2VKR - Header Asymmetric Unit

HEADER ELECTRON TRANSPORT 23-DEC-07 2VKR

TITLE 3FE-4S, 4FE-4S PLUS ZN ACIDIANUS AMBIVALENS FERREDOXIN

COMPND MOL_ID: 1; COMPND 2 MOLECULE: ZINC-CONTAINING FERREDOXIN; COMPND 3 CHAIN: A, B, C, D, E, F, G; COMPND 4 SYNONYM: SEVEN-IRON FERREDOXIN, FERREDOXIN

SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: ACIDIANUS AMBIVALENS; SOURCE 3 ORGANISM_TAXID: 2283

KEYWDS ZINC, IRON, 3FE-4S, 4FE-4S, TRANSPORT, ZN CENTER, KEYWDS 2 HEMIHEDRIC TWINNIG, IRON-SULFUR PROTEIN, FERREDOXIN, KEYWDS 3 METHYLATION, THERMOPHILE, IRON-SULFUR, THERMOSTABLE KEYWDS 4 PROTEIN, METAL-BINDING, PROTEIN FOLDING, ELECTRON KEYWDS 5 TRANSPORT

EXPDTA X-RAY DIFFRACTION

AUTHOR C.FRAZAO,D.ARAGAO,R.COELHO,S.S.LEAL,C.M.GOMES,M.TEIXEIRA, AUTHOR 2 M.A.CARRONDO

REVDAT 2 24-FEB-09 2VKR 1 VERSN REVDAT 1 04-MAR-08 2VKR 0

JRNL AUTH C.FRAZAO,D.ARAGAO,R.COELHO,S.S.LEAL,C.M.GOMES, JRNL AUTH 2 M.TEIXEIRA,M.A.CARRONDO JRNL TITL CRYSTALLOGRAPHIC ANALYSIS OF THE INTACT METAL JRNL TITL 2 CENTRES [3FE-4S](1+/0) AND [4FE-4S](2+/1+) IN A JRNL TITL 3 ZN(2+)-CONTAINING FERREDOXIN. JRNL REF FEBS LETT. V. 582 763 2008 JRNL REFN ISSN 0014-5793 JRNL PMID 18258200 JRNL DOI 10.1016/J.FEBSLET.2008.01.041

REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH S.TODOROVIC,S.S.LEAL,C.A.SALGUEIRO,I.ZEBGER, REMARK 1 AUTH 2 P.HILDEBRANDT,D.H.MURGIDA,C.M.GOMES REMARK 1 TITL A SPECTROSCOPIC STUDY OF THE TEMPERATURE INDUCED REMARK 1 TITL 2 MODIFICATIONS ON FERREDOXIN FOLDING AND IRON- REMARK 1 TITL 3 SULFUR MOIETIES REMARK 1 REF BIOCHEMISTRY V. 46 10733 2007 REMARK 1 REFN ISSN 0006-2960 REMARK 1 PMID 17696500 REMARK 1 DOI 10.1021/BI700967G REMARK 1 REFERENCE 2 REMARK 1 AUTH S.S.LEAL,C.M.GOMES REMARK 1 TITL STUDIES OF THE MOLTEN GLOBULE STATE OF FERREDOXIN: REMARK 1 TITL 2 STRUCTURAL CHARACTERISATION AND IMPLICATIONS ON REMARK 1 TITL 3 PROTEIN FOLDING AND IRON-SULFUR CENTRE ASSEMBLY REMARK 1 REF PROTEINS: STRUCT.,FUNCT., V. 68 606 2007 REMARK 1 REF 2 GENET. REMARK 1 REFN ISSN 0887-3585 REMARK 1 PMID 17510960 REMARK 1 DOI 10.1002/PROT.21448 REMARK 1 REFERENCE 3 REMARK 1 AUTH R.ROCHA,S.LEAL,M.TEIXEIRA,M.REGALLA,H.HUBER, REMARK 1 AUTH 2 A.BAPTISTA,C.M.SOARES,C.M.GOMES REMARK 1 TITL NATURAL DOMAIN DESIGN: ENHANCED THERMAL STABILITY REMARK 1 TITL 2 OF A ZINC LACKING FERREDOXIN ISOFORM SHOWS THAT A REMARK 1 TITL 3 HYDROPHOBIC CORE EFFICIENTLY REPLACES THE REMARK 1 TITL 4 STRUCTURAL METAL SITE REMARK 1 REF BIOCHEMISTRY V. 45 10376 2006 REMARK 1 REFN ISSN 0006-2960 REMARK 1 PMID 16922514 REMARK 1 DOI 10.1021/BI0610698 REMARK 1 REFERENCE 4 REMARK 1 AUTH C.M.GOMES,A.FARIA,J.C.CARITA,J.MENDES,M.REGALLA, REMARK 1 AUTH 2 P.CHICAU,H.HUBER,K.O.STETTER,M.TEIXEIRA REMARK 1 TITL ,DI-CLUSTER, SEVEN-IRON FERREDOXINS FROM REMARK 1 TITL 2 HYPERTHERMOPHILIC SULFOLOBALES REMARK 1 REF J.BIOL.INORG.CHEM. V. 3 499 1998 REMARK 1 REFN ISSN 0949-8257 REMARK 1 REFERENCE 5 REMARK 1 AUTH M.TEIXEIRA,R.BATISTA,A.CAMPOS,C.GOMES,J.MENDES, REMARK 1 AUTH 2 I.PACHECO,S.ANEMULLER,W.HAGEN REMARK 1 TITL A SEVEN IRON FERREDOXIN FROM THE THERMOACIDOPHILIC REMARK 1 TITL 2 ARCHAEON DESULFUROLOBUS AMBIVALENS REMARK 1 REF EUR.J.BIOCHEM. V. 217 322 1995 REMARK 1 REFN ISSN 0014-2956 REMARK 1 PMID 7851403 REMARK 1 DOI 10.1111/J.1432-1033.1995.TB20392.X

REMARK 2 REMARK 2 RESOLUTION. 2.01 ANGSTROMS.

REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : SHELXL-97 REMARK 3 AUTHORS : G.M.SHELDRICK REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.01 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 19.48 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.0 REMARK 3 COMPLETENESS FOR RANGE (%) : 99.6 REMARK 3 CROSS-VALIDATION METHOD : FREE R REMARK 3 FREE R VALUE TEST SET SELECTION : THIN SHELLS REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT (NO CUTOFF). REMARK 3 R VALUE (WORKING + TEST SET, NO CUTOFF) : 0.2148 REMARK 3 R VALUE (WORKING SET, NO CUTOFF) : 0.2196 REMARK 3 FREE R VALUE (NO CUTOFF) : 0.2729 REMARK 3 FREE R VALUE TEST SET SIZE (%, NO CUTOFF) : 4.8 REMARK 3 FREE R VALUE TEST SET COUNT (NO CUTOFF) : 2491 REMARK 3 TOTAL NUMBER OF REFLECTIONS (NO CUTOFF) : 52097 REMARK 3 REMARK 3 FIT/AGREEMENT OF MODEL FOR DATA WITH F>4SIG(F). REMARK 3 R VALUE (WORKING + TEST SET, F>4SIG(F)) : 0.1988 REMARK 3 R VALUE (WORKING SET, F>4SIG(F)) : 0.2040 REMARK 3 FREE R VALUE (F>4SIG(F)) : 0.2582 REMARK 3 FREE R VALUE TEST SET SIZE (%, F>4SIG(F)) : 4.9 REMARK 3 FREE R VALUE TEST SET COUNT (F>4SIG(F)) : 2196 REMARK 3 TOTAL NUMBER OF REFLECTIONS (F>4SIG(F)) : 45200 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 5395 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 112 REMARK 3 SOLVENT ATOMS : 109 REMARK 3 REMARK 3 MODEL REFINEMENT. REMARK 3 OCCUPANCY SUM OF NON-HYDROGEN ATOMS : 5395 REMARK 3 OCCUPANCY SUM OF HYDROGEN ATOMS : 0 REMARK 3 NUMBER OF DISCRETELY DISORDERED RESIDUES : 1 REMARK 3 NUMBER OF LEAST-SQUARES PARAMETERS : 22469 REMARK 3 NUMBER OF RESTRAINTS : 52080 REMARK 3 REMARK 3 RMS DEVIATIONS FROM RESTRAINT TARGET VALUES. REMARK 3 BOND LENGTHS (A) : 0.006 REMARK 3 ANGLE DISTANCES (A) : 0.018 REMARK 3 SIMILAR DISTANCES (NO TARGET VALUES) (A) : 0.004 REMARK 3 DISTANCES FROM RESTRAINT PLANES (A) : 0.0240 REMARK 3 ZERO CHIRAL VOLUMES (A**3) : 0.036 REMARK 3 NON-ZERO CHIRAL VOLUMES (A**3) : 0.032 REMARK 3 ANTI-BUMPING DISTANCE RESTRAINTS (A) : 0.007 REMARK 3 RIGID-BOND ADP COMPONENTS (A**2) : 0.000 REMARK 3 SIMILAR ADP COMPONENTS (A**2) : 0.050 REMARK 3 APPROXIMATELY ISOTROPIC ADPS (A**2) : 0.000 REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED: NULL REMARK 3 REMARK 3 STEREOCHEMISTRY TARGET VALUES : ENGH AND HUBER REMARK 3 SPECIAL CASE: NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: HEMIHEDRIC TWIN LAW 1 0 0, -1 -1 0, REMARK 3 0 0 -1, TWIN RATIO 0.39/0.61. NO INTER-MOLECULES REMARK 3 TRANSFORMATION MATRICES WERE EVER USED FOR NCS RESTRAINTS. REMARK 3 INSTEAD, NCS SIMILARITIES RESTRAINTS WERE APPLIED: 1. ATOMIC 1 REMARK 3 TO 4 DISTANCES (DIHEDRALS) AND 2. ATOMIC DISPLACEMENT REMARK 3 DISPLACEMENT PARAMETERS BETWEEN HOMOLOGOUS ATOMS, AMONG THE REMARK 3 SEVEN MOLECULES IN THE ASYMMETRIC UNIT, WERE RESTRAINED TO REMARK 3 THEIR COMMON VALUES. 3. THE STEREOCHEMISTRY OF THE METAL REMARK 3 CENTERS AND THEIR LIGANDS WERE RESTRAINED TO THEIR COMMON REMARK 3 GEOMETRY WITHOUT TARGET VALUES.

