HEADER ELECTRON TRANSPORT 06-JUN-07 2V2K TITLE THE CRYSTAL STRUCTURE OF FDXA, A 7FE FERREDOXIN FROM MYCOBACTERIUM TITLE 2 SMEGMATIS COMPND MOL_ID: 1; COMPND 2 MOLECULE: FERREDOXIN; COMPND 3 CHAIN: A, B; COMPND 4 FRAGMENT: RESIDUES 1-105; COMPND 5 SYNONYM: 7-IRON FERREDOXIN SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: MYCOBACTERIUM SMEGMATIS; SOURCE 3 ORGANISM_TAXID: 246196; SOURCE 4 STRAIN: MC2 KEYWDS IRON, TRANSPORT, IRON-SULFUR, MYCOBACTERIUM TUBERCULOSIS, FE-S KEYWDS 2 CLUSTER, METAL-BINDING, 7FE FERREDOXIN, ELECTRON TRANSFER, ELECTRON KEYWDS 3 TRANSPORT, MYCOBACTERIUM SMEGMATIS, 4FE-4S CLUSTER INSTABILITY EXPDTA X-RAY DIFFRACTION AUTHOR S.RICAGNO,M.DE ROSA,A.ALIVERTI,G.ZANETTI,M.BOLOGNESI REVDAT 5 13-DEC-23 2V2K 1 REMARK LINK REVDAT 4 13-JUL-11 2V2K 1 VERSN REVDAT 3 24-FEB-09 2V2K 1 VERSN REVDAT 2 10-JUL-07 2V2K 1 JRNL REVDAT 1 03-JUL-07 2V2K 0 JRNL AUTH S.RICAGNO,M.DE ROSA,A.ALIVERTI,G.ZANETTI,M.BOLOGNESI JRNL TITL THE CRYSTAL STRUCTURE OF FDXA, A 7FE FERREDOXIN FROM JRNL TITL 2 MYCOBACTERIUM SMEGMATIS. JRNL REF BIOCHEM.BIOPHYS.RES.COMMUN. V. 360 97 2007 JRNL REFN ISSN 0006-291X JRNL PMID 17577575 JRNL DOI 10.1016/J.BBRC.2007.06.013 REMARK 2 REMARK 2 RESOLUTION. 1.60 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.2.0019 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) : 1.60 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 67.73 REMARK 3 DATA CUTOFF (SIGMA(F)) : NULL REMARK 3 COMPLETENESS FOR RANGE (%) : 98.4 REMARK 3 NUMBER OF REFLECTIONS : 25306 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) : 0.167 REMARK 3 R VALUE (WORKING SET) : 0.165 REMARK 3 FREE R VALUE : 0.202 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.000 REMARK 3 FREE R VALUE TEST SET COUNT : 1344 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) : 1.60 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 1.64 REMARK 3 REFLECTION IN BIN (WORKING SET) : 1839 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : NULL REMARK 3 BIN R VALUE (WORKING SET) : 0.2610 REMARK 3 BIN FREE R VALUE SET COUNT : 105 REMARK 3 BIN FREE R VALUE : 0.2890 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1569 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 32 REMARK 3 SOLVENT ATOMS : 118 REMARK 3 REMARK 3 B VALUES. REMARK 3 B VALUE TYPE : LIKELY RESIDUAL REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 18.54 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -0.67000 REMARK 3 B22 (A**2) : 2.49000 REMARK 3 B33 (A**2) : -1.82000 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): 0.083 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.087 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.067 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 4.047 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.966 