1HLQ - Header Asymmetric Unit

HEADER ELECTRON TRANSPORT 01-DEC-00 1HLQ

TITLE CRYSTAL STRUCTURE OF RHODOFERAX FERMENTANS HIGH POTENTIAL TITLE 2 IRON-SULFUR PROTEIN REFINED TO 1.45 A

COMPND MOL_ID: 1; COMPND 2 MOLECULE: HIGH-POTENTIAL IRON-SULFUR PROTEIN; COMPND 3 CHAIN: A, B, C; COMPND 4 SYNONYM: HIPIP

SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: RHODOFERAX FERMENTANS; SOURCE 3 ORGANISM_TAXID: 28066

KEYWDS IRON SULFUR CLUSTER, ELECTRON TRANSPORT

EXPDTA X-RAY DIFFRACTION

AUTHOR A.GONZALEZ,S.CIURLI,S.BENINI

REVDAT 3 24-FEB-09 1HLQ 1 VERSN REVDAT 2 02-SEP-03 1HLQ 1 JRNL REVDAT 1 03-JUN-03 1HLQ 0

JRNL AUTH A.GONZALEZ,S.BENINI,S.CIURLI JRNL TITL STRUCTURE OF RHODOFERAX FERMENTANS HIGH-POTENTIAL JRNL TITL 2 IRON-SULFUR PROTEIN SOLVED BY MAD. JRNL REF ACTA CRYSTALLOGR.,SECT.D V. 59 1582 2003 JRNL REFN ISSN 0907-4449 JRNL PMID 12925788 JRNL DOI 10.1107/S0907444903014604

REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH G.VAN DRIESCHE,S.CIURLI,A.HOCHKOEPPLER, REMARK 1 AUTH 2 J.J.VAN BEEUMEN REMARK 1 TITL THE PRIMARY STRUCTURE OF RHODOFERAX FERMENTANS REMARK 1 TITL 2 HIGH POTENTIAL IRON-SULFUR PROTEIN, AN ELECTRON REMARK 1 TITL 3 DONOR TO THE PHOTOSYNTHETIC REACTION CENTER REMARK 1 REF EUR.J.BIOCHEM. V. 96 1 1997 REMARK 1 REFN ISSN 0014-2956 REMARK 1 REFERENCE 2 REMARK 1 AUTH A.HOCHKOEPPLER,S.CIURLI,G.VENTUROLI,D.ZANNONI REMARK 1 TITL THE HIGH-POTENTIAL IRON-SULFUR PROTEIN (HIPIP) REMARK 1 TITL 2 FROM RHODOFERAX FERMENTANS IS COMPETENT IN REMARK 1 TITL 3 PHOTOSYNTHETIC ELECTRON TRANSFER REMARK 1 REF FEBS LETT. V. 357 70 1995 REMARK 1 REFN ISSN 0014-5793 REMARK 1 DOI 10.1016/0014-5793(94)01334-W REMARK 1 REFERENCE 3 REMARK 1 AUTH A.HOCHKOEPPLER,P.KOFOD,G.FERRO,S.CIURLI REMARK 1 TITL ISOLATION, CHARACTERIZATION, AND FUNCTIONAL ROLE REMARK 1 TITL 2 OF THE HIGH POTENTIALIRON-SULFUR PROTEIN (HIPIP) REMARK 1 TITL 3 FROM RHODOPHERAX FERMENTANS REMARK 1 REF ARCH.BIOCHEM.BIOPHYS. V. 322 313 1995 REMARK 1 REFN ISSN 0003-9861 REMARK 1 DOI 10.1006/ABBI.1995.1469 REMARK 1 REFERENCE 4 REMARK 1 AUTH S.CIURLI,M.A.CREMONINI,P.KOFOD,C.LUCHINAT REMARK 1 TITL 1H NMR OF HIGH POTENTIAL IRON-SULFUR PROTEIN FROM REMARK 1 TITL 2 THE PURPLE NON-SULFUR BACTERIUM RHODOFERAX REMARK 1 TITL 3 FERMENTANS REMARK 1 REF EUR.J.BIOCHEM. V. 236 405 1996 REMARK 1 REFN ISSN 0014-2956 REMARK 1 REFERENCE 5 REMARK 1 AUTH A.HOCHKOEPPLER,D.ZANNONI,S.CIURLI,T.E.MEYER, REMARK 1 AUTH 2 M.A.CUSANOVICH,G.TOLIN REMARK 1 TITL KINETICS OF PHOTOINDUCED ELECTRON TRANSFER FROM REMARK 1 TITL 2 HIGH POTENTIAL IRON-SULFUR PROTEIN (HIPIP) TO THE REMARK 1 TITL 3 PHOTOSYNTHETIC REACTION CENTER OF THE PURPLE REMARK 1 TITL 4 PHOTOTROPH RHODOFERAX FERMENTANS REMARK 1 REF PROC.NATL.ACAD.SCI.USA V. 93 6998 1996 REMARK 1 REFN ISSN 0027-8424 REMARK 1 DOI 10.1073/PNAS.93.14.6998

