HEADER METAL BINDING PROTEIN 22-MAR-05 1X0G TITLE CRYSTAL STRUCTURE OF ISCA WITH THE [2FE-2S] CLUSTER COMPND MOL_ID: 1; COMPND 2 MOLECULE: ISCA; COMPND 3 CHAIN: A, B, C, D; COMPND 4 SYNONYM: HYPOTHETICAL PROTEIN TLL0464; COMPND 5 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: THERMOSYNECHOCOCCUS ELONGATUS; SOURCE 3 ORGANISM_TAXID: 197221; SOURCE 4 STRAIN: BP-1; SOURCE 5 GENE: TLL0464; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: BL-21(DE3)RIL; SOURCE 9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 10 EXPRESSION_SYSTEM_PLASMID: PET21B KEYWDS [2FE-2S], BIOSYNTHESIS, CYANOBACTERIA, DOMAIN SWAPPING, FE-S CLUSTER, KEYWDS 2 IRON, IRON-SULFUR CLUSTER PROTEIN, ISC, ISCA, SCAFFOLD, SULFUR, KEYWDS 3 TETRAMERIC, THREE CONSERVED CYS, METAL BINDING PROTEIN EXPDTA X-RAY DIFFRACTION AUTHOR K.MORIMOTO,E.YAMASHITA,Y.KONDOU,S.J.LEE,T.TSUKIHARA,M.NAKAI REVDAT 4 13-MAR-24 1X0G 1 REMARK LINK REVDAT 3 24-FEB-09 1X0G 1 VERSN REVDAT 2 18-JUL-06 1X0G 1 JRNL REVDAT 1 06-JUN-06 1X0G 0 JRNL AUTH K.MORIMOTO,E.YAMASHITA,Y.KONDOU,S.J.LEE,F.ARISAKA, JRNL AUTH 2 T.TSUKIHARA,M.NAKAI JRNL TITL THE ASYMMETRIC ISCA HOMODIMER WITH AN EXPOSED [2FE-2S] JRNL TITL 2 CLUSTER SUGGESTS THE STRUCTURAL BASIS OF THE FE-S CLUSTER JRNL TITL 3 BIOSYNTHETIC SCAFFOLD. JRNL REF J.MOL.BIOL. V. 360 117 2006 JRNL REFN ISSN 0022-2836 JRNL PMID 16730357 JRNL DOI 10.1016/J.JMB.2006.04.067 REMARK 2 REMARK 2 RESOLUTION. 2.50 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.2.0005 REMARK 3 AUTHORS : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER, REMARK 3 : NICHOLLS,WINN,LONG,VAGIN REMARK 3 REMARK 3 REFINEMENT TARGET : MAXIMUM LIKELIHOOD REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.50 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 30.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : NULL REMARK 3 COMPLETENESS FOR RANGE (%) : 98.4 REMARK 3 NUMBER OF REFLECTIONS : 18065 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 + TEST SET) : 0.203 REMARK 3 R VALUE (WORKING SET) : 0.201 REMARK 3 FREE R VALUE : 0.242 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.900 REMARK 3 FREE R VALUE TEST SET COUNT : 932 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 20 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 2.50 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.57 REMARK 3 REFLECTION IN BIN (WORKING SET) : 1272 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 95.86 REMARK 3 BIN R VALUE (WORKING SET) : 0.2810 REMARK 3 BIN FREE R VALUE SET COUNT : 71 REMARK 3 BIN FREE R VALUE : 0.3300 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 3302 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 10 REMARK 3 SOLVENT ATOMS : 36 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 59.41 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 69.35 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 2.69000 REMARK 3 B22 (A**2) : -1.48000 REMARK 3 B33 (A**2) : -1.20000 