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.946 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 1676 ; 0.016 ; 0.022 REMARK 3 BOND LENGTHS OTHERS (A): 1062 ; 0.018 ; 0.020 REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 2293 ; 1.528 ; 2.005 REMARK 3 BOND ANGLES OTHERS (DEGREES): 2633 ; 1.223 ; 3.000 REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 212 ; 6.064 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): 77 ;38.876 ;26.883 REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): 239 ;13.512 ;15.000 REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): 2 ; 7.664 ;15.000 REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 250 ; 0.707 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 1867 ; 0.006 ; 0.020 REMARK 3 GENERAL PLANES OTHERS (A): 277 ; 0.001 ; 0.020 REMARK 3 NON-BONDED CONTACTS REFINED ATOMS (A): 393 ; 0.298 ; 0.200 REMARK 3 NON-BONDED CONTACTS OTHERS (A): 1086 ; 0.184 ; 0.200 REMARK 3 NON-BONDED TORSION REFINED ATOMS (A): 814 ; 0.167 ; 0.200 REMARK 3 NON-BONDED TORSION OTHERS (A): 650 ; 0.086 ; 0.200 REMARK 3 H-BOND (X...Y) REFINED ATOMS (A): 76 ; 0.178 ; 0.200 REMARK 3 H-BOND (X...Y) OTHERS (A): NULL ; NULL ; NULL 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): 3 ; 0.124 ; 0.200 REMARK 3 SYMMETRY VDW OTHERS (A): 19 ; 0.192 ; 0.200 REMARK 3 SYMMETRY H-BOND REFINED ATOMS (A): 7 ; 0.174 ; 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): 1356 ; 1.130 ; 1.500 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 1716 ; 1.128 ; 2.000 REMARK 3 MAIN-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): 718 ; 2.223 ; 3.000 REMARK 3 SIDE-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): 552 ; 3.164 ; 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 : NULL REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : 10 REMARK 3 REMARK 3 TLS GROUP : 1 REMARK 3 NUMBER OF COMPONENTS GROUP : 1 REMARK 3 COMPONENTS C SSSEQI TO C SSSEQI REMARK 3 RESIDUE RANGE : A 1 A 55 REMARK 3 ORIGIN FOR THE GROUP (A): 20.0562 11.9087 22.1878 REMARK 3 T TENSOR REMARK 3 T11: -0.0603 T22: -0.0521 REMARK 3 T33: -0.0727 T12: 0.0043 REMARK 3 T13: -0.0058 T23: 0.0153 REMARK 3 L TENSOR REMARK 3 L11: 2.9354 L22: 0.8802 REMARK 3 L33: 4.5215 L12: 0.9577 REMARK 3 L13: -0.7051 L23: -0.5077 REMARK 3 S TENSOR REMARK 3 S11: -0.0195 S12: -0.1101 S13: -0.0255 REMARK 3 S21: 0.0621 S22: -0.0552 S23: -0.0648 REMARK 3 S31: 0.0188 S32: 0.0249 S33: 0.0746 REMARK 3 REMARK 3 TLS GROUP : 2 REMARK 3 NUMBER OF COMPONENTS GROUP : 1 REMARK 3 COMPONENTS C SSSEQI TO C SSSEQI REMARK 3 RESIDUE RANGE : A 56 A 86 REMARK 3 ORIGIN FOR THE GROUP (A): 15.5508 5.0448 21.6034 REMARK 3 T TENSOR REMARK 3 T11: -0.0103 T22: -0.0648 REMARK 3 T33: -0.0513 T12: -0.0441 REMARK 3 T13: 0.0265 T23: 0.0160 REMARK 3 L TENSOR REMARK 3 L11: 4.2314 L22: 1.1494 REMARK 3 L33: 3.7401 L12: 0.7602 