REMARK 2 REMARK 2 RESOLUTION. 1.45 ANGSTROMS.

REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC REMARK 3 AUTHORS : MURSHUDOV,VAGIN,DODSON REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.45 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 22.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 99.6 REMARK 3 NUMBER OF REFLECTIONS : 42733 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : FREE-R-VALUE REMARK 3 FREE R VALUE TEST SET SELECTION : RANDOM REMARK 3 R VALUE (WORKING + TEST SET) : 0.186 REMARK 3 R VALUE (WORKING SET) : 0.187 REMARK 3 FREE R VALUE : 0.218 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.000 REMARK 3 FREE R VALUE TEST SET COUNT : 2151 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1688 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 54 REMARK 3 SOLVENT ATOMS : 281 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 17.25 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 OVERALL COORDINATE ERROR. REMARK 3 ESU BASED ON R VALUE (A): 0.078 REMARK 3 ESU BASED ON FREE R VALUE (A): NULL REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.032 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 0.839 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 DISTANCE RESTRAINTS. RMS SIGMA REMARK 3 BOND LENGTH (A) : 0.008 ; 0.020 REMARK 3 ANGLE DISTANCE (A) : 0.026 ; 0.040 REMARK 3 INTRAPLANAR 1-4 DISTANCE (A) : 0.068 ; 0.050 REMARK 3 H-BOND OR METAL COORDINATION (A) : NULL ; NULL REMARK 3 REMARK 3 PLANE RESTRAINT (A) : 8.400 ; 7.000 REMARK 3 CHIRAL-CENTER RESTRAINT (A**3) : 0.098 ; 0.150 REMARK 3 REMARK 3 NON-BONDED CONTACT RESTRAINTS. REMARK 3 SINGLE TORSION (A) : 0.157 ; 0.300 REMARK 3 MULTIPLE TORSION (A) : 0.259 ; 0.300 REMARK 3 H-BOND (X...Y) (A) : 0.124 ; 0.300 REMARK 3 H-BOND (X-H...Y) (A) : NULL ; NULL REMARK 3 REMARK 3 CONFORMATIONAL TORSION ANGLE RESTRAINTS. REMARK 3 SPECIFIED (DEGREES) : NULL ; NULL REMARK 3 PLANAR (DEGREES) : 8.400 ; 7.000 REMARK 3 STAGGERED (DEGREES) : 13.900; 15.000 REMARK 3 TRANSVERSE (DEGREES) : 15.800; 20.000 REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. RMS SIGMA REMARK 3 MAIN-CHAIN BOND (A**2) : 1.311 ; 2.000 REMARK 3 MAIN-CHAIN ANGLE (A**2) : 1.908 ; 3.000 REMARK 3 SIDE-CHAIN BOND (A**2) : 1.508 ; 2.000 REMARK 3 SIDE-CHAIN ANGLE (A**2) : 2.079 ; 3.000 REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: USED CONJUGATE DIRECTION METHOD WITH REMARK 3 MAXIMUM LIKELIHOOD NCS AND MAD PHASES WERE USED AS RESTRAINS

REMARK 4 REMARK 4 1HLQ COMPLIES WITH FORMAT V. 3.15, 01-DEC-08

REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 07-DEC-00. REMARK 100 THE RCSB ID CODE IS RCSB012436.

REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 23-APR-97; 09-JUN-97 REMARK 200 TEMPERATURE (KELVIN) : 100; 100 REMARK 200 PH : 8 REMARK 200 NUMBER OF CRYSTALS USED : 2 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y; Y REMARK 200 RADIATION SOURCE : EMBL/DESY, HAMBURG; EMBL/ REMARK 200 DESY, HAMBURG REMARK 200 BEAMLINE : BW7B; BW7A REMARK 200 X-RAY GENERATOR MODEL : NULL; NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M; M REMARK 200 WAVELENGTH OR RANGE (A) : 1.105; 1.738, 1.742, 0.995 REMARK 200 MONOCHROMATOR : ASYMMETRIC CUT SI(111); REMARK 200 CHANNEL CUT SI(111) REMARK 200 OPTICS : MIRRORS; MIRRORS REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE; IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : MARRESEARCH; MARRESEARCH REMARK 200 INTENSITY-INTEGRATION SOFTWARE : MOSFLM REMARK 200 DATA SCALING SOFTWARE : CCP4 (SCALA) REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 42975 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.450 REMARK 200 RESOLUTION RANGE LOW (A) : 22.090 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.0 REMARK 200 DATA REDUNDANCY : 5.600 REMARK 200 R MERGE (I) : 0.04700 REMARK 200 R SYM (I) : NULL REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : 6.9000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.45 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.53 REMARK 200 COMPLETENESS FOR SHELL (%) : 95.4 REMARK 200 DATA REDUNDANCY IN SHELL : 3.80 REMARK 200 R MERGE FOR SHELL (I) : 0.41200 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 <I/SIGMA(I)> FOR SHELL : 0.600 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH; MAD REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MAD REMARK 200 SOFTWARE USED: SHARP REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL

REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 41.00 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.11 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: HIPIP (20MG/ML, 20MM TRIS PH 8, 2MM REMARK 280 BETA-MERCAPTOETHANOL, 3.2M (NH4)2SO4 IN 100MM TRIS BUFFER, REMARK 280 VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 290K

REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 43 21 2 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,-Y,Z+1/2 REMARK 290 3555 -Y+1/2,X+1/2,Z+3/4 REMARK 290 4555 Y+1/2,-X+1/2,Z+1/4 REMARK 290 5555 -X+1/2,Y+1/2,-Z+3/4 REMARK 290 6555 X+1/2,-Y+1/2,-Z+1/4 REMARK 290 7555 Y,X,-Z REMARK 290 8555 -Y,-X,-Z+1/2 REMARK 290 REMARK 290 WHERE NNN -> OPERATOR NUMBER REMARK 290 MMM -> TRANSLATION VECTOR REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY TRANSFORMATIONS REMARK 290 THE FOLLOWING TRANSFORMATIONS OPERATE ON THE ATOM/HETATM REMARK 290 RECORDS IN THIS ENTRY TO PRODUCE CRYSTALLOGRAPHICALLY REMARK 290 RELATED MOLECULES. REMARK 290 SMTRY1 1 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 1 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 1 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 2 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 30.67000 REMARK 290 SMTRY1 3 0.000000 -1.000000 0.000000 44.15600 REMARK 290 SMTRY2 3 1.000000 0.000000 0.000000 44.15600 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 46.00500 REMARK 290 SMTRY1 4 0.000000 1.000000 0.000000 44.15600 REMARK 290 SMTRY2 4 -1.000000 0.000000 0.000000 44.15600 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 15.33500 REMARK 290 SMTRY1 5 -1.000000 0.000000 0.000000 44.15600 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 44.15600 REMARK 290 SMTRY3 5 0.000000 0.000000 -1.000000 46.00500 REMARK 290 SMTRY1 6 1.000000 0.000000 0.000000 44.15600 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 44.15600 REMARK 290 SMTRY3 6 0.000000 0.000000 -1.000000 15.33500 REMARK 290 SMTRY1 7 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY2 7 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 8 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY2 8 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 8 0.000000 0.000000 -1.000000 30.67000 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: TRIMERIC REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B, 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 465 REMARK 465 MISSING RESIDUES REMARK 465 THE FOLLOWING RESIDUES WERE NOT LOCATED IN THE REMARK 465 EXPERIMENT. (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 465 IDENTIFIER; SSSEQ=SEQUENCE NUMBER; I=INSERTION CODE.) REMARK 465 REMARK 465 M RES C SSSEQI REMARK 465 ALA B 1 REMARK 465 ALA C 75