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : 0.00000 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED OVERALL COORDINATE ERROR. REMARK 3 ESU BASED ON R VALUE (A): 0.436 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.266 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.224 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 19.559 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.953 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.945 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 3370 ; 0.028 ; 0.022 REMARK 3 BOND LENGTHS OTHERS (A): NULL ; NULL ; NULL REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 4567 ; 2.503 ; 1.965 REMARK 3 BOND ANGLES OTHERS (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 421 ; 8.983 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): 159 ;34.483 ;23.522 REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): 559 ;22.192 ;15.000 REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): 34 ;23.600 ;15.000 REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 512 ; 0.140 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 2580 ; 0.009 ; 0.020 REMARK 3 GENERAL PLANES OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS REFINED ATOMS (A): 1556 ; 0.276 ; 0.200 REMARK 3 NON-BONDED CONTACTS OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION REFINED ATOMS (A): 2297 ; 0.340 ; 0.200 REMARK 3 NON-BONDED TORSION OTHERS (A): NULL ; NULL ; NULL REMARK 3 H-BOND (X...Y) REFINED ATOMS (A): 137 ; 0.166 ; 0.200 REMARK 3 H-BOND (X...Y) OTHERS (A): 3 ; 0.183 ; 0.200 REMARK 3 POTENTIAL METAL-ION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 POTENTIAL METAL-ION OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY VDW REFINED ATOMS (A): 71 ; 0.260 ; 0.200 REMARK 3 SYMMETRY VDW OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY H-BOND REFINED ATOMS (A): 7 ; 0.250 ; 0.200 REMARK 3 SYMMETRY H-BOND OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY METAL-ION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY METAL-ION OTHERS (A): NULL ; NULL ; NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. COUNT RMS WEIGHT REMARK 3 MAIN-CHAIN BOND REFINED ATOMS (A**2): 2121 ; 1.141 ; 1.500 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 3385 ; 2.171 ; 2.000 REMARK 3 MAIN-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): 1289 ; 3.420 ; 3.000 REMARK 3 SIDE-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): 1178 ; 5.633 ; 4.500 REMARK 3 SIDE-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 LONG RANGE B REFINED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 LONG RANGE B OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 REMARK 3 ANISOTROPIC THERMAL FACTOR RESTRAINTS. COUNT RMS WEIGHT REMARK 3 RIGID-BOND RESTRAINTS (A**2): NULL ; NULL ; NULL REMARK 3 SPHERICITY; FREE ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SPHERICITY; BONDED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 