REMARK 4 REMARK 4 2VKR COMPLIES WITH FORMAT V. 3.15, 01-DEC-08

REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 31-DEC-07. REMARK 100 THE PDBE ID CODE IS EBI-34857.

REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 23-SEP-02 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 : ESRF REMARK 200 BEAMLINE : ID14-2 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.933 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 52106 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.01 REMARK 200 RESOLUTION RANGE LOW (A) : 19.48 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NONE REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.2 REMARK 200 DATA REDUNDANCY : 2.2 REMARK 200 R MERGE (I) : 0.08 REMARK 200 R SYM (I) : NULL REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : 9.90 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.01 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.07 REMARK 200 COMPLETENESS FOR SHELL (%) : 99.6 REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : 0.40 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 <I/SIGMA(I)> FOR SHELL : 2.50 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: AMORE REMARK 200 STARTING MODEL: PDB ENTRY 1XER REMARK 200 REMARK 200 REMARK: HEMIHEDRIC TWINNED CRYSTAL

REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 33.6 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 1.85 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: VAPOR DIFFUSION METHOD USING 2 REMARK 280 MICROL DROPS OF FRESHLY PURIFIED PROTEIN AT 4.7 MG/ML IN REMARK 280 40 MM POTASSIUM PHOSPHATE PH 6.5 AND 150 NACL, PLUS 2 REMARK 280 MICROL OF WELL SOLUTION, 2.4-3.0 M AMMONIUM SULPHATE REMARK 280 BUFFERED WITH TRIS-HCL 0.1 M PH 8 AND 0.5 MICROL REMARK 280 LAURYLDIMETHYLAMINE-OXIDE (LDAO) 7% (W/V).

REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 31 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -Y,X-Y,Z+1/3 REMARK 290 3555 -X+Y,-X,Z+2/3 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 16.96667 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 33.93333 REMARK 290 REMARK 290 REMARK: NULL

