HEADER METAL TRANSPORT 28-OCT-03 1R94 TITLE CRYSTAL STRUCTURE OF ISCA (MERCURY DERIVATIVE) COMPND MOL_ID: 1; COMPND 2 MOLECULE: PROTEIN YFHF; COMPND 3 CHAIN: A, B; COMPND 4 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: ESCHERICHIA COLI; SOURCE 3 ORGANISM_TAXID: 562; SOURCE 4 GENE: YFHF, B2528, C3053, Z3795, ECS3394, SF2575, S2747; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 562 KEYWDS TETRAMERIC, BETA BARREL, IRON-SULFUR CLUSTER PROTEIN, PSEUDO- KEYWDS 2 SYMMETRIC MOTIFS, METAL TRANSPORT EXPDTA X-RAY DIFFRACTION AUTHOR P.W.BILDER,H.DING,M.E.NEWCOMER REVDAT 5 14-FEB-24 1R94 1 REMARK SEQADV LINK REVDAT 4 11-OCT-17 1R94 1 REMARK REVDAT 3 24-FEB-09 1R94 1 VERSN REVDAT 2 30-MAR-04 1R94 1 JRNL REVDAT 1 23-DEC-03 1R94 0 JRNL AUTH P.W.BILDER,H.DING,M.E.NEWCOMER JRNL TITL CRYSTAL STRUCTURE OF THE ANCIENT, FE-S SCAFFOLD ISCA REVEALS JRNL TITL 2 A NOVEL PROTEIN FOLD. JRNL REF BIOCHEMISTRY V. 43 133 2004 JRNL REFN ISSN 0006-2960 JRNL PMID 14705938 REMARK 2 REMARK 2 RESOLUTION. 2.30 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.1.24 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) : 2.30 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 27.22 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 95.2 REMARK 3 NUMBER OF REFLECTIONS : 11110 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) : 0.231 REMARK 3 R VALUE (WORKING SET) : 0.229 REMARK 3 FREE R VALUE : 0.263 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.000 REMARK 3 FREE R VALUE TEST SET COUNT : 580 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) : 2.30 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.36 REMARK 3 REFLECTION IN BIN (WORKING SET) : 696 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : NULL REMARK 3 BIN R VALUE (WORKING SET) : 0.3040 REMARK 3 BIN FREE R VALUE SET COUNT : 32 REMARK 3 BIN FREE R VALUE : 0.3910 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1470 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 2 REMARK 3 SOLVENT ATOMS : 85 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 44.20 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 43.78 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -0.11000 REMARK 3 B22 (A**2) : -0.11000 REMARK 3 B33 (A**2) : 0.17000 REMARK 3 B12 (A**2) : -0.06000 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): 0.308 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.234 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.172 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 7.381 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.925 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.908 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 1492 ; 0.014 ; 0.022 REMARK 3 BOND LENGTHS OTHERS (A): NULL ; NULL ; NULL REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 2010 ; 1.514 ; 1.968 REMARK 3 BOND ANGLES OTHERS (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 192 ; 7.515 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): NULL ; NULL ; NULL REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 228 ; 0.091 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 1128 ; 0.006 ; 0.020 REMARK 3 GENERAL PLANES OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS REFINED ATOMS (A): 556 ; 0.219 ; 0.200 REMARK 3 NON-BONDED CONTACTS OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION OTHERS (A): NULL ; NULL ; NULL REMARK 3 H-BOND (X...Y) REFINED ATOMS (A): 82 ; 0.198 ; 