REMARK 3 NCS RESTRAINTS STATISTICS REMARK 3 NUMBER OF DIFFERENT NCS GROUPS : 9 REMARK 3 REMARK 3 NCS GROUP NUMBER : 1 REMARK 3 CHAIN NAMES : A C REMARK 3 NUMBER OF COMPONENTS NCS GROUP : 1 REMARK 3 COMPONENT C SSSEQI TO C SSSEQI CODE REMARK 3 1 A 2 A 11 4 REMARK 3 1 C 2 C 11 4 REMARK 3 GROUP CHAIN COUNT RMS WEIGHT REMARK 3 MEDIUM POSITIONAL 1 A (A): 74 ; 0.38 ; 0.50 REMARK 3 MEDIUM THERMAL 1 A (A**2): 74 ; 0.52 ; 2.00 REMARK 3 REMARK 3 NCS GROUP NUMBER : 2 REMARK 3 CHAIN NAMES : A C REMARK 3 NUMBER OF COMPONENTS NCS GROUP : 1 REMARK 3 COMPONENT C SSSEQI TO C SSSEQI CODE REMARK 3 1 A 27 A 47 5 REMARK 3 1 C 27 C 47 5 REMARK 3 GROUP CHAIN COUNT RMS WEIGHT REMARK 3 MEDIUM POSITIONAL 2 A (A): 84 ; 0.12 ; 0.50 REMARK 3 LOOSE POSITIONAL 2 A (A): 89 ; 0.30 ; 5.00 REMARK 3 MEDIUM THERMAL 2 A (A**2): 84 ; 1.48 ; 2.00 REMARK 3 LOOSE THERMAL 2 A (A**2): 89 ; 3.06 ; 10.00 REMARK 3 REMARK 3 NCS GROUP NUMBER : 3 REMARK 3 CHAIN NAMES : A C REMARK 3 NUMBER OF COMPONENTS NCS GROUP : 1 REMARK 3 COMPONENT C SSSEQI TO C SSSEQI CODE REMARK 3 1 A 76 A 82 1 REMARK 3 1 C 76 C 82 1 REMARK 3 GROUP CHAIN COUNT RMS WEIGHT REMARK 3 TIGHT POSITIONAL 3 A (A): 58 ; 0.10 ; 0.05 REMARK 3 TIGHT THERMAL 3 A (A**2): 58 ; 0.16 ; 0.50 REMARK 3 REMARK 3 NCS GROUP NUMBER : 4 REMARK 3 CHAIN NAMES : A C REMARK 3 NUMBER OF COMPONENTS NCS GROUP : 1 REMARK 3 COMPONENT C SSSEQI TO C SSSEQI CODE REMARK 3 1 A 89 A 111 1 REMARK 3 1 C 89 C 111 1 REMARK 3 GROUP CHAIN COUNT RMS WEIGHT REMARK 3 TIGHT POSITIONAL 4 A (A): 178 ; 0.16 ; 0.05 REMARK 3 TIGHT THERMAL 4 A (A**2): 178 ; 0.41 ; 0.50 REMARK 3 REMARK 3 NCS GROUP NUMBER : 5 REMARK 3 CHAIN NAMES : B D REMARK 3 NUMBER OF COMPONENTS NCS GROUP : 1 REMARK 3 COMPONENT C SSSEQI TO C SSSEQI CODE REMARK 3 1 B 2 B 15 4 REMARK 3 1 D 2 D 15 4 REMARK 3 GROUP CHAIN COUNT RMS WEIGHT REMARK 3 MEDIUM POSITIONAL 5 B (A): 110 ; 0.34 ; 0.50 REMARK 3 MEDIUM THERMAL 5 B (A**2): 110 ; 1.03 ; 2.00 REMARK 3 REMARK 3 NCS GROUP NUMBER : 6 REMARK 3 CHAIN NAMES : B D REMARK 3 NUMBER OF COMPONENTS NCS GROUP : 1 REMARK 3 COMPONENT C SSSEQI TO C SSSEQI CODE REMARK 3 1 B 26 B 35 4 REMARK 3 1 D 26 D 35 4 REMARK 3 GROUP CHAIN COUNT RMS WEIGHT REMARK 3 MEDIUM POSITIONAL 6 B (A): 78 ; 0.27 ; 0.50 REMARK 3 MEDIUM THERMAL 6 B (A**2): 78 ; 1.65 ; 2.00 REMARK 3 REMARK 3 NCS GROUP NUMBER : 7 REMARK 3 CHAIN NAMES : B D REMARK 3 NUMBER OF COMPONENTS NCS GROUP : 1 REMARK 3 COMPONENT C SSSEQI TO C SSSEQI CODE REMARK 3 1 B 39 B 67 1 REMARK 3 1 D 39 D 67 1 REMARK 3 GROUP CHAIN COUNT RMS WEIGHT REMARK 3 TIGHT POSITIONAL 7 B (A): 231 ; 0.10 ; 0.05 REMARK 3 TIGHT THERMAL 7 B (A**2): 231 ; 0.33 ; 0.50 REMARK 3 REMARK 3 NCS GROUP NUMBER : 8 REMARK 3 CHAIN NAMES : B D REMARK 3 NUMBER OF COMPONENTS NCS GROUP : 1 REMARK 3 COMPONENT C SSSEQI TO C SSSEQI CODE REMARK 3 1 B 99 B 103 4 REMARK 3 1 D 99 D 103 4 REMARK 3 GROUP CHAIN COUNT RMS WEIGHT REMARK 3 MEDIUM POSITIONAL 8 B (A): 32 ; 0.38 ; 0.50 REMARK 3 MEDIUM THERMAL 