HEADER OXIDOREDUCTASE 25-AUG-11 3TJT TITLE CRYSTAL STRUCTURE ANALYSIS OF THE SUPEROXIDE DISMUTASE FROM TITLE 2 CLOSTRIDIUM DIFFICILE COMPND MOL_ID: 1; COMPND 2 MOLECULE: SUPEROXIDE DISMUTASE; COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: UNP RESIDUES 27-234; COMPND 5 EC: 1.15.1.1; COMPND 6 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: CLOSTRIDIUM DIFFICILE; SOURCE 3 ORGANISM_TAXID: 272563; SOURCE 4 STRAIN: 630; SOURCE 5 GENE: CD630_16310, SODA, YP_001088132.1; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: ROSSETA(DE3)PLYS S; SOURCE 9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 10 EXPRESSION_SYSTEM_PLASMID: PMAL-C2X KEYWDS SUPEROXIDE DISMUTASE, METAL ION BINDING, ROSSMANN FOLD, KEYWDS 2 OXIDOREDUCTASE EXPDTA X-RAY DIFFRACTION AUTHOR W.LI,C.LEI,T.L.YING,H.F.WANG,X.S.TAN REVDAT 1 29-AUG-12 3TJT 0 JRNL AUTH W.LI,C.LEI,T.L.YING,H.F.WANG,X.S.TAN JRNL TITL CRYSTAL STRUCTURE OF THE SUPEROXIDE DISMUTASE FROM JRNL TITL 2 CLOSTRIDIUM DIFFICILE JRNL REF TO BE PUBLISHED JRNL REFN REMARK 2 REMARK 2 RESOLUTION. 1.80 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX (PHENIX.REFINE: 1.5_2) REMARK 3 AUTHORS : PAUL ADAMS,PAVEL AFONINE,VICENT 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) : 1.80 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 40.79 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 0.110 REMARK 3 COMPLETENESS FOR RANGE (%) : 93.4 REMARK 3 NUMBER OF REFLECTIONS : 40736 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.181 REMARK 3 R VALUE (WORKING SET) : 0.180 REMARK 3 FREE R VALUE : 0.203 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.570 REMARK 3 FREE R VALUE TEST SET COUNT : 1946 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 40.7978 - 4.3387 0.78 2685 128 0.1856 0.1951 REMARK 3 2 4.3387 - 3.4443 0.78 2517 121 0.1629 0.1836 REMARK 3 3 3.4443 - 3.0091 0.96 3032 144 0.1780 0.1986 REMARK 3 4 3.0091 - 2.7341 0.99 3083 146 0.1815 0.1954 REMARK 3 5 2.7341 - 2.5381 0.98 3049 145 0.1843 0.2095 REMARK 3 6 2.5381 - 2.3885 0.98 3035 146 0.1792 0.1968 REMARK 3 7 2.3885 - 2.2689 0.98 3025 144 0.1780 0.2037 REMARK 3 8 2.2689 - 2.1701 0.97 2965 140 0.1678 0.2186 REMARK 3 9 2.1701 - 2.0866 0.97 2969 145 0.1706 0.1919 REMARK 3 10 2.0866 - 2.0146 0.97 2950 140 0.1735 0.2289 REMARK 3 11 2.0146 - 1.9516 0.96 2923 142 0.1828 0.1991 REMARK 3 12 1.9516 - 1.8958 0.94 2870 138 0.1922 0.2079 REMARK 3 13 1.8958 - 1.8459 0.93 2801 136 0.1936 0.2369 REMARK 3 14 1.8459 - 1.8009 0.91 2767 131 0.1947 0.2248 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 : 0.37 REMARK 3 B_SOL : 38.25 REMARK 3 REMARK 3 ERROR ESTIMATES. REMARK 3 COORDINATE ERROR (MAXIMUM-LIKELIHOOD BASED) : 0.170 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 16.690 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 30.70 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 30.70 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -0.26460 REMARK 3 B22 (A**2) : -0.26460 REMARK 3 B33 (A**2) : 0.52920 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 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 : 0.006 1717 REMARK 3 ANGLE : 0.979 2330 REMARK 3 CHIRALITY : 0.074 241 REMARK 3 PLANARITY : 0.005 300 REMARK 3 DIHEDRAL : 17.172 616 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: USED WEIGHTED FULL MATRIX LEAST SQUARES REMARK 3 PROCEDURE REMARK 4 REMARK 4 3TJT COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 07-SEP-11. REMARK 100 THE RCSB ID CODE IS RCSB067565. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 23-NOV-10 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 7.8 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : SSRF REMARK 200 BEAMLINE : BL17U REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.9795 REMARK 200 MONOCHROMATOR : SI 111 CHANNEL REMARK 200 OPTICS : MIRRORS 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 : 42617 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.800 REMARK 200 RESOLUTION RANGE LOW (A) : 40.790 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 3.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 93.4 REMARK 200 DATA REDUNDANCY : 20.000 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : 0.13300 REMARK 200 FOR THE DATA SET : 22.9000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.80 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.83 REMARK 200 COMPLETENESS FOR SHELL (%) : 100.0 REMARK 200 DATA REDUNDANCY IN SHELL : 21.40 REMARK 200 R MERGE FOR SHELL (I) : 0.36000 REMARK 200 R SYM FOR SHELL (I) : 0.38600 REMARK 200 FOR SHELL : 12.600 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: PHASES REMARK 200 STARTING MODEL: PDB ENTRY 2RCV REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 74.56 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 4.83 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.2M SODIUM CITRATE DIHYDROGEN, 20% REMARK 280 PEG 3350, PH 7.8, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 289K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 65 2 2 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+1/2 REMARK 290 5555 Y,-X+Y,Z+1/6 REMARK 290 6555 X-Y,X,Z+5/6 REMARK 290 7555 Y,X,-Z+2/3 REMARK 290 8555 X-Y,-Y,-Z REMARK 290 9555 -X,-X+Y,-Z+1/3 REMARK 290 10555 -Y,-X,-Z+1/6 REMARK 290 11555 -X+Y,Y,-Z+1/2 REMARK 290 12555 X,X-Y,-Z+5/6 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 167.75400 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 83.87700 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 125.81550 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 41.93850 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 209.69250 REMARK 290 SMTRY1 7 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 7 0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 167.75400 REMARK 290 SMTRY1 8 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 8 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 8 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 9 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 9 -0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 9 0.000000 0.000000 -1.000000 83.87700 REMARK 290 SMTRY1 10 0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 10 -0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 10 0.000000 0.000000 -1.000000 41.93850 REMARK 290 SMTRY1 11 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 11 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 11 0.000000 0.000000 -1.000000 125.81550 REMARK 290 SMTRY1 12 0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 12 0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 12 0.000000 0.000000 -1.000000 209.69250 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: 1720 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 18350 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -12.0 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 0.500000 