HEADER OXIDOREDUCTASE 25-JUL-25 9S3W TITLE DIFE-SULERYTHIN_E126D REDUCED COMPND MOL_ID: 1; COMPND 2 MOLECULE: SULERYTHRIN; COMPND 3 CHAIN: A, B; COMPND 4 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: SULFURISPHAERA TOKODAII STR. 7; SOURCE 3 ORGANISM_TAXID: 273063; SOURCE 4 GENE: ST2370, STK_23700; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI B; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 37762 KEYWDS DIOXYGEN ACTIVATION, FOUR-HELIX BUNDLE, DIIRON, DIFERRIC-PEROXO KEYWDS 2 LIGAND, OXIDOREDUCTASE EXPDTA X-RAY DIFFRACTION AUTHOR J.-H.JEOUNG,H.DOBBEK REVDAT 1 10-JUN-26 9S3W 0 JRNL AUTH J.H.JEOUNG,S.RUNGER,K.WEISSER,J.RUICKOLDT,S.BHATTACHARYA, JRNL AUTH 2 C.LIMBERG,H.DOBBEK JRNL TITL O 2 ACTIVATION AT AN ENZYMATIC DIIRON SITE: BRIDGING LIGAND JRNL TITL 2 SUBSTITUTIONS ALTER DIFERRIC-(HYDRO)PEROXO STATES. JRNL REF ANGEW.CHEM.INT.ED.ENGL. V. 65 19180 2026 JRNL REFN ESSN 1521-3773 JRNL PMID 41452222 JRNL DOI 10.1002/ANIE.202519180 REMARK 2 REMARK 2 RESOLUTION. 1.44 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX 1.21.2_5419 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 : GEOSTD + MONOMER LIBRARY + CDL V1.2 REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.44 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 23.61 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.340 REMARK 3 COMPLETENESS FOR RANGE (%) : 99.7 REMARK 3 NUMBER OF REFLECTIONS : 56830 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.152 REMARK 3 R VALUE (WORKING SET) : 0.151 REMARK 3 FREE R VALUE : 0.195 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 1.930 REMARK 3 FREE R VALUE TEST SET COUNT : 1096 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 23.6100 - 2.8700 1.00 7048 138 0.1345 0.1574 REMARK 3 2 2.8700 - 2.2800 1.00 7002 138 0.1536 0.2073 REMARK 3 3 2.2800 - 1.9900 1.00 6982 137 0.1347 0.2070 REMARK 3 4 1.9900 - 1.8100 1.00 6937 137 0.1532 0.2172 REMARK 3 5 1.8100 - 1.6800 1.00 6988 137 0.1560 0.2313 REMARK 3 6 1.6800 - 1.5800 1.00 6959 137 0.1817 0.2347 REMARK 3 7 1.5800 - 1.5000 1.00 6995 138 0.2497 0.2731 REMARK 3 8 1.5000 - 1.4400 0.98 6823 134 0.3352 0.3724 REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : FLAT BULK SOLVENT MODEL REMARK 3 SOLVENT RADIUS : 1.10 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) : 0.212 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 23.684 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 32.58 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 : 0.007 2341 REMARK 3 ANGLE : 0.748 3161 REMARK 3 CHIRALITY : 0.066 324 REMARK 3 PLANARITY : 0.007 420 REMARK 3 DIHEDRAL : 17.001 897 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 9S3W COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 25-JUL-25. REMARK 100 THE DEPOSITION ID IS D_1292149718. