HEADER METAL BINDING PROTEIN 20-DEC-13 4O5V TITLE CRYSTAL STRUCTURE OF T. ACIDOPHILUM IDER COMPND MOL_ID: 1; COMPND 2 MOLECULE: IRON-DEPENDENT TRANSCRIPTION REPRESSOR RELATED PROTEIN; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: IDER; COMPND 5 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: THERMOPLASMA ACIDOPHILUM; SOURCE 3 ORGANISM_TAXID: 273075; SOURCE 4 STRAIN: ATCC 25905 / DSM 1728 / JCM 9062 / NBRC 15155 / AMRC-C165; SOURCE 5 GENE: TA0872; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562 KEYWDS IDER, METAL BINDING PROTEIN EXPDTA X-RAY DIFFRACTION AUTHOR J.Y.LEE,H.K.YEO REVDAT 1 05-NOV-14 4O5V 0 JRNL AUTH H.K.YEO,Y.W.PARK,J.Y.LEE JRNL TITL STRUCTURAL ANALYSIS AND INSIGHT INTO METAL-ION ACTIVATION OF JRNL TITL 2 THE IRON-DEPENDENT REGULATOR FROM THERMOPLASMA ACIDOPHILUM. JRNL REF ACTA CRYSTALLOGR.,SECT.D V. 70 1281 2014 JRNL REFN ISSN 0907-4449 JRNL PMID 24816097 JRNL DOI 10.1107/S1399004714004118 REMARK 2 REMARK 2 RESOLUTION. 2.10 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX (PHENIX.REFINE: 1.8.4_1496) REMARK 3 AUTHORS : PAUL ADAMS,PAVEL AFONINE,VINCENT CHEN,IAN REMARK 3 : DAVIS,KRESHNA GOPAL,RALF GROSSE- REMARK 3 : KUNSTLEVE,LI-WEI HUNG,ROBERT IMMORMINO, REMARK 3 : TOM IOERGER,AIRLIE MCCOY,ERIK MCKEE,NIGEL REMARK 3 : MORIARTY,REETAL PAI,RANDY READ,JANE REMARK 3 : RICHARDSON,DAVID RICHARDSON,TOD ROMO,JIM REMARK 3 : SACCHETTINI,NICHOLAS SAUTER,JACOB SMITH, REMARK 3 : LAURENT STORONI,TOM TERWILLIGER,PETER REMARK 3 : ZWART REMARK 3 REMARK 3 REFINEMENT TARGET : ML REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.10 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 34.17 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.360 REMARK 3 COMPLETENESS FOR RANGE (%) : 99.9 REMARK 3 NUMBER OF REFLECTIONS : 14888 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.182 REMARK 3 R VALUE (WORKING SET) : 0.182 REMARK 3 FREE R VALUE : 0.225 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.060 REMARK 3 FREE R VALUE TEST SET COUNT : 754 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 34.1702 - 3.5907 1.00 2965 144 0.1485 0.1591 REMARK 3 2 3.5907 - 2.8505 1.00 2860 137 0.1720 0.2365 REMARK 3 3 2.8505 - 2.4903 1.00 2784 140 0.1842 0.2801 REMARK 3 4 2.4903 - 2.2626 1.00 2767 161 0.1876 0.2834 REMARK 3 5 2.2626 - 2.1005 1.00 2758 172 0.1797 0.2580 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) : 0.220 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 20.960 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : NULL 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 : 0.009 1709 REMARK 3 ANGLE : 1.190 2309 REMARK 3 CHIRALITY : 0.048 272 REMARK 3 PLANARITY : 0.006 300 REMARK 3 DIHEDRAL : 14.312 662 REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : 1 REMARK 3 TLS GROUP : 1 REMARK 3 SELECTION: (CHAIN A AND RESSEQ 6:218) REMARK 3 ORIGIN FOR THE GROUP (A): 35.5995 23.5046 16.2474 REMARK 3 T TENSOR REMARK 3 T11: 0.1441 T22: 0.1190 REMARK 3 T33: 0.1646 T12: -0.0181 REMARK 