PDB Short entry for 1SIZ HEADER ELECTRON TRANSPORT 02-MAR-04 1SIZ TITLE CRYSTAL STRUCTURE OF THE [FE3S4]-FERREDOXIN FROM THE HYPERTHERMOPHILIC TITLE 2 ARCHAEON PYROCOCCUS FURIOSUS COMPND MOL_ID: 1; COMPND 2 MOLECULE: FERREDOXIN; COMPND 3 CHAIN: A, C; COMPND 4 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: PYROCOCCUS FURIOSUS; SOURCE 3 ORGANISM_TAXID: 2261; SOURCE 4 GENE: FDXA, PF1909; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 7 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 8 EXPRESSION_SYSTEM_PLASMID: PET3A KEYWDS THERMOSTABILITY, IRON-SULFUR CLUSTERS, DIMER, ELECTRON TRANSPORT EXPDTA X-RAY DIFFRACTION AUTHOR M.S.NIELSEN,P.HARRIS,H.E.M.CHRISTENSEN REVDAT 3 23-AUG-23 1SIZ 1 REMARK LINK REVDAT 2 24-FEB-09 1SIZ 1 VERSN REVDAT 1 25-MAY-04 1SIZ 0 JRNL AUTH M.S.NIELSEN,P.HARRIS,B.L.OOI,H.E.M.CHRISTENSEN JRNL TITL THE 1.5 A RESOLUTION CRYSTAL STRUCTURE OF [FE3S4]-FERREDOXIN JRNL TITL 2 FROM THE HYPERTHERMOPHILIC ARCHAEON PYROCOCCUS FURIOSUS JRNL REF BIOCHEMISTRY V. 43 5188 2004 JRNL REFN ISSN 0006-2960 JRNL PMID 15122884 JRNL DOI 10.1021/BI049942X REMARK 2 REMARK 2 RESOLUTION. 2.25 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS 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) : 2.25 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 35.00 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) (%) : 96.8 REMARK 3 NUMBER OF REFLECTIONS : 6508 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) : 0.239 REMARK 3 FREE R VALUE : 0.289 REMARK 3 FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 FREE R VALUE TEST SET COUNT : 337 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 : 992 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 18 REMARK 3 SOLVENT ATOMS : 46 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 28.06 REMARK 3 MEAN B VALUE (OVERALL, A**2) : NULL REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : NULL REMARK 3 B22 (A**2) : NULL REMARK 3 B33 (A**2) : NULL REMARK 3 B12 (A**2) : NULL REMARK 3 B13 (A**2) : NULL REMARK 3 B23 (A**2) : NULL 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) : NULL REMARK 3 BOND ANGLES (DEGREES) : NULL 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) : 0.020 ; NULL REMARK 3 MAIN-CHAIN ANGLE (A**2) : 0.405 ; NULL REMARK 3 SIDE-CHAIN BOND (A**2) : 1.480 ; NULL REMARK 3 SIDE-CHAIN ANGLE (A**2) : 2.951 ; NULL 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 : NULL REMARK 3 TOPOLOGY FILE 1 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1SIZ COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 03-MAR-04. REMARK 100 THE DEPOSITION ID IS D_1000021744. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 17-APR-03 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 : ESRF REMARK 200 BEAMLINE : ID29 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.9999 REMARK 200 MONOCHROMATOR : SILICIUM REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 4 REMARK 200 INTENSITY-INTEGRATION SOFTWARE : MOSFLM REMARK 200 DATA SCALING SOFTWARE : SCALA, CCP4 (SCALA) REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 6508 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.250 REMARK 200 RESOLUTION RANGE LOW (A) : 35.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 94.8 REMARK 200 DATA REDUNDANCY : 3.400 REMARK 200 R MERGE (I) : 0.10000 REMARK 200 R SYM (I) : NULL REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : 4.8000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.25 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.37 REMARK 200 COMPLETENESS FOR SHELL (%) : 81.5 REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : 0.22000 REMARK 200 R SYM FOR SHELL (I) : NULL 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: MOLREP REMARK 200 STARTING MODEL: PDB ENTRY 1VJW REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 47.18 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.33 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PEG 400, HEXAMMINE COBALT(III)-IONS, REMARK 280 HEPES, PH 7.0, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 277K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 21 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X+1/2,-Y,Z+1/2 REMARK 290 3555 -X,Y+1/2,-Z+1/2 REMARK 290 4555 X+1/2,-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 23.72350 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 27.27450 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 25.81850 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 27.27450 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 23.72350 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 25.81850 REMARK 290 SMTRY3 4 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 EITHER THE DIMER