3LJF - Header Asymmetric Unit

HEADER OXIDOREDUCTASE 26-JAN-10 3LJF

TITLE THE X-RAY STRUCTURE OF IRON SUPEROXIDE DISMUTASE FROM TITLE 2 PSEUDOALTEROMONAS HALOPLANKTIS (CRYSTAL FORM II)

COMPND MOL_ID: 1; COMPND 2 MOLECULE: IRON SUPEROXIDE DISMUTASE; COMPND 3 CHAIN: A, C, B, D; COMPND 4 EC: 1.15.1.1; COMPND 5 ENGINEERED: YES

SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: PSEUDOALTEROMONAS HALOPLANKTIS; SOURCE 3 ORGANISM_TAXID: 326442; SOURCE 4 STRAIN: TAC 125; SOURCE 5 GENE: SODB, PSHAA1215; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562

KEYWDS COLD ADAPTATION, SUPEROXIDE DISMUTASE, FLEXIBILITY, THERMAL KEYWDS 2 STABILITY, PSYCHROPHILIC PROTEIN, METAL-BINDING, OXIDOREDUCTASE

EXPDTA X-RAY DIFFRACTION

AUTHOR A.MERLINO,I.RUSSO KRAUSS,B.ROSSI,M.CONTE,A.VERGARA,F.SICA

REVDAT 2 24-NOV-10 3LJF 1 JRNL REVDAT 1 08-SEP-10 3LJF 0

JRNL AUTH A.MERLINO,I.RUSSO KRAUSS,I.CASTELLANO,E.DE VENDITTIS, JRNL AUTH 2 B.ROSSI,M.CONTE,A.VERGARA,F.SICA JRNL TITL STRUCTURE AND FLEXIBILITY IN COLD-ADAPTED IRON SUPEROXIDE JRNL TITL 2 DISMUTASES: THE CASE OF THE ENZYME ISOLATED FROM JRNL TITL 3 PSEUDOALTEROMONAS HALOPLANKTIS. JRNL REF J.STRUCT.BIOL. V. 172 343 2010 JRNL REFN ISSN 1047-8477 JRNL PMID 20732427 JRNL DOI 10.1016/J.JSB.2010.08.008

REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH A.MERLINO,I.RUSSO KRAUSS,I.CASTELLANO,E.DE VENDITTIS, REMARK 1 AUTH 2 A.VERGARA,F.SICA REMARK 1 TITL CRYSTALLIZATION AND PRELIMINARY X-RAY DIFFRACTION STUDIES OF REMARK 1 TITL 2 A PSYCHROPHILIC IRON SUPEROXIDE DISMUTASE FROM REMARK 1 TITL 3 PSEUDOALTEROMONAS HALOPLANKTIS REMARK 1 REF PROTEIN AND PEPTIDE LETTERS V. 15 415 2008 REMARK 1 REFN ISSN 0929-8665 REMARK 1 PMID 18473957

REMARK 2 REMARK 2 RESOLUTION. 2.10 ANGSTROMS.

REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS 1.1 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) : 2.10 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 30.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 2.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : NULL REMARK 3 DATA CUTOFF LOW (ABS(F)) : NULL REMARK 3 COMPLETENESS (WORKING+TEST) (%) : NULL REMARK 3 NUMBER OF REFLECTIONS : 47141 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) : 0.192 REMARK 3 FREE R VALUE : 0.248 REMARK 3 FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 FREE R VALUE TEST SET COUNT : 4727 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : NULL REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : NULL REMARK 3 BIN RESOLUTION RANGE HIGH (A) : NULL REMARK 3 BIN RESOLUTION RANGE LOW (A) : NULL REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : NULL REMARK 3 REFLECTIONS IN BIN (WORKING SET) : NULL REMARK 3 BIN R VALUE (WORKING SET) : NULL REMARK 3 BIN FREE R VALUE : NULL REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 BIN FREE R VALUE TEST SET COUNT : NULL REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : NULL REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 6044 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 96 REMARK 3 SOLVENT ATOMS : 532 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 ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : NULL REMARK 3 ESD FROM SIGMAA (A) : NULL REMARK 3 LOW RESOLUTION CUTOFF (A) : NULL REMARK 3 REMARK 3 CROSS-VALIDATED ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM C-V LUZZATI PLOT (A) : NULL REMARK 3 ESD FROM C-V SIGMAA (A) : NULL REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : NULL REMARK 3 BOND ANGLES (DEGREES) : NULL REMARK 3 DIHEDRAL ANGLES (DEGREES) : NULL REMARK 3 IMPROPER ANGLES (DEGREES) : NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : ISOTROPIC REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. RMS SIGMA REMARK 3 MAIN-CHAIN BOND (A**2) : NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE (A**2) : NULL ; NULL REMARK 3 SIDE-CHAIN BOND (A**2) : NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE (A**2) : NULL ; NULL REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED : NULL REMARK 3 KSOL : NULL REMARK 3 BSOL : NULL 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 : NULL REMARK 3 TOPOLOGY FILE 1 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL

