HEADER TRANSCRIPTION/DNA 04-OCT-12 4HF2 TITLE CRYSTAL STRUCTURE OF E43A ISCR MUTANT BOUND TO ITS PROMOTER COMPND MOL_ID: 1; COMPND 2 MOLECULE: HTH-TYPE TRANSCRIPTIONAL REGULATOR ISCR; COMPND 3 CHAIN: A, B; COMPND 4 ENGINEERED: YES; COMPND 5 MUTATION: YES; COMPND 6 MOL_ID: 2; COMPND 7 MOLECULE: DNA (29-MER); COMPND 8 CHAIN: C; COMPND 9 ENGINEERED: YES; COMPND 10 OTHER_DETAILS: DNA FROM HYAA PROMOTER; COMPND 11 MOL_ID: 3; COMPND 12 MOLECULE: DNA (29-MER); COMPND 13 CHAIN: D; COMPND 14 ENGINEERED: YES; COMPND 15 OTHER_DETAILS: DNA FROM HYAA PROMOTER SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: ESCHERICHIA COLI; SOURCE 3 ORGANISM_TAXID: 83333; SOURCE 4 STRAIN: K12; SOURCE 5 GENE: ISCR, YFHP, B2531, JW2515; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 8 MOL_ID: 2; SOURCE 9 SYNTHETIC: YES; SOURCE 10 ORGANISM_SCIENTIFIC: ESCHERICHIA COLI; SOURCE 11 ORGANISM_COMMON: ENTEROCOCCUS COLI; SOURCE 12 ORGANISM_TAXID: 562; SOURCE 13 MOL_ID: 3; SOURCE 14 SYNTHETIC: YES; SOURCE 15 ORGANISM_SCIENTIFIC: ESCHERICHIA COLI; SOURCE 16 ORGANISM_COMMON: ENTEROCOCCUS COLI; SOURCE 17 ORGANISM_TAXID: 562 KEYWDS WHTH, PROTEIN-DNA COMPLEX, IRON-SULFUR CLUSTER, WINGED HELIX-TURN- KEYWDS 2 HELIX, TRANSCRIPTIONAL REGULATOR, REDOX SENSOR, DNA BINDING, KEYWDS 3 TRANSCRIPTION-DNA COMPLEX EXPDTA X-RAY DIFFRACTION AUTHOR S.R.RAJAGOPALAN,K.J.PHILLIPS REVDAT 4 28-FEB-24 4HF2 1 SEQADV REVDAT 3 03-JUL-13 4HF2 1 JRNL REVDAT 2 29-MAY-13 4HF2 1 JRNL REVDAT 1 08-MAY-13 4HF2 0 JRNL AUTH S.RAJAGOPALAN,S.J.TETER,P.H.ZWART,R.G.BRENNAN,K.J.PHILLIPS, JRNL AUTH 2 P.J.KILEY JRNL TITL STUDIES OF ISCR REVEAL A UNIQUE MECHANISM FOR JRNL TITL 2 METAL-DEPENDENT REGULATION OF DNA BINDING SPECIFICITY. JRNL REF NAT.STRUCT.MOL.BIOL. V. 20 740 2013 JRNL REFN ISSN 1545-9993 JRNL PMID 23644595 JRNL DOI 10.1038/NSMB.2568 REMARK 2 REMARK 2 RESOLUTION. 2.99 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX DEV_1125 REMARK 3 AUTHORS : PAUL ADAMS,PAVEL AFONINE,VINCENT CHEN,IAN REMARK 3 : DAVIS,KRESHNA GOPAL,RALF GROSSE-KUNSTLEVE, REMARK 3 : LI-WEI HUNG,ROBERT IMMORMINO,TOM IOERGER, REMARK 3 : AIRLIE MCCOY,ERIK MCKEE,NIGEL MORIARTY, REMARK 3 : REETAL PAI,RANDY READ,JANE RICHARDSON, REMARK 3 : DAVID RICHARDSON,TOD ROMO,JIM SACCHETTINI, REMARK 3 : NICHOLAS SAUTER,JACOB SMITH,LAURENT REMARK 3 : STORONI,TOM TERWILLIGER,PETER ZWART REMARK 3 REMARK 3 REFINEMENT TARGET : ML REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.99 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 43.11 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.340 REMARK 3 COMPLETENESS FOR RANGE (%) : 45.2 REMARK 3 NUMBER OF REFLECTIONS : 12019 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.233 REMARK 3 R VALUE (WORKING SET) : 0.229 REMARK 3 FREE R VALUE : 0.261 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 10.000 REMARK 3 FREE R VALUE TEST SET COUNT : 1202 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT (IN BINS). REMARK 3 BIN RESOLUTION RANGE COMPL. NWORK NFREE RWORK RFREE REMARK 3 1 43.1151 - 6.2203 0.58 1557 172 0.2199 0.2248 REMARK 3 2 6.2203 - 4.9395 0.55 1467 163 0.2402 0.2911 REMARK 3 3 4.9395 - 4.3158 0.54 1451 161 0.2002 0.2103 REMARK 3 4 4.3158 - 3.9215 0.54 1418 159 0.2042 0.2216 REMARK 3 5 3.9215 - 3.6406 0.50 1348 150 0.2305 0.3171 REMARK 3 6 3.6406 - 3.4260 0.44 1149 129 0.2604 0.3228 REMARK 3 7 3.4260 - 3.2545 0.36 972 107 0.2543 0.3125 REMARK 3 8 3.2545 - 3.1129 0.31 833 92 0.2762 0.3258 REMARK 3 9 3.1129 - 2.9931 0.24 622 69 0.3259 0.3447 REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : FLAT BULK SOLVENT MODEL REMARK 3 SOLVENT RADIUS : 1.11 REMARK 3 SHRINKAGE RADIUS : 0.90 REMARK 3 K_SOL : NULL REMARK 3 B_SOL : NULL REMARK 3 REMARK 3 ERROR ESTIMATES. REMARK 3 COORDINATE ERROR (MAXIMUM-LIKELIHOOD BASED) : 0.270 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 29.020 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 102.6 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : NULL REMARK 3 B22 (A**2) : NULL REMARK 3 B33 (A**2) : NULL REMARK 3 B12 (A**2) : NULL REMARK 3 B13 (A**2) : NULL REMARK 3 B23 (A**2) : NULL REMARK 3 REMARK 3 TWINNING INFORMATION. REMARK 3 FRACTION: NULL REMARK 3 OPERATOR: NULL REMARK 3 REMARK 3 DEVIATIONS FROM IDEAL VALUES. REMARK 3 RMSD COUNT REMARK 3 BOND : 0.004 3087 REMARK 3 ANGLE : 1.017 4423 REMARK 3 CHIRALITY : 0.051 516 REMARK 3 PLANARITY : 0.003 364 REMARK 3 DIHEDRAL : 24.115 1212 REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : NULL REMARK 3 REMARK 3 NCS DETAILS REMARK 3 NUMBER OF NCS GROUPS : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 4HF2 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 08-OCT-12. REMARK 100 THE DEPOSITION ID IS D_1000075385. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 13-APR-12 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 7 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : ALS REMARK 200 BEAMLINE : 8.2.2 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : NULL REMARK 200 MONOCHROMATOR : DOUBLE CRYSTAL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 210 REMARK 200 INTENSITY-INTEGRATION SOFTWARE : NULL REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 14274 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.990 REMARK 200 RESOLUTION RANGE LOW (A) : 50.