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 27-SEP-17 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : NULL REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : BESSY REMARK 200 BEAMLINE : 14.1 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.91841 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : PIXEL REMARK 200 DETECTOR MANUFACTURER : DECTRIS PILATUS3 S 6M REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XDS REMARK 200 DATA SCALING SOFTWARE : XSCALE REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 56855 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.438 REMARK 200 RESOLUTION RANGE LOW (A) : 39.610 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.9 REMARK 200 DATA REDUNDANCY : 6.660 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 11.2000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.44 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.52 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: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: PHASER REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 51.24 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.52 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.1 M BIS-TRIS PH 5.5 + 20-25% (W/V) REMARK 280 POLYETHYLENE GLYCOL 3350, VAPOR DIFFUSION, SITTING DROP, REMARK 280 TEMPERATURE 291.15K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 63 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -Y,X-Y,Z REMARK 290 3555 -X+Y,-X,Z REMARK 290 4555 -X,-Y,Z+1/2 REMARK 290 5555 Y,-X+Y,Z+1/2 REMARK 290 6555 X-Y,X,Z+1/2 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 0.00000 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 0.00000 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 50.30050 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 50.30050 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 50.30050 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: 7720 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 12950 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -143.0 KCAL/MOL 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 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 B 445 LIES ON A SPECIAL POSITION. REMARK 375 HOH B 453 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 MET A 1 REMARK 465 LYS A 2 REMARK 465 THR A 144 REMARK 465 GLY B 142 REMARK 465 GLY B 143 REMARK 465 THR B 144 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 TYR A 39 75.26 -118.75 REMARK 500 GLN A 98 -59.43 -127.69 REMARK 500 TYR B 39 73.14 -116.25 REMARK 500 GLN B 98 -56.89 -129.87 REMARK 500 PHE B 112 72.95 -118.43 REMARK 500 REMARK 500 REMARK: NULL REMARK 525 REMARK 525 SOLVENT REMARK 525 REMARK 525 THE SOLVENT MOLECULES HAVE CHAIN IDENTIFIERS THAT REMARK 525 INDICATE THE POLYMER CHAIN WITH WHICH THEY ARE MOST REMARK 525 CLOSELY ASSOCIATED. THE REMARK LISTS ALL THE SOLVENT REMARK 525 MOLECULES WHICH ARE MORE THAN 5A AWAY FROM THE REMARK 525 NEAREST POLYMER CHAIN (M = MODEL NUMBER; REMARK 525 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE REMARK 525 NUMBER; I=INSERTION CODE): REMARK 525 REMARK 525 M RES CSSEQI REMARK 525 HOH A 488 DISTANCE = 6.01 ANGSTROMS REMARK 525 HOH A 489 DISTANCE = 6.47 ANGSTROMS REMARK 525 HOH A 490 DISTANCE = 7.28 ANGSTROMS 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 