REMARK 4 REMARK 4 3LJF COMPLIES WITH FORMAT V. 3.20, 01-DEC-08

REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 06-FEB-10. REMARK 100 THE RCSB ID CODE IS RCSB057351.

REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 26-JUN-07 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 7.0 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 MICROMAX-007 HF REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.5418 REMARK 200 MONOCHROMATOR : GRAPHITE REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : RIGAKU SATURN 944 REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-2000 REMARK 200 DATA SCALING SOFTWARE : HKL-2000 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 51958 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.100 REMARK 200 RESOLUTION RANGE LOW (A) : 30.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.4 REMARK 200 DATA REDUNDANCY : 3.600 REMARK 200 R MERGE (I) : 0.09200 REMARK 200 R SYM (I) : NULL REMARK 200 <I/SIGMA(I)> 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 <I/SIGMA(I)> 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: 1ISA REMARK 200 REMARK 200 REMARK: NULL

REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 54.41 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.70 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: CRYSTALS OF PROTEIN WERE OBTAINED REMARK 280 USING 2.3-2.5M AMMONIUM SULPHATE, 10 MM FECL3, 100 MM HEPES PH REMARK 280 7.0, 3% (V/V) ISOPROPANOL, VAPOR DIFFUSION, HANGING DROP

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 51.89250 REMARK 290 SMTRY3 2 0.000000 0.000000 -1.000000 0.00000 REMARK 290 REMARK 290 REMARK: NULL