REMARK 3 L13: -1.0707 L23: -0.7230 REMARK 3 S TENSOR REMARK 3 S11: -0.1930 S12: -0.1445 S13: -0.4257 REMARK 3 S21: -0.0525 S22: 0.0423 S23: -0.1032 REMARK 3 S31: 0.4335 S32: -0.2617 S33: 0.1507 REMARK 3 REMARK 3 TLS GROUP : 3 REMARK 3 NUMBER OF COMPONENTS GROUP : 1 REMARK 3 COMPONENTS C SSSEQI TO C SSSEQI REMARK 3 RESIDUE RANGE : A 87 A 104 REMARK 3 ORIGIN FOR THE GROUP (A): 10.8264 8.6959 32.5961 REMARK 3 T TENSOR REMARK 3 T11: -0.0707 T22: 0.1045 REMARK 3 T33: -0.0888 T12: -0.0310 REMARK 3 T13: 0.0288 T23: 0.0279 REMARK 3 L TENSOR REMARK 3 L11: 2.2940 L22: 2.1459 REMARK 3 L33: 7.4029 L12: -0.5051 REMARK 3 L13: 1.0658 L23: -2.0707 REMARK 3 S TENSOR REMARK 3 S11: 0.1685 S12: -0.3750 S13: 0.0707 REMARK 3 S21: -0.0290 S22: -0.1229 S23: -0.0875 REMARK 3 S31: 0.2385 S32: -0.4538 S33: -0.0456 REMARK 3 REMARK 3 TLS GROUP : 4 REMARK 3 NUMBER OF COMPONENTS GROUP : 1 REMARK 3 COMPONENTS C SSSEQI TO C SSSEQI REMARK 3 RESIDUE RANGE : A 107 A 107 REMARK 3 ORIGIN FOR THE GROUP (A): 21.4830 11.5975 14.6310 REMARK 3 T TENSOR REMARK 3 T11: 0.0116 T22: 0.0249 REMARK 3 T33: 0.0323 T12: -0.0089 REMARK 3 T13: -0.0028 T23: 0.0154 REMARK 3 L TENSOR REMARK 3 L11: 0.0890 L22: 4.1468 REMARK 3 L33: 1.2225 L12: -0.6050 REMARK 3 L13: -0.3268 L23: 2.1926 REMARK 3 S TENSOR REMARK 3 S11: -0.1502 S12: 0.0715 S13: 0.1354 REMARK 3 S21: 0.0271 S22: -0.1534 S23: -0.1824 REMARK 3 S31: 0.1432 S32: -0.2236 S33: 0.3036 REMARK 3 REMARK 3 TLS GROUP : 5 REMARK 3 NUMBER OF COMPONENTS GROUP : 1 REMARK 3 COMPONENTS C SSSEQI TO C SSSEQI REMARK 3 RESIDUE RANGE : A 108 A 108 REMARK 3 ORIGIN FOR THE GROUP (A): 22.2647 14.3015 26.3929 REMARK 3 T TENSOR REMARK 3 T11: 0.0192 T22: 0.0315 REMARK 3 T33: -0.0012 T12: -0.0141 REMARK 3 T13: -0.0149 T23: 0.0054 REMARK 3 L TENSOR REMARK 3 L11: 16.5168 L22: 2.0342 REMARK 3 L33: 13.5818 L12: -5.2046 REMARK 3 L13: -9.8010 L23: 4.8379 REMARK 3 S TENSOR REMARK 3 S11: -0.1277 S12: -0.3331 S13: 0.1226 REMARK 3 S21: -0.0623 S22: 0.0754 S23: -0.0102 REMARK 3 S31: -0.1233 S32: 0.2233 S33: 0.0522 REMARK 3 REMARK 3 TLS GROUP : 6 REMARK 3 NUMBER OF COMPONENTS GROUP : 1 REMARK 3 COMPONENTS C SSSEQI TO C SSSEQI REMARK 3 RESIDUE RANGE : B 1 B 55 REMARK 3 ORIGIN FOR THE GROUP (A): 19.5658 13.6859 -7.5864 REMARK 3 T TENSOR REMARK 3 T11: -0.0446 T22: -0.0701 REMARK 3 T33: -0.0362 T12: -0.0038 REMARK 3 T13: 0.0019 T23: -0.0091 REMARK 3 L TENSOR REMARK 3 L11: 1.9592 L22: 1.0190 REMARK 3 L33: 2.4068 L12: -0.1871 REMARK 3 L13: -0.3733 L23: -0.4477 REMARK 3 S TENSOR REMARK 3 S11: -0.0233 S12: 0.0315 S13: -0.0755 REMARK 3 S21: -0.0481 S22: 0.0097 S23: 0.0016 REMARK 3 S31: 0.0789 S32: -0.0779 S33: 0.0136 REMARK 3 REMARK 3 TLS GROUP : 7 REMARK 3 NUMBER OF COMPONENTS GROUP : 1 REMARK 3 COMPONENTS C SSSEQI TO C SSSEQI REMARK 3 RESIDUE RANGE : B 56 B 85 REMARK 3 ORIGIN FOR THE GROUP (A): 18.8246 22.4069 -6.9487 REMARK 3 T TENSOR REMARK 3 T11: -0.0346 T22: -0.0670 REMARK 3 T33: -0.0265 T12: 0.0243 REMARK 3 T13: 0.0102 T23: 0.0068 REMARK 3 L TENSOR REMARK 3 L11: 3.0521 L22: 0.9310 REMARK 3 L33: 2.1650 L12: 0.3036 REMARK 3 L13: -1.2327 L23: -0.3850 REMARK 3 S TENSOR REMARK 3 S11: 0.0802 S12: 0.0327 S13: 0.2508 REMARK 3 S21: 0.0659 S22: 0.0250 S23: 0.0035 REMARK 3 S31: -0.2328 S32: -0.1169 S33: -0.1052 REMARK 3 REMARK 3 TLS GROUP : 8 REMARK 3 NUMBER OF COMPONENTS GROUP : 1 REMARK 3 COMPONENTS C SSSEQI TO C SSSEQI REMARK 3 RESIDUE RANGE : B 86 B 103 REMARK 3 ORIGIN FOR THE GROUP (A): 11.0725 19.9256 -15.8261 REMARK 3 T TENSOR REMARK 3 T11: -0.0671 T22: 0.0493 REMARK 3 T33: -0.0362 T12: 0.0215 REMARK 3 T13: -0.0202 T23: 0.0246 REMARK 3 L TENSOR REMARK 3 L11: 0.6646 L22: 2.5734 REMARK 3 L33: 5.4371 L12: 1.2810 REMARK 3 L13: -0.8636 L23: -2.3354 REMARK 3 S TENSOR REMARK 3 S11: -0.0021 S12: 0.1759 S13: -0.0292 REMARK 3 S21: -0.1209 S22: 0.0433 S23: 0.1093 REMARK 3 S31: -0.1045 S32: -0.2240 S33: -0.0412 REMARK 3 REMARK 3 TLS GROUP : 9 REMARK 3 NUMBER OF COMPONENTS GROUP : 1 REMARK 3 COMPONENTS C SSSEQI TO C SSSEQI REMARK 3 RESIDUE RANGE : B 107 B 107 REMARK 3 ORIGIN FOR THE GROUP (A): 21.4013 13.2401 -0.1249 REMARK 3 T TENSOR REMARK 3 T11: 0.0174 T22: 0.0008 REMARK 3 T33: 0.0344 T12: -0.0049 REMARK 3 T13: 0.0130 T23: 0.0165 REMARK 3 L TENSOR REMARK 3 L11: 8.6508 L22: 7.8726 REMARK 3 L33: 0.0773 L12: -3.4384 REMARK 3 L13: 0.2430 L23: 0.5806 REMARK 3 S TENSOR REMARK 3 S11: -0.1017 S12: 0.1135 S13: -0.1283 REMARK 3 S21: 0.1129 S22: -0.0906 S23: -0.0185 REMARK 3 S31: -0.0735 S32: 0.0429 S33: 0.1924 REMARK 3 REMARK 3 TLS GROUP : 10 REMARK 3 NUMBER OF COMPONENTS GROUP : 1 REMARK 3 COMPONENTS C SSSEQI TO C SSSEQI REMARK 3 RESIDUE RANGE : B 108 B 108 REMARK 3 ORIGIN FOR THE GROUP (A): 20.3295 10.7948 -11.8632 REMARK 3 T TENSOR REMARK 3 T11: 0.0094 T22: -0.0614 REMARK 3 T33: 0.0234 T12: -0.0085 REMARK 3 T13: 0.0065 T23: -0.0231 REMARK 3 L TENSOR REMARK 3 L11: 28.9756 L22: 2.3560 REMARK 3 L33: 21.5459 L12: -7.7986 REMARK 3 L13: 19.6207 L23: -3.8236 REMARK 3 S TENSOR REMARK 3 S11: 0.1074 S12: 0.2632 S13: -0.3962 REMARK 3 S21: 0.2189 S22: -0.0099 S23: -0.0577 REMARK 3 S31: 0.0211 S32: -0.0345 S33: -0.0974 REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : MASK REMARK 3 PARAMETERS FOR MASK CALCULATION REMARK 3 VDW PROBE RADIUS : 1.40 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. THIS ENTRY CONTAINS SOME ATOMS REFINED WITH ZERO REMARK 3 OCCUPANCY FOR WHICH B-FACTORS HAVE BEEN REFINED. REMARK 4 REMARK 4 2V2K COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 06-JUN-07. REMARK 100 THE DEPOSITION ID IS D_1290032786. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 26-APR-07 REMARK 200 TEMPERATURE (KELVIN) : 110.0 REMARK 200 PH : 5.50 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : ESRF REMARK 200 BEAMLINE : ID14-1 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.931 REMARK 200 MONOCHROMATOR : DIAMONDS CRYSTALS REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC CCD REMARK 200 INTENSITY-INTEGRATION SOFTWARE : MOSFLM REMARK 200 DATA SCALING SOFTWARE : MOSFLM REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 26692 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.600 REMARK 200 RESOLUTION RANGE LOW (A) : 20.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 2.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 93.9 REMARK 200 DATA REDUNDANCY : 3.500 REMARK 200 R MERGE (I) : 0.07000 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 12.9000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.60 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.69 REMARK 200 COMPLETENESS FOR SHELL (%) : 99.9 REMARK 200 DATA REDUNDANCY IN SHELL : 3.50 REMARK 200 R MERGE FOR SHELL (I) : 0.34000 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 2.700 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 1H98 REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 46.00 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.28 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: AMMONIUM SULPHATE, MPD, SODIUM REMARK 280 ACETATE, PH 5.50 REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: C 2 2 21 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,-Y,Z+1/2 REMARK 290 3555 -X,Y,-Z+1/2 REMARK 290 4555 X,-Y,-Z REMARK 290 5555 X+1/2,Y+1/2,Z 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 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 67.69100 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 67.69100 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 27.29050 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 27.26300 REMARK 290 SMTRY3 5 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 6 -1.000000 0.000000 0.000000 27.29050 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 27.26300 REMARK 290 SMTRY3 6 0.000000 0.000000 1.000000 67.69100 REMARK 290 SMTRY1 7 -1.000000 0.000000 0.000000 27.29050 REMARK 290 SMTRY2 7 0.000000 1.000000 0.000000 27.26300 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 67.69100 REMARK 290 SMTRY1 8 1.000000 0.000000 0.000000 27.29050 REMARK 290 SMTRY2 8 0.000000 -1.000000 0.000000 27.26300 REMARK 290 SMTRY3 8 0.000000 0.000000 -1.000000 0.00000 REMARK 290 REMARK 290 REMARK: NULL REMARK 300 REMARK 300 BIOMOLECULE: 1, 2 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 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC REMARK 350 SOFTWARE USED: PQS 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 350 REMARK 350 BIOMOLECULE: 2 REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: MONOMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC REMARK 350 SOFTWARE USED: PQS REMARK 350 APPLY THE FOLLOWING TO CHAINS: 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 400 REMARK 400 COMPOUND REMARK 400 FERREDOXINS ARE IRON-SULFUR PROTEINS THAT TRANSFER REMARK 400 ELECTRONS IN A WIDE VARIETY OF METABOLIC REACTIONS. 