HEADER OXIDOREDUCTASE 05-APR-05 1ZA5 TITLE Q69H-FESOD COMPND MOL_ID: 1; COMPND 2 MOLECULE: SUPEROXIDE DISMUTASE [FE]; COMPND 3 CHAIN: A, B; COMPND 4 EC: 1.15.1.1; COMPND 5 ENGINEERED: YES; COMPND 6 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: ESCHERICHIA COLI; SOURCE 3 ORGANISM_TAXID: 562; SOURCE 4 GENE: SODB; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 7 EXPRESSION_SYSTEM_STRAIN: QC774 KEYWDS H-BONDING REDOX TUNING SUPEROXIDE DISMUTASE PROTON-COUPLED ELECTRON KEYWDS 2 TRANSFER, OXIDOREDUCTASE EXPDTA X-RAY DIFFRACTION AUTHOR E.YIKILMAZ,D.W.RODGERS,A.F.MILLER REVDAT 4 14-FEB-24 1ZA5 1 REMARK REVDAT 3 20-OCT-21 1ZA5 1 REMARK SEQADV REVDAT 2 24-FEB-09 1ZA5 1 VERSN REVDAT 1 14-MAR-06 1ZA5 0 JRNL AUTH E.YIKILMAZ,D.W.RODGERS,A.F.MILLER JRNL TITL THE CRUCIAL IMPORTANCE OF CHEMISTRY IN THE JRNL TITL 2 STRUCTURE-FUNCTION LINK: MANIPULATING HYDROGEN BONDING IN JRNL TITL 3 IRON-CONTAINING SUPEROXIDE DISMUTASE. JRNL REF BIOCHEMISTRY V. 45 1151 2006 JRNL REFN ISSN 0006-2960 JRNL PMID 16430211 JRNL DOI 10.1021/BI051495D REMARK 2 REMARK 2 RESOLUTION. 1.80 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS 1.0 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 : ENGH & HUBER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.80 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 19.96 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : 973646.610 REMARK 3 DATA CUTOFF LOW (ABS(F)) : 0.0000 REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 87.9 REMARK 3 NUMBER OF REFLECTIONS : 32845 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) : 0.199 REMARK 3 FREE R VALUE : 0.237 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 10.000 REMARK 3 FREE R VALUE TEST SET COUNT : 3289 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : 0.004 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) : 1.80 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 1.91 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 49.10 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 2732 REMARK 3 BIN R VALUE (WORKING SET) : 0.3440 REMARK 3 BIN FREE R VALUE : 0.3880 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 10.00 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 302 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 : 3008 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 34 REMARK 3 SOLVENT ATOMS : 459 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 22.40 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 27.00 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 8.31000 REMARK 3 B22 (A**2) : -7.40000 REMARK 3 B33 (A**2) : -0.91000 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : 8.96000 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : 0.22 REMARK 3 ESD FROM SIGMAA (A) : 0.14 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) : 0.27 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.20 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.005 REMARK 3 BOND ANGLES (DEGREES) : 1.700 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 21.20 REMARK 3 IMPROPER ANGLES (DEGREES) : 1.300 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) : 1.120 ; 1.500 REMARK 3 MAIN-CHAIN ANGLE (A**2) : 1.620 ; 2.000 REMARK 3 SIDE-CHAIN BOND (A**2) : 1.890 ; 2.000 REMARK 3 SIDE-CHAIN ANGLE (A**2) : 2.670 ; 2.500 REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED : FLAT MODEL REMARK 3 KSOL : 0.36 REMARK 3 BSOL : 49.74 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 : ION.PARAM REMARK 3 PARAMETER FILE 4 : TRS.PAR REMARK 3 PARAMETER FILE 5 : NULL REMARK 3 TOPOLOGY FILE 1 : PROTEIN.TOP REMARK 3 TOPOLOGY FILE 2 : WATER.TOP REMARK 3 TOPOLOGY FILE 3 : ION.TOP REMARK 3 TOPOLOGY FILE 4 : TRS.TOP REMARK 3 TOPOLOGY FILE 5 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1ZA5 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 07-APR-05. REMARK 100 THE DEPOSITION ID IS D_1000032490. 