REMARK 300 REMARK 300 BIOMOLECULE: 1, 2 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: 1900 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 15900 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -8.0 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 350 REMARK 350 BIOMOLECULE: 2 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: 1890 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 15810 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -8.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: C, D 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 O HOH B 5292 O HOH B 5330 2.13 REMARK 500 O HOH B 5411 O HOH B 5459 2.15 REMARK 500 O LYS D 46 O HOH D 5178 2.17 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: COVALENT BOND LENGTHS REMARK 500 REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT: (10X,I3,1X,2(A3,1X,A1,I4,A1,1X,A4,3X),1X,F6.3) REMARK 500 REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999 REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996 REMARK 500 REMARK 500 M RES CSSEQI ATM1 RES CSSEQI ATM2 DEVIATION REMARK 500 GLU C 108 CG GLU C 108 CD 0.103 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: COVALENT BOND ANGLES REMARK 500 REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT: (10X,I3,1X,A3,1X,A1,I4,A1,3(1X,A4,2X),12X,F5.1) REMARK 500 REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999 REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996 REMARK 500 REMARK 500 M RES CSSEQI ATM1 ATM2 ATM3 REMARK 500 LEU A 110 CA - CB - CG ANGL. DEV. = 14.6 DEGREES REMARK 500 LEU A 154 CA - CB - CG ANGL. DEV. = 16.4 DEGREES REMARK 500 ASP B 60 CB - CG - OD1 ANGL. DEV. = -7.9 DEGREES REMARK 500 VAL B 182 CB - CA - C ANGL. DEV. = -13.0 DEGREES REMARK 500 LEU D 154 CA - CB - CG ANGL. DEV. = 15.6 DEGREES 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 ASN A 140 -106.02 56.19 REMARK 500 ARG A 168 -124.24 49.31 REMARK 500 LYS C 29 -65.03 -105.62 REMARK 500 PHE C 47 -39.07 -32.17 REMARK 500 SER C 81 143.91 -176.86 REMARK 500 ASN C 83 25.24 49.00 REMARK 500 ASN C 140 -103.13 53.41 REMARK 500 TYR C 163 -3.56 -141.48 REMARK 500 ARG C 168 -125.62 49.46 REMARK 500 LYS B 29 -65.59 -105.07 REMARK 500 ASN B 140 -107.67 60.83 REMARK 500 TYR B 163 -5.79 -141.76 REMARK 500 ARG B 168 -128.61 48.96 REMARK 500 ASN D 140 -109.83 54.31 REMARK 500 ARG D 168 -131.61 51.91 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CHIRAL CENTERS REMARK 500 REMARK 500 UNEXPECTED CONFIGURATION OF THE FOLLOWING CHIRAL REMARK 500 CENTER(S) USING IMPROPER CA--C--CB--N CHIRALITY REMARK 500 FOR AMINO ACIDS AND C1'--O4'--N1(N9)--C2' FOR REMARK 500 NUCLEIC ACIDS OR EQUIVALENT ANGLE REMARK 500 M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT: (10X,I3,1X,A3,1X,A1,I4,A1,6X,F5.1,6X,A1,10X,A1,3X,A16) REMARK 500 REMARK 500 M RES CSSEQI IMPROPER EXPECTED FOUND DETAILS REMARK 500 PRO C 82 45.9 L L OUTSIDE RANGE REMARK 500 ASN C 83 24.5 L L OUTSIDE RANGE 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 A5000 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASP A 157 OD2 REMARK 620 2 HIS A 73 NE2 110.9 REMARK 620 3 HIS A 26 NE2 98.4 91.1 REMARK 620 4 HIS A 161 NE2 124.5 124.1 88.2 REMARK 620 5 HOH A5004 O 79.0 90.5 177.3 92.8 REMARK 620 N 1 2 3 4 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 FE D5003 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASP D 157 OD2 REMARK 620 2 HIS D 73 NE2 110.4 REMARK 620 3 HIS D 26 NE2 87.5 100.2 REMARK 620 4 HIS D 161 NE2 121.3 126.6 94.8 REMARK 620 5 HOH D1699 O 85.0 87.9 170.5 84.1 REMARK 620 N 1 2 3 4 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 FE C5002 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASP C 157 OD2 REMARK 620 2 HIS C 161 NE2 123.4 REMARK 620 3 HIS C 73 NE2 112.5 124.0 REMARK 620 4 HIS C 26 NE2 90.7 87.6 95.8 REMARK 620 5 HOH C5006 O 84.9 95.4 85.3 175.5 REMARK 620 N 1 2 3 4 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 FE B5001 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASP B 157 OD2 REMARK 620 2 HIS B 161 NE2 116.8 REMARK 620 3 HIS B 73 NE2 120.6 121.5 REMARK 620 4 HIS B 26 NE2 87.8 95.3 97.3 REMARK 620 5 HOH B5005 O 83.5 91.5 84.5 170.7 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 5000 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE TRE A 193 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE FE C 5002 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE TRE C 195 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE FE B 5001 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC6 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE TRE B 194 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC7 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE FE D 5003 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC8 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE TRE D 196

REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 3LIO RELATED DB: PDB REMARK 900 X-RAY STRUCTURE OF THE IRON SUPEROXIDE DISMUTASE FROM REMARK 900 PSEUDOALTEROMONAS HALOPLANKTIS (CRYSTAL FORM I) REMARK 900 RELATED ID: 3LJ9 RELATED DB: PDB REMARK 900 X-RAY STRUCTURE OF THE IRON SUPEROXIDE DISMUTASE FROM REMARK 900 PSEUDOALTEROMONAS HALOPLANKTIS IN COMPLEX WITH SODIUM AZIDE