REMARK 470 REMARK 470 MISSING ATOM REMARK 470 THE FOLLOWING RESIDUES HAVE MISSING ATOMS(M=MODEL NUMBER; REMARK 470 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; REMARK 470 I=INSERTION CODE): REMARK 470 M RES CSSEQI ATOMS REMARK 470 ALA B 2 N

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 ALA B 2 CA - C - O ANGL. DEV. = -22.9 DEGREES REMARK 500 PRO B 3 CA - N - CD ANGL. DEV. = -13.3 DEGREES REMARK 500 ASP B 20 CB - CG - OD2 ANGL. DEV. = 5.6 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 LYS A 47 -121.41 53.26 REMARK 500 PRO B 3 153.60 -45.52 REMARK 500 LYS B 47 -123.30 52.57 REMARK 500 LYS C 47 -119.79 57.69 REMARK 500 ALA C 58 126.06 -38.11 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: NON-CIS, NON-TRANS REMARK 500 REMARK 500 THE FOLLOWING PEPTIDE BONDS DEVIATE SIGNIFICANTLY FROM BOTH REMARK 500 CIS AND TRANS CONFORMATION. CIS BONDS, IF ANY, ARE LISTED REMARK 500 ON CISPEP RECORDS. TRANS IS DEFINED AS 180 +/- 30 AND REMARK 500 CIS IS DEFINED AS 0 +/- 30 DEGREES. REMARK 500 MODEL OMEGA REMARK 500 ALA B 2 PRO B 3 -67.23 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: MAIN CHAIN PLANARITY REMARK 500 REMARK 500 THE FOLLOWING RESIDUES HAVE A PSEUDO PLANARITY REMARK 500 TORSION, C(I) - CA(I) - N(I+1) - O(I), GREATER REMARK 500 10.0 DEGREES. (M=MODEL NUMBER; RES=RESIDUE NAME; REMARK 500 C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; REMARK 500 I=INSERTION CODE). REMARK 500 REMARK 500 M RES CSSEQI ANGLE REMARK 500 TYR A 29 -17.67 REMARK 500 ALA B 2 -27.50 REMARK 500 THR B 21 -18.29 REMARK 500 LYS B 31 14.84 REMARK 500 TYR C 29 -14.50 REMARK 500 REMARK 500 REMARK: NULL

REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 A 77 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 A 78 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 A 79 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 B 1077 REMARK 800 SITE_IDENTIFIER: AC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 C 2077 REMARK 800 SITE_IDENTIFIER: AC6 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SF4 A 76 REMARK 800 SITE_IDENTIFIER: AC7 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SF4 B 1076 REMARK 800 SITE_IDENTIFIER: AC8 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SF4 C 2076