201 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 GLU A 20 OE1 REMARK 620 2 GLU A 20 OE2 55.1 REMARK 620 3 GLU A 53 OE1 73.0 128.0 REMARK 620 4 HIS A 56 ND1 99.7 92.6 92.2 REMARK 620 5 ASP B 126 OD1 154.8 140.9 89.1 98.6 REMARK 620 6 ASP B 126 OD2 140.4 88.7 141.7 97.3 52.8 REMARK 620 7 HOH B 302 O 88.8 100.6 80.5 166.8 70.5 82.1 REMARK 620 N 1 2 3 4 5 6 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 FE2 B 201 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 GLU A 53 OE2 REMARK 620 2 GLU B 92 OE1 138.5 REMARK 620 3 GLU B 92 OE2 81.7 58.9 REMARK 620 4 ASP B 126 OD1 126.2 91.5 150.3 REMARK 620 5 HIS B 129 ND1 94.5 105.3 101.9 87.1 REMARK 620 6 HOH B 302 O 81.6 91.7 99.5 77.6 157.5 REMARK 620 N 1 2 3 4 5 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 FE2 A 203 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 GLU A 92 OE1 REMARK 620 2 GLU A 92 OE2 57.7 REMARK 620 3 ASP A 126 OD1 89.3 146.9 REMARK 620 4 HIS A 129 ND1 105.5 102.9 87.1 REMARK 620 5 HOH A 303 O 91.9 100.2 76.7 156.1 REMARK 620 6 GLU B 53 OE2 140.7 85.3 125.7 94.8 81.1 REMARK 620 N 1 2 3 4 5 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 FE2 B 202 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASP A 126 OD1 REMARK 620 2 ASP A 126 OD2 52.3 REMARK 620 3 HOH A 303 O 73.3 82.0 REMARK 620 4 GLU B 20 OE1 157.7 141.0 89.8 REMARK 620 5 GLU B 20 OE2 139.0 87.3 96.8 55.8 REMARK 620 6 GLU B 53 OE1 89.7 141.8 83.8 73.8 129.5 REMARK 620 7 HIS B 56 ND1 97.8 97.4 169.2 97.2 93.9 90.3 REMARK 620 N 1 2 3 4 5 6 DBREF 9S3W A 3 144 UNP F9VPE5 F9VPE5_SULTO 3 144 DBREF 9S3W B 3 144 UNP F9VPE5 F9VPE5_SULTO 3 144 SEQADV 9S3W MET A 1 UNP F9VPE5 INITIATING METHIONINE SEQADV 9S3W LYS A 2 UNP F9VPE5 EXPRESSION TAG SEQADV 9S3W ASP A 126 UNP F9VPE5 GLU 126 ENGINEERED MUTATION SEQADV 9S3W MET B 1 UNP F9VPE5 INITIATING METHIONINE SEQADV 9S3W LYS B 2 UNP F9VPE5 EXPRESSION TAG SEQADV 9S3W ASP B 126 UNP F9VPE5 GLU 126 ENGINEERED MUTATION SEQRES 1 A 144 MET LYS ASP LEU LYS GLY THR LYS THR ALA GLU ASN LEU SEQRES 2 A 144 LYS GLN GLY PHE ILE GLY GLU SER MET ALA ASN ARG ARG SEQRES 3 A 144 TYR LEU TYR PHE ALA LYS ARG ALA ASP GLU GLU GLY TYR SEQRES 4 A 144 PRO GLU ILE ALA GLY LEU LEU ARG SER ILE ALA GLU GLY SEQRES 5 A 144 GLU THR ALA HIS ALA PHE GLY HIS LEU ASP PHE ILE ARG SEQRES 6 A 144 GLN GLY GLY LEU THR ASP PRO ALA THR ASP LYS PRO ILE SEQRES 7 A 144 GLY THR LEU GLU GLN MET ILE GLU SER ALA ILE ALA GLY SEQRES 8 A 144 GLU THR TYR GLU TRP THR GLN MET TYR PRO GLY PHE ALA SEQRES 9 A 144 LYS VAL ALA ARG GLU GLU GLY PHE PRO GLU VAL ALA GLU SEQRES 10 A 144 TRP PHE GLU THR LEU ALA ARG ALA ASP LYS SER HIS ALA SEQRES 11 A 144 GLU LYS PHE GLN ASN VAL LEU LYS GLN LEU LYS GLY GLY SEQRES 12 A 144 THR SEQRES 1 B 144 MET LYS ASP LEU LYS GLY THR LYS THR ALA GLU ASN LEU SEQRES 2 B 144 LYS GLN GLY PHE ILE GLY GLU SER MET ALA ASN ARG ARG SEQRES 3 B 144 TYR LEU TYR PHE ALA LYS ARG ALA ASP GLU GLU GLY TYR SEQRES 4 B 144 PRO GLU ILE ALA GLY LEU LEU ARG SER ILE ALA GLU GLY SEQRES 5 B 144 GLU THR ALA HIS ALA PHE GLY HIS LEU ASP PHE ILE ARG SEQRES 6 B 144 