HEADER BIOSYNTHETIC PROTEIN 20-AUG-07 2Z7E TITLE CRYSTAL STRUCTURE OF AQUIFEX AEOLICUS ISCU WITH BOUND [2FE-2S] CLUSTER COMPND MOL_ID: 1; COMPND 2 MOLECULE: NIFU-LIKE PROTEIN; COMPND 3 CHAIN: A, B, C; COMPND 4 SYNONYM: ISCU PROTEIN; COMPND 5 ENGINEERED: YES; COMPND 6 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: AQUIFEX AEOLICUS; SOURCE 3 ORGANISM_TAXID: 63363; SOURCE 4 STRAIN: VF5; SOURCE 5 GENE: AQ_896; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: C41(DE3); SOURCE 9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 10 EXPRESSION_SYSTEM_PLASMID: PET21A(+) KEYWDS IRON-SULFUR CLUSTER, IRON, BIOSYNTHESIS, [2FE-2S], ISC, ISCU, NIFU, KEYWDS 2 ASYMMETRIC TRIMER, THREE CONSERVED CYS, BIOSYNTHETIC PROTEIN EXPDTA X-RAY DIFFRACTION AUTHOR Y.SHIMOMURA,K.WADA,Y.TAKAHASHI,K.FUKUYAMA REVDAT 5 30-OCT-24 2Z7E 1 REMARK REVDAT 4 10-NOV-21 2Z7E 1 REMARK SEQADV REVDAT 3 24-FEB-09 2Z7E 1 VERSN REVDAT 2 07-OCT-08 2Z7E 1 JRNL REVDAT 1 19-AUG-08 2Z7E 0 JRNL AUTH Y.SHIMOMURA,K.WADA,K.FUKUYAMA,Y.TAKAHASHI JRNL TITL THE ASYMMETRIC TRIMERIC ARCHITECTURE OF [2FE-2S] ISCU: JRNL TITL 2 IMPLICATIONS FOR ITS SCAFFOLDING DURING IRON-SULFUR CLUSTER JRNL TITL 3 BIOSYNTHESIS JRNL REF J.MOL.BIOL. V. 383 133 2008 JRNL REFN ISSN 0022-2836 JRNL PMID 18723024 JRNL DOI 10.1016/J.JMB.2008.08.015 REMARK 2 REMARK 2 RESOLUTION. 2.30 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS 1.1 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 : NULL REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.30 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 47.25 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : 1635058.450 REMARK 3 DATA CUTOFF LOW (ABS(F)) : 0.0000 REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 96.5 REMARK 3 NUMBER OF REFLECTIONS : 24440 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) : 0.225 REMARK 3 FREE R VALUE : 0.252 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.000 REMARK 3 FREE R VALUE TEST SET COUNT : 1226 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : 0.007 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 6 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 2.30 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.44 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 81.30 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 3189 REMARK 3 BIN R VALUE (WORKING SET) : 0.2770 REMARK 3 BIN FREE R VALUE : 0.2970 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 5.40 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 181 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.022 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 3087 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 24 REMARK 3 SOLVENT ATOMS : 162 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 28.00 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 49.90 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -5.37000 REMARK 3 B22 (A**2) : -12.50000 REMARK 3 B33 (A**2) : 17.86000 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 COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : 0.31 REMARK 3 ESD FROM SIGMAA (A) : 0.27 REMARK 3 LOW RESOLUTION CUTOFF (A) : 5.00 REMARK 3 REMARK 3 CROSS-VALIDATED ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM C-V LUZZATI PLOT (A) : 