8 B (A**2): 32 ; 3.05 ; 2.00 REMARK 3 REMARK 3 NCS GROUP NUMBER : 9 REMARK 3 CHAIN NAMES : A C REMARK 3 NUMBER OF COMPONENTS NCS GROUP : 1 REMARK 3 COMPONENT C SSSEQI TO C SSSEQI CODE REMARK 3 1 A 48 A 68 1 REMARK 3 1 C 48 C 68 1 REMARK 3 GROUP CHAIN COUNT RMS WEIGHT REMARK 3 TIGHT POSITIONAL 9 A (A): 155 ; 0.05 ; 0.05 REMARK 3 TIGHT THERMAL 9 A (A**2): 155 ; 0.31 ; 0.50 REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : NULL REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : MASK REMARK 3 PARAMETERS FOR MASK CALCULATION REMARK 3 VDW PROBE RADIUS : 1.20 REMARK 3 ION PROBE RADIUS : 0.80 REMARK 3 SHRINKAGE RADIUS : 0.80 REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: HYDROGENS HAVE BEEN ADDED IN THE RIDING REMARK 3 POSITIONS REMARK 4 REMARK 4 1X0G COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 25-MAR-05. REMARK 100 THE DEPOSITION ID IS D_1000024223. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 07-JUL-04; 23-SEP-04 REMARK 200 TEMPERATURE (KELVIN) : 100; 100 REMARK 200 PH : 6.2 REMARK 200 NUMBER OF CRYSTALS USED : 4 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y; Y REMARK 200 RADIATION SOURCE : SPRING-8; SPRING-8 REMARK 200 BEAMLINE : BL44XU; BL44XU REMARK 200 X-RAY GENERATOR MODEL : NULL; NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M; M REMARK 200 WAVELENGTH OR RANGE (A) : 0.900; 0.900 REMARK 200 MONOCHROMATOR : NULL; NULL REMARK 200 OPTICS : NULL; NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD; IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : BRUKER DIP-6040; DIP6040 REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 19261 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.500 REMARK 200 RESOLUTION RANGE LOW (A) : 80.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 96.0 REMARK 200 DATA REDUNDANCY : 12.50 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : 0.07100 REMARK 200 FOR THE DATA SET : 39.4000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.50 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.59 REMARK 200 COMPLETENESS FOR SHELL (%) : 96.6 REMARK 200 DATA REDUNDANCY IN SHELL : 6.70 REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : 0.31100 REMARK 200 FOR SHELL : 3.500 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: MAD; SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MAD REMARK 200 SOFTWARE USED: SHARP REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 54.60 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.70 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 2.5M NACL, 0.1M POTASSIUM PHOSPHATE REMARK 280 PH6.2, 5MM DTT, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 277K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: I 2 2 2 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,-Y,Z REMARK 290 3555 -X,Y,-Z REMARK 290 4555 X,-Y,-Z REMARK 290 5555 X+1/2,Y+1/2,Z+1/2 REMARK 290 6555 -X+1/2,-Y+1/2,Z+1/2 REMARK 290 7555 -X+1/2,Y+1/2,-Z+1/2 