DBREF 3LJF A 1 192 UNP P84612 SODF_PSEHT 1 192 DBREF 3LJF C 1 192 UNP P84612 SODF_PSEHT 1 192 DBREF 3LJF B 1 192 UNP P84612 SODF_PSEHT 1 192 DBREF 3LJF D 1 192 UNP P84612 SODF_PSEHT 1 192

SEQRES 1 A 192 ALA PHE GLU LEU PRO SER LEU PRO TYR ALA ILE ASP ALA SEQRES 2 A 192 LEU GLU PRO HIS ILE SER LYS GLU THR LEU GLU PHE HIS SEQRES 3 A 192 HIS GLY LYS HIS HIS ASN THR TYR VAL VAL LYS LEU ASN SEQRES 4 A 192 GLY LEU ILE PRO GLY THR LYS PHE GLU ASN LYS SER LEU SEQRES 5 A 192 GLU GLU ILE VAL CYS SER SER ASP GLY GLY VAL PHE ASN SEQRES 6 A 192 ASN ALA ALA GLN ILE TRP ASN HIS THR PHE TYR TRP ASN SEQRES 7 A 192 SER LEU SER PRO ASN GLY GLY GLY ALA PRO THR GLY ALA SEQRES 8 A 192 VAL ALA ASP ALA ILE ASN ALA LYS TRP GLY SER PHE ASP SEQRES 9 A 192 ALA PHE LYS GLU ALA LEU ASN ASP LYS ALA VAL ASN ASN SEQRES 10 A 192 PHE GLY SER SER TRP THR TRP LEU VAL LYS LEU ALA ASP SEQRES 11 A 192 GLY SER LEU ASP ILE VAL ASN THR SER ASN ALA ALA THR SEQRES 12 A 192 PRO LEU THR ASP ASP GLY VAL THR PRO ILE LEU THR VAL SEQRES 13 A 192 ASP LEU TRP GLU HIS ALA TYR TYR ILE ASP TYR ARG ASN SEQRES 14 A 192 VAL ARG PRO ASP TYR LEU LYS GLY PHE TRP SER LEU VAL SEQRES 15 A 192 ASN TRP GLU PHE ALA ASN ALA ASN PHE ALA SEQRES 1 C 192 ALA PHE GLU LEU PRO SER LEU PRO TYR ALA ILE ASP ALA SEQRES 2 C 192 LEU GLU PRO HIS ILE SER LYS GLU THR LEU GLU PHE HIS SEQRES 3 C 192 HIS GLY LYS HIS HIS ASN THR TYR VAL VAL LYS LEU ASN SEQRES 4 C 192 GLY LEU ILE PRO GLY THR LYS PHE GLU ASN LYS SER LEU SEQRES 5 C 192 GLU GLU ILE VAL CYS SER SER ASP GLY GLY VAL PHE ASN SEQRES 6 C 192 ASN ALA ALA GLN ILE TRP ASN HIS THR PHE TYR TRP ASN SEQRES 7 C 192 SER LEU SER PRO ASN GLY GLY GLY ALA PRO THR GLY ALA SEQRES 8 C 192 VAL ALA ASP ALA ILE ASN ALA LYS TRP GLY SER PHE ASP SEQRES 9 C 192 ALA PHE LYS GLU ALA LEU ASN ASP LYS ALA VAL ASN ASN SEQRES 10 C 192 PHE GLY SER SER TRP THR TRP LEU VAL LYS LEU ALA ASP SEQRES 11 C 192 GLY SER LEU ASP ILE VAL ASN THR SER ASN ALA ALA THR SEQRES 12 C 192 PRO LEU THR ASP ASP GLY VAL THR PRO ILE LEU THR VAL SEQRES 13 C 192 ASP LEU TRP GLU HIS ALA TYR TYR ILE ASP TYR ARG ASN SEQRES 14 C 192 VAL ARG PRO