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 98.8 REMARK 200 DATA REDUNDANCY : 6.700 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : 0.09500 REMARK 200 FOR THE DATA SET : 8.3000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.99 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 3.05 REMARK 200 COMPLETENESS FOR SHELL (%) : 95.0 REMARK 200 DATA REDUNDANCY IN SHELL : 5.30 REMARK 200 R MERGE FOR SHELL (I) : 0.56000 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : NULL REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: NULL REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 62.30 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.26 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 2M AMMONIUM SULFATE, 20% GLYCEROL, PH REMARK 280 7, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 298K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 21 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X+1/2,-Y,Z+1/2 REMARK 290 3555 -X,Y+1/2,-Z+1/2 REMARK 290 4555 X+1/2,-Y+1/2,-Z REMARK 290 REMARK 290 WHERE NNN -> OPERATOR NUMBER REMARK 290 MMM -> TRANSLATION VECTOR REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY TRANSFORMATIONS REMARK 290 THE FOLLOWING TRANSFORMATIONS OPERATE ON THE ATOM/HETATM REMARK 290 RECORDS IN THIS ENTRY TO PRODUCE CRYSTALLOGRAPHICALLY REMARK 290 RELATED MOLECULES. REMARK 290 SMTRY1 1 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 1 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 1 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 2 -1.000000 0.000000 0.000000 24.31100 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 93.22400 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 37.59200 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 93.22400 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 24.31100 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 37.59200 REMARK 290 SMTRY3 4 0.000000 0.000000 -1.000000 0.00000 REMARK 290 REMARK 290 REMARK: NULL REMARK 300 REMARK 300 BIOMOLECULE: 1 REMARK 300 SEE REMARK 350 FOR THE AUTHOR PROVIDED AND/OR PROGRAM REMARK 300 GENERATED ASSEMBLY INFORMATION FOR THE STRUCTURE IN REMARK 300 THIS ENTRY. THE REMARK MAY ALSO PROVIDE INFORMATION ON REMARK 300 BURIED SURFACE AREA. REMARK 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: 9380 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 18230 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -69.0 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 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 VAL A 87 REMARK 465 ASP A 88 REMARK 465 ALA A 89 REMARK 465 THR A 90 REMARK 465 ARG A 91 REMARK 465 ALA A 92 REMARK 465 GLN A 93 REMARK 465 GLY A 94 REMARK 465 LYS A 95 REMARK 465 GLY A 96 REMARK 465 GLY A 97 REMARK 465 ALA