HEADER ELECTRON TRANSPORT 20-APR-12 4AR4 TITLE NEUTRON CRYSTALLOGRAPHIC STRUCTURE OF THE REDUCED FORM PERDEUTERATED TITLE 2 PYROCOCCUS FURIOSUS RUBREDOXIN TO 1.38 ANGSTROM RESOLUTION. COMPND MOL_ID: 1; COMPND 2 MOLECULE: RUBREDOXIN; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: RD; COMPND 5 ENGINEERED: YES; COMPND 6 OTHER_DETAILS: REDUCED STATE (FE II), HYDRONIUM IONS, CARBOXYLIC COMPND 7 DEUTERONS SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: PYROCOCCUS FURIOSUS (STRAIN ATCC 43587 / DSM SOURCE 3 3638 / JCM 8422 / VC1); SOURCE 4 ORGANISM_TAXID: 186497; SOURCE 5 STRAIN: ATCC 43587 / DSM 3638 / JCM 8422 / VC1; SOURCE 6 GENE: RUB, PF1282; SOURCE 7 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 8 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 10 EXPRESSION_SYSTEM_VECTOR: PET28A KEYWDS ELECTRON TRANSPORT, PERDEUTERATED, MONOCHROMATIC NEUTRON KEYWDS 2 CRYSTALLOGRAPHY, HYDRONIUM, PROTONATION STATE EXPDTA NEUTRON DIFFRACTION AUTHOR M.G.CUYPERS,S.A.MASON,M.P.BLAKELEY,E.P.MITCHELL,M.HAERTLEIN, AUTHOR 2 V.T.FORSYTH REVDAT 7 03-MAY-23 4AR4 1 REMARK REVDAT 6 09-JUN-21 4AR4 1 COMPND SOURCE JRNL REMARK REVDAT 6 2 1 DBREF FORMUL LINK REVDAT 5 28-AUG-19 4AR4 1 REMARK REVDAT 4 22-MAR-17 4AR4 1 TITLE REMARK ATOM REVDAT 3 14-AUG-13 4AR4 1 ATOM REVDAT 2 06-MAR-13 4AR4 1 JRNL REVDAT 1 16-JAN-13 4AR4 0 JRNL AUTH M.G.CUYPERS,S.A.MASON,M.P.BLAKELEY,E.P.MITCHELL,M.HAERTLEIN, JRNL AUTH 2 V.T.FORSYTH JRNL TITL NEAR-ATOMIC RESOLUTION NEUTRON CRYSTALLOGRAPHY ON JRNL TITL 2 PERDEUTERATED PYROCOCCUS FURIOSUS RUBREDOXIN: IMPLICATION OF JRNL TITL 3 HYDRONIUM IONS AND PROTONATION STATE EQUILIBRIA IN REDOX JRNL TITL 4 CHANGES. JRNL REF ANGEW.CHEM.INT.ED.ENGL. V. 52 1022 2013 JRNL REFN ESSN 1521-3773 JRNL PMID 23225503 JRNL DOI 10.1002/ANIE.201207071 REMARK 2 REMARK 2 RESOLUTION. 1.38 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX 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) : 1.38 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 27.47 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 92.0 REMARK 3 NUMBER OF REFLECTIONS : 10500 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.188 REMARK 3 R VALUE (WORKING SET) : 0.186 REMARK 3 FREE R VALUE : 0.226 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.800 REMARK 3 FREE R VALUE TEST SET COUNT : 505 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 27.4702 - 2.1922 0.94 2665 129 0.1656 0.1935 REMARK 3 2 2.1922 - 1.7401 0.94 2538 139 0.1485 0.2071 REMARK 3 3 1.7401 - 1.5202 0.92 2486 114 0.2203 0.2568 REMARK 3 4 1.5202 - 1.3812 0.87 2306 123 0.3596 0.4166 REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : FLAT BULK SOLVENT MODEL REMARK 3 SOLVENT RADIUS : 0.90 REMARK 3 SHRINKAGE RADIUS : 0.60 REMARK 3 K_SOL : 0.60 