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 GLY B 104 REMARK 465 GLU B 105 REMARK 470 REMARK 470 MISSING ATOM REMARK 470 THE FOLLOWING RESIDUES HAVE MISSING ATOMS (M=MODEL NUMBER; REMARK 470 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; REMARK 470 I=INSERTION CODE): REMARK 470 M RES CSSEQI ATOMS REMARK 470 GLU A 105 CA C O CB CG CD OE1 REMARK 470 GLU A 105 OE2 REMARK 480 REMARK 480 ZERO OCCUPANCY ATOM REMARK 480 THE FOLLOWING RESIDUES HAVE ATOMS MODELED WITH ZERO REMARK 480 OCCUPANCY. THE LOCATION AND PROPERTIES OF THESE ATOMS REMARK 480 MAY NOT BE RELIABLE. (M=MODEL NUMBER; RES=RESIDUE NAME; REMARK 480 C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE): REMARK 480 M RES C SSEQI ATOMS REMARK 480 GLU A 18 CD OE1 OE2 REMARK 480 GLU A 77 CD OE1 OE2 REMARK 480 ASP A 91 CG OD1 OD2 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 ASP A 41 C CSS A 42 N 0.163 REMARK 500 CSS A 42 C GLY A 43 N 0.235 REMARK 500 GLU A 77 CG GLU A 77 CD 0.093 REMARK 500 ASP B 41 C CSS B 42 N 0.170 REMARK 500 CSS B 42 C GLY B 43 N 0.162 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 ASP B 91 43.53 -93.07 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 108 FE3 REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS A 8 SG REMARK 620 2 F3S A 108 S1 105.9 REMARK 620 3 F3S A 108 S3 117.2 104.2 REMARK 620 4 F3S A 108 S4 107.5 116.1 106.2 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 F3S A 108 FE1 REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS A 16 SG REMARK 620 2 F3S A 108 S1 110.0 REMARK 620 3 F3S A 108 S2 109.4 114.7 REMARK 620 4 F3S A 108 S3 120.1 98.3 104.2 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 F3S A 107 FE4 REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS A 20 SG REMARK 620 2 F3S A 107 S2 114.5 REMARK 620 3 F3S A 107 S3 109.0 104.5 REMARK 620 4 F3S A 107 S4 111.6 111.7 104.8 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 F3S A 107 FE1 REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS A 39 SG REMARK 620 2 F3S A 107 S1 103.8 REMARK 620 3 F3S A 107 S2 113.0 109.2 REMARK 620 4 F3S A 107 S3 120.2 103.2 106.6 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 F3S A 107 FE3 REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS A 45 SG REMARK 620 2 F3S A 107 S1 112.8 REMARK 620 3 F3S A 107 S3 115.6 102.1 REMARK 620 4 F3S A 107 S4 110.0 109.6 106.3 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 F3S A 108 FE4 REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS A 49 SG REMARK 620 2 F3S A 108 S2 