3 T13: -0.0013 T23: 0.0130 REMARK 3 L TENSOR REMARK 3 L11: 1.3820 L22: 0.6614 REMARK 3 L33: 1.5851 L12: -0.4783 REMARK 3 L13: 0.3069 L23: 0.0961 REMARK 3 S TENSOR REMARK 3 S11: -0.0202 S12: -0.0352 S13: -0.0496 REMARK 3 S21: -0.0364 S22: -0.0025 S23: 0.0268 REMARK 3 S31: 0.0325 S32: 0.1206 S33: 0.0002 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 4O5V COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 06-JAN-14. REMARK 100 THE RCSB ID CODE IS RCSB084080. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 15-MAY-12 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 4.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : PAL/PLS REMARK 200 BEAMLINE : 5C (4A) REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.9792 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 315R REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-2000 REMARK 200 DATA SCALING SOFTWARE : HKL-2000 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 14925 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.100 REMARK 200 RESOLUTION RANGE LOW (A) : 50.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 2.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.9 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: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: SAD REMARK 200 SOFTWARE USED: SOLVE REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 44.71 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.22 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 20% PEG 4000, PH 4.5, VAPOR DIFFUSION, REMARK 280 HANGING DROP, TEMPERATURE 296K 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 30.59900 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 42.48900 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 30.59900 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 42.48900 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: DIMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 2130 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 20000 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -72.0 KCAL/MOL 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 BIOMT1 2 -1.000000 0.000000 0.000000 61.19800 REMARK 350 BIOMT2 2 0.000000 -1.000000 0.000000 84.97800 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 MSE A -18 REMARK 465 GLY A -17 REMARK 465 SER A -16 REMARK 465 SER A -15 REMARK 465 HIS A -14 REMARK 465 HIS A -13 REMARK 465 HIS A -12 REMARK 465 HIS A -11 REMARK 465 HIS A -10 REMARK 465 HIS A -9 REMARK 465 SER A -8 REMARK 465 SER A -7 REMARK 465 GLY A -6 REMARK 465 LEU A -5 REMARK 465 PHE A -4 REMARK 465 GLN A -3 REMARK 465 GLY A -2 REMARK 465 PRO A -1 REMARK 465 HIS A 0 REMARK 465 MSE A 1 REMARK 465 ASN A 2 REMARK 465 GLU A 3 REMARK 465 ASN A 4 REMARK 465 ARG A 5 REMARK 465 ASP A 219 REMARK 465 ARG A 220 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 ILE A 6 CG1 CG2 CD1 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 HOH A 401 O HOH A 444 1.96 REMARK 500 O HOH A 