REMARK 3 B_SOL : 40.16 REMARK 3 REMARK 3 ERROR ESTIMATES. REMARK 3 COORDINATE ERROR (MAXIMUM-LIKELIHOOD BASED) : 0.270 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 22.140 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 11.40 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 11.52 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -0.55270 REMARK 3 B22 (A**2) : 0.12000 REMARK 3 B33 (A**2) : 0.43260 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 : 0.005 1120 REMARK 3 ANGLE : 0.865 1873 REMARK 3 CHIRALITY : 0.065 64 REMARK 3 PLANARITY : 0.006 186 REMARK 3 DIHEDRAL : 13.090 257 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: THE HIGH HYGROSCOPICITY OF SODIUM REMARK 3 DITHIONITE ADDED TO THE CRYSTAL FOR FE REDUCTION LEADS TO THE REMARK 3 INTRODUCTION OF EXCHANGEABLE H AND D ATOM POSITIONS DESPITE REMARK 3 EFFORTS TO AVOID THE PRESENCE OF HYDROGEN ATOMS. REMARK 4 REMARK 4 4AR4 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 20-APR-12. REMARK 100 THE DEPOSITION ID IS D_1290052069. REMARK 230 REMARK 230 EXPERIMENTAL DETAILS REMARK 230 EXPERIMENT TYPE : NEUTRON DIFFRACTION REMARK 230 DATE OF DATA COLLECTION : NULL REMARK 230 TEMPERATURE (KELVIN) : NULL REMARK 230 PH : 6.20 REMARK 230 NUMBER OF CRYSTALS USED : 1 REMARK 230 REMARK 230 NEUTRON SOURCE : NUCLEAR REACTOR REMARK 230 BEAMLINE : D19 REMARK 230 WAVELENGTH OR RANGE (A) : 2.42 REMARK 230 MONOCHROMATOR : PYROLYTIC GRAPHITE (002) REMARK 230 OPTICS : BORON CARBIDE BEAM DEFINING REMARK 230 APERTURES REMARK 230 REMARK 230 DETECTOR TYPE : 5ATM 3HE, CURVED 120X30 DEGREES REMARK 230 DETECTOR MANUFACTURER : INSTITUT LAUE LANGEVIN DETECTOR REMARK 230 GROUP REMARK 230 INTENSITY-INTEGRATION SOFTWARE : RETREAT REMARK 230 DATA SCALING SOFTWARE : RETREAT REMARK 230 REMARK 230 NUMBER OF UNIQUE REFLECTIONS : 10521 REMARK 230 RESOLUTION RANGE HIGH (A) : 1.380 REMARK 230 RESOLUTION RANGE LOW (A) : 27.420 REMARK 230 REJECTION CRITERIA (SIGMA(I)) : 1.300 REMARK 230 REMARK 230 OVERALL. REMARK 230 COMPLETENESS FOR RANGE (%) : 93.1 REMARK 230 DATA REDUNDANCY : 3.700 REMARK 230 R MERGE (I) : 0.07000 REMARK 230 R SYM (I) : NULL REMARK 230 FOR THE DATA SET : 12.1000 REMARK 230 REMARK 230 IN THE HIGHEST RESOLUTION SHELL. REMARK 230 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : NULL REMARK 230 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : NULL REMARK 230 COMPLETENESS FOR SHELL (%) : NULL REMARK 230 DATA REDUNDANCY IN SHELL : NULL REMARK 230 R MERGE FOR SHELL (I) : NULL REMARK 230 R SYM FOR SHELL (I) : NULL REMARK 230 FOR SHELL : NULL REMARK 230 REMARK 230 METHOD USED TO DETERMINE THE STRUCTURE: NULL REMARK 230 SOFTWARE USED : NULL REMARK 230 STARTING MODEL: NULL REMARK 230 REMARK 230 REMARK: NONE REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 