0.866025 0.000000 40.19950 REMARK 350 BIOMT2 2 0.866025 -0.500000 0.000000 -69.62758 REMARK 350 BIOMT3 2 0.000000 0.000000 -1.000000 -41.93850 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 HOH A 2 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 PRO A 27 REMARK 465 GLU A 28 REMARK 465 LYS A 231 REMARK 465 SER A 232 REMARK 465 GLN A 233 REMARK 465 ASP A 234 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 GLU A 127 -142.36 54.03 REMARK 500 ASN A 177 -123.90 55.21 REMARK 500 TYR A 199 -6.26 -143.35 REMARK 500 GLN A 204 -127.54 47.96 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 FE A 1 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASP A 193 OD2 REMARK 620 2 HIS A 56 NE2 85.0 REMARK 620 3 HIS A 197 NE2 121.5 101.5 REMARK 620 4 HOH A 4 O 83.9 168.1 87.8 REMARK 620 5 HIS A 111 NE2 111.8 88.7 126.3 91.6 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 FE A 1 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 2RCV RELATED DB: PDB REMARK 900 HOMOLOGUE DBREF 3TJT A 27 234 UNP Q186I6 Q186I6_CLOD6 27 234 SEQRES 1 A 208 PRO GLU ASN ASN LYS PHE LYS VAL LYS PRO LEU PRO TYR SEQRES 2 A 208 ALA TYR ASP ALA LEU GLU PRO TYR ILE ASP LYS GLU THR SEQRES 3 A 208 MET LYS LEU HIS HIS ASP LYS HIS TYR GLN ALA TYR VAL SEQRES 4 A 208 ASP LYS LEU ASN ALA ALA LEU GLU LYS TYR PRO GLU LEU SEQRES 5 A 208 TYR ASN TYR SER LEU CYS GLU LEU LEU GLN ASN LEU ASP SEQRES 6 A 208 SER LEU PRO LYS ASP ILE ALA THR THR VAL ARG ASN ASN SEQRES 7 A 208 ALA GLY GLY ALA TYR ASN HIS LYS PHE PHE PHE ASP ILE SEQRES 8 A 208 MET THR PRO GLU LYS THR ILE PRO SER GLU SER LEU LYS SEQRES 9 A 208 GLU ALA ILE ASP ARG ASP PHE GLY SER PHE GLU LYS PHE SEQRES 10 A 208 LYS GLN GLU PHE GLN LYS SER ALA LEU ASP VAL PHE GLY SEQRES 11 A 208 SER GLY TRP ALA TRP LEU VAL ALA THR LYS ASP GLY LYS SEQRES 12 A 208 LEU SER ILE MET THR THR PRO ASN GLN ASP SER PRO VAL SEQRES 13 A 208 SER LYS ASN LEU THR PRO ILE ILE GLY LEU ASP VAL TRP SEQRES 14 A 208 GLU HIS ALA TYR TYR LEU LYS TYR GLN ASN ARG ARG ASN SEQRES 15 A 208 GLU TYR ILE ASP ASN TRP PHE ASN VAL VAL ASN TRP ASN SEQRES 16 A 208 GLY ALA LEU GLU ASN TYR LYS ASN LEU LYS SER GLN ASP HET FE A 1 1 HETNAM FE FE (III) ION FORMUL 2 FE FE 3+ FORMUL 3 HOH *361(H2 O) HELIX 1 1 ASP A 49 LYS A 59 1 11 HELIX 2 2 LYS A 59 GLU A 73 1 15 HELIX 3 3 LYS A 74 TYR A 81 5 8 HELIX 4 4 SER A 82 ASN A 89 1 8 HELIX 5 5 LEU A 90 LEU A 93 5 4 HELIX 6 6 PRO A 94 ASP A 96 5 3 HELIX 7 7 ILE A 97 ILE A 117 1 21 HELIX 8 8 SER A 126 GLY A 138 1 13 HELIX 9 9 SER A 139 VAL A 154 1 16 HELIX 10 10 SER A 180 ASN A 185 5 6 HELIX 11 11 TRP A 195 ALA A 198 5 4 HELIX 12 12 TYR A 199 GLN A 204 1 6 HELIX 13 13 ARG A 206 PHE A 215 1 10 HELIX 14 14 ASN A 219 ASN A 229 1 11 SHEET 1 A 3 LEU A 170 PRO A 176 0 SHEET 2 A 3 GLY A 158 ALA A 164 -1 N TRP A 161 O MET A 173 SHEET 3 A 3 THR A 187 ASP A 193 -1 O ILE A 189 N LEU A 162 LINK OD2 ASP A 193 FE FE A 1 1555 1555 1.92 LINK NE2 HIS A 56 FE FE A 1 1555 1555 2.16 LINK NE2 HIS A 197 FE FE A 1 1555 1555 2.19 LINK FE FE A 1 O HOH A 4 1555 1555 2.23 LINK NE2 HIS A 111 FE FE A 1 1555 1555 2.23 CISPEP 1 GLU A 45 PRO A 46 0 4.40 SITE 1 AC1 5 HOH A 4 HIS A 56 HIS A 111 ASP A 193 SITE 2 AC1 5 HIS A 197 CRYST1 80.399 80.399 251.631 90.00 90.00 120.00 P 65 2 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 0.012438 0.007181 0.000000 0.00000 SCALE2 0.000000 0.014362 0.000000 0.00000 SCALE3 0.000000 0.000000 0.003974 0.00000 MASTER 307 0 1 14 3 0 2 6 0 0 0 16 END