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): 79 ; 0.180 ; 0.200 REMARK 3 SYMMETRY VDW OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY H-BOND REFINED ATOMS (A): 14 ; 0.249 ; 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): 952 ; 0.919 ; 1.500 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 1524 ; 1.756 ; 2.000 REMARK 3 MAIN-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): 540 ; 2.306 ; 3.000 REMARK 3 SIDE-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): 486 ; 4.010 ; 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 : 1 REMARK 3 REMARK 3 NCS GROUP NUMBER : 1 REMARK 3 CHAIN NAMES : A REMARK 3 NUMBER OF COMPONENTS NCS GROUP : 1 REMARK 3 COMPONENT C SSSEQI TO C SSSEQI CODE REMARK 3 1 A 1 A 97 1 REMARK 3 1 B 1 B 97 1 REMARK 3 GROUP CHAIN COUNT RMS WEIGHT REMARK 3 TIGHT POSITIONAL 1 A (A): 736 ; 0.02 ; 0.05 REMARK 3 TIGHT THERMAL 1 A (A**2): 736 ; 0.06 ; 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 : BABINET MODEL WITH 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: NULL REMARK 4 REMARK 4 1R94 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 03-NOV-03. REMARK 100 THE DEPOSITION ID IS D_1000020590. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : NULL REMARK 200 TEMPERATURE (KELVIN) : 100.0 REMARK 200 PH : 8.00 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : N REMARK 200 RADIATION SOURCE : ROTATING ANODE REMARK 200 BEAMLINE : NULL REMARK 200 X-RAY GENERATOR MODEL : ENRAF-NONIUS FR591 REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.5418 REMARK 200 MONOCHROMATOR : OSMIC MIRRORS REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : MARRESEARCH REMARK 200 INTENSITY-INTEGRATION SOFTWARE : MAR REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 12243 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.300 REMARK 200 RESOLUTION RANGE LOW (A) : 500.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : -3.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.4 REMARK 200 DATA REDUNDANCY : 5.600 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : 0.06300 REMARK 200 FOR THE DATA SET : 38.0000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.30 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.40 REMARK 200 COMPLETENESS FOR SHELL (%) : 99.1 REMARK 200 DATA REDUNDANCY IN SHELL : 5.30 REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : 0.45700 REMARK 200 FOR SHELL : 5.500 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: SIR 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 (%): 55.27 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.75 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: DIBASIC AMMONIUM PHOSPHATE, IMIDAZOLE, REMARK 280 PH 8.0, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 298K, PH 8.00 REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 62 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -Y,X-Y,Z+2/3 REMARK 290 3555 -X+Y,-X,Z+1/3 REMARK 290 4555 -X,-Y,Z REMARK 290 5555 Y,-X+Y,Z+2/3 REMARK 290 6555 X-Y,X,Z+1/3 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 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 2 0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 106.55667 REMARK 290 SMTRY1 3 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 3 -0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 53.27833 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 0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 5 -0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 