15.08 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 1.46 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PH 6.2 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 17.18750 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 21.99700 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 17.59150 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 21.99700 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 17.18750 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 17.59150 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: MONOMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 9090 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 6170 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: 40.0 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 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 OE2 GLU A 52 O DOD A 2124 2.16 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 18 66.51 -154.96 REMARK 500 ASP A 18 65.82 -154.96 REMARK 500 GLU A 52 142.66 -175.96 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 DOD A2034 DISTANCE = 6.64 ANGSTROMS REMARK 525 DOD A2085 DISTANCE = 8.40 ANGSTROMS REMARK 525 DOD A2088 DISTANCE = 7.11 ANGSTROMS REMARK 525 DOD A2091 DISTANCE = 9.75 ANGSTROMS REMARK 525 DOD A2096 DISTANCE = 6.21 ANGSTROMS REMARK 525 DOD A2097 DISTANCE = 6.36 ANGSTROMS REMARK 525 DOD A2098 DISTANCE = 11.81 ANGSTROMS REMARK 525 DOD A2112 DISTANCE = 7.40 ANGSTROMS REMARK 525 DOD A2120 DISTANCE = 7.16 ANGSTROMS REMARK 525 DOD A2131 DISTANCE = 7.19 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 FE A1054 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS A 5 SG REMARK 620 2 CYS A 8 SG 112.8 REMARK 620 3 CYS A 38 SG 115.4 102.0 REMARK 620 4 CYS A 41 SG 108.6 108.4 109.3 REMARK 620 N 1 2 3 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 1054 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE D3O A 1057 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE D3O A 1058 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE D3O A 1060 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1BQ8 RELATED DB: PDB REMARK 900 RUBREDOXIN (METHIONINE MUTANT) FROM PYROCOCCUS FURIOSUS REMARK 900 RELATED ID: 1BQ9 RELATED DB: PDB REMARK 900 RUBREDOXIN (FORMYL METHIONINE MUTANT) FROM PYROCOCCUS FURIOSUS REMARK 900 RELATED ID: 1BRF RELATED DB: PDB REMARK 900 RUBREDOXIN (WILD TYPE) FROM PYROCOCCUS FURIOSUS REMARK 900 RELATED ID: 1CAA RELATED DB: PDB REMARK 900 RUBREDOXIN (OXIDIZED) REMARK 900 RELATED ID: 1CAD RELATED DB: PDB REMARK 900 RUBREDOXIN (REDUCED) REMARK 900 RELATED ID: 1IU5 RELATED DB: PDB REMARK 900 X-RAY CRYSTAL STRUCTURE OF THE RUBREDOXIN MUTANT FROMPYROCOCCUS REMARK 900 FURIOSUS REMARK 900 RELATED ID: 1IU6 RELATED