10 20 30 40 50 60 70 80 1R23 - Header ----|----|----|----|----|----|----|----|----|----|----|----|----|----|----|----| Asymmetric UnitHEADER TRANSCRIPTION REPRESSOR 25-SEP-03 1R23
TITLE CRYSTAL STRUCTURE OF THE CYANOBACTERIAL METALLOTHIONEIN TITLE 2 REPRESSOR SMTB IN THE ZN1-FORM (ONE ZN(II) PER DIMER)
COMPND MOL_ID: 1; COMPND 2 MOLECULE: TRANSCRIPTIONAL REPRESSOR SMTB; COMPND 3 CHAIN: A, B; COMPND 4 ENGINEERED: YES
SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: SYNECHOCOCCUS ELONGATUS PCC 7942; SOURCE 3 ORGANISM_TAXID: 1140; SOURCE 4 STRAIN: PCC7942; SOURCE 5 GENE: SMTB; 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
KEYWDS ZINC, DNA BINDING TRANSCRIPTIONAL REGULATION, WINGED HTH KEYWDS 2 PROTEIN, TRANSCRIPTION REPRESSOR
EXPDTA X-RAY DIFFRACTION
AUTHOR C.EICKEN,M.A.PENNELLA,X.CHEN,K.M.KOSHLAP,M.L.VANZILE, AUTHOR 2 J.C.SACCHETTINI,D.P.GIEDROC
REVDAT 2 24-FEB-09 1R23 1 VERSN REVDAT 1 18-MAY-04 1R23 0
JRNL AUTH C.EICKEN,M.A.PENNELLA,X.CHEN,K.M.KOSHLAP, JRNL AUTH 2 M.L.VANZILE,J.C.SACCHETTINI,D.P.GIEDROC JRNL TITL A METAL-LIGAND-MEDIATED INTERSUBUNIT ALLOSTERIC JRNL TITL 2 SWITCH IN RELATED SMTB/ARSR ZINC SENSOR PROTEINS. JRNL REF J.MOL.BIOL. V. 333 683 2003 JRNL REFN ISSN 0022-2836 JRNL PMID 14568530 JRNL DOI 10.1016/J.JMB.2003.09.007
REMARK 1
REMARK 2 REMARK 2 RESOLUTION. 2.00 ANGSTROMS.
REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS 1.0 REMARK 3 AUTHORS : BRUNGER,ADAMS,CLORE,DELANO,GROS,GROSSE- REMARK 3 : KUNSTLEVE,JIANG,KUSZEWSKI,NILGES, PANNU, REMARK 3 : READ,RICE,SIMONSON,WARREN REMARK 3 REMARK 3 REFINEMENT TARGET : ENGH & HUBER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.00 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 60.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : NULL REMARK 3 DATA CUTOFF LOW (ABS(F)) : NULL REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 96.9 REMARK 3 NUMBER OF REFLECTIONS : 14328 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : THROUGHOUT REMARK 3 FREE R VALUE TEST SET SELECTION : RANDOM REMARK 3 R VALUE (WORKING SET) : 0.204 REMARK 3 FREE R VALUE : 0.236 REMARK 3 FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 FREE R VALUE TEST SET COUNT : 1458 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : NULL REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : NULL REMARK 3 BIN RESOLUTION RANGE HIGH (A) : NULL REMARK 3 BIN RESOLUTION RANGE LOW (A) : NULL REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : NULL REMARK 3 REFLECTIONS IN BIN (WORKING SET) : NULL REMARK 3 BIN R VALUE (WORKING SET) : NULL REMARK 3 BIN FREE R VALUE : NULL REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 BIN FREE R VALUE TEST SET COUNT : NULL REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : NULL REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1586 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 1 REMARK 3 SOLVENT ATOMS : 123 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) : -0.13900 REMARK 3 B22 (A**2) : 2.16100 REMARK 3 B33 (A**2) : -2.02200 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : 2.92700 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : NULL REMARK 3 ESD FROM SIGMAA (A) : NULL REMARK 3 LOW RESOLUTION CUTOFF (A) : NULL REMARK 3 REMARK 3 CROSS-VALIDATED ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM C-V LUZZATI PLOT (A) : NULL REMARK 3 ESD FROM C-V SIGMAA (A) : NULL REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.005 REMARK 3 BOND ANGLES (DEGREES) : 1.06 REMARK 3 DIHEDRAL ANGLES (DEGREES) : NULL REMARK 3 IMPROPER ANGLES (DEGREES) : NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. RMS SIGMA REMARK 3 MAIN-CHAIN BOND (A**2) : 1.425 ; 1.500 REMARK 3 MAIN-CHAIN ANGLE (A**2) : 2.191 ; 2.000 REMARK 3 SIDE-CHAIN BOND (A**2) : 2.469 ; 2.000 REMARK 3 SIDE-CHAIN ANGLE (A**2) : 3.713 ; 2.500 REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED : NULL REMARK 3 KSOL : NULL REMARK 3 BSOL : NULL REMARK 3 REMARK 3 NCS MODEL : NULL REMARK 3 REMARK 3 NCS RESTRAINTS. RMS SIGMA/WEIGHT REMARK 3 GROUP 1 POSITIONAL (A) : NULL ; NULL REMARK 3 GROUP 1 B-FACTOR (A**2) : NULL ; NULL REMARK 3 REMARK 3 PARAMETER FILE 1 : PROTEIN_REP.PARAM REMARK 3 PARAMETER FILE 2 : WATER_REP.PARAM REMARK 3 PARAMETER FILE 3 : ION.PARAM REMARK 3 PARAMETER FILE 4 : NULL REMARK 3 TOPOLOGY FILE 1 : NULL REMARK 3 TOPOLOGY FILE 2 : NULL REMARK 3 TOPOLOGY FILE 3 : NULL REMARK 3 TOPOLOGY FILE 4 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL
REMARK 4 REMARK 4 1R23 COMPLIES WITH FORMAT V. 3.15, 01-DEC-08
REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 08-OCT-03. REMARK 100 THE RCSB ID CODE IS RCSB020343.
REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 08-JUN-01 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 7.0 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : APS REMARK 200 BEAMLINE : 14-BM-C REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.0 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 4 REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 14335 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.000 REMARK 200 RESOLUTION RANGE LOW (A) : 60.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.500 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 96.7 REMARK 200 DATA REDUNDANCY : 3.300 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : 0.03000 REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : 27.4000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.00 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.07 REMARK 200 COMPLETENESS FOR SHELL (%) : 85.7 REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : 0.07400 REMARK 200 <I/SIGMA(I)> 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: CNS REMARK 200 STARTING MODEL: PDB ENTRY 1R1T REMARK 200 REMARK 200 REMARK: NULL
REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 39.67 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.04 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: NA/K PHOSPHATE, HEPES, PH 7.0, REMARK 280 VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 298K
REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 1 21 1 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,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 35.18500 REMARK 290 SMTRY3 2 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 300 REMARK: THE BIOLOGICAL ASSEMBLY IS A HOMODIMER AS PRESENT IN THE REMARK 300 ASYMMETRIC UNIT.
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: 4240 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 10360 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -72.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B 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 1 REMARK 465 THR A 2 REMARK 465 LYS A 3 REMARK 465 PRO A 4 REMARK 465 VAL A 5 REMARK 465 LEU A 6 REMARK 465 GLN A 7 REMARK 465 ASP A 8 REMARK 465 GLY A 9 REMARK 465 GLU A 10 REMARK 465 THR A 11 REMARK 465 VAL A 12 REMARK 465 VAL A 13 REMARK 465 CYS A 14 REMARK 465 GLN A 15 REMARK 465 GLY A 16 REMARK 465 THR A 17 REMARK 465 ARG A 122 REMARK 465 MET B 1 REMARK 465 THR B 2 REMARK 465 LYS B 3 REMARK 465 PRO B 4 REMARK 465 VAL B 5 REMARK 465 LEU B 6 REMARK 465 GLN B 7 REMARK 465 ASP B 8 REMARK 465 GLY B 9 REMARK 465 GLU B 10 REMARK 465 THR B 11 REMARK 465 VAL B 12 REMARK 465 VAL B 13 REMARK 465 CYS B 14 REMARK 465 GLN B 15 REMARK 465 GLY B 16 REMARK 465 THR B 17 REMARK 465 HIS B 18 REMARK 465 ALA B 19 REMARK 465 ALA B 20 REMARK 465 ILE B 21 REMARK 465 ALA B 22 REMARK 465 SER B 23 REMARK 465 GLU B 24 REMARK 465 ARG B 122
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 58 148.81 -170.13 REMARK 500 GLU A 120 58.86 -98.66 REMARK 500 SER B 58 144.40 -174.53 REMARK 500 REMARK 500 REMARK: NULL
REMARK 525 REMARK 525 SOLVENT REMARK 525 REMARK 525 THE SOLVENT MOLECULES HAVE CHAIN IDENTIFIERS THAT REMARK 525 INDICATE THE POLYMER CHAIN WITH WHICH THEY ARE MOST REMARK 525 CLOSELY ASSOCIATED. THE REMARK LISTS ALL THE SOLVENT REMARK 525 MOLECULES WHICH ARE MORE THAN 5A AWAY FROM THE REMARK 525 NEAREST POLYMER CHAIN (M = MODEL NUMBER; REMARK 525 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE REMARK 525 NUMBER; I=INSERTION CODE): REMARK 525 REMARK 525 M RES CSSEQI REMARK 525 HOH B 520 DISTANCE = 6.76 ANGSTROMS