ASP TYR LEU LYS GLY PHE TRP SER LEU VAL SEQRES 15 C 192 ASN TRP GLU PHE ALA ASN ALA ASN PHE ALA SEQRES 1 B 192 ALA PHE GLU LEU PRO SER LEU PRO TYR ALA ILE ASP ALA SEQRES 2 B 192 LEU GLU PRO HIS ILE SER LYS GLU THR LEU GLU PHE HIS SEQRES 3 B 192 HIS GLY LYS HIS HIS ASN THR TYR VAL VAL LYS LEU ASN SEQRES 4 B 192 GLY LEU ILE PRO GLY THR LYS PHE GLU ASN LYS SER LEU SEQRES 5 B 192 GLU GLU ILE VAL CYS SER SER ASP GLY GLY VAL PHE ASN SEQRES 6 B 192 ASN ALA ALA GLN ILE TRP ASN HIS THR PHE TYR TRP ASN SEQRES 7 B 192 SER LEU SER PRO ASN GLY GLY GLY ALA PRO THR GLY ALA SEQRES 8 B 192 VAL ALA ASP ALA ILE ASN ALA LYS TRP GLY SER PHE ASP SEQRES 9 B 192 ALA PHE LYS GLU ALA LEU ASN ASP LYS ALA VAL ASN ASN SEQRES 10 B 192 PHE GLY SER SER TRP THR TRP LEU VAL LYS LEU ALA ASP SEQRES 11 B 192 GLY SER LEU ASP ILE VAL ASN THR SER ASN ALA ALA THR SEQRES 12 B 192 PRO LEU THR ASP ASP GLY VAL THR PRO ILE LEU THR VAL SEQRES 13 B 192 ASP LEU TRP GLU HIS ALA TYR TYR ILE ASP TYR ARG ASN SEQRES 14 B 192 VAL ARG PRO ASP TYR LEU LYS GLY PHE TRP SER LEU VAL SEQRES 15 B 192 ASN TRP GLU PHE ALA ASN ALA ASN PHE ALA SEQRES 1 D 192 ALA PHE GLU LEU PRO SER LEU PRO TYR ALA ILE ASP ALA SEQRES 2 D 192 LEU GLU PRO HIS ILE SER LYS GLU THR LEU GLU PHE HIS SEQRES 3 D 192 HIS GLY LYS HIS HIS ASN THR TYR VAL VAL LYS LEU ASN SEQRES 4 D 192 GLY LEU ILE PRO GLY THR LYS PHE GLU ASN LYS SER LEU SEQRES 5 D 192 GLU GLU ILE VAL CYS SER SER ASP GLY GLY VAL PHE ASN SEQRES 6 D 192 ASN ALA ALA GLN ILE TRP ASN HIS THR PHE TYR TRP ASN SEQRES 7 D 192 SER LEU SER PRO ASN GLY GLY GLY ALA PRO THR GLY ALA SEQRES 8 D 192 VAL ALA ASP ALA ILE ASN ALA LYS TRP GLY SER PHE ASP SEQRES 9 D 192 ALA PHE LYS GLU ALA LEU ASN ASP LYS ALA VAL ASN ASN SEQRES 10 D 192 PHE GLY SER SER TRP THR TRP LEU VAL LYS LEU ALA ASP SEQRES 11 D 192 GLY SER LEU ASP ILE VAL ASN THR SER ASN ALA ALA THR SEQRES 12 D 192 PRO LEU THR ASP ASP GLY VAL THR PRO ILE LEU THR VAL SEQRES 13 D 192 ASP LEU TRP GLU HIS ALA TYR TYR ILE ASP TYR ARG ASN SEQRES 14 D 192 VAL ARG PRO ASP TYR LEU LYS GLY PHE TRP SER LEU VAL SEQRES 15 D 192 ASN TRP GLU PHE ALA ASN ALA ASN PHE ALA