0.35 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.34 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.007 REMARK 3 BOND ANGLES (DEGREES) : 1.300 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 22.60 REMARK 3 IMPROPER ANGLES (DEGREES) : 0.840 REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : RESTRAINED REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. RMS SIGMA REMARK 3 MAIN-CHAIN BOND (A**2) : 1.430 ; 1.500 REMARK 3 MAIN-CHAIN ANGLE (A**2) : 2.460 ; 2.000 REMARK 3 SIDE-CHAIN BOND (A**2) : 2.050 ; 2.000 REMARK 3 SIDE-CHAIN ANGLE (A**2) : 3.010 ; 2.500 REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED : FLAT MODEL REMARK 3 KSOL : 0.39 REMARK 3 BSOL : 74.56 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 : FES_XPLOR_PARAM.TXT REMARK 3 PARAMETER FILE 4 : SO4_XPLOR_PARAM.TXT REMARK 3 PARAMETER FILE 5 : NULL REMARK 3 TOPOLOGY FILE 1 : PROTEIN.TOP REMARK 3 TOPOLOGY FILE 2 : WATER_REP.TOP REMARK 3 TOPOLOGY FILE 3 : FES_XPLOR_TOP.TXT REMARK 3 TOPOLOGY FILE 4 : SO4_XPLOR_TOP.TXT REMARK 3 TOPOLOGY FILE 5 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 2Z7E COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 21-AUG-07. REMARK 100 THE DEPOSITION ID IS D_1000027614. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 26-MAR-06 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : NULL REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : SPRING-8 REMARK 200 BEAMLINE : BL41XU REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.7407, 1.7423, 1.6947, 1.5000 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 315 REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-2000 REMARK 200 DATA SCALING SOFTWARE : HKL-2000 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 24440 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.300 REMARK 200 RESOLUTION RANGE LOW (A) : 47.250 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 96.5 REMARK 200 DATA REDUNDANCY : NULL REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : NULL REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : NULL REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : NULL REMARK 200 COMPLETENESS FOR SHELL (%) : NULL REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : NULL REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: MAD REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MAD REMARK 200 SOFTWARE USED: CNS REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 53.24 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.63 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 1.6M AMMONIUM SULFATE, 0.5M LITHIUM REMARK 280 CHLORIDE, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 293K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 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+1/2,Y+1/2,-Z 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 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 36.45150 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 61.06800 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 36.45150 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 61.06800 REMARK 290 SMTRY3 4 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 300 REMARK: THE BIOLOGICAL ASSEMBLY IS A TRIMER WHICH CONSISTS OF THE REMARK 300 THREE PROTOMERS IN THE 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: TRIMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: TRIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 4800 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 17750 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -104.