IN THE REMARK 300 ASYMMETRIC UNIT OR A MONOMER 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 APPLY THE FOLLOWING TO CHAINS: A, C 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 CYS A 21 CA - CB - SG ANGL. DEV. = 6.7 DEGREES REMARK 500 CYS A 48 CA - CB - SG ANGL. DEV. = 11.3 DEGREES REMARK 500 CYS C 48 CA - CB - SG ANGL. DEV. = 11.0 DEGREES 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 F3S A 70 FE1 REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS A 11 SG REMARK 620 2 F3S A 70 S1 103.1 REMARK 620 3 F3S A 70 S2 111.8 108.5 REMARK 620 4 F3S A 70 S3 123.4 104.6 104.6 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 F3S A 70 FE3 REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS A 17 SG REMARK 620 2 F3S A 70 S1 111.0 REMARK 620 3 F3S A 70 S3 114.2 101.8 REMARK 620 4 F3S A 70 S4 117.7 109.3 101.3 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 F3S A 70 FE4 REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS A 56 SG REMARK 620 2 F3S A 70 S2 112.7 REMARK 620 3 F3S A 70 S3 111.1 104.9 REMARK 620 4 F3S A 70 S4 120.1 103.2 103.5 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 F3S C 71 FE1 REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS C 11 SG REMARK 620 2 F3S C 71 S1 103.8 REMARK 620 3 F3S C 71 S2 108.9 108.6 REMARK 620 4 F3S C 71 S3 126.3 103.7 104.6 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 F3S C 71 FE3 REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS C 17 SG REMARK 620 2 F3S C 71 S1 111.5 REMARK 620 3 F3S C 71 S3 108.3 100.7 REMARK 620 4 F3S C 71 S4 121.5 111.0 101.2 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 F3S C 71 FE4 REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS C 56 SG REMARK 620 2 F3S C 71 S2 111.9 REMARK 620 3 F3S C 71 S3 115.9 106.3 REMARK 620 4 F3S C 71 S4 116.7 100.6 103.8 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 3CO A 74 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE 3CO C 75 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE F3S A 70 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE F3S C 71 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1SJ1 RELATED DB: PDB REMARK 900 THE 1.5 A RESOLUTION CRYSTAL STRUCTURE OF [FE3S4]-FERREDOXIN FROM REMARK 900 THE HYPERTHERMOPHILIC ARCHAEON PYROCOCCUS FURIOSUS DBREF 1SIZ A 1 66 UNP P29603 FER_PYRFU 1 66 DBREF 1SIZ C 1 66 UNP P29603 FER_PYRFU 1 66 SEQRES 1 A 66 ALA TRP LYS VAL SER VAL ASP GLN ASP THR CYS ILE GLY SEQRES 2 A 66 ASP ALA ILE CYS ALA SER LEU CYS PRO ASP VAL PHE GLU SEQRES 3 A 66 MET ASN ASP GLU GLY LYS ALA GLN PRO LYS VAL GLU VAL SEQRES 4 A 66 ILE GLU ASP GLU GLU LEU TYR ASN CYS ALA LYS GLU ALA SEQRES 5 A 66 MET GLU ALA CYS PRO VAL SER ALA ILE THR ILE GLU GLU SEQRES 6 A 66 ALA SEQRES 1 C 66 ALA TRP LYS VAL SER VAL ASP GLN ASP THR CYS ILE GLY SEQRES 2 C 66 ASP ALA ILE CYS ALA SER LEU CYS PRO ASP VAL PHE GLU SEQRES 3 C 66 MET ASN ASP GLU GLY LYS ALA GLN PRO LYS VAL GLU VAL SEQRES 4 C 66 ILE GLU ASP GLU GLU LEU TYR ASN CYS ALA LYS GLU ALA SEQRES 5 C 66 MET GLU ALA CYS PRO VAL SER ALA ILE THR ILE GLU GLU SEQRES 6 C 66 ALA HET 3CO A 72 1 HET 3CO A 74 1 HET F3S A 70 7 HET 3CO C 73 1 HET 3CO C 75 1 HET F3S C 71 7 HETNAM 3CO COBALT (III) ION HETNAM F3S FE3-S4 CLUSTER FORMUL 3 3CO 4(CO 3+) FORMUL 5 F3S 2(FE3 S4) FORMUL 9 HOH *46(H2 O) HELIX 1 1 ALA A 15 CYS A 21 1 7 HELIX 2 2 ASP A 42 CYS A 56 1 15 HELIX 3 3 ALA C 15 CYS C 21 1 7 HELIX 4 4 ASP C 42 CYS C 56 1 15 SHEET 1 A 4 TRP A 2 VAL A 6 0 SHEET 2 A 4 ILE A 61 GLU A 65 -1 O GLU A 64 N LYS A 3 SHEET 3 A 4 ILE C 61 GLU C 65 -1 O ILE C 63 N GLU A 65 SHEET 4 A 4 TRP C 2 VAL C 6 -1 N LYS C 3 O GLU C 64 SHEET 1 B 2 PHE A 25 MET A 27 0 SHEET 2 B 2 ALA A 33 PRO A 35 -1 O GLN A 34 N GLU A 26 SHEET 1 C 2 PHE C 25 MET C 27 0 SHEET 2 C 2 ALA C 33 PRO C 35 -1 O GLN C 34 N GLU C 26 SSBOND 1 CYS A 21 CYS A 48 1555 1555 2.04 SSBOND 2 CYS C 21 CYS C 48 1555 1555 2.04 LINK SG CYS A 11 FE1 F3S A 70 1555 1555 2.42 LINK SG CYS A 17 FE3 F3S A 70 1555 1555 2.23 LINK SG CYS A 56 FE4 F3S A 70 1555 1555 2.26 LINK CO 3CO A 74 O HOH A 104 1555 1555 2.45 LINK SG CYS C 11 FE1 F3S C 71 1555 1555 2.66 LINK SG CYS C 17 FE3 F3S C 71 1555 1555 2.24 LINK SG CYS C 56 FE4 F3S C 71 1555 1555 2.34 LINK CO 3CO C 75 O HOH C 87 1555 1555 2.04 SITE 1 AC1 2 HOH A 104 ILE C 12 SITE 1 AC2 2 ILE A 12 HOH C 87 SITE 1 AC3 8 CYS A 11 ILE A 12 ASP A 14 ALA A 15 SITE 2 AC3 8 ILE A 16 CYS A 17 ALA A 33 CYS A 56 SITE 1 AC4 8 CYS C 11 ILE C 12 ASP C 14 ALA C 15 SITE 2 AC4 8 ILE C 16 CYS C 17 ALA C 33 CYS C 56 CRYST1 47.447 51.637 54.549 90.00 90.00 90.00 P 21 21 21 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 0.021076 0.000000 0.000000 0.00000 SCALE2 0.000000 0.019366 0.000000 0.00000 SCALE3 0.000000 0.000000 0.018332 0.00000