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 REMARK 200 PH : 8.66 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 : RIGAKU RU200 REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.5418 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : NULL REMARK 200 DETECTOR MANUFACTURER : NULL REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 32845 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.800 REMARK 200 RESOLUTION RANGE LOW (A) : 20.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : -3.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 88.0 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) : 1.80 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.88 REMARK 200 COMPLETENESS FOR SHELL (%) : 43.0 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: MOLECULAR REPLACEMENT 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 (%): 49.12 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.42 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: MGCL2, PEG8000, PH 8.66, VAPOR REMARK 280 DIFFUSION, HANGING DROP, TEMPERATURE 277K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 1 21 1 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,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 42.46050 REMARK 290 SMTRY3 2 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 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 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 58 22.73 -150.66 REMARK 500 ALA A 84 -141.22 -135.94 REMARK 500 ASN A 117 105.23 -54.68 REMARK 500 ASN A 140 -114.12 55.69 REMARK 500 ARG A 167 -132.66 51.93 REMARK 500 ALA B 284 -138.40 -131.96 REMARK 500 ASN B 340 -112.66 55.51 REMARK 500 THR B 347 -168.90 -124.68 REMARK 500 ARG B 367 -133.09 55.55 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 193 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS A 26 NE2 REMARK 620 2 HIS A 73 NE2 92.3 REMARK 620 3 ASP A 156 OD1 86.2 113.4 REMARK 620 4 HIS A 160 NE2 94.6 126.8 119.6 REMARK 620 5 HOH A 196 O 173.3 92.0 87.4 87.0 REMARK 620 N 1 2 3 4 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 FE B 393 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS B 226 NE2 REMARK 620 2 HIS B 273 NE2 90.3 REMARK 620 3 ASP B 356 OD1 88.2 112.8 REMARK 620 4 HIS B 360 NE2 91.2 128.1 119.1 REMARK 620 5 HOH B 394 O 175.3 89.9 87.4 92.3 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 193 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE FE B 393 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE TRS A 194 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE TRS A 195 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE TRS B 1 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC6 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE TRS B 4 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1ISB RELATED DB: PDB REMARK 900 FESOD, OXIDIZED REMARK 900 RELATED ID: 1ISA RELATED DB: PDB REMARK 900 FESOD, REDUCED DBREF 1ZA5 A 1 192 UNP P0AGD3 SODF_ECOLI 1 192 DBREF 1ZA5 B 201 392 UNP P0AGD3 SODF_ECOLI 1 192 SEQADV 1ZA5 HIS A 69 UNP P0AGD3 GLN 69 ENGINEERED MUTATION SEQADV 1ZA5 HIS B 269 UNP P0AGD3 GLN 69 ENGINEERED MUTATION SEQRES 1 A 192 SER PHE GLU LEU PRO ALA LEU PRO TYR ALA LYS ASP ALA SEQRES 2 A 192 LEU ALA PRO HIS ILE SER ALA GLU THR ILE GLU TYR HIS SEQRES 3 A 192 TYR GLY LYS HIS HIS GLN THR TYR VAL THR ASN LEU ASN SEQRES 4 A 192 ASN LEU ILE LYS GLY THR ALA PHE GLU GLY LYS SER LEU SEQRES 5 A 192 GLU GLU ILE ILE ARG SER SER GLU GLY GLY VAL PHE ASN SEQRES 6 A 192 ASN ALA ALA HIS VAL TRP ASN HIS THR PHE TYR TRP ASN SEQRES 7 A 192 CYS LEU ALA PRO ASN ALA GLY GLY GLU PRO THR GLY LYS SEQRES 8 A 192 VAL ALA GLU ALA ILE ALA ALA SER PHE GLY SER PHE ALA SEQRES 9 A 192 ASP PHE LYS ALA GLN PHE THR ASP ALA ALA ILE LYS ASN SEQRES 10 A 192 PHE GLY SER GLY TRP THR TRP LEU VAL LYS ASN SER ASP SEQRES 11 A 192 GLY LYS LEU