A 98 REMARK 465 GLN A 99 REMARK 465 GLY A 100 REMARK 465 GLY A 101 REMARK 465 ASP A 102 REMARK 465 LYS A 103 REMARK 465 GLN A 133 REMARK 465 GLU A 134 REMARK 465 VAL A 135 REMARK 465 LEU A 136 REMARK 465 ASP A 137 REMARK 465 VAL A 138 REMARK 465 SER A 139 REMARK 465 GLY A 140 REMARK 465 ARG A 141 REMARK 465 GLN A 142 REMARK 465 HIS A 143 REMARK 465 THR A 144 REMARK 465 HIS A 145 REMARK 465 ASP A 146 REMARK 465 ALA A 147 REMARK 465 PRO A 148 REMARK 465 ARG A 149 REMARK 465 THR A 150 REMARK 465 ARG A 151 REMARK 465 THR A 152 REMARK 465 GLN A 153 REMARK 465 ASP A 154 REMARK 465 ALA A 155 REMARK 465 ILE A 156 REMARK 465 ASP A 157 REMARK 465 VAL A 158 REMARK 465 LYS A 159 REMARK 465 LEU A 160 REMARK 465 ARG A 161 REMARK 465 ALA A 162 REMARK 465 GLY A 163 REMARK 465 GLY A 164 REMARK 465 HIS A 165 REMARK 465 HIS A 166 REMARK 465 HIS A 167 REMARK 465 HIS A 168 REMARK 465 HIS A 169 REMARK 465 HIS A 170 REMARK 465 GLU B 85 REMARK 465 SER B 86 REMARK 465 VAL B 87 REMARK 465 ASP B 88 REMARK 465 ALA B 89 REMARK 465 THR B 90 REMARK 465 ARG B 91 REMARK 465 ALA B 92 REMARK 465 GLN B 93 REMARK 465 GLY B 94 REMARK 465 LYS B 95 REMARK 465 GLY B 96 REMARK 465 GLY B 97 REMARK 465 ALA B 98 REMARK 465 GLN B 99 REMARK 465 ASP B 137 REMARK 465 VAL B 138 REMARK 465 SER B 139 REMARK 465 GLY B 140 REMARK 465 ARG B 141 REMARK 465 GLN B 142 REMARK 465 HIS B 143 REMARK 465 THR B 144 REMARK 465 HIS B 145 REMARK 465 ASP B 146 REMARK 465 ALA B 147 REMARK 465 PRO B 148 REMARK 465 ARG B 149 REMARK 465 THR B 150 REMARK 465 ARG B 151 REMARK 465 THR B 152 REMARK 465 GLN B 153 REMARK 465 ASP B 154 REMARK 465 ALA B 155 REMARK 465 ILE B 156 REMARK 465 ASP B 157 REMARK 465 VAL B 158 REMARK 465 LYS B 159 REMARK 465 LEU B 160 REMARK 465 ARG B 161 REMARK 465 ALA B 162 REMARK 465 GLY B 163 REMARK 465 GLY B 164 REMARK 465 HIS B 165 REMARK 465 HIS B 166 REMARK 465 HIS B 167 REMARK 465 HIS B 168 REMARK 465 HIS B 169 REMARK 465 HIS B 170 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 HIS A 107 CG ND1 CD2 CE1 NE2 REMARK 470 ARG A 116 CG CD NE CZ NH1 NH2 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 NH1 ARG B 50 OP1 DC C 7 2.17 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 DA C 3 O4' - C1' - N9 ANGL. DEV. = 2.0 DEGREES REMARK 500 DA C 5 O4' - C4' - C3' ANGL. DEV. = -3.9 DEGREES REMARK 500 DT C 6 O4' - C1' - N1 ANGL. DEV. = 2.0 DEGREES REMARK 500 DA C 9 O4' - C1' - N9 ANGL. DEV. = 3.0 DEGREES REMARK 500 DC C 10 O4' - C1' - N1 ANGL. DEV. = 3.3 DEGREES REMARK 500 DT C 15 O4' - C1' - N1 ANGL. DEV. = 2.8 DEGREES REMARK 500 DT C 22 O4' - C1' - N1 ANGL. DEV. = 3.4 DEGREES REMARK 500 DT C 25 O4' - C1' - N1 ANGL. DEV. = 2.4 DEGREES REMARK 500 DT C 27 O4' - C1' - N1 