 CL CL F 602 1555 2555 2.27 LINK ZN ZN F 601 CL CL F 602 1555 3555 2.27 LINK ZN ZN F 601 NE2 HIS F 10 1555 2555 2.11 LINK ZN ZN H1601 NE2 HIS H 10 1555 2555 2.30 LINK ZN ZN H1601 CL CL H1602 1555 2555 2.27 LINK ZN ZN H1601 CL CL H1602 1555 3555 2.27 LINK ZN ZN H1601 NE2 HIS H 10 1555 3555 2.30 SITE 1 AC1 2 HIS B 10 CL B 502 SITE 1 AC2 2 HIS D 10 CL D1502 SITE 1 AC3 1 ZN B 501 SITE 1 AC4 2 LEU D 6 ZN D1501 SITE 1 AC5 2 HIS F 10 CL F 602 SITE 1 AC6 2 HIS H 10 CL H1602 SITE 1 AC7 1 ZN F 601 SITE 1 AC8 2 HIS H 10 ZN H1601 CRYST1 81.278 81.278 73.039 90.00 90.00 120.00 H 3 36 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 0.012303 0.007103 0.000000 0.00000 SCALE2 0.000000 0.014207 0.000000 0.00000 SCALE3 0.000000 0.000000 0.013691 0.00000