ALA ILE VAL SER THR SER ASN ALA GLY THR SEQRES 12 A 192 PRO LEU THR THR ASP ALA THR PRO LEU LEU THR VAL ASP SEQRES 13 A 192 VAL TRP GLU HIS ALA TYR TYR ILE ASP TYR ARG ASN ALA SEQRES 14 A 192 ARG PRO GLY TYR LEU GLU HIS PHE TRP ALA LEU VAL ASN SEQRES 15 A 192 TRP GLU PHE VAL ALA LYS ASN LEU ALA ALA SEQRES 1 B 192 SER PHE GLU LEU PRO ALA LEU PRO TYR ALA LYS ASP ALA SEQRES 2 B 192 LEU ALA PRO HIS ILE SER ALA GLU THR ILE GLU TYR HIS SEQRES 3 B 192 TYR GLY LYS HIS HIS GLN THR TYR VAL THR ASN LEU ASN SEQRES 4 B 192 ASN LEU ILE LYS GLY THR ALA PHE GLU GLY LYS SER LEU SEQRES 5 B 192 GLU GLU ILE ILE ARG SER SER GLU GLY GLY VAL PHE ASN SEQRES 6 B 192 ASN ALA ALA HIS VAL TRP ASN HIS THR PHE TYR TRP ASN SEQRES 7 B 192 CYS LEU ALA PRO ASN ALA GLY GLY GLU PRO THR GLY LYS SEQRES 8 B 192 VAL ALA GLU ALA ILE ALA ALA SER PHE GLY SER PHE ALA SEQRES 9 B 192 ASP PHE LYS ALA GLN PHE THR ASP ALA ALA ILE LYS ASN SEQRES 10 B 192 PHE GLY SER GLY TRP THR TRP LEU VAL LYS ASN SER ASP SEQRES 11 B 192 GLY LYS LEU ALA ILE VAL SER THR SER ASN ALA GLY THR SEQRES 12 B 192 PRO LEU THR THR ASP ALA THR PRO LEU LEU THR VAL ASP SEQRES 13 B 192 VAL TRP GLU HIS ALA TYR TYR ILE ASP TYR ARG ASN ALA SEQRES 14 B 192 ARG PRO GLY TYR LEU GLU HIS PHE TRP ALA LEU VAL ASN SEQRES 15 B 192 TRP GLU PHE VAL ALA LYS ASN LEU ALA ALA HET FE A 193 1 HET TRS A 194 8 HET TRS A 195 8 HET FE B 393 1 HET TRS B 1 8 HET TRS B 4 8 HETNAM FE FE (III) ION HETNAM TRS 2-AMINO-2-HYDROXYMETHYL-PROPANE-1,3-DIOL HETSYN TRS TRIS BUFFER FORMUL 3 FE 2(FE 3+) FORMUL 4 TRS 4(C4 H12 N O3 1+) FORMUL 9 HOH *459(H2 O) HELIX 1 1 SER A 19 TYR A 27 1 9 HELIX 2 2 LYS A 29 LYS A 43 1 15 HELIX 3 3 SER A 51 ARG A 57 1 7 HELIX 4 4 GLU A 60 LEU A 80 1 21 HELIX 5 5 THR A 89 GLY A 101 1 13 HELIX 6 6 SER A 102 ASN A 117 1 16 HELIX 7 7 THR A 143 THR A 147 5 5 HELIX 8 8 TRP A 158 ALA A 161 5 4 HELIX 9 9 TYR A 162 ARG A 167 1 6 HELIX 10 10 ALA A 169 ALA A 179 1 11 HELIX 11 11 ASN A 182 ALA A 192 1 11 HELIX 12 12 SER B 219 TYR B 227 1 9 HELIX 13 13 LYS B 229 LYS B 243 1 15 HELIX 14 14 SER B 251 ARG B 257 1 7 HELIX 15 15 GLU B 260 CYS B 279 1 20 HELIX 16 16 THR B 289 GLY B 301 1 13 HELIX 17 17 SER B 302 ASN B 317 1 16 HELIX 18 18 THR B 343 THR B 347 5 5 HELIX 19 19 TRP B 358 ALA B 361 5 4 HELIX 20 20 TYR B 362 ARG B 367 1 6 HELIX 21 21 ALA B 369 ALA B 379 1 11 HELIX 22 22 ASN B 382 ALA B 392 1 11 SHEET 1 A 3 LEU A 133 SER A 139 0 SHEET 2 A 3 GLY A 121 LYS A 127 -1 N TRP A 124 O VAL A 136 SHEET 3 A 3 THR A 150 ASP A 156 -1 O LEU A 152 N LEU A 125 SHEET 1 B 3 LEU B 333 SER B 339 0 SHEET 2 B 3 GLY B 321 LYS B 327 -1 N TRP B 324 O VAL B 336 SHEET 3 B 3 THR B 350 ASP B 356 -1 O THR B 350 N LYS B 327 LINK NE2 HIS A 26 FE FE A 193 1555 1555 2.19 LINK NE2 HIS A 73 FE FE A 193 1555 1555 2.16 LINK OD1 ASP A 156 FE FE A 193 1555 1555 2.01 LINK NE2 HIS A 160 FE FE A 193 1555 1555 2.17 LINK FE FE A 193 O HOH A 196 1555 1555 2.17 LINK NE2 HIS B 226 FE FE B 393 1555 1555 2.18 LINK NE2 HIS B 273 FE FE B 393 1555 1555 2.12 LINK OD1 ASP B 356 FE FE B 393 1555 1555 1.93 LINK NE2 HIS B 360 FE FE B 393 1555 1555 2.07 LINK FE FE B 393 O HOH B 394 1555 1555 2.23 CISPEP 1 ALA A 15 PRO A 16 0 0.10 CISPEP 2 ALA B 215 PRO B 216 0 -0.01 SITE 1 AC1 5 HIS A 26 HIS A 73 ASP A 156 HIS A 160 SITE 2 AC1 5 HOH A 196 SITE 1 AC2 5 HIS B 226 HIS B 273 ASP B 356 HIS B 360 SITE 2 AC2 5 HOH B 394 SITE 1 AC3 5 SER A 51 GLU A 54 TRS B 1 GLY B 249 SITE 2 AC3 5 HOH B 429 SITE 1 AC4 5 ASP A 165 HOH A 230 HOH A 266 HOH A 269 SITE 2 AC4 5 GLU B 260 SITE 1 AC5 6 GLY A 49 TRS A 194 GLY B 249 LYS B 250 SITE 2 AC5 6 SER B 251 GLU B 254 SITE 1 AC6 7 HOH A 372 GLU B 221 ARG B 257 SER B 258 SITE 2 AC6 7 SER B 259 HOH B 513 HOH B 560 CRYST1 41.202 84.921 61.634 90.00 108.37 90.00 P 1 21 1 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 0.024271 0.000000 0.008059 0.00000 SCALE2 0.000000 0.011776 0.000000 0.00000 SCALE3 0.000000 0.000000 0.017096 0.00000