ANGL. DEV. = 3.8 DEGREES REMARK 500 DA D 5 O4' - C4' - C3' ANGL. DEV. = -3.5 DEGREES REMARK 500 DA D 5 O4' - C1' - N9 ANGL. DEV. = 3.2 DEGREES REMARK 500 DC D 7 O4' - C1' - N1 ANGL. DEV. = 2.4 DEGREES REMARK 500 DA D 11 O4' - C1' - N9 ANGL. DEV. = 2.2 DEGREES REMARK 500 DC D 16 O4' - C1' - N1 ANGL. DEV. = 2.2 DEGREES REMARK 500 DG D 23 O4' - C1' - N9 ANGL. DEV. = 3.5 DEGREES REMARK 500 DT D 25 O4' - C1' - N1 ANGL. DEV. = 1.9 DEGREES REMARK 500 DT D 27 O4' - C1' - N1 ANGL. DEV. = 1.9 DEGREES REMARK 500 DT D 29 O4' - C1' - N1 ANGL. DEV. = 1.8 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 THR A 4 -154.68 -116.47 REMARK 500 ALA A 23 -79.42 -94.79 REMARK 500 THR B 4 -153.77 -113.54 REMARK 500 ALA B 23 -79.85 -95.76 REMARK 500 ASP B 102 39.71 -156.69 REMARK 500 REMARK 500 REMARK: NULL REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 4HF0 RELATED DB: PDB REMARK 900 RELATED ID: 4HF1 RELATED DB: PDB DBREF 4HF2 A 1 162 UNP P0AGK8 ISCR_ECOLI 1 162 DBREF 4HF2 B 1 162 UNP P0AGK8 ISCR_ECOLI 1 162 DBREF 4HF2 C 1 29 PDB 4HF2 4HF2 1 29 DBREF 4HF2 D 1 29 PDB 4HF2 4HF2 1 29 SEQADV 4HF2 ALA A 43 UNP P0AGK8 GLU 43 ENGINEERED MUTATION SEQADV 4HF2 ALA A 92 UNP P0AGK8 CYS 92 ENGINEERED MUTATION SEQADV 4HF2 ALA A 98 UNP P0AGK8 CYS 98 ENGINEERED MUTATION SEQADV 4HF2 ALA A 104 UNP P0AGK8 CYS 104 ENGINEERED MUTATION SEQADV 4HF2 GLY A 163 UNP P0AGK8 EXPRESSION TAG SEQADV 4HF2 GLY A 164 UNP P0AGK8 EXPRESSION TAG SEQADV 4HF2 HIS A 165 UNP P0AGK8 EXPRESSION TAG SEQADV 4HF2 HIS A 166 UNP P0AGK8 EXPRESSION TAG SEQADV 4HF2 HIS A 167 UNP P0AGK8 EXPRESSION TAG SEQADV 4HF2 HIS A 168 UNP P0AGK8 EXPRESSION TAG SEQADV 4HF2 HIS A 169 UNP P0AGK8 EXPRESSION TAG SEQADV 4HF2 HIS A 170 UNP P0AGK8 EXPRESSION TAG SEQADV 4HF2 ALA B 43 UNP P0AGK8 GLU 43 ENGINEERED MUTATION SEQADV 4HF2 ALA B 92 UNP P0AGK8 CYS 92 ENGINEERED MUTATION SEQADV 4HF2 ALA B 98 UNP P0AGK8 CYS 98 ENGINEERED MUTATION SEQADV 4HF2 ALA B 104 UNP P0AGK8 CYS 104 ENGINEERED MUTATION SEQADV 4HF2 GLY B 163 UNP P0AGK8 EXPRESSION TAG SEQADV 4HF2 GLY B 164 UNP P0AGK8 EXPRESSION TAG SEQADV 4HF2 HIS B 165 UNP P0AGK8 EXPRESSION TAG SEQADV 4HF2 HIS B 166 UNP P0AGK8 EXPRESSION TAG SEQADV 4HF2 HIS B 167 UNP P0AGK8 EXPRESSION TAG SEQADV 4HF2 HIS B 168 UNP P0AGK8 EXPRESSION TAG SEQADV 4HF2 HIS B 169 UNP P0AGK8 EXPRESSION TAG SEQADV 4HF2 HIS B 170 UNP P0AGK8 EXPRESSION TAG SEQRES 1 A 170 MET ARG LEU THR SER LYS GLY ARG TYR ALA VAL THR ALA SEQRES 2 A 170 MET LEU ASP VAL ALA LEU ASN SER GLU ALA GLY PRO VAL SEQRES 3 A 170 PRO LEU ALA ASP ILE SER GLU ARG GLN GLY ILE SER LEU SEQRES 4 A 170 SER TYR LEU ALA GLN LEU PHE SER ARG LEU ARG LYS ASN SEQRES 5 A 170 GLY LEU VAL SER SER VAL ARG GLY PRO GLY GLY GLY TYR