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 ASP A 104 OD2 REMARK 620 2 GLU B 120 OE1 107.5 REMARK 620 3 HIS A 106 ND1 128.2 96.6 REMARK 620 4 HIS B 117 ND1 69.9 132.9 122.7 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 B 501
REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1R1T RELATED DB: PDB REMARK 900 THE SAME PROTEIN IN ITS APO-FORM (1.7 ANG) REMARK 900 RELATED ID: 1SMT RELATED DB: PDB REMARK 900 THE SAME PROTEIN IN ITS APO-FORM (2.2 ANG) REMARK 900 RELATED ID: 1R22 RELATED DB: PDB REMARK 900 THE SAME PROTEIN (C14S/C61S/C121S MUTANT) IN ITS ZN2-FORM REMARK 900 RELATED ID: 1R1U RELATED DB: PDB REMARK 900 APO-FORM OF CZRA REMARK 900 RELATED ID: 1R1V RELATED DB: PDB REMARK 900 ZN2-FORM OF CZRA
DBREF 1R23 A 1 122 UNP P30340 SMTB_SYNP7 1 122 DBREF 1R23 B 1 122 UNP P30340 SMTB_SYNP7 1 122
SEQRES 1 A 122 MET THR LYS PRO VAL LEU GLN ASP GLY GLU THR VAL VAL SEQRES 2 A 122 CYS GLN GLY THR HIS ALA ALA ILE ALA SER GLU LEU GLN SEQRES 3 A 122 ALA ILE ALA PRO GLU VAL ALA GLN SER LEU ALA GLU PHE SEQRES 4 A 122 PHE ALA VAL LEU ALA ASP PRO ASN ARG LEU ARG LEU LEU SEQRES 5 A 122 SER LEU LEU ALA ARG SER GLU LEU CYS VAL GLY ASP LEU SEQRES 6 A 122 ALA GLN ALA ILE GLY VAL SER GLU SER ALA VAL SER HIS SEQRES 7 A 122 GLN LEU ARG SER LEU ARG ASN LEU ARG LEU VAL SER TYR SEQRES 8 A 122 ARG LYS GLN GLY ARG HIS VAL TYR TYR GLN LEU GLN ASP SEQRES 9 A 122 HIS HIS ILE VAL ALA LEU TYR GLN ASN ALA LEU ASP HIS SEQRES 10 A 122 LEU GLN GLU CYS ARG SEQRES 1 B 122 MET THR LYS PRO VAL LEU GLN ASP GLY GLU THR VAL VAL SEQRES 2 B 122 CYS GLN GLY THR HIS ALA ALA ILE ALA SER GLU LEU GLN SEQRES 3 B 122 ALA ILE ALA PRO GLU VAL ALA GLN SER LEU ALA GLU PHE SEQRES 4 B 122 PHE ALA VAL LEU ALA ASP PRO ASN ARG LEU ARG LEU LEU SEQRES 5 B 122 SER LEU LEU ALA ARG SER GLU LEU CYS VAL GLY ASP LEU SEQRES 6 B 122 ALA GLN ALA ILE GLY VAL SER GLU SER ALA VAL SER HIS SEQRES 7 B 122 GLN LEU ARG SER LEU ARG ASN LEU ARG LEU VAL SER TYR SEQRES 8 B 122 ARG LYS GLN GLY ARG HIS VAL TYR TYR GLN LEU GLN ASP SEQRES 9 B 122 HIS HIS ILE VAL ALA LEU TYR GLN ASN ALA LEU ASP HIS SEQRES 10 B 122 LEU GLN GLU CYS ARG
HET ZN B 501 1
HETNAM ZN ZINC ION
FORMUL 3 ZN ZN 2+ FORMUL 4 HOH *123(H2 O)
HELIX 1 1 ILE A 21 LEU A 25 5 5 HELIX 2 2 ALA A 29 ALA A 44 1 16 HELIX 3 3 ASP A 45 ALA A 56 1 12 HELIX 4 4 CYS A 61 GLY A 70 1 10 HELIX 5 5 SER A 72 LEU A 86 1 15 HELIX 6 6 ASP A 104 GLU A 120 1 17 HELIX 7 7 ALA B 29 ALA B 44 1 16 HELIX 8 8 ASP B 45 ALA B 56 1 12 HELIX 9 9 CYS B 61 GLY B 70 1 10 HELIX 10 10 SER B 72 LEU B 86 1 15 HELIX 11 11 ASP B 104 CYS B 121 1 18
SHEET 1 A 2 VAL A 89 GLN A 94 0 SHEET 2 A 2 HIS A 97 LEU A 102 -1 O HIS A 97 N GLN A 94 SHEET 1 B 2 VAL B 89 GLN B 94 0 SHEET 2 B 2 HIS B 97 LEU B 102 -1 O GLN B 101 N SER B 90
LINK ZN ZN B 501 OD2 ASP A 104 1555 1555 2.01 LINK ZN ZN B 501 OE1 GLU B 120 1555 1555 1.91 LINK ZN ZN B 501 ND1 HIS A 106 1555 1555 2.55 LINK ZN ZN B 501 ND1 HIS B 117 1555 1555 2.57
SITE 1 AC1 4 ASP A 104 HIS A 106 HIS B 117 GLU B 120
CRYST1 36.996 70.370 42.685 90.00 95.50 90.00 P 1 21 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 0.027030 0.000000 0.002603 0.00000
SCALE2 0.000000 0.014211 0.000000 0.00000
SCALE3 0.000000 0.000000 0.023536 0.00000