REMARK 300 REMARK 300 BIOMOLECULE: 1, 2, 3, 4, 5, 6, 7 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 GENERATING THE BIOMOLECULE 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: PQS 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 REMARK 350 BIOMOLECULE: 2 REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: MONOMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC REMARK 350 SOFTWARE USED: PQS REMARK 350 APPLY THE FOLLOWING TO CHAINS: 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: 3 REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: MONOMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC REMARK 350 SOFTWARE USED: PQS REMARK 350 APPLY THE FOLLOWING TO CHAINS: C 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: 4 REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: MONOMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC REMARK 350 SOFTWARE USED: PQS REMARK 350 APPLY THE FOLLOWING TO CHAINS: 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 350 REMARK 350 BIOMOLECULE: 5 REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: MONOMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC REMARK 350 SOFTWARE USED: PQS REMARK 350 APPLY THE FOLLOWING TO CHAINS: E 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: 6 REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: MONOMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC REMARK 350 SOFTWARE USED: PQS REMARK 350 APPLY THE FOLLOWING TO CHAINS: F 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: 7 REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: MONOMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC REMARK 350 SOFTWARE USED: PQS REMARK 350 APPLY THE FOLLOWING TO CHAINS: G 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: 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 ASP D 48 CB - CG - OD1 ANGL. DEV. = 5.5 DEGREES REMARK 500 ASP E 76 CB - CG - OD1 ANGL. DEV. = 6.2 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 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 B 26 81.50 -151.49 REMARK 500 PRO B 102 179.37 -49.87 REMARK 500 PRO C 102 168.07 -34.85 REMARK 500 ASP E 26 80.25 -153.03 REMARK 500 PRO E 102 161.22 -39.01 REMARK 500 ASP F 26 82.64 -154.47 REMARK 500 ALA F 47 50.63 73.29 REMARK 500 GLU F 80 -18.23 -48.34 REMARK 500 LYS F 101 104.89 168.44 REMARK 500 MET G 87 -0.62 80.79 REMARK 500 LYS G 101 118.30 -164.14 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 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 ZN A 106 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS A 16 ND1 REMARK 620 2 HIS A 19 NE2 111.1 REMARK 620 3 HIS A 34 ND1 103.9 113.5 REMARK 620 4 ASP A 76 OD1 117.1 106.6 104.7 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 ZN B 106 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS B 16 ND1 REMARK 620 2 HIS B 19 NE2 107.6 REMARK 620 3 HIS B 34 ND1 105.5 111.7 REMARK 620 4 ASP B 76 OD1 114.6 110.7 106.6 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 ZN C 106 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS C 19 NE2 REMARK 620 2 HIS C 16 ND1 102.4 REMARK 620 3 ASP C 76 OD1 115.5 118.1 REMARK 620 4 HIS C 34 ND1 111.4 107.7 101.9 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 ZN D 106 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS D 16 ND1 REMARK 620 2 HIS D 19 NE2 109.6 REMARK 620 3 HIS D 34 ND1 106.2 117.5 REMARK 620 4 ASP D 76 OD1 116.4 107.8 99.4 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 ZN E 106 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS E 16 ND1 REMARK 620 2 HIS E 19 NE2 121.8 REMARK 620 3 HIS E 34 ND1 92.6 115.3 REMARK 620 4 ASP E 76 OD1 129.4 97.0 98.9 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 ZN F 106 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS F 16 ND1 REMARK 620 2 HIS F 19 NE2 103.1 REMARK 620 3 HIS F 34 ND1 100.5 115.1 REMARK 620 4 ASP F 76 OD1 113.3 119.5 104.0 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 ZN G 106 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS G 16 ND1 REMARK 620 2 HIS G 19 NE2 117.1 REMARK 620 3 ASP G 76 OD1 112.1 108.2 REMARK 620 4 HIS G 34 ND1 100.4 112.8 105.7 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 SF4 A 105 FE1 REMARK 620 N RES CSSEQI ATOM REMARK 620 1 SF4 A 105 FE2 REMARK 620 2 SF4 A 105 FE3 62.8 REMARK 620 3 SF4 A 105 FE4 60.7 59.7 REMARK 620 4 SF4 A 105 S2 101.4 52.2 51.4 REMARK 620 5 SF4 A 105 S4 50.9 52.6 97.9 103.9 REMARK 620 6 SF4 A 105 S3 49.2 97.1 49.5 99.4 99.4 REMARK 620 7 CYS A 55 SG 146.3 142.6 143.1 112.3 118.9 120.0 REMARK 620 N 1 2 3 4 5 6 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 SF4 A 105 FE2 REMARK 620 N RES CSSEQI ATOM REMARK 620 1 SF4 A 105 FE3 REMARK 620 2 SF4 A 105 FE4 57.2 REMARK 620 3 SF4 A 105 S1 50.2 49.0 REMARK 620 4 CYS A 83 SG 138.2 143.4 109.6 REMARK 620 5 SF4 A 105 S4 48.9 93.0 98.4 121.9 REMARK 620 6 SF4 A 105 S3 90.2 48.3 97.0 131.2 92.0 REMARK 620 7 SF4 A 105 FE1 56.9 59.0 95.3 154.6 46.3 46.4 REMARK 620 N 1 2 3 4 5 6 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 SF4 A 105 FE3 REMARK 620 N RES CSSEQI ATOM REMARK 620 1 SF4 A 105 FE2 REMARK 620 2 CYS A 86 SG 161.2 REMARK 620 3 SF4 A 105 FE4 60.3 133.9 REMARK 620 4 SF4 A 105 S1 48.9 126.0 50.3 REMARK 620 5 SF4 A 105 S2 99.2 99.6 52.1 101.6 REMARK 620 6 SF4 A 105 S4 49.1 127.2 95.7 97.4 99.0 REMARK 620 7 SF4 A 105 FE1 60.3 134.2 61.3 97.1 52.0 47.9 REMARK 620 N 1 2 3 4 5 6 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 SF4 A 105 FE4 REMARK 620 N RES CSSEQI ATOM REMARK 620 1 SF4 A 105 FE2 REMARK 620 2 SF4 A 105 FE3 62.4 REMARK 620 3 CYS A 89 SG 144.8 143.2 REMARK 620 4 SF4 A 105 S1 50.3 53.0 117.6 REMARK 620 5 SF4 A 105 S2 100.7 51.7 114.6 103.9 REMARK 620 6 SF4 A 105 S3 48.7 94.6 122.0 98.6 96.5 REMARK 620 7 SF4 A 105 FE1 60.3 59.0 145.1 97.2 50.9 47.1 REMARK 620 N 1 2 3 4 5 6 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 SF4 B 105 FE1 REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS B 55 SG REMARK 620 2 SF4 B 105 FE3 142.7 REMARK 620 3 SF4 B 105 S2 111.8 51.9 REMARK 620 4 SF4 B 105 FE2 147.5 61.6 100.7 REMARK 620 5 SF4 B 105 FE4 142.0 60.0 51.5 61.0 REMARK 620 6 SF4 B 105 S3 120.0 97.1 100.8 49.2 50.4 REMARK 620 7 SF4 B 105 S4 119.2 52.6 103.4 50.6 98.7 98.8 REMARK 620 N 1 2 3 4 5 6 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 SF4 B 105 FE2 REMARK 620 N RES CSSEQI ATOM REMARK 620 1 SF4 B 105 FE3 REMARK 620 2 CYS B 83 SG 138.7 REMARK 620 3 SF4 B 105 FE1 57.1 155.2 REMARK 620 4 SF4 B 105 FE4 57.4 143.3 57.7 REMARK 620 5 SF4 B 105 S1 50.8 109.8 94.8 48.9 REMARK 620 6 SF4 B 105 S3 90.7 130.2 45.7 48.3 96.7 REMARK 620 7 SF4 B 105 S4 49.5 123.1 46.1 92.5 99.9 91.0 REMARK 620 N 1 2 3 4 5 6 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 SF4 B 105 FE3 REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS B 86 SG REMARK 620 2 SF4 B 105 S2 99.7 REMARK 620 3 SF4 B 105 FE1 134.6 52.0 REMARK 620 4 SF4 B 105 FE2 159.8 100.5 61.3 REMARK 620 5 SF4 B 105 FE4 134.2 51.7 60.3 61.0 REMARK 620 6 SF4 B 105 S1 125.4 101.0 97.0 49.2 50.4 REMARK 620 7 SF4 B 105 S4 126.7 99.2 48.2 49.9 95.6 98.7 REMARK 620 N 1 2 3 4 5 6 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 SF4 B 105 FE4 REMARK 620 N RES CSSEQI ATOM REMARK 620 1 SF4 B 105 FE3 REMARK 620 2 SF4 B 105 S2 51.7 REMARK 620 3 SF4 B 105 FE1 59.6 51.7 REMARK 620 4 SF4 B 105 FE2 61.6 101.0 61.2 REMARK 620 5 SF4 B 105 S1 53.0 103.6 98.4 49.8 REMARK 620 6 SF4 B 105 S3 94.5 98.2 47.6 49.0 98.3 REMARK 620 7 CYS B 89 SG 144.6 115.5 144.6 143.5 117.0 120.9 REMARK 620 N 1 2 3 4 5 6 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 SF4 C 105 FE1 REMARK 620 N RES CSSEQI ATOM REMARK 620 1 SF4 C 105 S4 REMARK 620 2 SF4 C 105 FE3 52.7 REMARK 620 3 SF4 C 105 S2 103.8 52.1 REMARK 620 4 SF4 C 105 FE2 50.8 62.3 101.1 REMARK 620 5 SF4 C 105 FE4 98.3 59.8 51.4 60.8 REMARK 620 6 CYS C 55 SG 118.9 142.3 111.8 147.0 142.7 REMARK 620 7 SF4 C 105 S3 99.1 97.0 100.0 49.1 50.0 120.4 REMARK 620 N 1 2 3 4 5 6 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 SF4 C 105 FE2 REMARK 620 N RES CSSEQI ATOM REMARK 620 1 SF4 C 105 S4 REMARK 620 2 SF4 C 105 FE1 46.2 REMARK 620 3 SF4 C 105 FE3 49.3 57.0 REMARK 620 4 CYS C 83 SG 121.6 154.2 138.2 REMARK 620 5 SF4 C 105 FE4 92.8 58.5 57.3 144.2 REMARK 620 6 SF4 C 105 S1 99.2 95.3 50.5 110.0 49.1 REMARK 620 7 SF4 C 105 S3 91.6 46.2 90.5 131.1 48.4 97.1 REMARK 620 N 1 2 3 4 5 6 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 SF4 C 105 FE3 REMARK 620 N RES CSSEQI ATOM REMARK 620 1 SF4 C 105 S4 REMARK 620 2 CYS C 86 SG 127.1 REMARK 620 3 SF4 C 105 FE1 48.0 134.4 REMARK 620 4 SF4 C 105 S2 99.0 99.6 51.9 REMARK 620 5 SF4 C 105 FE2 49.5 160.8 60.7 99.6 REMARK 620 6 SF4 C 105 FE4 95.7 133.9 60.9 51.9 60.6 REMARK 620 7 SF4 C 105 S1 97.8 125.9 97.0 101.5 48.9 50.4 REMARK 620 N 1 2 3 4 5 6 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 SF4 C 105 FE4 REMARK 620 N RES CSSEQI ATOM REMARK 620 1 SF4 C 105 FE1 REMARK 620 2 SF4 C 105 FE3 59.3 REMARK 620 3 SF4 C 105 S2 51.2 51.9 REMARK 620 4 CYS C 89 SG 145.2 143.3 114.8 REMARK 620 5 SF4 C 105 FE2 60.7 62.1 100.8 144.4 REMARK 620 6 SF4 C 105 S1 97.6 53.1 104.0 117.2 49.9 REMARK 620 7 SF4 C 105 S3 47.3 94.6 97.2 122.1 48.7 98.2 REMARK 620 N 1 2 3 4 5 6 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 SF4 D 105 FE1 REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS D 55 SG REMARK 620 2 SF4 D 105 S4 118.3 REMARK 620 3 SF4 D 105 FE2 145.4 50.9 REMARK 620 4 SF4 D 105 S3 119.9 100.0 49.7 REMARK 620 5 SF4 D 105 S2 112.7 103.5 101.9 99.5 REMARK 620 6 SF4 D 105 FE3 143.0 52.2 62.5 96.9 52.4 REMARK 620 7 SF4 D 105 FE4 143.5 98.1 61.4 49.8 51.3 59.4 REMARK 620 N 1 2 3 4 5 6 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 SF4 D 105 FE2 REMARK 620 N RES CSSEQI ATOM REMARK 620 1 SF4 D 105 FE1 REMARK 620 2 SF4 D 105 S4 46.7 REMARK 620 3 CYS D 83 SG 154.1 122.7 REMARK 620 4 SF4 D 105 S3 46.3 92.5 129.9 REMARK 620 5 SF4 D 105 FE3 57.3 49.0 139.5 90.1 REMARK 620 6 SF4 D 105 FE4 58.3 92.4 143.6 47.8 56.8 REMARK 620 7 SF4 D 105 S1 95.6 98.7 110.0 96.5 50.4 49.3 REMARK 620 N 1 2 3 4 5 6 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 SF4 D 105 FE3 REMARK 620 N RES CSSEQI ATOM REMARK 620 1 SF4 D 105 FE1 REMARK 620 2 SF4 D 105 S4 48.2 REMARK 620 3 SF4 D 105 FE2 60.2 49.3 REMARK 620 4 SF4 D 105 S2 51.5 98.6 99.3 REMARK 620 5 CYS D 86 SG 134.7 127.8 161.5 99.2 REMARK 620 6 SF4 D 105 FE4 60.8 96.2 61.1 51.8 132.6 REMARK 620 7 SF4 D 105 S1 96.7 97.4 48.8 102.2 125.6 51.1 REMARK 620 N 1 2 3 4 5 6 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 SF4 D 105 FE4 REMARK 620 N RES CSSEQI ATOM REMARK 620 1 SF4 D 105 FE1 REMARK 620 2 SF4 D 105 FE2 60.2 REMARK 620 3 SF4 D 105 S3 47.3 48.8 REMARK 620 4 SF4 D 105 S2 51.1 100.7 96.9 REMARK 620 5 CYS D 89 SG 146.7 143.8 122.4 115.5 REMARK 620 6 SF4 D 105 FE3 59.7 62.2 95.2 52.5 142.4 REMARK 620 7 SF4 D 105 S1 97.4 49.5 97.8 105.0 115.9 53.2 REMARK 620 N 1 2 3 4 5 6 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 SF4 E 105 FE1 REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS E 55 SG REMARK 620 2 SF4 E 105 FE2 146.9 REMARK 620 3 SF4 E 105 S3 119.7 49.2 REMARK 620 4 SF4 E 105 FE3 143.1 61.9 96.9 REMARK 620 5 SF4 E 105 FE4 142.3 60.9 50.1 59.8 REMARK 620 6 SF4 E 105 S2 112.0 101.1 100.5 52.1 51.7 REMARK 620 7 SF4 E 105 S4 118.9 50.9 99.2 52.9 98.7 103.8 REMARK 620 N 1 2 3 4 5 6 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 SF4 E 105 FE2 REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS E 83 SG REMARK 620 2 SF4 E 105 S1 109.6 REMARK 620 3 SF4 E 105 S3 131.1 96.8 REMARK 620 4 SF4 E 105 FE1 154.8 95.2 46.3 REMARK 620 5 SF4 E 105 FE3 137.8 50.8 90.7 57.1 REMARK 620 6 SF4 E 105 FE4 144.1 49.2 48.2 58.0 57.2 REMARK 620 7 SF4 E 105 S4 121.8 99.9 91.6 46.1 49.6 92.7 REMARK 620 N 1 2 3 4 5 6 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 SF4 E 