401 O HOH A 460 2.18 REMARK 500 O HOH A 487 O HOH A 506 2.18 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 A 155 -5.14 81.56 REMARK 500 SER A 161 -62.88 -98.33 REMARK 500 GLU A 166 72.10 -110.69 REMARK 500 ASP A 192 -57.45 76.11 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 FE2 A 302 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 GLU A 86 OE2 REMARK 620 2 HIS A 82 NE2 89.5 REMARK 620 3 ASP A 101 OD1 93.0 82.9 REMARK 620 4 HOH A 405 O 93.8 85.4 166.4 REMARK 620 5 GLU A 166 OE1 96.2 169.6 88.1 102.8 REMARK 620 6 HOH A 401 O 172.4 95.5 93.3 81.0 79.8 REMARK 620 N 1 2 3 4 5 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 FE2 A 301 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 GLU A 86 OE1 REMARK 620 2 HIS A 130 ND1 92.9 REMARK 620 3 HOH A 405 O 77.6 152.3 REMARK 620 4 CYS A 128 SG 101.3 113.8 93.7 REMARK 620 5 GLU A 166 OE2 149.4 87.2 88.2 106.6 REMARK 620 N 1 2 3 4 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE FE2 A 301 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE FE2 A 302 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 4O6J RELATED DB: PDB DBREF 4O5V A 1 220 UNP Q9HJU1 Q9HJU1_THEAC 1 220 SEQADV 4O5V MSE A -18 UNP Q9HJU1 EXPRESSION TAG SEQADV 4O5V GLY A -17 UNP Q9HJU1 EXPRESSION TAG SEQADV 4O5V SER A -16 UNP Q9HJU1 EXPRESSION TAG SEQADV 4O5V SER A -15 UNP Q9HJU1 EXPRESSION TAG SEQADV 4O5V HIS A -14 UNP Q9HJU1 EXPRESSION TAG SEQADV 4O5V HIS A -13 UNP Q9HJU1 EXPRESSION TAG SEQADV 4O5V HIS A -12 UNP Q9HJU1 EXPRESSION TAG SEQADV 4O5V HIS A -11 UNP Q9HJU1 EXPRESSION TAG SEQADV 4O5V HIS A -10 UNP Q9HJU1 EXPRESSION TAG SEQADV 4O5V HIS A -9 UNP Q9HJU1 EXPRESSION TAG SEQADV 4O5V SER A -8 UNP Q9HJU1 EXPRESSION TAG SEQADV 4O5V SER A -7 UNP Q9HJU1 EXPRESSION TAG SEQADV 4O5V GLY A -6 UNP Q9HJU1 EXPRESSION TAG SEQADV 4O5V LEU A -5 UNP Q9HJU1 EXPRESSION TAG SEQADV 4O5V PHE A -4 UNP Q9HJU1 EXPRESSION TAG SEQADV 4O5V GLN A -3 UNP Q9HJU1 EXPRESSION TAG SEQADV 4O5V GLY A -2 UNP Q9HJU1 EXPRESSION TAG SEQADV 4O5V PRO A -1 UNP Q9HJU1 EXPRESSION TAG SEQADV 4O5V HIS A 0 UNP Q9HJU1 EXPRESSION TAG SEQRES 1 A 239 MSE GLY SER SER HIS HIS HIS HIS HIS HIS SER SER GLY SEQRES 2 A 239 LEU PHE GLN GLY PRO HIS MSE ASN GLU ASN ARG ILE ARG SEQRES 3 A 239 SER VAL THR GLU GLU ASP TYR LEU LYS ILE ILE GLN GLU SEQRES 4 A 239 LEU VAL LEU TYR LYS GLY TYR ALA THR LEU ALA ASP ILE SEQRES 5 A 239 SER ARG SER LEU ASN VAL LYS ARG GLN SER VAL ARG ASP SEQRES 6 A 239 GLU ILE ASN HIS LEU ILE SER LEU SER MSE ALA GLU LYS SEQRES 7 A 239 ILE GLU ARG GLY LYS TYR ARG LEU THR PRO SER GLY ASP SEQRES 8 A 239 ARG GLU ALA ASN ARG PHE LEU ARG LYS HIS ARG THR ALA SEQRES 9 A 239 GLU ILE LEU LEU SER ARG CYS ILE GLY ILE PRO TRP GLU SEQRES 10 A 239 ARG VAL ASP GLU GLU ALA MSE GLY ILE GLU HIS GLY MSE SEQRES 11 A 239 THR GLU GLU ILE ILE GLN ARG THR ILE GLU ARG PHE GLY SEQRES 12 A 239 VAL ASP ARG CYS PRO HIS GLY ASN PRO ILE PRO ASP PRO SEQRES 13 A 239 GLU GLY ASN VAL GLU PRO VAL ALA ASP VAL ARG ILE THR SEQRES 14 A 239 SER LEU LEU PRO ASP