DB: PDB REMARK 900 NEUTRON CRYSTAL STRUCTURE OF THE RUBREDOXIN MUTANT FROMPYROCOCCUS REMARK 900 FURIOSUS REMARK 900 RELATED ID: 1QCV RELATED DB: PDB REMARK 900 RUBREDOXIN VARIANT (PFRD-XC4) FOLDS WITHOUT IRON REMARK 900 RELATED ID: 1RWD RELATED DB: PDB REMARK 900 BACKBONE NMR STRUCTURE OF A MUTANT P. FURIOSUS RUBREDOXINUSING REMARK 900 RESIDUAL DIPOLAR COUPLINGS REMARK 900 RELATED ID: 1VCX RELATED DB: PDB REMARK 900 NEUTRON CRYSTAL STRUCTURE OF THE WILD TYPE RUBREDOXIN REMARK 900 FROMPYROCOCCUS FURIOSUS AT 1.5A RESOLUTION REMARK 900 RELATED ID: 1ZRP RELATED DB: PDB REMARK 900 RUBREDOXIN (ZN-SUBSTITUTED) (NMR, 40 STRUCTURES) REMARK 900 RELATED ID: 4AR3 RELATED DB: PDB REMARK 900 NEAR-ATOMIC RESOLUTION NEUTRON CRYSTALLOGRAPHY ON THE OXIDISED FORM REMARK 900 PERDEUTERATED PYROCOCCUS FURIOSUS RUBREDOXIN. REMARK 900 RELATED ID: 4AR5 RELATED DB: PDB REMARK 900 X-RAY CRYSTALLOGRAPHIC STRUCTURE OF THE OXIDISED FORM PERDEUTERATED REMARK 900 PYROCOCCUS FURIOSUS RUBREDOXIN IN D2O AT 295K (IN QUARTZ CAPILLARY) REMARK 900 TO 1.00 ANGSTROM RESOLUTION. REMARK 900 RELATED ID: 4AR6 RELATED DB: PDB REMARK 900 X-RAY CRYSTALLOGRAPHIC STRUCTURE OF THE REDUCED FORM PERDEUTERATED REMARK 900 PYROCOCCUS FURIOSUS RUBREDOXIN AT 295 K ( IN QUARTZ CAPILLARY) TO REMARK 900 0.92 ANGSTROMS RESOLUTION. REMARK 999 REMARK 999 SEQUENCE REMARK 999 M IN POSITION 0 DBREF 4AR4 A 0 53 UNP P24297 RUBR_PYRFU 1 54 SEQRES 1 A 54 MET ALA LYS TRP VAL CYS LYS ILE CYS GLY TYR ILE TYR SEQRES 2 A 54 ASP GLU ASP ALA GLY ASP PRO ASP ASN GLY ILE SER PRO SEQRES 3 A 54 GLY THR LYS PHE GLU GLU LEU PRO ASP ASP TRP VAL CYS SEQRES 4 A 54 PRO ILE CYS GLY ALA PRO LYS SER GLU PHE GLU LYS LEU SEQRES 5 A 54 GLU ASP HET FE A1054 1 HET D8U A1055 1 HET D8U A1056 1 HET D3O A1057 4 HET D3O A1058 4 HET D3O A1059 4 HET D3O A1060 4 HETNAM FE FE (III) ION HETNAM D8U DEUTERIUM(1+) HETNAM D3O TRIDEUTERIOOXIDANIUM HETSYN D3O PERDEUTERATED OXONIUM FORMUL 2 FE FE 3+ FORMUL 3 D8U 2(D 1+) FORMUL 5 D3O 4(D3 O 1+) FORMUL 9 DOD *104(D2 O) HELIX 1 1 PRO A 19 GLY A 22 5 4 HELIX 2 2 LYS A 28 LEU A 32 5 5 SHEET 1 AA 3 ILE A 11 ASP A 13 0 SHEET 2 AA 3 LYS A 2 CYS A 5 -1 O TRP A 3 N TYR A 12 SHEET 3 AA 3 PHE A 48 LYS A 50 -1 O GLU A 49 N VAL A 4 LINK SG CYS A 5 FE FE A1054 1555 1555 2.19 LINK SG CYS A 8 FE FE A1054 1555 1555 2.45 LINK SG CYS A 38 FE FE A1054 1555 1555 2.28 LINK SG CYS A 41 FE FE A1054 1555 1555 2.25 SITE 1 AC1 4 CYS A 5 CYS A 8 CYS A 38 CYS A 41 SITE 1 AC2 3 ALA A 1 LYS A 2 LEU A 51 SITE 1 AC3 2 SER A 24 PRO A 25 SITE 1 AC4 2 ALA A 16 DOD A2036 CRYST1 34.375 35.183 43.994 90.00 90.00 90.00 P 21 21 21 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 0.029091 0.000000 0.000000 0.00000 SCALE2 0.000000 0.028423 0.000000 0.00000 SCALE3 0.000000 0.000000 0.022730 0.00000