105 FE3 REMARK 620 N RES CSSEQI ATOM REMARK 620 1 SF4 E 105 FE2 REMARK 620 2 SF4 E 105 S1 49.1 REMARK 620 3 CYS E 86 SG 159.8 125.5 REMARK 620 4 SF4 E 105 FE1 61.0 97.2 134.7 REMARK 620 5 SF4 E 105 FE4 60.9 50.6 134.4 60.6 REMARK 620 6 SF4 E 105 S2 100.3 101.8 99.9 52.0 52.1 REMARK 620 7 SF4 E 105 S4 49.9 98.5 126.5 48.0 95.8 99.0 REMARK 620 N 1 2 3 4 5 6 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 SF4 E 105 FE4 REMARK 620 N RES CSSEQI ATOM REMARK 620 1 SF4 E 105 FE2 REMARK 620 2 SF4 E 105 S1 49.9 REMARK 620 3 SF4 E 105 S3 49.1 98.4 REMARK 620 4 SF4 E 105 FE1 61.0 98.2 47.8 REMARK 620 5 SF4 E 105 FE3 61.9 53.2 95.0 59.6 REMARK 620 6 SF4 E 105 S2 101.0 104.1 98.1 51.5 51.9 REMARK 620 7 CYS E 89 SG 144.5 116.6 121.9 145.1 143.0 114.5 REMARK 620 N 1 2 3 4 5 6 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 SF4 F 105 FE1 REMARK 620 N RES CSSEQI ATOM REMARK 620 1 SF4 F 105 FE2 REMARK 620 2 SF4 F 105 FE3 62.1 REMARK 620 3 SF4 F 105 FE4 61.7 59.5 REMARK 620 4 SF4 F 105 S3 49.4 96.6 50.3 REMARK 620 5 SF4 F 105 S4 51.1 52.4 98.8 99.9 REMARK 620 6 CYS F 55 SG 146.2 143.2 142.5 119.9 118.6 REMARK 620 7 SF4 F 105 S2 101.7 51.8 51.7 100.8 102.8 112.1 REMARK 620 N 1 2 3 4 5 6 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 SF4 F 105 FE2 REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS F 83 SG REMARK 620 2 SF4 F 105 FE1 154.9 REMARK 620 3 SF4 F 105 FE3 137.6 57.7 REMARK 620 4 SF4 F 105 FE4 144.2 57.9 56.8 REMARK 620 5 SF4 F 105 S1 109.4 95.4 50.4 49.0 REMARK 620 6 SF4 F 105 S3 131.3 46.2 90.7 47.9 96.3 REMARK 620 7 SF4 F 105 S4 122.0 46.5 49.4 92.2 99.3 92.1 REMARK 620 N 1 2 3 4 5 6 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 SF4 F 105 FE3 REMARK 620 N RES CSSEQI ATOM REMARK 620 1 SF4 F 105 FE1 REMARK 620 2 SF4 F 105 FE2 60.3 REMARK 620 3 SF4 F 105 FE4 60.3 61.3 REMARK 620 4 SF4 F 105 S1 96.6 49.3 51.0 REMARK 620 5 SF4 F 105 S4 47.8 49.7 96.0 98.5 REMARK 620 6 CYS F 86 SG 135.2 160.5 133.4 125.3 127.1 REMARK 620 7 SF4 F 105 S2 51.5 99.9 52.0 102.3 98.0 99.6 REMARK 620 N 1 2 3 4 5 6 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 SF4 F 105 FE4 REMARK 620 N RES CSSEQI ATOM REMARK 620 1 SF4 F 105 FE1 REMARK 620 2 SF4 F 105 FE2 60.4 REMARK 620 3 SF4 F 105 FE3 60.2 61.8 REMARK 620 4 SF4 F 105 S1 98.0 49.8 53.0 REMARK 620 5 SF4 F 105 S3 47.5 48.5 95.2 97.6 REMARK 620 6 CYS F 89 SG 145.5 144.4 142.8 116.5 122.0 REMARK 620 7 SF4 F 105 S2 51.5 100.4 52.1 104.4 97.9 115.1 REMARK 620 N 1 2 3 4 5 6 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 SF4 G 105 FE1 REMARK 620 N RES CSSEQI ATOM REMARK 620 1 SF4 G 105 S3 REMARK 620 2 CYS G 55 SG 121.1 REMARK 620 3 SF4 G 105 FE2 49.7 146.6 REMARK 620 4 SF4 G 105 FE3 97.2 141.6 62.2 REMARK 620 5 SF4 G 105 FE4 50.2 143.9 61.2 59.6 REMARK 620 6 SF4 G 105 S2 100.3 112.0 101.5 52.2 51.5 REMARK 620 7 SF4 G 105 S4 99.7 117.6 50.8 52.5 98.3 103.5 REMARK 620 N 1 2 3 4 5 6 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 SF4 G 105 FE2 REMARK 620 N RES CSSEQI ATOM REMARK 620 1 SF4 G 105 S3 REMARK 620 2 CYS G 83 SG 130.4 REMARK 620 3 SF4 G 105 FE1 46.0 155.3 REMARK 620 4 SF4 G 105 FE3 90.6 138.5 57.4 REMARK 620 5 SF4 G 105 FE4 48.3 142.8 58.3 57.1 REMARK 620 6 SF4 G 105 S1 97.0 109.0 95.5 50.5 49.2 REMARK 620 7 SF4 G 105 S4 92.2 122.8 46.8 49.4 92.9 99.3 REMARK 620 N 1 2 3 4 5 6 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 SF4 G 105 FE3 REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS G 86 SG REMARK 620 2 SF4 G 105 FE1 134.8 REMARK 620 3 SF4 G 105 FE2 160.5 60.3 REMARK 620 4 SF4 G 105 FE4 133.9 60.6 60.9 REMARK 620 5 SF4 G 105 S1 125.6 96.9 49.2 50.8 REMARK 620 6 SF4 G 105 S2 99.7 51.9 99.7 51.9 101.8 REMARK 620 7 SF4 G 105 S4 126.9 48.2 49.3 95.9 97.9 99.1 REMARK 620 N 1 2 3 4 5 6 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 SF4 G 105 FE4 REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS G 89 SG REMARK 620 2 SF4 G 105 S3 121.6 REMARK 620 3 SF4 G 105 FE1 145.8 47.1 REMARK 620 4 SF4 G 105 FE2 143.7 49.0 60.5 REMARK 620 5 SF4 G 105 FE3 143.3 95.0 59.8 62.0 REMARK 620 6 SF4 G 105 S1 116.3 98.5 98.0 50.0 53.1 REMARK 620 7 SF4 G 105 S2 115.3 97.4 51.6 101.0 52.3 104.5 REMARK 620 N 1 2 3 4 5 6 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 F3S A 104 FE1 REMARK 620 N RES CSSEQI ATOM REMARK 620 1 F3S A 104 FE4 REMARK 620 2 F3S A 104 S3 51.6 REMARK 620 3 F3S A 104 FE3 58.9 52.4 REMARK 620 4 F3S A 104 S1 96.2 99.0 48.3 REMARK 620 5 CYS A 45 SG 144.4 123.0 152.5 118.7 REMARK 620 6 F3S A 104 S2 43.7 92.8 94.0 105.7 113.4 REMARK 620 N 1 2 3 4 5 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 F3S A 104 FE3 REMARK 620 N RES CSSEQI ATOM REMARK 620 1 F3S A 104 FE4 REMARK 620 2 F3S A 104 S4 50.1 REMARK 620 3 CYS A 93 SG 139.6 111.9 REMARK 620 4 F3S A 104 S3 52.7 101.1 114.7 REMARK 620 5 F3S A 104 S1 102.1 111.8 118.1 97.0 REMARK 620 6 F3S A 104 FE1 62.7 104.6 142.3 46.8 51.8 REMARK 620 N 1 2 3 4 5 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 F3S A 104 FE4 REMARK 620 N RES CSSEQI ATOM REMARK 620 1 F3S A 104 S4 REMARK 620 2 F3S A 104 S3 103.0 REMARK 620 3 F3S A 104 FE3 53.9 50.9 REMARK 620 4 CYS A 51 SG 111.5 122.5 148.2 REMARK 620 5 F3S A 104 FE1 104.0 44.7 58.4 144.5 REMARK 620 6 F3S A 104 S2 113.1 91.9 98.4 113.3 49.6 REMARK 620 N 1 2 3 4 5 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 F3S B 104 FE1 REMARK 620 N RES CSSEQI ATOM REMARK 620 1 F3S B 104 FE3 REMARK 620 2 F3S B 104 FE4 59.1 REMARK 620 3 F3S B 104 S3 51.6 51.8 REMARK 620 4 CYS B 45 SG 152.5 143.1 122.0 REMARK 620 5 F3S B 104 S2 93.8 44.4 94.4 113.6 REMARK 620 6 F3S B 104 S1 49.0 96.8 99.0 119.5 104.2 REMARK 620 N 1 2 3 4 5 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 F3S B 104 FE3 REMARK 620 N RES CSSEQI ATOM REMARK 620 1 F3S B 104 S4 REMARK 620 2 F3S B 104 FE4 49.9 REMARK 620 3 F3S B 104 S3 100.4 52.7 REMARK 620 4 F3S B 104 FE1 104.7 62.2 47.0 REMARK 620 5 CYS B 93 SG 112.5 142.8 116.7 142.2 REMARK 620 6 F3S B 104 S1 112.7 101.1 96.6 51.3 116.0 REMARK 620 N 1 2 3 4 5 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 F3S B 104 FE4 REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS B 51 SG REMARK 620 2 F3S B 104 S4 112.2 REMARK 620 3 F3S B 104 FE3 149.9 53.5 REMARK 620 4 F3S B 104 S3 123.3 101.6 50.3 REMARK 620 5 F3S B 104 FE1 143.1 104.7 58.7 45.2 REMARK 620 6 F3S B 104 S2 112.3 112.8 97.8 93.1 49.7 REMARK 620 N 1 2 3 4 5 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 F3S C 104 FE1 REMARK 620 N RES CSSEQI ATOM REMARK 620 1 F3S C 104 FE4 REMARK 620 2 F3S C 104 S2 43.6 REMARK 620 3 F3S C 104 S3 51.6 93.0 REMARK 620 4 F3S C 104 FE3 59.1 93.8 52.4 REMARK 620 5 F3S C 104 S1 96.1 104.3 99.8 48.8 REMARK 620 6 CYS C 45 SG 143.5 112.4 123.9 153.8 119.1 REMARK 620 N 1 2 3 4 5 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 F3S C 104 FE3 REMARK 620 N RES CSSEQI ATOM REMARK 620 1 F3S C 104 FE4 REMARK 620 2 F3S C 104 S4 49.9 REMARK 620 3 F3S C 104 S3 52.6 100.4 REMARK 620 4 CYS C 93 SG 141.3 112.8 115.1 REMARK 620 5 F3S C 104 FE1 62.6 105.1 46.7 141.0 REMARK 620 6 F3S C 104 S1 101.2 112.1 97.1 117.2 51.8 REMARK 620 N 1 2 3 4 5 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 F3S C 104 FE4 REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS C 51 SG REMARK 620 2 F3S C 104 S2 112.8 REMARK 620 3 F3S C 104 S4 111.6 113.9 REMARK 620 4 F3S C 104 S3 122.9 92.3 101.9 REMARK 620 5 F3S C 104 FE1 144.1 50.0 104.2 44.5 REMARK 620 6 F3S C 104 FE3 148.9 98.3 53.4 50.7 58.3 REMARK 620 N 1 2 3 4 5 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 F3S D 104 FE1 REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS D 45 SG REMARK 620 2 F3S D 104 S2 113.0 REMARK 620 3 F3S D 104 FE3 152.7 94.3 REMARK 620 4 F3S D 104 FE4 143.1 44.2 59.3 REMARK 620 5 F3S D 104 S3 122.1 93.7 52.5 51.8 REMARK 620 6 F3S D 104 S1 119.0 104.9 49.3 97.0 100.2 REMARK 620 N 1 2 3 4 5 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 F3S D 104 FE3 REMARK 620 N RES CSSEQI ATOM REMARK 620 1 F3S D 104 FE1 REMARK 620 2 F3S D 104 FE4 62.3 REMARK 620 3 F3S D 104 S3 47.0 52.5 REMARK 620 4 F3S D 104 S4 105.4 50.1 100.0 REMARK 620 5 F3S D 104 S1 51.5 101.2 97.1 113.4 REMARK 620 6 CYS D 93 SG 140.8 142.7 115.5 112.9 115.9 REMARK 620 N 1 2 3 4 5 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 F3S D 104 FE4 REMARK 620 N RES CSSEQI ATOM REMARK 620 1 F3S D 104 FE1 REMARK 620 2 F3S D 104 S2 50.0 REMARK 620 3 CYS D 51 SG 143.8 112.2 REMARK 620 4 F3S D 104 FE3 58.4 98.3 149.4 REMARK 620 5 F3S D 104 S3 45.1 92.9 122.9 50.8 REMARK 620 6 F3S D 104 S4 104.9 114.7 111.3 53.5 101.7 REMARK 620 N 1 2 3 4 5 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 F3S E 104 FE1 REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS E 45 SG REMARK 620 2 F3S E 104 FE3 153.8 REMARK 620 3 F3S E 104 FE4 142.6 58.8 REMARK 620 4 F3S E 104 S1 119.8 48.4 96.9 REMARK 620 5 F3S E 104 S2 112.8 93.4 43.8 105.8 REMARK 620 6 F3S E 104 S3 122.7 51.6 51.8 97.9 93.7 REMARK 620 N 1 2 3 4 5 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 F3S E 104 FE3 REMARK 620 N RES CSSEQI ATOM REMARK 620 1 F3S E 104 FE1 REMARK 620 2 F3S E 104 FE4 62.3 REMARK 620 3 F3S E 104 S1 51.1 102.0 REMARK 620 4 F3S E 104 S3 46.6 52.8 95.7 REMARK 620 5 F3S E 104 S4 104.4 50.2 113.0 101.2 REMARK 620 6 CYS E 93 SG 142.7 140.7 117.1 115.8 112.0 REMARK 620 N 1 2 3 4 5 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 F3S E 104 FE4 REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS E 51 SG REMARK 620 2 F3S E 104 FE1 143.7 REMARK 620 3 F3S E 104 FE3 148.1 58.8 REMARK 620 4 F3S E 104 S2 113.3 50.1 98.5 REMARK 620 5 F3S E 104 S3 122.5 44.8 50.4 93.0 REMARK 620 6 F3S E 104 S4 111.8 104.4 53.8 112.2 102.5 REMARK 620 N 1 2 3 4 5 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 F3S F 104 FE1 REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS F 45 SG REMARK 620 2 F3S F 104 FE3 151.5 REMARK 620 3 F3S F 104 FE4 144.3 59.0 REMARK 620 4 F3S F 104 S2 114.0 94.5 44.2 REMARK 620 5 F3S F 104 S3 121.9 52.4 51.5 93.3 REMARK 620 6 F3S F 104 S1 118.5 49.5 96.4 104.7 100.4 REMARK 620 N 1 2 3 4 5 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 F3S F 104 FE3 REMARK 620 N RES CSSEQI ATOM REMARK 620 1 F3S F 104 S4 REMARK 620 2 F3S F 104 FE1 105.8 REMARK 620 3 F3S F 104 FE4 50.4 62.7 REMARK 620 4 F3S F 104 S3 100.6 47.2 52.6 REMARK 620 5 CYS F 93 SG 113.2 140.1 142.6 115.0 REMARK 620 6 F3S F 104 S1 112.5 51.9 101.3 97.7 115.9 REMARK 620 N 1 2 3 4 5 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 F3S F 104 FE4 REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS F 51 SG REMARK 620 2 F3S F 104 S4 111.4 REMARK 620 3 F3S F 104 FE1 144.1 104.5 REMARK 620 4 F3S F 104 FE3 149.6 53.4 58.3 REMARK 620 5 F3S F 104 S2 112.0 114.8 49.8 98.4 REMARK 620 6 F3S F 104 S3 123.3 101.8 45.0 50.8 92.4 REMARK 620 N 1 2 3 4 5 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 F3S G 104 FE1 REMARK 620 N RES CSSEQI ATOM REMARK 620 1 F3S G 104 S1 REMARK 620 2 CYS G 45 SG 119.3 REMARK 620 3 F3S G 104 S2 105.1 113.5 REMARK 620 4 F3S G 104 S3 98.9 122.5 93.4 REMARK 620 5 F3S G 104 FE3 48.8 152.7 93.8 51.8 REMARK 620 6 F3S G 104 FE4 96.6 143.4 44.0 51.4 58.9 REMARK 620 N 1 2 3 4 5 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 F3S G 104 FE3 REMARK 620 N RES CSSEQI ATOM REMARK 620 1 F3S G 104 S1 REMARK 620 2 F3S G 104 FE1 51.7 REMARK 620 3 F3S G 104 S3 96.9 46.8 REMARK 620 4 F3S G 104 FE4 101.6 62.2 52.4 REMARK 620 5 F3S G 104 S4 111.7 104.6 101.2 50.7 REMARK 620 6 CYS G 93 SG 117.1 142.3 115.7 141.1 112.3 REMARK 620 N 1 2 3 4 5 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 F3S G 104 FE4 REMARK 620 N RES CSSEQI ATOM REMARK 620 1 F3S G 104 FE1 REMARK 620 2 F3S G 104 S2 50.1 REMARK 620 3 F3S G 104 S3 45.2 93.2 REMARK 620 4 F3S G 104 FE3 58.9 98.7 50.7 REMARK 620 5 CYS G 51 SG 145.5 113.2 124.1 148.1 REMARK 620 6 F3S G 104 S4 104.2 112.3 102.5 53.7 110.3 REMARK 620 N 1 2 3 4 5

REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE F3S A 104 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SF4 A 105 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN A 106 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE F3S B 104 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SF4 B 105 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC6 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN B 106 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC7 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE F3S C 104 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC8 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SF4 C 105 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC9 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN C 106 REMARK 800 REMARK 800 SITE_IDENTIFIER: BC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE F3S D 104 REMARK 800 REMARK 800 SITE_IDENTIFIER: BC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SF4 D 105 REMARK 800 REMARK 800 SITE_IDENTIFIER: BC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN D 106 REMARK 800 REMARK 800 SITE_IDENTIFIER: BC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE F3S E 104 REMARK 800 REMARK 800 SITE_IDENTIFIER: BC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SF4 E 105 REMARK 800 REMARK 800 SITE_IDENTIFIER: BC6 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN E 106 REMARK 800 REMARK 800 SITE_IDENTIFIER: BC7 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE F3S F 104 REMARK 800 REMARK 800 SITE_IDENTIFIER: BC8 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SF4 F 105 REMARK 800 REMARK 800 SITE_IDENTIFIER: BC9 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN F 106 REMARK 800 REMARK 800 SITE_IDENTIFIER: CC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE F3S G 104 REMARK 800 REMARK 800 SITE_IDENTIFIER: CC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SF4 G 105 REMARK 800 REMARK 800 SITE_IDENTIFIER: CC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN G 106