SEQRES 6 A 170 LEU LEU GLY LYS ASP ALA SER SER ILE ALA VAL GLY GLU SEQRES 7 A 170 VAL ILE SER ALA VAL ASP GLU SER VAL ASP ALA THR ARG SEQRES 8 A 170 ALA GLN GLY LYS GLY GLY ALA GLN GLY GLY ASP LYS ALA SEQRES 9 A 170 LEU THR HIS ALA LEU TRP ARG ASP LEU SER ASP ARG LEU SEQRES 10 A 170 THR GLY PHE LEU ASN ASN ILE THR LEU GLY GLU LEU VAL SEQRES 11 A 170 ASN ASN GLN GLU VAL LEU ASP VAL SER GLY ARG GLN HIS SEQRES 12 A 170 THR HIS ASP ALA PRO ARG THR ARG THR GLN ASP ALA ILE SEQRES 13 A 170 ASP VAL LYS LEU ARG ALA GLY GLY HIS HIS HIS HIS HIS SEQRES 14 A 170 HIS SEQRES 1 B 170 MET ARG LEU THR SER LYS GLY ARG TYR ALA VAL THR ALA SEQRES 2 B 170 MET LEU ASP VAL ALA LEU ASN SER GLU ALA GLY PRO VAL SEQRES 3 B 170 PRO LEU ALA ASP ILE SER GLU ARG GLN GLY ILE SER LEU SEQRES 4 B 170 SER TYR LEU ALA GLN LEU PHE SER ARG LEU ARG LYS ASN SEQRES 5 B 170 GLY LEU VAL SER SER VAL ARG GLY PRO GLY GLY GLY TYR SEQRES 6 B 170 LEU LEU GLY LYS ASP ALA SER SER ILE ALA VAL GLY GLU SEQRES 7 B 170 VAL ILE SER ALA VAL ASP GLU SER VAL ASP ALA THR ARG SEQRES 8 B 170 ALA GLN GLY LYS GLY GLY ALA GLN GLY GLY ASP LYS ALA SEQRES 9 B 170 LEU THR HIS ALA LEU TRP ARG ASP LEU SER ASP ARG LEU SEQRES 10 B 170 THR GLY PHE LEU ASN ASN ILE THR LEU GLY GLU LEU VAL SEQRES 11 B 170 ASN ASN GLN GLU VAL LEU ASP VAL SER GLY ARG GLN HIS SEQRES 12 B 170 THR HIS ASP ALA PRO ARG THR ARG THR GLN ASP ALA ILE SEQRES 13 B 170 ASP VAL LYS LEU ARG ALA GLY GLY HIS HIS HIS HIS HIS SEQRES 14 B 170 HIS SEQRES 1 C 29 DA DT DA DA DA DT DC DC DA DC DA DC DA SEQRES 2 C 29 DG DT DT DT DG DT DA DT DT DG DT DT DT SEQRES 3 C 29 DT DG DT SEQRES 1 D 29 DA DC DA DA DA DA DC DA DA DT DA DC DA SEQRES 2 D 29 DA DA DC DT DG DT DG DT DG DG DA DT DT SEQRES 3 D 29 DT DA DT HELIX 1 1 THR A 4 SER A 21 1 18 HELIX 2 2 PRO A 27 GLN A 35 1 9 HELIX 3 3 SER A 38 ASN A 52 1 15 HELIX 4 4 ALA A 75 GLU A 85 1 11 HELIX 5 5 LEU A 105 ASN A 123 1 19 HELIX 6 6 THR A 125 ASN A 131 1 7 HELIX 7 7 THR B 4 SER B 21 1 18 HELIX 8 8 PRO B 27 GLN B 35 1 9 HELIX 9 9 SER B 38 ASN B 52 1 15 HELIX 10 10 ALA B 75 ASP B 84 1 10 HELIX 11 11 ASP B 102 ASN B 123 1 22 HELIX 12 12 THR B 125 ASN B 131 1 7 SHEET 1 A 2 VAL A 55 VAL A 58 0 SHEET 2 A 2 GLY A 64 LEU A 67 -1 O LEU A 66 N SER A 56 SHEET 1 B 2 VAL B 55 SER B 57 0 SHEET 2 B 2 TYR B 65 LEU B 67 -1 O LEU B 66 N SER B 56 CISPEP 1 PRO A 61 GLY A 62 0 -11.33 CISPEP 2 GLY B 63 GLY B 64 0 -10.94 CRYST1 48.622 75.184 186.448 90.00 90.00 90.00 P 21 21 21 8 ORIGX1 1.000000 0.000000 0.000000 0.00000 ORIGX2 0.000000 1.000000 0.000000 0.00000 ORIGX3 0.000000 0.000000 1.000000 0.00000 SCALE1 0.020567 0.000000 0.000000 0.00000 SCALE2 0.000000 0.013301 0.000000 0.00000 SCALE3 0.000000 0.000000 0.005363 0.00000