SER THR ALA ARG ILE SER ARG ILE SEQRES 15 A 239 VAL TYR GLU THR ASP ASP ILE LEU HIS PHE LEU ALA LEU SEQRES 16 A 239 ASN GLY LEU ILE PRO GLY LYS ASP ILE LYS ILE GLU SER SEQRES 17 A 239 VAL LYS ASP THR VAL ARG VAL LEU VAL ASP GLY ARG SER SEQRES 18 A 239 ILE GLU ILE PRO THR ASP ILE ALA MSE ALA ILE MSE VAL SEQRES 19 A 239 THR VAL ASP ASP ARG MODRES 4O5V MSE A 56 MET SELENOMETHIONINE MODRES 4O5V MSE A 105 MET SELENOMETHIONINE MODRES 4O5V MSE A 111 MET SELENOMETHIONINE MODRES 4O5V MSE A 211 MET SELENOMETHIONINE MODRES 4O5V MSE A 214 MET SELENOMETHIONINE HET MSE A 56 8 HET MSE A 105 8 HET MSE A 111 8 HET MSE A 211 8 HET MSE A 214 8 HET FE2 A 301 1 HET FE2 A 302 1 HETNAM MSE SELENOMETHIONINE HETNAM FE2 FE (II) ION FORMUL 1 MSE 5(C5 H11 N O2 SE) FORMUL 2 FE2 2(FE 2+) FORMUL 4 HOH *111(H2 O) HELIX 1 1 THR A 10 GLY A 26 1 17 HELIX 2 2 THR A 29 ASN A 38 1 10 HELIX 3 3 LYS A 40 LEU A 54 1 15 HELIX 4 4 THR A 68 GLY A 94 1 27 HELIX 5 5 ARG A 99 ALA A 104 1 6 HELIX 6 6 MSE A 105 GLY A 106 5 2 HELIX 7 7 ILE A 107 MSE A 111 5 5 HELIX 8 8 THR A 112 GLY A 124 1 13 HELIX 9 9 THR A 150 LEU A 152 5 3 HELIX 10 10 THR A 167 ASN A 177 1 11 HELIX 11 11 THR A 207 MSE A 211 1 5 SHEET 1 A 2 ALA A 57 GLU A 61 0 SHEET 2 A 2 LYS A 64 LEU A 67 -1 O LYS A 64 N ILE A 60 SHEET 1 B 6 VAL A 147 ARG A 148 0 SHEET 2 B 6 ILE A 213 VAL A 217 -1 O VAL A 215 N VAL A 147 SHEET 3 B 6 THR A 157 ILE A 163 -1 N ARG A 159 O THR A 216 SHEET 4 B 6 ASP A 184 SER A 189 -1 O ILE A 185 N ALA A 158 SHEET 5 B 6 THR A 193 VAL A 198 -1 O ARG A 195 N GLU A 188 SHEET 6 B 6 ARG A 201 PRO A 206 -1 O ARG A 201 N VAL A 198 SSBOND 1 CYS A 92 CYS A 92 1555 2665 2.38 LINK C SER A 55 N MSE A 56 1555 1555 1.33 LINK C MSE A 56 N ALA A 57 1555 1555 1.32 LINK C ALA A 104 N MSE A 105 1555 1555 1.31 LINK C MSE A 105 N GLY A 106 1555 1555 1.31 LINK C GLY A 110 N MSE A 111 1555 1555 1.32 LINK C MSE A 111 N THR A 112 1555 1555 1.31 LINK C ALA A 210 N MSE A 211 1555 1555 1.32 LINK C MSE A 211 N ALA A 212 1555 1555 1.32 LINK C ILE A 213 N MSE A 214 1555 1555 1.31 LINK C MSE A 214 N VAL A 215 1555 1555 1.31 LINK OE2 GLU A 86 FE FE2 A 302 1555 1555 2.21 LINK NE2 HIS A 82 FE FE2 A 302 1555 1555 2.22 LINK OD1 ASP A 101 FE FE2 A 302 1555 1555 2.23 LINK FE FE2 A 302 O HOH A 405 1555 1555 2.30 LINK OE1 GLU A 86 FE FE2 A 301 1555 1555 2.32 LINK OE1 GLU A 166 FE FE2 A 302 1555 1555 2.38 LINK ND1 HIS A 130 FE FE2 A 301 1555 1555 2.38 LINK FE FE2 A 301 O HOH A 405 1555 1555 2.40 LINK SG CYS A 128 FE FE2 A 301 1555 1555 2.43 LINK FE FE2 A 302 O HOH A 401 1555 1555 2.48 LINK OE2 GLU A 166 FE FE2 A 301 1555 1555 2.50 SITE 1 AC1 6 GLU A 86 CYS A 128 HIS A 130 GLU A 166 SITE 2 AC1 6 FE2 A 302 HOH A 405 SITE 1 AC2 7 HIS A 82 GLU A 86 ASP A 101 GLU A 166 SITE 2 AC2 7 FE2 A 301 HOH A 401 HOH A 405 CRYST1 61.198 84.978 47.078 90.00 90.00 90.00 P 21 21 2 4 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 0.016340 0.000000 0.000000 0.00000 SCALE2 0.000000 0.011768 0.000000 0.00000 SCALE3 0.000000 0.000000 0.021241 0.00000