DBREF 2VKR A 1 103 UNP P49949 FER_ACIAM 1 103 DBREF 2VKR B 1 103 UNP P49949 FER_ACIAM 1 103 DBREF 2VKR C 1 103 UNP P49949 FER_ACIAM 1 103 DBREF 2VKR D 1 103 UNP P49949 FER_ACIAM 1 103 DBREF 2VKR E 1 103 UNP P49949 FER_ACIAM 1 103 DBREF 2VKR F 1 103 UNP P49949 FER_ACIAM 1 103 DBREF 2VKR G 1 103 UNP P49949 FER_ACIAM 1 103

SEQRES 1 A 103 GLY ILE ASP PRO ASN TYR ARG THR SER ARG GLN VAL VAL SEQRES 2 A 103 GLY GLU HIS GLN GLY HIS LYS VAL TYR GLY PRO VAL ASP SEQRES 3 A 103 PRO PRO LYS VAL LEU GLY ILE HIS GLY THR ILE VAL GLY SEQRES 4 A 103 VAL ASP PHE ASP LEU CYS ILE ALA ASP GLY SER CYS ILE SEQRES 5 A 103 THR ALA CYS PRO VAL ASN VAL PHE GLN TRP TYR ASP THR SEQRES 6 A 103 PRO GLY HIS PRO ALA SER GLU LYS LYS ALA ASP PRO ILE SEQRES 7 A 103 ASN GLU GLN ALA CYS ILE PHE CYS MET ALA CYS VAL ASN SEQRES 8 A 103 VAL CYS PRO VAL ALA ALA ILE ASP VAL LYS PRO PRO SEQRES 1 B 103 GLY ILE ASP PRO ASN TYR ARG THR SER ARG GLN VAL VAL SEQRES 2 B 103 GLY GLU HIS GLN GLY HIS LYS VAL TYR GLY PRO VAL ASP SEQRES 3 B 103 PRO PRO LYS VAL LEU GLY ILE HIS GLY THR ILE VAL GLY SEQRES 4 B 103 VAL ASP PHE ASP LEU CYS ILE ALA ASP GLY SER CYS ILE SEQRES 5 B 103 THR ALA CYS PRO VAL ASN VAL PHE GLN TRP TYR ASP THR SEQRES 6 B 103 PRO GLY HIS PRO ALA SER GLU LYS LYS ALA ASP PRO ILE SEQRES 7 B 103 ASN GLU GLN ALA CYS ILE PHE CYS MET ALA CYS VAL ASN SEQRES 8 B 103 VAL CYS PRO VAL ALA ALA ILE ASP VAL LYS PRO PRO SEQRES 1 C 103 GLY ILE ASP PRO ASN TYR ARG THR SER ARG GLN VAL VAL SEQRES 2 C 103 GLY GLU HIS GLN GLY HIS LYS VAL TYR GLY PRO VAL ASP SEQRES 3 C 103 PRO PRO LYS VAL LEU GLY ILE HIS GLY THR ILE VAL GLY SEQRES 4 C 103 VAL ASP PHE ASP LEU CYS ILE ALA ASP GLY SER CYS ILE SEQRES 5 C 103 THR ALA CYS PRO VAL ASN VAL PHE GLN TRP TYR ASP THR SEQRES 6 C 103 PRO GLY HIS PRO ALA SER GLU LYS LYS ALA ASP PRO ILE SEQRES 7 C 103 ASN GLU GLN ALA CYS ILE PHE CYS MET ALA CYS VAL ASN SEQRES 8 C 103 VAL CYS PRO VAL ALA ALA ILE ASP VAL LYS PRO PRO SEQRES 1 D 103 GLY ILE ASP PRO ASN TYR ARG THR SER ARG GLN VAL VAL SEQRES 2 D 103 GLY GLU HIS GLN GLY HIS LYS VAL TYR GLY PRO VAL ASP SEQRES 3 D 103 PRO PRO LYS VAL LEU GLY ILE HIS GLY THR ILE VAL GLY SEQRES 4 D 103 VAL ASP PHE ASP LEU CYS ILE ALA ASP GLY SER CYS ILE SEQRES 5 D 103 THR ALA CYS PRO VAL ASN VAL PHE GLN TRP TYR ASP THR SEQRES 6 D 103 PRO GLY HIS PRO ALA SER GLU LYS LYS ALA ASP PRO ILE SEQRES 7 D 103 ASN GLU GLN ALA CYS ILE PHE CYS MET ALA CYS VAL ASN SEQRES 8 D 103 VAL CYS PRO VAL ALA ALA ILE ASP VAL LYS PRO PRO SEQRES 1 E 103 GLY ILE ASP PRO ASN TYR ARG THR SER ARG GLN VAL VAL SEQRES 2 E 103 GLY GLU HIS GLN GLY HIS LYS VAL TYR GLY PRO VAL ASP SEQRES 3 E 103 PRO PRO LYS VAL LEU GLY ILE HIS GLY THR ILE VAL GLY SEQRES 4 E 103 VAL ASP PHE ASP LEU CYS ILE ALA ASP GLY SER CYS ILE SEQRES 5 E 103 THR ALA CYS PRO VAL ASN VAL PHE GLN TRP TYR ASP THR SEQRES 6 E 103 PRO GLY HIS PRO ALA SER GLU LYS LYS ALA ASP PRO ILE SEQRES 7 E 103 ASN GLU GLN ALA CYS ILE PHE CYS MET ALA CYS VAL ASN SEQRES 8 E 103 VAL CYS PRO VAL ALA ALA ILE ASP VAL LYS PRO PRO SEQRES 1 F 103 GLY ILE ASP PRO ASN TYR ARG THR SER ARG GLN VAL VAL SEQRES 2 F 103 GLY GLU HIS GLN GLY HIS LYS VAL TYR GLY PRO VAL ASP SEQRES 3 F 103 PRO PRO LYS VAL LEU GLY ILE HIS GLY THR ILE VAL GLY SEQRES 4 F 103 VAL ASP PHE ASP LEU CYS ILE ALA ASP GLY SER CYS ILE SEQRES 5 F 103 THR ALA CYS PRO VAL ASN VAL PHE GLN TRP TYR ASP THR SEQRES 6 F 103 PRO GLY HIS PRO ALA SER GLU LYS LYS ALA ASP PRO ILE SEQRES 7 F 103 ASN GLU GLN ALA CYS ILE PHE CYS MET ALA CYS VAL ASN SEQRES 8 F 103 VAL CYS PRO VAL ALA ALA ILE ASP VAL LYS PRO PRO SEQRES 1 G 103 GLY ILE ASP PRO ASN TYR ARG THR SER ARG GLN VAL VAL SEQRES 2 G 103 GLY GLU HIS GLN GLY HIS LYS VAL TYR GLY PRO VAL ASP SEQRES 3 G 103 PRO PRO LYS VAL LEU GLY ILE HIS GLY THR ILE VAL GLY SEQRES 4 G 103 VAL ASP PHE ASP LEU CYS ILE ALA ASP GLY SER CYS ILE SEQRES 5 G 103 THR ALA CYS PRO VAL ASN VAL PHE GLN TRP TYR ASP THR SEQRES 6 G 103 PRO GLY HIS PRO ALA SER GLU LYS LYS ALA ASP PRO ILE SEQRES 7 G 103 ASN GLU GLN ALA CYS ILE PHE CYS MET ALA CYS VAL ASN SEQRES 8 G 103 VAL CYS PRO VAL ALA ALA ILE ASP VAL LYS PRO PRO

HET F3S A 104 7 HET SF4 A 105 8 HET ZN A 106 1 HET F3S B 104 7 HET SF4 B 105 8 HET ZN B 106 1 HET F3S C 104 7 HET SF4 C 105 8 HET ZN C 106 1 HET F3S D 104 7 HET SF4 D 105 8 HET ZN D 106 1 HET F3S E 104 7 HET SF4 E 105 8 HET ZN E 106 1 HET F3S F 104 7 HET SF4 F 105 8 HET ZN F 106 1 HET F3S G 104 7 HET SF4 G 105 8 HET ZN G 106 1

HETNAM ZN ZINC ION HETNAM SF4 IRON/SULFUR CLUSTER HETNAM F3S FE3-S4 CLUSTER

FORMUL 8 ZN 7(ZN 2+) FORMUL 9 SF4 7(FE4 S4 2+) FORMUL 10 F3S 7(FE3 S4 1+) FORMUL 11 HOH *109(H2 O1)