REMARK 290 8555 X+1/2,-Y+1/2,-Z+1/2 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 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 4 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 5 1.000000 0.000000 0.000000 38.73600 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 51.39400 REMARK 290 SMTRY3 5 0.000000 0.000000 1.000000 68.51600 REMARK 290 SMTRY1 6 -1.000000 0.000000 0.000000 38.73600 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 51.39400 REMARK 290 SMTRY3 6 0.000000 0.000000 1.000000 68.51600 REMARK 290 SMTRY1 7 -1.000000 0.000000 0.000000 38.73600 REMARK 290 SMTRY2 7 0.000000 1.000000 0.000000 51.39400 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 68.51600 REMARK 290 SMTRY1 8 1.000000 0.000000 0.000000 38.73600 REMARK 290 SMTRY2 8 0.000000 -1.000000 0.000000 51.39400 REMARK 290 SMTRY3 8 0.000000 0.000000 -1.000000 68.51600 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 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: TETRAMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: TETRAMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 15580 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 19650 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -146.0 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 375 REMARK 375 SPECIAL POSITION REMARK 375 THE FOLLOWING ATOMS ARE FOUND TO BE WITHIN 0.15 ANGSTROMS REMARK 375 OF A SYMMETRY RELATED ATOM AND ARE ASSUMED TO BE ON SPECIAL REMARK 375 POSITIONS. REMARK 375 REMARK 375 ATOM RES CSSEQI REMARK 375 HOH B 120 LIES ON A SPECIAL POSITION. 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 THR A 17 REMARK 465 HIS A 18 REMARK 465 GLY A 19 REMARK 465 VAL A 20 REMARK 465 ARG A 21 REMARK 465 ARG A 22 REMARK 465 GLY A 23 REMARK 465 GLN A 24 REMARK 465 ALA A 25 REMARK 465 ALA A 26 REMARK 465 ARG B 111 REMARK 465 SER B 112 REMARK 465 SER C 112 REMARK 465 GLY D 19 REMARK 465 VAL D 20 REMARK 465 ARG D 21 REMARK 465 ARG D 22 REMARK 465 GLY D 23 REMARK 465 GLN D 24 REMARK 465 ARG D 111 REMARK 465 SER D 112 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 GLN B 16 O ARG B 21 2.17 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: COVALENT BOND LENGTHS 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,2(A3,1X,A1,I4,A1,1X,A4,3X),1X,F6.3) 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 RES CSSEQI ATM2 DEVIATION REMARK 500 GLU A 13 CD GLU A 13 OE1 0.220 REMARK 500 GLU A 13 CD GLU A 13 OE2 0.292 REMARK 500 ALA A 48 C ALA A 48 O 0.132 REMARK 500 ALA A 48 C GLU A 49 N 0.226 REMARK 500 GLN A 58 CD GLN A 58 OE1 0.150 REMARK 500 GLU D 36 CG GLU D 36 CD 0.094 REMARK 500 GLU D 49 CG GLU D 49 CD 0.109 REMARK 500 REMARK 500 REMARK: NULL 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 GLU A 13 OE1 - CD - OE2 ANGL. DEV. = 10.5 DEGREES REMARK 500 ASP C 39 CB - CG - OD1 ANGL. DEV. = 8.9 DEGREES REMARK 500 ASP C 39 CB - CG - OD2 ANGL. DEV. = -10.0 DEGREES REMARK 500 ARG D 29 NE - CZ - NH1 ANGL. DEV. = 3.3 DEGREES REMARK 500 PRO D 50 C - N - CA ANGL. DEV. = 9.2 DEGREES REMARK 500 LEU D 73 CB - CA - C ANGL. DEV. = -12.1 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 ILE A 9 -37.29 -39.11 REMARK 500 ARG A 14 -13.81 155.18 REMARK 500 LEU A 15 59.50 -65.71 REMARK 500 SER A 59 88.17 169.18 REMARK 500 GLN A 60 52.29 80.51 REMARK 500 ASP A 84 -159.38 -118.62 REMARK 500 THR B 17 -111.67 -80.36 REMARK 500 HIS B 18 109.77 45.72 REMARK 500 VAL B 20 49.46 174.90 REMARK 500 ARG B 22 90.14 80.11 REMARK 500 SER B 35 -147.94 -143.33 REMARK 500 PRO B 52 37.74 -61.32 REMARK 500 THR B 53 -16.72 -165.66 REMARK 500 ALA B 68 -41.68 -29.62 REMARK 500 SER B 98 -9.63 -55.03 REMARK 500 VAL C 2 115.52 74.53 REMARK 500 HIS C 18 6.61 57.44 REMARK 500 VAL C 20 18.10 -55.52 REMARK 500 ARG C 21 90.35 -64.13 REMARK 500 ARG D 75 125.12 -32.34 REMARK 500 ASP D 84 -157.01 -117.96 REMARK 500 SER D 98 59.50 -99.52 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 13 ARG A 14 -122.56 REMARK 500 VAL C 20 ARG C 21 146.70 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 NA A1002 NA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 SER A 35 O REMARK 620 2 GLU A 36 O 86.0 REMARK 620 3 GLY A 38 O 76.5 90.3 REMARK 620 4 GLU D 36 O 118.8 155.0 92.3 REMARK 620 5 HOH D 120 O 156.1 78.9 85.0 76.5 REMARK 620 N 1 2 3 4 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 FES A 500 FE1 REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS A 37 SG REMARK 620 2 FES A 500 S1 116.7 REMARK 620 3 FES A 500 S2 113.7 101.3 REMARK 620 4 CYS D 103 SG 94.5 112.1 119.5 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 FES A 500 FE2 REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS A 101 SG REMARK 620 2 FES A 500 S1 106.1 REMARK 620 3 FES A 500 S2 120.1 99.8 REMARK 620 4 CYS A 103 SG 97.3 121.4 113.4 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 NA C1001 NA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 GLU B 36 O REMARK 620 2 SER C 35 O 122.6 REMARK 620 3 GLU C 36 O 154.5 82.8 REMARK 620 4 GLY C 38 O 91.4 76.1 92.4 REMARK 620 5 HOH D 116 O 97.4 100.1 79.0 171.1 REMARK 620 N 1 2 3 4 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 FES C1500 FE2 REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS B 103 SG REMARK 620 2 FES C1500 S1 117.1 REMARK 620 3 FES C1500 S2 122.8 98.1 REMARK 620 4 CYS C 37 SG 103.4 109.8 105.0 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 FES C1500 FE1 REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS C 101 SG REMARK 620 2 FES C1500 S1 102.3 REMARK 620 3 FES C1500 S2 115.5 95.7 REMARK 620 4 CYS C 103 SG 111.8 124.5 106.5 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 NA C 1001 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NA A 1002 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE FES A 500 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE FES C 1500 DBREF 1X0G A 1 112 UNP Q8DLM0 Q8DLM0_SYNEL 1 112 DBREF 1X0G