GLN GLY GLY LEU THR ASP PRO ALA THR ASP LYS PRO ILE SEQRES 7 B 144 GLY THR LEU GLU GLN MET ILE GLU SER ALA ILE ALA GLY SEQRES 8 B 144 GLU THR TYR GLU TRP THR GLN MET TYR PRO GLY PHE ALA SEQRES 9 B 144 LYS VAL ALA ARG GLU GLU GLY PHE PRO GLU VAL ALA GLU SEQRES 10 B 144 TRP PHE GLU THR LEU ALA ARG ALA ASP LYS SER HIS ALA SEQRES 11 B 144 GLU LYS PHE GLN ASN VAL LEU LYS GLN LEU LYS GLY GLY SEQRES 12 B 144 THR HET FE2 A 201 1 HET CL A 202 1 HET FE2 A 203 1 HET FE2 B 201 1 HET FE2 B 202 1 HET CL B 203 1 HET CL B 204 1 HETNAM FE2 FE (II) ION HETNAM CL CHLORIDE ION FORMUL 3 FE2 4(FE 2+) FORMUL 4 CL 3(CL 1-) FORMUL 10 HOH *357(H2 O) HELIX 1 AA1 THR A 7 GLY A 38 1 32 HELIX 2 AA2 TYR A 39 GLY A 67 1 29 HELIX 3 AA3 THR A 80 GLN A 98 1 19 HELIX 4 AA4 GLN A 98 GLU A 110 1 13 HELIX 5 AA5 PHE A 112 GLY A 143 1 32 HELIX 6 AA6 THR B 7 GLY B 38 1 32 HELIX 7 AA7 TYR B 39 GLY B 67 1 29 HELIX 8 AA8 THR B 80 GLN B 98 1 19 HELIX 9 AA9 GLN B 98 GLU B 110 1 13 HELIX 10 AB1 PHE B 112 LYS B 141 1 30 LINK OE1 GLU A 20 FE FE2 A 201 1555 1555 2.49 LINK OE2 GLU A 20 FE FE2 A 201 1555 1555 2.21 LINK OE1 GLU A 53 FE FE2 A 201 1555 1555 2.24 LINK OE2 GLU A 53 FE FE2 B 201 1555 1555 2.08 LINK ND1 HIS A 56 FE FE2 A 201 1555 1555 2.29 LINK OE1 GLU A 92 FE FE2 A 203 1555 1555 2.25 LINK OE2 GLU A 92 FE FE2 A 203 1555 1555 2.28 LINK OD1 ASP A 126 FE FE2 A 203 1555 1555 2.08 LINK OD1 ASP A 126 FE FE2 B 202 1555 1555 2.53 LINK OD2 ASP A 126 FE FE2 B 202 1555 1555 2.40 LINK ND1 HIS A 129 FE FE2 A 203 1555 1555 2.26 LINK FE FE2 A 201 OD1 ASP B 126 1555 1555 2.51 LINK FE FE2 A 201 OD2 ASP B 126 1555 1555 2.39 LINK FE FE2 A 201 O HOH B 302 1555 1555 2.29 LINK FE FE2 A 203 O HOH A 303 1555 1555 2.51 LINK FE FE2 A 203 OE2 GLU B 53 1555 1555 2.03 LINK O HOH A 303 FE FE2 B 202 1555 1555 2.27 LINK OE1 GLU B 20 FE FE2 B 202 1555 1555 2.42 LINK OE2 GLU B 20 FE FE2 B 202 1555 1555 2.22 LINK OE1 GLU B 53 FE FE2 B 202 1555 1555 2.19 LINK ND1 HIS B 56 FE FE2 B 202 1555 1555 2.31 LINK OE1 GLU B 92 FE FE2 B 201 1555 1555 2.22 LINK OE2 GLU B 92 FE FE2 B 201 1555 1555 2.24 LINK OD1 ASP B 126 FE FE2 B 201 1555 1555 2.04 LINK ND1 HIS B 129 FE FE2 B 201 1555 1555 2.23 LINK FE FE2 B 201 O HOH B 302 1555 1555 2.36 CRYST1 74.197 74.197 100.601 90.00 90.00 120.00 P 63 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 0.013478 0.007781 0.000000 0.00000 SCALE2 0.000000 0.015563 0.000000 0.00000 SCALE3 0.000000 0.000000 0.009940 0.00000 CONECT 141 2286 CONECT 142 2286 CONECT 406 2286 CONECT 407 2289 CONECT 426 2286 CONECT 694 2288 CONECT 695 2288 CONECT 993 2288 2290 CONECT 994 2290 CONECT 1019 2288 CONECT 1313 2290 CONECT 1314 2290 CONECT 1584 2290 CONECT 1585 2288 CONECT 1604 2290 CONECT 1872 2289 CONECT 1873 2289 CONECT 2157 2286 2289 CONECT 2158 2286 CONECT 2180 2289 CONECT 2286 141 142 406 426 CONECT 2286 2157 2158 2484 CONECT 2288 694 695 993 1019 CONECT 2288 1585 2295 CONECT 2289 407 1872 1873 2157 CONECT 2289 2180 2484 CONECT 2290 993 994 1313 1314 CONECT 2290 1584 1604 2295 CONECT 2295 2288 2290 CONECT 2484 2286 2289 MASTER 317 0 7 10 0 0 0 6 2589 2 30 24 END