HELIX 1 1 ASN A 5 ARG A 10 1 6 HELIX 2 2 GLY A 49 CYS A 55 1 7 HELIX 3 3 ASN A 79 CYS A 83 5 5 HELIX 4 4 MET A 87 CYS A 93 1 7 HELIX 5 5 ASN B 5 ARG B 10 1 6 HELIX 6 6 GLY B 49 CYS B 55 1 7 HELIX 7 7 ASN B 79 CYS B 83 5 5 HELIX 8 8 MET B 87 CYS B 93 1 7 HELIX 9 9 ASN C 5 ARG C 10 1 6 HELIX 10 10 GLY C 49 CYS C 55 1 7 HELIX 11 11 ASN C 79 CYS C 83 5 5 HELIX 12 12 MET C 87 CYS C 93 1 7 HELIX 13 13 ASN D 5 ARG D 10 1 6 HELIX 14 14 GLY D 49 CYS D 55 1 7 HELIX 15 15 ASN D 79 CYS D 83 5 5 HELIX 16 16 MET D 87 CYS D 93 1 7 HELIX 17 17 ASN E 5 ARG E 10 1 6 HELIX 18 18 GLY E 49 CYS E 55 1 7 HELIX 19 19 ASN E 79 CYS E 83 5 5 HELIX 20 20 MET E 87 CYS E 93 1 7 HELIX 21 21 ASN F 5 ARG F 10 1 6 HELIX 22 22 GLY F 49 CYS F 55 1 7 HELIX 23 23 ASN F 79 CYS F 83 5 5 HELIX 24 24 MET F 87 CYS F 93 1 7 HELIX 25 25 ASN G 5 ARG G 10 1 6 HELIX 26 26 GLY G 49 CYS G 55 1 7 HELIX 27 27 ASN G 79 CYS G 83 5 5 HELIX 28 28 MET G 87 CYS G 93 1 7

SHEET 1 AA 5 VAL A 12 HIS A 16 0 SHEET 2 AA 5 HIS A 19 TYR A 22 -1 O HIS A 19 N HIS A 16 SHEET 3 AA 5 ILE A 33 HIS A 34 -1 O ILE A 33 N TYR A 22 SHEET 4 AA 5 VAL A 38 ASP A 41 -1 O VAL A 40 N HIS A 34 SHEET 5 AA 5 ILE A 98 VAL A 100 -1 O ASP A 99 N GLY A 39 SHEET 1 AB 2 GLN A 61 ASP A 64 0 SHEET 2 AB 2 LYS A 73 ASP A 76 -1 O LYS A 74 N TYR A 63 SHEET 1 BA 5 VAL B 12 HIS B 16 0 SHEET 2 BA 5 HIS B 19 TYR B 22 -1 O HIS B 19 N HIS B 16 SHEET 3 BA 5 ILE B 33 HIS B 34 -1 O ILE B 33 N TYR B 22 SHEET 4 BA 5 VAL B 38 ASP B 41 -1 O VAL B 40 N HIS B 34 SHEET 5 BA 5 ILE B 98 VAL B 100 -1 O ASP B 99 N GLY B 39 SHEET 1 BB 2 GLN B 61 ASP B 64 0 SHEET 2 BB 2 LYS B 73 ASP B 76 -1 O LYS B 74 N TYR B 63 SHEET 1 CA 5 VAL C 12 HIS C 16 0 SHEET 2 CA 5 HIS C 19 TYR C 22 -1 O HIS C 19 N HIS C 16 SHEET 3 CA 5 ILE C 33 HIS C 34 -1 O ILE C 33 N TYR C 22 SHEET 4 CA 5 VAL C 38 ASP C 41 -1 O VAL C 40 N HIS C 34 SHEET 5 CA 5 ILE C 98 VAL C 100 -1 O ASP C 99 N GLY C 39 SHEET 1 CB 2 GLN C 61 ASP C 64 0 SHEET 2 CB 2 LYS C 73 ASP C 76 -1 O LYS C 74 N TYR C 63 SHEET 1 DA 5 VAL D 12 HIS D 16 0 SHEET 2 DA 5 HIS D 19 TYR D 22 -1 O HIS D 19 N HIS D 16 SHEET 3 DA 5 ILE D 33 HIS D 34 -1 O ILE D 33 N TYR D 22 SHEET 4 DA 5 VAL D 38 ASP D 41 -1 O VAL D 40 N HIS D 34 SHEET 5 DA 5 ILE D 98 VAL D 100 -1 O ASP D 99 N GLY D 39 SHEET 1 DB 2 GLN D 61 ASP D 64 0 SHEET 2 DB 2 LYS D 73 ASP D 76 -1 O LYS D 74 N TYR D 63 SHEET 1 EA 5 VAL E 12 HIS E 16 0 SHEET 2 EA 5 HIS E 19 TYR E 22 -1 O HIS E 19 N HIS E 16 SHEET 3 EA 5 ILE E 33 HIS E 34 -1 O ILE E 33 N TYR E 22 SHEET 4 EA 5 VAL E 38 ASP E 41 -1 O VAL E 40 N HIS E 34 SHEET 5 EA 5 ILE E 98 VAL E 100 -1 O ASP E 99 N GLY E 39 SHEET 1 EB 2 GLN E 61 ASP E 64 0 SHEET 2 EB 2 LYS E 73 ASP E 76 -1 O LYS E 74 N TYR E 63 SHEET 1 FA 5 VAL F 12 HIS F 16 0 SHEET 2 FA 5 HIS F 19 TYR F 22 -1 O HIS F 19 N HIS F 16 SHEET 3 FA 5 ILE F 33 HIS F 34 -1 O ILE F 33 N TYR F 22 SHEET 4 FA 5 VAL F 38 ASP F 41 -1 O VAL F 40 N HIS F 34 SHEET 5 FA 5 ILE F 98 VAL F 100 -1 O ASP F 99 N GLY F 39 SHEET 1 FB 2 GLN F 61 ASP F 64 0 SHEET 2 FB 2 LYS F 73 ASP F 76 -1 O LYS F 74 N TYR F 63 SHEET 1 GA 5 VAL G 12 HIS G 16 0 SHEET 2 GA 5 HIS G 19 TYR G 22 -1 O HIS G 19 N HIS G 16 SHEET 3 GA 5 ILE G 33 HIS G 34 -1 O ILE G 33 N TYR G 22 SHEET 4 GA 5 VAL G 38 ASP G 41 -1 O VAL G 40 N HIS G 34 SHEET 5 GA 5 ILE G 98 VAL G 100 -1 O ASP G 99 N GLY G 39 SHEET 1 GB 2 GLN G 61 ASP G 64 0 SHEET 2 GB 2 LYS G 73 ASP G 76 -1 O LYS G 74 N TYR G 63