112.6 REMARK 620 3 F3S A 108 S3 112.5 103.3 REMARK 620 4 F3S A 108 S4 111.8 117.6 97.8 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 F3S B 108 FE3 REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS B 8 SG REMARK 620 2 F3S B 108 S1 105.5 REMARK 620 3 F3S B 108 S3 116.1 104.8 REMARK 620 4 F3S B 108 S4 107.1 116.3 107.3 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 F3S B 108 FE1 REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS B 16 SG REMARK 620 2 F3S B 108 S1 108.5 REMARK 620 3 F3S B 108 S2 109.3 115.5 REMARK 620 4 F3S B 108 S3 119.2 100.9 103.7 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 F3S B 107 FE3 REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS B 20 SG REMARK 620 2 F3S B 107 S1 115.1 REMARK 620 3 F3S B 107 S3 108.3 103.7 REMARK 620 4 F3S B 107 S4 113.2 110.4 105.2 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 F3S B 107 FE1 REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS B 39 SG REMARK 620 2 F3S B 107 S1 114.1 REMARK 620 3 F3S B 107 S2 105.4 108.4 REMARK 620 4 F3S B 107 S3 120.6 104.3 103.0 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 F3S B 107 FE4 REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS B 45 SG REMARK 620 2 F3S B 107 S2 112.5 REMARK 620 3 F3S B 107 S3 118.4 102.6 REMARK 620 4 F3S B 107 S4 110.0 106.3 106.1 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 F3S B 108 FE4 REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS B 49 SG REMARK 620 2 F3S B 108 S2 110.9 REMARK 620 3 F3S B 108 S3 110.8 105.1 REMARK 620 4 F3S B 108 S4 111.5 117.0 100.9 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 F3S A 107 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE F3S A 108 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE F3S B 107 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE F3S B 108 DBREF 2V2K A 1 105 UNP P00215 FER_MYCSM 1 105 DBREF 2V2K B 1 105 UNP P00215 FER_MYCSM 1 105 SEQRES 1 A 105 THR TYR VAL ILE ALA GLU PRO CYS VAL ASP VAL LYS ASP SEQRES 2 A 105 LYS ALA CYS ILE GLU GLU CYS PRO VAL ASP CYS ILE TYR SEQRES 3 A 105 GLU GLY ALA ARG MET LEU TYR ILE HIS PRO ASP GLU CYS SEQRES 4 A 105 VAL ASP CSS GLY ALA CYS GLU PRO VAL CYS PRO VAL GLU SEQRES 5 A 105 ALA ILE TYR TYR GLU ASP ASP VAL PRO ASP GLN TRP SER SEQRES 6 A 105 SER TYR ALA GLN ALA ASN ALA ASP PHE PHE ALA GLU LEU SEQRES 7 A 105 GLY SER PRO GLY GLY ALA SER LYS VAL GLY GLN THR ASP SEQRES 8 A 105 ASN ASP PRO GLN ALA ILE LYS ASP LEU PRO PRO GLN GLY SEQRES 9 A 105 GLU SEQRES 1 B 105 THR TYR VAL ILE ALA GLU PRO CYS VAL ASP VAL LYS ASP SEQRES 2 B 105 LYS ALA CYS ILE GLU GLU CYS PRO VAL ASP CYS ILE TYR SEQRES 3 B 105 GLU GLY ALA ARG MET LEU TYR ILE HIS PRO ASP GLU CYS SEQRES 4 B 105 VAL ASP CSS GLY ALA CYS GLU PRO VAL CYS PRO VAL GLU SEQRES 5 B 105 ALA ILE TYR TYR GLU ASP ASP VAL PRO ASP GLN TRP SER SEQRES 