HET FE A5000 1 HET TRE A 193 23 HET FE C5002 1 HET TRE C 195 23 HET FE B5001 1 HET TRE B 194 23 HET FE D5003 1 HET TRE D 196 23

HETNAM FE FE (III) ION HETNAM TRE TREHALOSE

HETSYN TRE ALPHA-D-GLUCOPYRANOSYL-ALPHA-D-GLUCOPYRANOSIDE

FORMUL 5 FE 4(FE 3+) FORMUL 6 TRE 4(C12 H22 O11) FORMUL 13 HOH *532(H2 O)

HELIX 1 1 SER A 19 HIS A 27 1 9 HELIX 2 2 LYS A 29 ILE A 42 1 14 HELIX 3 3 THR A 45 ASN A 49 5 5 HELIX 4 4 SER A 51 SER A 59 1 9 HELIX 5 5 ASP A 60 SER A 79 1 20 HELIX 6 6 THR A 89 GLY A 101 1 13 HELIX 7 7 SER A 102 ASN A 116 1 15 HELIX 8 8 THR A 143 ASP A 147 5 5 HELIX 9 9 TRP A 159 ALA A 162 5 4 HELIX 10 10 TYR A 163 ARG A 168 1 6 HELIX 11 11 VAL A 170 VAL A 182 1 13 HELIX 12 12 ASN A 183 ALA A 192 1 10 HELIX 13 13 SER C 19 HIS C 27 1 9 HELIX 14 14 LYS C 29 ILE C 42 1 14 HELIX 15 15 THR C 45 ASN C 49 5 5 HELIX 16 16 SER C 51 SER C 59 1 9 HELIX 17 17 ASP C 60 SER C 79 1 20 HELIX 18 18 THR C 89 GLY C 101 1 13 HELIX 19 19 SER C 102 ASN C 116 1 15 HELIX 20 20 THR C 143 ASP C 147 5 5 HELIX 21 21 TRP C 159 ALA C 162 5 4 HELIX 22 22 TYR C 163 ARG C 168 1 6 HELIX 23 23 VAL C 170 VAL C 182 1 13 HELIX 24 24 ASN C 183 ALA C 192 1 10 HELIX 25 25 SER B 19 HIS B 27 1 9 HELIX 26 26 LYS B 29 ILE B 42 1 14 HELIX 27 27 THR B 45 LYS B 50 5 6 HELIX 28 28 SER B 51 CYS B 57 1 7 HELIX 29 29 ASP B 60 SER B 79 1 20 HELIX 30 30 THR B 89 GLY B 101 1 13 HELIX 31 31 SER B 102 ASN B 116 1 15 HELIX 32 32 THR B 143 ASP B 147 5 5 HELIX 33 33 TRP B 159 ALA B 162 5 4 HELIX 34 34 TYR B 163 ARG B 168 1 6 HELIX 35 35 VAL B 170 VAL B 182 1 13 HELIX 36 36 ASN B 183 ALA B 192 1 10 HELIX 37 37 SER D 19 HIS D 27 1 9 HELIX 38 38 LYS D 29 ILE D 42 1 14 HELIX 39 39 THR D 45 LYS D 50 5 6 HELIX 40 40 SER D 51 SER D 58 1 8 HELIX 41 41 ASP D 60 SER D 79 1 20 HELIX 42 42 THR D 89 GLY D 101 1 13 HELIX 43 43 SER D 102 ASN D 116 1 15 HELIX 44 44 THR D 143 ASP D 147 5 5 HELIX 45 45 TRP D 159 ALA D 162 5 4 HELIX 46 46 TYR D 163 ARG D 168 1 6 HELIX 47 47 VAL D 170 VAL D 182 1 13 HELIX 48 48 ASN D 183 ALA D 192 1 10

SHEET 1 A 3 LEU A 133 SER A 139 0 SHEET 2 A 3 SER A 121 LYS A 127 -1 N TRP A 124 O VAL A 136 SHEET 3 A 3 THR A 151 ASP A 157 -1 O THR A 151 N LYS A 127 SHEET 1 B 3 LEU C 133 SER C 139 0 SHEET 2 B 3 SER C 121 LYS C 127 -1 N TRP C 124 O VAL C 136 SHEET 3 B 3 THR C 151 ASP C 157 -1 O THR C 151 N LYS C 127 SHEET 1 C 3 LEU B 133 SER B 139 0 SHEET 2 C 3 SER B 121 LYS B 127 -1 N TRP B 124 O VAL B 136 SHEET 3 C 3 THR B 151 ASP B 157 -1 O THR B 151 N LYS B 127 SHEET 1 D 3 LEU D 133 SER D 139 0 SHEET 2 D 3 SER D 121 LYS D 127 -1 N TRP D 124 O VAL D 136 SHEET 3 D 3 THR D 151 ASP D 157 -1 O THR D 151 N LYS D 127