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B, 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 350 REMARK 350 BIOMOLECULE: 2 REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: HEXAMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 13550 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 31560 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -252.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B, 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 350 BIOMT1 2 -1.000000 0.000000 0.000000 72.90300 REMARK 350 BIOMT2 2 0.000000 -1.000000 0.000000 122.13600 REMARK 350 BIOMT3 2 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 S SO4 A 160 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 GLU A 140 REMARK 465 GLU A 141 REMARK 465 GLU A 142 REMARK 465 GLU A 143 REMARK 465 GLU A 144 REMARK 465 GLN A 145 REMARK 465 GLU A 146 REMARK 465 GLU A 147 REMARK 465 SER A 148 REMARK 465 LYS A 149 REMARK 465 GLU A 150 REMARK 465 PHE A 151 REMARK 465 GLU A 152 REMARK 465 PHE A 153 REMARK 465 LEU A 154 REMARK 465 SER A 155 REMARK 465 GLY A 156 REMARK 465 THR A 157 REMARK 465 MET B 1 REMARK 465 SER B 2 REMARK 465 GLU B 143 REMARK 465 GLU B 144 REMARK 465 GLN B 145 REMARK 465 GLU B 146 REMARK 465 GLU B 147 REMARK 465 SER B 148 REMARK 465 LYS B 149 REMARK 465 GLU B 150 REMARK 465 PHE B 151 REMARK 465 GLU B 152 REMARK 465 PHE B 153 REMARK 465 LEU B 154 REMARK 465 SER B 155 REMARK 465 GLY B 156 REMARK 465 THR B 157 REMARK 465 MET C 1 REMARK 465 TYR C 139 REMARK 465 GLU C 140 REMARK 465 GLU C 141 REMARK 465 GLU C 142 REMARK 465 GLU C 143 REMARK 465 GLU C 144 REMARK 465 GLN C 145 REMARK 465 GLU C 146 REMARK 465 GLU C 147 REMARK 465 SER C 148 REMARK 465 LYS C 149 REMARK 465 GLU C 150 REMARK 465 PHE C 151 REMARK 465 GLU C 152 REMARK 465 PHE C 153 REMARK 465 LEU C 154 REMARK 465 SER C 155 REMARK 465 GLY C 156 REMARK 465 THR C 157 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 SER A 2 OG REMARK 470 GLU A 4 CG CD OE1 OE2 REMARK 470 LYS A 91 CG CD CE NZ REMARK 470 GLN A 103 CG CD OE1 NE2 REMARK 470 GLU A 130 CG CD OE1 OE2 REMARK 470 LYS A 134 CG CD CE NZ REMARK 470 ASP A 137 CG OD1 OD2 REMARK 470 TYR A 139 CG CD1 CD2 CE1 CE2 CZ OH REMARK 470 LYS B 8 CG CD CE NZ REMARK 470 VAL B 9 CG1 CG2 REMARK 470 GLU B 54 CG CD OE1 OE2 REMARK 470 TYR B 139 CG CD1 CD2 CE1 CE2 CZ OH REMARK 470 GLU B 140 CG CD OE1 OE2 REMARK 470 GLU B 141 CG CD OE1 OE2 REMARK 470 GLU B 142 CG CD OE1 OE2 REMARK 470 SER C 2 OG REMARK 470 ARG C 17 CG CD NE CZ NH1 NH2 REMARK 470 ASP C 24 CG OD1 OD2 REMARK 470 GLN C 30 CG CD OE1 NE2 REMARK 470 ASN C 33 CG OD1 ND2 REMARK 470 LYS C 45 CG CD CE NZ REMARK 470 GLU C 54 CG CD OE1 OE2 REMARK 470 PHE C 61 CG CD1 CD2 CE1 CE2 CZ REMARK 470 LYS C 91 CG CD CE NZ REMARK 470 ILE C 105 CG1 CG2 CD1 REMARK 470 HIS C 106 CG ND1 CD2 CE1 NE2 REMARK 470 THR C 108 OG1 CG2 REMARK 470 ASN C 109 CG OD1 ND2 REMARK 470 LEU C 110 CG CD1 CD2 REMARK 470 GLU C 113 CG CD OE1 OE2 REMARK 470 LYS C 134 CG CD CE NZ 