6 B 105 SER TYR ALA GLN ALA ASN ALA ASP PHE PHE ALA GLU LEU SEQRES 7 B 105 GLY SER PRO GLY GLY ALA SER LYS VAL GLY GLN THR ASP SEQRES 8 B 105 ASN ASP PRO GLN ALA ILE LYS ASP LEU PRO PRO GLN GLY SEQRES 9 B 105 GLU MODRES 2V2K CSS A 42 CYS S-MERCAPTOCYSTEINE MODRES 2V2K CSS B 42 CYS S-MERCAPTOCYSTEINE HET CSS A 42 7 HET CSS B 42 7 HET F3S A 107 7 HET F3S A 108 7 HET F3S B 107 7 HET F3S B 108 7 HET ACT B1104 4 HETNAM CSS S-MERCAPTOCYSTEINE HETNAM F3S FE3-S4 CLUSTER HETNAM ACT ACETATE ION FORMUL 1 CSS 2(C3 H7 N O2 S2) FORMUL 3 F3S 4(FE3 S4) FORMUL 7 ACT C2 H3 O2 1- FORMUL 8 HOH *118(H2 O) HELIX 1 1 GLU A 6 VAL A 9 5 4 HELIX 2 2 LYS A 14 CYS A 20 1 7 HELIX 3 3 CYS A 45 CYS A 49 5 5 HELIX 4 4 ASP A 58 VAL A 60 5 3 HELIX 5 5 PRO A 61 SER A 65 5 5 HELIX 6 6 SER A 66 PHE A 74 1 9 HELIX 7 7 GLY A 83 GLY A 88 1 6 HELIX 8 8 PRO A 94 ASP A 99 1 6 HELIX 9 9 GLU B 6 VAL B 9 5 4 HELIX 10 10 ALA B 15 GLU B 19 5 5 HELIX 11 11 CYS B 45 CYS B 49 5 5 HELIX 12 12 ASP B 58 VAL B 60 5 3 HELIX 13 13 PRO B 61 SER B 65 5 5 HELIX 14 14 SER B 66 PHE B 74 1 9 HELIX 15 15 PRO B 94 ASP B 99 1 6 SHEET 1 AA 2 TYR A 2 ILE A 4 0 SHEET 2 AA 2 ILE A 54 TYR A 56 -1 O TYR A 55 N VAL A 3 SHEET 1 AB 2 ILE A 25 GLU A 27 0 SHEET 2 AB 2 LEU A 32 ILE A 34 -1 O TYR A 33 N TYR A 26 SHEET 1 BA 2 TYR B 2 ILE B 4 0 SHEET 2 BA 2 ILE B 54 TYR B 56 -1 O TYR B 55 N VAL B 3 SHEET 1 BB 2 ILE B 25 GLU B 27 0 SHEET 2 BB 2 LEU B 32 ILE B 34 -1 O TYR B 33 N TYR B 26 LINK C ASP A 41 N CSS A 42 1555 1555 1.50 LINK C CSS A 42 N GLY A 43 1555 1555 1.57 LINK C ASP B 41 N CSS B 42 1555 1555 1.51 LINK C CSS B 42 N GLY B 43 1555 1555 1.50 LINK SG CYS A 8 FE3 F3S A 108 1555 1555 2.44 LINK SG CYS A 16 FE1 F3S A 108 1555 1555 2.41 LINK SG CYS A 20 FE4 F3S A 107 1555 1555 2.35 LINK SG CYS A 39 FE1 F3S A 107 1555 1555 2.28 LINK SG CYS A 45 FE3 F3S A 107 1555 1555 2.32 LINK SG CYS A 49 FE4 F3S A 108 1555 1555 2.36 LINK SG CYS B 8 FE3 F3S B 108 1555 1555 2.38 LINK SG CYS B 16 FE1 F3S B 108 1555 1555 2.42 LINK SG CYS B 20 FE3 F3S B 107 1555 1555 2.38 LINK SG CYS B 39 FE1 F3S B 107 1555 1555 2.23 LINK SG CYS B 45 FE4 F3S B 107 1555 1555 2.32 LINK SG CYS B 49 FE4 F3S B 108 1555 1555 2.39 SITE 1 AC1 9 TYR A 2 CYS A 20 CYS A 24 CYS A 39 SITE 2 AC1 9 VAL A 40 CSS A 42 GLY A 43 ALA A 44 SITE 3 AC1 9 CYS A 45 SITE 1 AC2 8 ILE A 4 CYS A 8 LYS A 12 ASP A 13 SITE 2 AC2 8 LYS A 14 ALA A 15 CYS A 16 CYS A 49 SITE 1 AC3 9 TYR B 2 CYS B 20 CYS B 24 CYS B 39 SITE 2 AC3 9 VAL B 40 CSS B 42 GLY B 43 ALA B 44 SITE 3 AC3 9 CYS B 45 SITE 1 AC4 8 CYS B 8 LYS B 12 ASP B 13 LYS B 14 SITE 2 AC4 8 ALA B 15 CYS B 16 LEU B 32 CYS B 49 CRYST1 54.581 54.526 135.382 90.00 90.00 90.00 C 2 2 21 16 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 0.018321 0.000000 0.000000 0.00000 SCALE2 0.000000 0.018340 0.000000 0.00000 SCALE3 0.000000 0.000000 0.007387 0.00000