B 1 112 UNP Q8DLM0 Q8DLM0_SYNEL 1 112 DBREF 1X0G C 1 112 UNP Q8DLM0 Q8DLM0_SYNEL 1 112 DBREF 1X0G D 1 112 UNP Q8DLM0 Q8DLM0_SYNEL 1 112 SEQRES 1 A 112 MET VAL GLU LEU THR PRO ALA ALA ILE GLN GLU LEU GLU SEQRES 2 A 112 ARG LEU GLN THR HIS GLY VAL ARG ARG GLY GLN ALA ALA SEQRES 3 A 112 ILE LEU ARG ILE GLN VAL GLN PRO SER GLU CYS GLY ASP SEQRES 4 A 112 TRP ARG TYR ASP LEU ALA LEU VAL ALA GLU PRO LYS PRO SEQRES 5 A 112 THR ASP LEU LEU THR GLN SER GLN GLY TRP THR ILE ALA SEQRES 6 A 112 ILE ALA ALA GLU ALA ALA GLU LEU LEU ARG GLY LEU ARG SEQRES 7 A 112 VAL ASP TYR ILE GLU ASP LEU MET GLY GLY ALA PHE ARG SEQRES 8 A 112 PHE HIS ASN PRO ASN ALA SER GLN THR CYS GLY CYS GLY SEQRES 9 A 112 MET ALA PHE ARG VAL SER ARG SER SEQRES 1 B 112 MET VAL GLU LEU THR PRO ALA ALA ILE GLN GLU LEU GLU SEQRES 2 B 112 ARG LEU GLN THR HIS GLY VAL ARG ARG GLY GLN ALA ALA SEQRES 3 B 112 ILE LEU ARG ILE GLN VAL GLN PRO SER GLU CYS GLY ASP SEQRES 4 B 112 TRP ARG TYR ASP LEU ALA LEU VAL ALA GLU PRO LYS PRO SEQRES 5 B 112 THR ASP LEU LEU THR GLN SER GLN GLY TRP THR ILE ALA SEQRES 6 B 112 ILE ALA ALA GLU ALA ALA GLU LEU LEU ARG GLY LEU ARG SEQRES 7 B 112 VAL ASP TYR ILE GLU ASP LEU MET GLY GLY ALA PHE ARG SEQRES 8 B 112 PHE HIS ASN PRO ASN ALA SER GLN THR CYS GLY CYS GLY SEQRES 9 B 112 MET ALA PHE ARG VAL SER ARG SER SEQRES 1 C 112 MET VAL GLU LEU THR PRO ALA ALA ILE GLN GLU LEU GLU SEQRES 2 C 112 ARG LEU GLN THR HIS GLY VAL ARG ARG GLY GLN ALA ALA SEQRES 3 C 112 ILE LEU ARG ILE GLN VAL GLN PRO SER GLU CYS GLY ASP SEQRES 4 C 112 TRP ARG TYR ASP LEU ALA LEU VAL ALA GLU PRO LYS PRO SEQRES 5 C 112 THR ASP LEU LEU THR GLN SER GLN GLY TRP THR ILE ALA SEQRES 6 C 112 ILE ALA ALA GLU ALA ALA GLU LEU LEU ARG GLY LEU ARG SEQRES 7 C 112 VAL ASP TYR ILE GLU ASP LEU MET GLY GLY ALA PHE ARG SEQRES 8 C 112 PHE HIS ASN PRO ASN ALA SER GLN THR CYS GLY CYS GLY SEQRES 9 C 112 MET ALA PHE ARG VAL SER ARG SER SEQRES 1 D 112 MET VAL GLU LEU THR PRO ALA ALA ILE GLN GLU LEU GLU SEQRES 2 D 112 ARG LEU GLN THR HIS GLY VAL ARG ARG GLY GLN ALA ALA SEQRES 3 D 112 ILE LEU ARG ILE GLN VAL GLN PRO SER GLU CYS GLY ASP SEQRES 4 D 112 TRP ARG TYR ASP LEU ALA LEU VAL ALA GLU PRO LYS PRO SEQRES 5 D 112 THR ASP LEU LEU THR GLN SER GLN GLY TRP THR ILE ALA SEQRES 6 D 112 ILE ALA ALA GLU ALA ALA GLU LEU LEU ARG GLY LEU ARG SEQRES 7 D 112 VAL ASP TYR ILE GLU ASP LEU MET GLY GLY ALA PHE ARG SEQRES 8 D 112 PHE HIS ASN PRO ASN ALA SER GLN THR CYS GLY CYS GLY SEQRES 9 D 112 MET ALA PHE ARG VAL SER ARG SER HET NA A1002 1 HET FES A 500 4 HET NA C1001 1 HET FES C1500 4 HETNAM NA SODIUM ION HETNAM FES FE2/S2 (INORGANIC) CLUSTER FORMUL 5 NA 2(NA 1+) FORMUL 6 FES 2(FE2 S2) FORMUL 9 HOH *36(H2 O) HELIX 1 1 THR A 5 LEU A 12 1 8 HELIX 2 2 ALA A 70 ARG A 75 1 6 HELIX 3 3 THR B 5 THR B 17 1 13 HELIX 4 4 ALA B 70 ARG B 75 1 6 HELIX 5 5 PRO B 95 ALA B 97 5 3 HELIX 6 6 THR C 5 GLN C 16 1 12 HELIX 7 7 ALA C 70 ARG C 75 1 6 HELIX 8 8 THR D 5 THR D 17 1 13 HELIX 9 9 GLU D 69 ARG D 