LINK FE1 F3S A 104 SG CYS A 45 1555 1555 2.15 LINK FE3 F3S A 104 SG CYS A 93 1555 1555 2.20 LINK FE4 F3S A 104 SG CYS A 51 1555 1555 2.15 LINK FE1 SF4 A 105 SG CYS A 55 1555 1555 2.17 LINK FE2 SF4 A 105 SG CYS A 83 1555 1555 2.15 LINK FE3 SF4 A 105 SG CYS A 86 1555 1555 2.18 LINK FE4 SF4 A 105 SG CYS A 89 1555 1555 2.21 LINK ZN ZN A 106 OD1 ASP A 76 1555 1555 1.81 LINK ZN ZN A 106 ND1 HIS A 16 1555 1555 1.80 LINK ZN ZN A 106 NE2 HIS A 19 1555 1555 1.78 LINK ZN ZN A 106 ND1 HIS A 34 1555 1555 1.89 LINK FE1 F3S B 104 SG CYS B 45 1555 1555 2.15 LINK FE3 F3S B 104 SG CYS B 93 1555 1555 2.19 LINK FE4 F3S B 104 SG CYS B 51 1555 1555 2.15 LINK FE1 SF4 B 105 SG CYS B 55 1555 1555 2.16 LINK FE2 SF4 B 105 SG CYS B 83 1555 1555 2.14 LINK FE3 SF4 B 105 SG CYS B 86 1555 1555 2.19 LINK FE4 SF4 B 105 SG CYS B 89 1555 1555 2.22 LINK ZN ZN B 106 OD1 ASP B 76 1555 1555 1.80 LINK ZN ZN B 106 ND1 HIS B 16 1555 1555 1.81 LINK ZN ZN B 106 NE2 HIS B 19 1555 1555 1.79 LINK ZN ZN B 106 ND1 HIS B 34 1555 1555 1.89 LINK FE3 F3S C 104 SG CYS C 93 1555 1555 2.19 LINK FE1 F3S C 104 SG CYS C 45 1555 1555 2.15 LINK FE4 F3S C 104 SG CYS C 51 1555 1555 2.15 LINK FE1 SF4 C 105 SG CYS C 55 1555 1555 2.16 LINK FE2 SF4 C 105 SG CYS C 83 1555 1555 2.15 LINK FE3 SF4 C 105 SG CYS C 86 1555 1555 2.19 LINK FE4 SF4 C 105 SG CYS C 89 1555 1555 2.21 LINK ZN ZN C 106 NE2 HIS C 19 1555 1555 1.78 LINK ZN ZN C 106 OD1 ASP C 76 1555 1555 1.80 LINK ZN ZN C 106 ND1 HIS C 16 1555 1555 1.80 LINK ZN ZN C 106 ND1 HIS C 34 1555 1555 1.89 LINK FE1 F3S D 104 SG CYS D 45 1555 1555 2.16 LINK FE4 F3S D 104 SG CYS D 51 1555 1555 2.16 LINK FE3 F3S D 104 SG CYS D 93 1555 1555 2.19 LINK FE3 SF4 D 105 SG CYS D 86 1555 1555 2.18 LINK FE4 SF4 D 105 SG CYS D 89 1555 1555 2.22 LINK FE2 SF4 D 105 SG CYS D 83 1555 1555 2.15 LINK FE1 SF4 D 105 SG CYS D 55 1555 1555 2.17 LINK ZN ZN D 106 ND1 HIS D 34 1555 1555 1.89 LINK ZN ZN D 106 NE2 HIS D 19 1555 1555 1.78 LINK ZN ZN D 106 ND1 HIS D 16 1555 1555 1.80 LINK ZN ZN D 106 OD1 ASP D 76 1555 1555 1.81 LINK FE4 F3S E 104 SG CYS E 51 1555 1555 2.15 LINK FE3 F3S E 104 SG CYS E 93 1555 1555 2.20 LINK FE1 F3S E 104 SG CYS E 45 1555 1555 2.15 LINK FE4 SF4 E 105 SG CYS E 89 1555 1555 2.22 LINK FE3 SF4 E 105 SG CYS E 86 1555 1555 2.19 LINK FE2 SF4 E 105 SG CYS E 83 1555 1555 2.15 LINK FE1 SF4 E 105 SG CYS E 55 1555 1555 2.17 LINK ZN ZN E 106 NE2 HIS E 19 1555 1555 1.78 LINK ZN ZN E 106 ND1 HIS E 16 1555 1555 1.81 LINK ZN ZN E 106 OD1 ASP E 76 1555 1555 1.81 LINK ZN ZN E 106 ND1 HIS E 34 1555 1555 1.89 LINK FE1 F3S F 104 SG CYS F 45 1555 1555 2.16 LINK FE3 F3S F 104 SG CYS F 93 1555 1555 2.20 LINK FE4 F3S F 104 SG CYS F 51 1555 1555 2.15 LINK FE4 SF4 F 105 SG CYS F 89 1555 1555 2.21 LINK FE3 SF4 F 105 SG CYS F 86 1555 1555 2.19 LINK FE2 SF4 F 105 SG CYS F 83 1555 1555 2.15 LINK FE1 SF4 F 105 SG CYS F 55 1555 1555 2.17 LINK ZN ZN F 106 OD1 ASP F 76 1555 1555 1.80 LINK ZN ZN F 106 ND1 HIS F 34 1555 1555 1.89 LINK ZN ZN F 106 NE2 HIS F 19 1555 1555 1.78 LINK ZN ZN F 106 ND1 HIS F 16 1555 1555 1.81 LINK FE1 F3S G 104 SG CYS G 45 1555 1555 2.15 LINK FE3 F3S G 104 SG CYS G 93 1555 1555 2.19 LINK FE4 F3S G 104 SG CYS G 51 1555 1555 2.15 LINK FE4 SF4 G 105 SG CYS G 89 1555 1555 2.22 LINK FE3 SF4 G 105 SG CYS G 86 1555 1555 2.19 LINK FE2 SF4 G 105 SG CYS G 83 1555 1555 2.15 LINK FE1 SF4 G 105 SG CYS G 55 1555 1555 2.17 LINK ZN ZN G 106 ND1 HIS G 34 1555 1555 1.89 LINK ZN ZN G 106 OD1 ASP G 76 1555 1555 1.79 LINK ZN ZN G 106 NE2 HIS G 19 1555 1555 1.78 LINK ZN ZN G 106 ND1 HIS G 16 1555 1555 1.80

CISPEP 1 GLY A 23 PRO A 24 0 1.25 CISPEP 2 PRO A 27 PRO A 28 0 -1.52 CISPEP 3 GLY B 23 PRO B 24 0 2.90 CISPEP 4 PRO B 27 PRO B 28 0 1.79 CISPEP 5 GLY C 23 PRO C 24 0 -0.05 CISPEP 6 PRO C 27 PRO C 28 0 3.65 CISPEP 7 GLY D 23 PRO D 24 0 0.00 CISPEP 8 PRO D 27 PRO D 28 0 3.12 CISPEP 9 GLY E 23 PRO E 24 0 -4.28 CISPEP 10 PRO E 27 PRO E 28 0 -1.54 CISPEP 11 GLY F 23 PRO F 24 0 2.81 CISPEP 12 PRO F 27 PRO F 28 0 3.74 CISPEP 13 GLY G 23 PRO G 24 0 -0.01 CISPEP 14 PRO G 27 PRO G 28 0 -4.15

SITE 1 AC1 7 CYS A 45 ILE A 46 ASP A 48 GLY A 49 SITE 2 AC1 7 SER A 50 CYS A 51 CYS A 93 SITE 1 AC2 7 CYS A 55 VAL A 59 CYS A 83 ILE A 84 SITE 2 AC2 7 CYS A 86 MET A 87 CYS A 89 SITE 1 AC3 4 HIS A 16 HIS A 19 HIS A 34 ASP A 76 SITE 1 AC4 8 CYS B 45 ILE B 46 ALA B 47 ASP B 48 SITE 2 AC4 8 GLY B 49 SER B 50 CYS B 51 CYS B 93 SITE 1 AC5 6 CYS B 55 VAL B 59 CYS B 83 CYS B 86 SITE 2 AC5 6 MET B 87 CYS B 89 SITE 1 AC6 4 HIS B 16 HIS B 19 HIS B 34 ASP B 76 SITE 1 AC7 8 CYS C 45 ILE C 46 ASP C 48 GLY C 49 SITE 2 AC7 8 SER C 50 CYS C 51 ALA C 75 CYS C 93 SITE 1 AC8 7 CYS C 55 VAL C 59 CYS C 83 ILE C 84 SITE 2 AC8 7 CYS C 86 MET C 87 CYS C 89 SITE 1 AC9 4 HIS C 16 HIS C 19 HIS C 34 ASP C 76 SITE 1 BC1 9 CYS D 45 ILE D 46 ALA D 47 ASP D 48 SITE 2 BC1 9 GLY D 49 SER D 50 CYS D 51 ALA D 75 SITE 3 BC1 9 CYS D 93 SITE 1 BC2 8 CYS D 55 VAL D 57 PHE D 60 CYS D 83 SITE 2 BC2 8 ILE D 84 CYS D 86 MET D 87 CYS D 89 SITE 1 BC3 4 HIS D 16 HIS D 19 HIS D 34 ASP D 76 SITE 1 BC4 8 CYS E 45 ILE E 46 ALA E 47 ASP E 48 SITE 2 BC4 8 GLY E 49 SER E 50 CYS E 51 CYS E 93 SITE 1 BC5 7 CYS E 55 VAL E 59 CYS E 83 ILE E 84 SITE 2 BC5 7 CYS E 86 MET E 87 CYS E 89 SITE 1 BC6 4 HIS E 16 HIS E 19 HIS E 34 ASP E 76 SITE 1 BC7 7 CYS F 45 ILE F 46 ALA F 47 ASP F 48 SITE 2 BC7 7 GLY F 49 CYS F 51 CYS F 93 SITE 1 BC8 7 CYS F 55 VAL F 59 CYS F 83 ILE F 84 SITE 2 BC8 7 CYS F 86 MET F 87 CYS F 89 SITE 1 BC9 4 HIS F 16 HIS F 19 HIS F 34 ASP F 76 SITE 1 CC1 8 CYS G 45 ILE G 46 ASP G 48 GLY G 49 SITE 2 CC1 8 SER G 50 CYS G 51 ALA G 75 CYS G 93 SITE 1 CC2 7 CYS G 55 VAL G 59 CYS G 83 ILE G 84 SITE 2 CC2 7 CYS G 86 MET G 87 CYS G 89 SITE 1 CC3 4 HIS G 16 HIS G 19 HIS G 34 ASP G 76

CRYST1 117.500 117.500 50.900 90.00 90.00 120.00 P 31 21

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 0.008511 0.004914 0.000000 0.00000

SCALE2 0.000000 0.009827 0.000000 0.00000

SCALE3 0.000000 0.000000 0.019646 0.00000

MTRIX1 1 0.109090 -0.864130 0.491300 71.42393 1

MTRIX2 1 0.148980 0.502880 0.851420 4.73281 1

MTRIX3 1 -0.982810 -0.019680 0.183590 0.23226 1

MTRIX1 2 -0.461330 0.887060 -0.017170 -2.08640 1

MTRIX2 2 0.887020 0.460700 -0.030890 1.61628 1

MTRIX3 2 -0.019490 -0.029480 -0.999380 54.18728 1

MTRIX1 3 -0.815090 -0.321230 -0.482120 96.95162 1

MTRIX2 3 0.361440 0.368410 -0.856530 49.48711 1

MTRIX3 3 0.452760 -0.872400 -0.184180 11.46147 1

MTRIX1 4 -0.405570 -0.913860 -0.019250 117.25011 1

MTRIX2 4 0.914050 -0.405340 -0.014810 55.82421 1

MTRIX3 4 0.005730 -0.023610 0.999700 -17.61574 1

MTRIX1 5 -0.831590 0.244830 0.498520 2.85829 1

MTRIX2 5 0.415850 -0.320510 0.851090 21.96861 1

MTRIX3 5 0.368150 0.915060 0.164720 -3.64962 1

MTRIX1 6 -0.527120 -0.647090 0.550840 61.41705 1

MTRIX2 6 -0.634400 -0.131640 -0.761710 145.93777 1

MTRIX3 6 0.565410 -0.750970 -0.341120 64.36745 1