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 SG CYS C 36 SG CYS C 36 2665 2.10 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 CYS A 63 107.17 -18.00 REMARK 500 LEU A 110 21.12 -149.79 REMARK 500 TYR B 5 90.01 -62.96 REMARK 500 ASN B 50 14.92 -144.70 REMARK 500 PRO B 102 -7.46 -58.96 REMARK 500 LYS B 104 32.45 -85.84 REMARK 500 CYS B 138 104.95 -51.16 REMARK 500 GLU B 140 -142.23 -66.19 REMARK 500 GLU B 141 -21.54 89.12 REMARK 500 ASN C 50 -1.12 -150.72 REMARK 500 LYS C 104 -75.40 -93.88 REMARK 500 ASN C 109 103.87 51.37 REMARK 500 LEU C 110 -108.27 -59.87 REMARK 500 GLN C 126 -138.73 -81.43 REMARK 500 PRO C 136 -171.82 -52.79 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 FES B 158 FE1 REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS B 36 SG REMARK 620 2 FES B 158 S1 116.3 REMARK 620 3 FES B 158 S2 127.4 90.9 REMARK 620 4 HIS B 106 NE2 113.1 111.5 94.4 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 FES B 158 FE2 REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS B 63 SG REMARK 620 2 FES B 158 S1 115.6 REMARK 620 3 FES B 158 S2 115.4 91.6 REMARK 620 4 CYS B 107 SG 109.2 116.9 107.1 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 SO4 A 158 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 A 159 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 A 160 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 C 158 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE FES B 158 DBREF 2Z7E A 1 157 UNP O67045 NIFU_AQUAE 1 157 DBREF 2Z7E B 1 157 UNP O67045 NIFU_AQUAE 1 157 DBREF 2Z7E C 1 157 UNP O67045 NIFU_AQUAE 1 157 SEQADV 2Z7E ALA A 38 UNP O67045 ASP 38 ENGINEERED MUTATION SEQADV 2Z7E ALA B 38 UNP O67045 ASP 38 ENGINEERED MUTATION SEQADV 2Z7E ALA C 38 UNP O67045 ASP 38 ENGINEERED MUTATION SEQRES 1 A 157 MET SER PHE GLU TYR ASN GLU LYS VAL LEU ASP HIS PHE SEQRES 2 A 157 LEU ASN PRO ARG ASN VAL GLY VAL LEU GLU ASP ALA ASN SEQRES 3 A 157 GLY VAL GLY GLN CYS GLY ASN PRO ALA CYS GLY ALA ALA SEQRES 4 A 157 MET LEU PHE THR ILE LYS VAL ASN PRO GLU ASN ASP VAL SEQRES 5 A 157 ILE GLU ASP VAL ARG PHE LYS THR PHE GLY CYS GLY SER SEQRES 6 A 157 ALA ILE ALA VAL SER SER MET LEU THR GLU MET VAL LYS SEQRES 7 A 157 GLY LYS PRO ILE GLN TYR ALA LEU ASN LEU THR TYR LYS SEQRES 8 A 157 ASP ILE PHE GLU GLU LEU GLY GLY LEU PRO PRO GLN LYS SEQRES 9 A 157 ILE HIS CYS THR ASN LEU GLY LEU GLU THR LEU HIS VAL SEQRES 10 A 157 ALA ILE LYS ASP TYR LEU MET LYS GLN GLY ARG VAL GLU SEQRES 11 A 157 GLU ALA SER LYS ILE PRO ASP CYS TYR GLU GLU GLU GLU SEQRES 12 A 157 GLU GLN GLU GLU SER LYS GLU PHE GLU PHE LEU SER GLY SEQRES 13 A 157 THR SEQRES 1 B 157 MET SER PHE GLU TYR ASN GLU LYS VAL LEU ASP HIS PHE SEQRES 2 B 157 LEU ASN PRO ARG ASN VAL GLY VAL LEU GLU ASP ALA ASN SEQRES 3 B 157 GLY VAL GLY GLN CYS GLY ASN PRO ALA CYS GLY ALA ALA SEQRES 4 B 157 MET LEU PHE THR ILE LYS VAL ASN PRO GLU ASN ASP VAL SEQRES 5 B 157 ILE GLU ASP VAL ARG PHE LYS THR PHE GLY CYS GLY SER SEQRES 6 B 157 ALA ILE ALA VAL SER SER MET LEU THR GLU MET VAL LYS SEQRES 7 B 157 GLY LYS PRO ILE GLN TYR ALA LEU ASN LEU THR TYR LYS SEQRES 8 B 157 ASP ILE PHE GLU GLU LEU GLY GLY LEU PRO PRO GLN LYS SEQRES 9 B 157 ILE HIS CYS THR ASN LEU GLY LEU GLU THR LEU HIS VAL SEQRES 10 B 157 ALA ILE LYS ASP TYR LEU MET LYS GLN GLY ARG VAL GLU SEQRES 11 B 157 GLU ALA SER