75 1 7 SHEET 1 A 3 GLU A 3 LEU A 4 0 SHEET 2 A 3 ARG A 78 ASP A 84 1 O VAL A 79 N GLU A 3 SHEET 3 A 3 GLY A 87 HIS A 93 -1 O ARG A 91 N ASP A 80 SHEET 1 B 6 LEU A 55 THR A 57 0 SHEET 2 B 6 ILE A 64 ILE A 66 -1 O ILE A 66 N LEU A 55 SHEET 3 B 6 LEU A 28 PRO A 34 1 N LEU A 28 O ALA A 65 SHEET 4 B 6 TRP A 40 LEU A 46 -1 O ALA A 45 N ARG A 29 SHEET 5 B 6 ALA A 106 ARG A 108 -1 O PHE A 107 N TRP A 40 SHEET 6 B 6 GLN A 99 THR A 100 -1 N GLN A 99 O ARG A 108 SHEET 1 C 4 GLU B 3 LEU B 4 0 SHEET 2 C 4 ARG D 78 ASP D 84 1 O VAL D 79 N GLU B 3 SHEET 3 C 4 GLY D 87 HIS D 93 -1 O ARG D 91 N ASP D 80 SHEET 4 C 4 GLN B 99 CYS B 101 -1 N THR B 100 O PHE D 92 SHEET 1 D 6 LEU B 55 SER B 59 0 SHEET 2 D 6 TRP B 62 ILE B 66 -1 O ILE B 66 N LEU B 55 SHEET 3 D 6 LEU D 28 VAL D 47 1 O LEU D 28 N ALA B 65 SHEET 4 D 6 ILE B 27 LEU B 46 -1 N GLN B 33 O ARG D 41 SHEET 5 D 6 TRP D 62 ILE D 66 1 O ALA D 65 N LEU B 28 SHEET 6 D 6 LEU D 55 SER D 59 -1 N LEU D 55 O ILE D 66 SHEET 1 E 4 GLU D 3 LEU D 4 0 SHEET 2 E 4 ARG B 78 ASP B 84 1 N VAL B 79 O GLU D 3 SHEET 3 E 4 GLY B 87 HIS B 93 -1 O HIS B 93 N ARG B 78 SHEET 4 E 4 GLN D 99 CYS D 101 -1 O THR D 100 N PHE B 92 SHEET 1 F 3 GLU C 3 LEU C 4 0 SHEET 2 F 3 ARG C 78 ILE C 82 1 O VAL C 79 N GLU C 3 SHEET 3 F 3 ALA C 89 HIS C 93 -1 O HIS C 93 N ARG C 78 SHEET 1 G 6 LEU C 55 SER C 59 0 SHEET 2 G 6 TRP C 62 ILE C 66 -1 O ILE C 64 N THR C 57 SHEET 3 G 6 ILE C 27 PRO C 34 1 N ILE C 30 O ALA C 65 SHEET 4 G 6 TRP C 40 LEU C 46 -1 O ALA C 45 N ARG C 29 SHEET 5 G 6 ALA C 106 ARG C 108 -1 O PHE C 107 N TRP C 40 SHEET 6 G 6 GLN C 99 THR C 100 -1 N GLN C 99 O ARG C 108 LINK O SER A 35 NA NA A1002 1555 1555 2.72 LINK O GLU A 36 NA NA A1002 1555 1555 2.30 LINK SG CYS A 37 FE1 FES A 500 1555 1555 2.36 LINK O GLY A 38 NA NA A1002 1555 1555 2.52 LINK SG CYS A 101 FE2 FES A 500 1555 1555 2.18 LINK SG CYS A 103 FE2 FES A 500 1555 1555 2.18 LINK FE1 FES A 500 SG CYS D 103 1555 1555 2.24 LINK NA NA A1002 O GLU D 36 1555 1555 2.28 LINK NA NA A1002 O HOH D 120 1555 1555 2.61 LINK O GLU B 36 NA NA C1001 1555 1555 2.42 LINK SG CYS B 103 FE2 FES C1500 1555 1555 1.98 LINK O SER C 35 NA NA C1001 1555 1555 2.49 LINK O GLU C 36 NA NA C1001 1555 1555 2.78 LINK SG CYS C 37 FE2 FES C1500 1555 1555 2.18 LINK O GLY C 38 NA NA C1001 1555 1555 2.69 LINK SG CYS C 101 FE1 FES C1500 1555 1555 2.36 LINK SG CYS C 103 FE1 FES C1500 1555 1555 2.30 LINK NA NA C1001 O HOH D 116 1555 1555 2.14 SITE 1 AC1 7 SER B 35 GLU B 36 CYS B 37 SER C 35 SITE 2 AC1 7 GLU C 36 GLY C 38 HOH D 116 SITE 1 AC2 6 SER A 35 GLU A 36 GLY A 38 SER D 35 SITE 2 AC2 6 GLU D 36 HOH D 120 SITE 1 AC3 4 CYS A 37 CYS A 101 CYS A 103 CYS D 103 SITE 1 AC4 5 CYS B 103 GLY B 104 CYS C 37 CYS C 101 SITE 2 AC4 5 CYS C 103 CRYST1 77.472 102.788 137.032 90.00 90.00 90.00 I 2 2 2 32 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 0.012908 0.000000 0.000000 0.00000 SCALE2 0.000000 0.009729 0.000000 0.00000 SCALE3 0.000000 0.000000 0.007298 0.00000