LINK OD2 ASP A 157 FE FE A5000 1555 1555 1.87 LINK OD2 ASP D 157 FE FE D5003 1555 1555 1.95 LINK OD2 ASP C 157 FE FE C5002 1555 1555 1.96 LINK NE2 HIS A 73 FE FE A5000 1555 1555 2.01 LINK OD2 ASP B 157 FE FE B5001 1555 1555 2.02 LINK NE2 HIS C 161 FE FE C5002 1555 1555 2.02 LINK NE2 HIS B 161 FE FE B5001 1555 1555 2.03 LINK NE2 HIS A 26 FE FE A5000 1555 1555 2.06 LINK NE2 HIS C 73 FE FE C5002 1555 1555 2.06 LINK NE2 HIS D 73 FE FE D5003 1555 1555 2.08 LINK NE2 HIS D 26 FE FE D5003 1555 1555 2.12 LINK NE2 HIS B 73 FE FE B5001 1555 1555 2.13 LINK NE2 HIS D 161 FE FE D5003 1555 1555 2.14 LINK NE2 HIS B 26 FE FE B5001 1555 1555 2.17 LINK NE2 HIS C 26 FE FE C5002 1555 1555 2.18 LINK NE2 HIS A 161 FE FE A5000 1555 1555 2.21 LINK FE FE B5001 O HOH B5005 1555 1555 2.08 LINK FE FE D5003 O HOH D1699 1555 1555 2.19 LINK FE FE A5000 O HOH A5004 1555 1555 2.20 LINK FE FE C5002 O HOH C5006 1555 1555 2.39

CISPEP 1 GLU A 15 PRO A 16 0 -0.52 CISPEP 2 GLU C 15 PRO C 16 0 -0.84 CISPEP 3 GLU B 15 PRO B 16 0 0.72 CISPEP 4 GLU D 15 PRO D 16 0 -0.31

SITE 1 AC1 5 HIS A 26 HIS A 73 ASP A 157 HIS A 161 SITE 2 AC1 5 HOH A5004 SITE 1 AC2 12 ASN A 116 ASN A 117 PHE A 118 ASN A 137 SITE 2 AC2 12 SER A 139 HOH A5130 HOH A5179 HOH A5340 SITE 3 AC2 12 HOH A5376 GLY B 61 GLY B 62 HOH B5366 SITE 1 AC3 5 HIS C 26 HIS C 73 ASP C 157 HIS C 161 SITE 2 AC3 5 HOH C5006 SITE 1 AC4 10 ASN C 116 ASN C 117 PHE C 118 ASN C 137 SITE 2 AC4 10 SER C 139 HOH C1720 HOH C1727 HOH C5191 SITE 3 AC4 10 GLY D 61 GLY D 62 SITE 1 AC5 5 HIS B 26 HIS B 73 ASP B 157 HIS B 161 SITE 2 AC5 5 HOH B5005 SITE 1 AC6 13 GLY A 61 GLY A 62 LYS B 113 ASN B 116 SITE 2 AC6 13 ASN B 117 PHE B 118 ASN B 137 HOH B1736 SITE 3 AC6 13 HOH B5180 HOH B5252 HOH B5269 HOH B5337 SITE 4 AC6 13 HOH B5379 SITE 1 AC7 5 HIS D 26 HIS D 73 ASP D 157 HIS D 161 SITE 2 AC7 5 HOH D1699 SITE 1 AC8 14 GLY C 61 GLY C 62 ASN C 65 LYS D 113 SITE 2 AC8 14 ASN D 116 ASN D 117 PHE D 118 ASN D 137 SITE 3 AC8 14 HOH D1723 HOH D1745 HOH D5314 HOH D5394 SITE 4 AC8 14 HOH D5408 HOH D5414

CRYST1 50.476 103.785 90.251 90.00 103.81 90.00 P 1 21 1 8

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 0.019811 0.000000 0.004870 0.00000

SCALE2 0.000000 0.009635 0.000000 0.00000

SCALE3 0.000000 0.000000 0.011410 0.00000