LYS ILE PRO ASP CYS TYR GLU GLU GLU GLU SEQRES 12 B 157 GLU GLN GLU GLU SER LYS GLU PHE GLU PHE LEU SER GLY SEQRES 13 B 157 THR SEQRES 1 C 157 MET SER PHE GLU TYR ASN GLU LYS VAL LEU ASP HIS PHE SEQRES 2 C 157 LEU ASN PRO ARG ASN VAL GLY VAL LEU GLU ASP ALA ASN SEQRES 3 C 157 GLY VAL GLY GLN CYS GLY ASN PRO ALA CYS GLY ALA ALA SEQRES 4 C 157 MET LEU PHE THR ILE LYS VAL ASN PRO GLU ASN ASP VAL SEQRES 5 C 157 ILE GLU ASP VAL ARG PHE LYS THR PHE GLY CYS GLY SER SEQRES 6 C 157 ALA ILE ALA VAL SER SER MET LEU THR GLU MET VAL LYS SEQRES 7 C 157 GLY LYS PRO ILE GLN TYR ALA LEU ASN LEU THR TYR LYS SEQRES 8 C 157 ASP ILE PHE GLU GLU LEU GLY GLY LEU PRO PRO GLN LYS SEQRES 9 C 157 ILE HIS CYS THR ASN LEU GLY LEU GLU THR LEU HIS VAL SEQRES 10 C 157 ALA ILE LYS ASP TYR LEU MET LYS GLN GLY ARG VAL GLU SEQRES 11 C 157 GLU ALA SER LYS ILE PRO ASP CYS TYR GLU GLU GLU GLU SEQRES 12 C 157 GLU GLN GLU GLU SER LYS GLU PHE GLU PHE LEU SER GLY SEQRES 13 C 157 THR HET SO4 A 158 5 HET SO4 A 159 5 HET SO4 A 160 5 HET FES B 158 4 HET SO4 C 158 5 HETNAM SO4 SULFATE ION HETNAM FES FE2/S2 (INORGANIC) CLUSTER FORMUL 4 SO4 4(O4 S 2-) FORMUL 7 FES FE2 S2 FORMUL 9 HOH *162(H2 O) HELIX 1 1 PHE A 3 ASN A 15 1 13 HELIX 2 2 SER A 65 LYS A 78 1 14 HELIX 3 3 PRO A 81 LEU A 88 1 8 HELIX 4 4 THR A 89 GLY A 98 1 10 HELIX 5 5 LEU A 110 LYS A 125 1 16 HELIX 6 6 ARG A 128 ILE A 135 1 8 HELIX 7 7 ASN B 6 ASN B 15 1 10 HELIX 8 8 CYS B 63 LYS B 78 1 16 HELIX 9 9 PRO B 81 LEU B 88 1 8 HELIX 10 10 THR B 89 LEU B 97 1 9 HELIX 11 11 PRO B 101 GLN B 103 5 3 HELIX 12 12 LYS B 104 GLN B 126 1 23 HELIX 13 13 ARG B 128 LYS B 134 1 7 HELIX 14 14 ASN C 6 ASN C 15 1 10 HELIX 15 15 ASN C 33 GLY C 37 5 5 HELIX 16 16 GLY C 64 LYS C 78 1 15 HELIX 17 17 PRO C 81 ASN C 87 1 7 HELIX 18 18 THR C 89 GLY C 98 1 10 HELIX 19 19 GLY C 111 GLN C 126 1 16 HELIX 20 20 ARG C 128 LYS C 134 1 7 SHEET 1 A 3 GLY A 27 ASN A 33 0 SHEET 2 A 3 ALA A 38 VAL A 46 -1 O ALA A 38 N ASN A 33 SHEET 3 A 3 ILE A 53 PHE A 61 -1 O ARG A 57 N THR A 43 SHEET 1 B 3 GLY B 27 ASN B 33 0 SHEET 2 B 3 ALA B 38 VAL B 46 -1 O PHE B 42 N GLY B 29 SHEET 3 B 3 ILE B 53 THR B 60 -1 O ARG B 57 N THR B 43 SHEET 1 C 3 GLY C 27 CYS C 31 0 SHEET 2 C 3 ALA C 39 VAL C 46 -1 O PHE C 42 N GLY C 29 SHEET 3 C 3 ILE C 53 PHE C 61 -1 O PHE C 61 N ALA C 39 SSBOND 1 CYS A 31 CYS A 138 1555 1555 2.04 SSBOND 2 CYS A 36 CYS A 107 1555 1555 2.04 SSBOND 3 CYS B 31 CYS B 138 1555 1555 2.03 SSBOND 4 CYS C 31 CYS C 138 1555 1555 2.04 SSBOND 5 CYS C 63 CYS C 107 1555 1555 2.03 LINK SG CYS B 36 FE1 FES B 158 1555 1555 2.23 LINK SG CYS B 63 FE2 FES B 158 1555 1555 2.34 LINK NE2 HIS B 106 FE1 FES B 158 1555 1555 2.33 LINK SG CYS B 107 FE2 FES B 158 1555 1555 2.28 SITE 1 AC1 6 ILE A 105 HIS A 106 CYS A 107 HOH A 208 SITE 2 AC1 6 HOH A 225 HOH C 179 SITE 1 AC2 8 VAL A 21 LEU A 22 GLU A 23 ARG A 57 SITE 2 AC2 8 HOH A 205 HOH A 211 HOH B 198 HOH B 207 SITE 1 AC3 4 ASN A 18 HOH A 166 HOH A 190 HOH A 191 SITE 1 AC4 6 SER B 65 LYS B 104 TYR C 5 ASN C 6 SITE 2 AC4 6 GLY C 99 LEU C 100 SITE 1 AC5 4 CYS B 36 CYS B 63 HIS B 106 CYS B 107 CRYST1 72.903 122.136 62.051 90.00 90.00 90.00 P 21 21 2 12 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 0.013717 0.000000 0.000000 0.00000 SCALE2 0.000000 0.008188 0.000000 0.00000 SCALE3 0.000000 0.000000 0.016116 0.00000