5 0.000000 0.000000 1.000000 106.55667 REMARK 290 SMTRY1 6 0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 6 0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 6 0.000000 0.000000 1.000000 53.27833 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 COMPRISES TWO POSSIBLE TETRAMERS (A, REMARK 300 B). TETRAMER A IS GENERATED FROM EITHER MONOMER IN ASYMMETRIC UNIT REMARK 300 USING THE FOLLOWING SYMMETRY OPERATORS: -X,-Y, Z AND -Y,X-Y,Z+2/3 REMARK 300 AND Y,-X+Y,Z+2/3. TETRAMER B IS GENERATED FROM THE DIMER IN THE REMARK 300 ASYMMETRIC UNIT AND THE SYMMETRY OPERATOR -X,-Y,Z. 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 APPLY THE FOLLOWING TO CHAINS: A, B REMARK 350 BIOMT1 1 1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT2 1 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT3 1 0.000000 0.000000 1.000000 0.00000 REMARK 350 BIOMT1 2 -1.000000 0.000000 0.000000 55.33700 REMARK 350 BIOMT2 2 0.000000 -1.000000 0.000000 95.84650 REMARK 350 BIOMT3 2 0.000000 0.000000 1.000000 0.00000 REMARK 465 REMARK 465 MISSING RESIDUES REMARK 465 THE FOLLOWING RESIDUES WERE NOT LOCATED IN THE REMARK 465 EXPERIMENT. (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 465 IDENTIFIER; SSSEQ=SEQUENCE NUMBER; I=INSERTION CODE.) REMARK 465 REMARK 465 M RES C SSSEQI REMARK 465 GLU A 98 REMARK 465 CYS A 99 REMARK 465 GLY A 100 REMARK 465 CYS A 101 REMARK 465 GLY A 102 REMARK 465 GLU A 103 REMARK 465 SER A 104 REMARK 465 PHE A 105 REMARK 465 LYS A 106 REMARK 465 LEU A 107 REMARK 465 ALA A 108 REMARK 465 ALA A 109 REMARK 465 ALA A 110 REMARK 465 LEU A 111 REMARK 465 ASP A 112 REMARK 465 HIS A 113 REMARK 465 HIS A 114 REMARK 465 HIS A 115 REMARK 465 HIS A 116 REMARK 465 HIS A 117 REMARK 465 HIS A 118 REMARK 465 GLU B 98 REMARK 465 CYS B 99 REMARK 465 GLY B 100 REMARK 465 CYS B 101 REMARK 465 GLY B 102 REMARK 465 GLU B 103 REMARK 465 SER B 104 REMARK 465 PHE B 105 REMARK 465 LYS B 106 REMARK 465 LEU B 107 REMARK 465 ALA B 108 REMARK 465 ALA B 109 REMARK 465 ALA B 110 REMARK 465 LEU B 111 REMARK 465 ASP B 112 REMARK 465 HIS B 113 REMARK 465 HIS B 114 REMARK 465 HIS B 115 REMARK 465 HIS B 116 REMARK 465 HIS B 117 REMARK 465 HIS B 118 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 MET A 1 CG SD CE REMARK 470 MET B 1 CG SD CE 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 O HOH B 129 O HOH B 151 4665 2.08 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 ASP A 57 CB - CG - OD2 ANGL. DEV. = 6.9 DEGREES REMARK 500 ASP A 65 CB - CG - OD2 ANGL. DEV. = 5.4 DEGREES REMARK 500 ASP B 57 CB - CG - OD2 ANGL. DEV. = 6.5 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 SER A 2 46.40 -65.37 REMARK 500 SER B 2 47.04 -68.63 REMARK 500 ASN B 94 21.20 -78.65 REMARK 500 REMARK 500 REMARK: NULL REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HG A 119 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HG B 119 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1R95 RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF ISCA (NATIVE) DBREF 1R94 A 1 105 UNP P0AAC8 YFHF_ECOLI 1 105 DBREF 1R94 B 1 105 UNP P0AAC8 YFHF_ECOLI 1 105 SEQADV 1R94 LYS A 106 UNP P0AAC8 CLONING ARTIFACT SEQADV 1R94 LEU A 107 UNP P0AAC8 CLONING ARTIFACT SEQADV 1R94 ALA A 108 UNP P0AAC8 CLONING ARTIFACT SEQADV 1R94 ALA A 109 UNP P0AAC8 CLONING ARTIFACT SEQADV 1R94 ALA A 110 UNP P0AAC8 CLONING ARTIFACT SEQADV 1R94 LEU A 111 UNP P0AAC8 CLONING ARTIFACT SEQADV 1R94 ASP A 112 UNP P0AAC8 CLONING ARTIFACT SEQADV 1R94 HIS A 113 UNP P0AAC8 EXPRESSION TAG SEQADV 1R94 HIS A 114 UNP P0AAC8 EXPRESSION TAG SEQADV 1R94 HIS A 115 UNP P0AAC8 EXPRESSION TAG SEQADV 1R94 HIS A 116 UNP P0AAC8 EXPRESSION TAG SEQADV 1R94 HIS A 117 UNP P0AAC8 EXPRESSION TAG SEQADV 1R94 HIS A 118 UNP P0AAC8 EXPRESSION TAG SEQADV 1R94 LYS B 106 UNP P0AAC8 CLONING ARTIFACT SEQADV 1R94 LEU B 107 UNP P0AAC8 CLONING ARTIFACT SEQADV 1R94 ALA B 108 UNP P0AAC8 CLONING ARTIFACT SEQADV 1R94 ALA B 109 UNP P0AAC8 CLONING ARTIFACT SEQADV 1R94 ALA B 110 UNP P0AAC8 CLONING ARTIFACT SEQADV 1R94 LEU B 111 UNP P0AAC8 CLONING ARTIFACT SEQADV 1R94 ASP B 112 UNP P0AAC8 CLONING ARTIFACT SEQADV 1R94 HIS B 113 UNP P0AAC8 EXPRESSION TAG SEQADV 1R94 HIS B 114 UNP P0AAC8 EXPRESSION TAG SEQADV 1R94 HIS B 115 UNP P0AAC8 EXPRESSION TAG SEQADV 1R94 HIS B 116 UNP P0AAC8 EXPRESSION TAG SEQADV 1R94 HIS B 117 UNP P0AAC8 EXPRESSION TAG SEQADV 1R94 HIS B 118 UNP P0AAC8 EXPRESSION TAG SEQRES 1 A 118 MET SER ILE THR LEU SER ASP SER ALA ALA ALA ARG VAL SEQRES 2 A 118 ASN THR PHE LEU ALA ASN ARG GLY LYS GLY PHE GLY LEU SEQRES 3 A 118 ARG LEU GLY VAL ARG THR SER GLY CYS SER GLY MET ALA SEQRES 4 A 118 TYR VAL LEU GLU PHE VAL ASP GLU PRO THR PRO GLU ASP SEQRES 5 A 118 ILE VAL PHE GLU ASP LYS GLY VAL LYS VAL VAL VAL ASP SEQRES 6 A 118 GLY LYS SER LEU GLN PHE LEU ASP GLY THR GLN LEU ASP SEQRES 7 A 118 PHE VAL LYS GLU GLY LEU ASN GLU GLY PHE LYS PHE THR SEQRES 8 A 118 ASN PRO ASN VAL LYS ASP GLU CYS GLY CYS GLY GLU SER SEQRES 9 A 118 PHE LYS LEU ALA ALA ALA LEU ASP HIS HIS HIS HIS HIS SEQRES 10 A 118 HIS SEQRES 1 B 118 MET SER ILE THR LEU SER ASP SER ALA ALA ALA ARG VAL SEQRES 2 B 118 ASN THR PHE LEU ALA ASN ARG GLY LYS GLY PHE GLY LEU SEQRES 3 B 118 ARG LEU GLY VAL ARG THR SER GLY CYS SER GLY MET ALA SEQRES 4 B 118 TYR VAL LEU GLU PHE VAL ASP GLU PRO THR PRO GLU ASP SEQRES 5 B 118 ILE VAL PHE GLU ASP LYS GLY VAL LYS VAL VAL VAL ASP SEQRES 6 B 118 GLY LYS SER LEU GLN PHE LEU ASP GLY THR GLN LEU ASP SEQRES 7 B 118 PHE VAL LYS GLU GLY LEU ASN GLU GLY PHE LYS PHE THR SEQRES 8 B 118 ASN PRO ASN VAL LYS ASP GLU CYS GLY CYS GLY GLU SER SEQRES 9 B 118 PHE LYS LEU ALA ALA ALA LEU ASP HIS HIS HIS HIS HIS SEQRES 10 B 118 HIS HET HG A 119 1 HET HG B 119 1 HETNAM HG MERCURY (II) ION FORMUL 3 HG 2(HG 2+) FORMUL 5 HOH *85(H2 O) HELIX 1 1 SER A 6 GLY A 21 1 16 HELIX 2 2 SER A 68 ASP A 73 1 6 HELIX 3 3 SER B 6 GLY B 21 1 16 HELIX 4 4 SER B 68 ASP B 73 1 6 SHEET 1 A 3 THR A 4 LEU A 5 0 SHEET 2 A 3 GLN A 76 GLU A 82 1 O LEU A 77 N THR A 4 SHEET 3 A 3 ASN A 85 THR A 91 -1 O ASN A 85 N GLU A 82 SHEET 1 B 4 MET A 38 VAL A 45 0 SHEET 2 B 4 GLY A 25 THR A 32 -1 N ARG A 31 O ALA A 39 SHEET 3 B 4 VAL A 60 ASP A 65 1 O VAL A 63 N LEU A 26 SHEET 4 B 4 ASP A 52 ASP A 57 -1 N ILE A 53 O VAL A 64 SHEET 1 C 3 THR B 4 LEU B 5 0 SHEET 2 C 3 GLN B 76 GLU B 82 1 O LEU B 77 N THR B 4 SHEET 3 C 3 ASN B 85 THR B 91 -1 O ASN B 85 N GLU B 82 SHEET 1 D 4 MET B 38 VAL B 45 0 SHEET 2 D 4 GLY B 25 THR B 32 -1 N ARG B 31 O ALA B 39 SHEET 3 D 4 VAL B 60 ASP B 65 1 O VAL B 63 N LEU B 26 SHEET 4 D 4 ASP B 52 ASP B 57 -1 N ILE B 53 O VAL B 64 LINK SG CYS A 35 HG HG A 119 4775 1555 2.81 LINK SG CYS B 35 HG HG B 119 4775 1555 2.77 SITE 1 AC1 2 CYS A 35 GLU A 82 SITE 1 AC2 1 CYS B 35 CRYST1 55.337 55.337 159.835 90.00 90.00 120.00 P 62 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 0.018071 0.010433 0.000000 0.00000 SCALE2 0.000000 0.020867 0.000000 0.00000 SCALE3 0.000000 0.000000 0.006256 0.00000