DBREF 1HLQ A 1 75 UNP P80882 HIP_RHOFE 1 75 DBREF 1HLQ B 1 75 UNP P80882 HIP_RHOFE 1 75 DBREF 1HLQ C 1 75 UNP P80882 HIP_RHOFE 1 75

SEQRES 1 A 75 ALA ALA PRO LEU VAL ALA GLU THR ASP ALA ASN ALA LYS SEQRES 2 A 75 SER LEU GLY TYR VAL ALA ASP THR THR LYS ALA ASP LYS SEQRES 3 A 75 THR LYS TYR PRO LYS HIS THR LYS ASP GLN SER CYS SER SEQRES 4 A 75 THR CYS ALA LEU TYR GLN GLY LYS THR ALA PRO GLN GLY SEQRES 5 A 75 ALA CYS PRO LEU PHE ALA GLY LYS GLU VAL VAL ALA LYS SEQRES 6 A 75 GLY TRP CYS SER ALA TRP ALA LYS LYS ALA SEQRES 1 B 75 ALA ALA PRO LEU VAL ALA GLU THR ASP ALA ASN ALA LYS SEQRES 2 B 75 SER LEU GLY TYR VAL ALA ASP THR THR LYS ALA ASP LYS SEQRES 3 B 75 THR LYS TYR PRO LYS HIS THR LYS ASP GLN SER CYS SER SEQRES 4 B 75 THR CYS ALA LEU TYR GLN GLY LYS THR ALA PRO GLN GLY SEQRES 5 B 75 ALA CYS PRO LEU PHE ALA GLY LYS GLU VAL VAL ALA LYS SEQRES 6 B 75 GLY TRP CYS SER ALA TRP ALA LYS LYS ALA SEQRES 1 C 75 ALA ALA PRO LEU VAL ALA GLU THR ASP ALA ASN ALA LYS SEQRES 2 C 75 SER LEU GLY TYR VAL ALA ASP THR THR LYS ALA ASP LYS SEQRES 3 C 75 THR LYS TYR PRO LYS HIS THR LYS ASP GLN SER CYS SER SEQRES 4 C 75 THR CYS ALA LEU TYR GLN GLY LYS THR ALA PRO GLN GLY SEQRES 5 C 75 ALA CYS PRO LEU PHE ALA GLY LYS GLU VAL VAL ALA LYS SEQRES 6 C 75 GLY TRP CYS SER ALA TRP ALA LYS LYS ALA

HET SO4 A 77 5 HET SO4 A 78 5 HET SO4 A 79 5 HET SO4 B1077 10 HET SO4 C2077 5 HET SF4 A 76 8 HET SF4 B1076 8 HET SF4 C2076 8

HETNAM SO4 SULFATE ION HETNAM SF4 IRON/SULFUR CLUSTER

FORMUL 4 SO4 5(O4 S 2-) FORMUL 9 SF4 3(FE4 S4) FORMUL 12 HOH *260(H2 O)

HELIX 1 1 ASP A 9 LEU A 15 1 7 HELIX 2 2 ASP A 20 ALA A 24 5 5 HELIX 3 3 SER A 37 CYS A 41 5 5 HELIX 4 4 ASP B 9 LEU B 15 1 7 HELIX 5 5 ASP B 20 ALA B 24 5 5 HELIX 6 6 SER B 37 THR B 40 5 4 HELIX 7 7 ASP C 9 GLY C 16 1 8 HELIX 8 8 ASP C 20 ALA C 24 5 5 HELIX 9 9 SER C 37 THR C 40 5 4 HELIX 10 10 CYS C 54 ALA C 58 5 5

SHEET 1 A 2 GLN A 51 GLY A 52 0 SHEET 2 A 2 VAL A 62 VAL A 63 -1 N VAL A 62 O GLY A 52 SHEET 1 B 2 GLN B 51 GLY B 52 0 SHEET 2 B 2 VAL B 62 VAL B 63 -1 N VAL B 62 O GLY B 52 SHEET 1 C 2 GLN C 51 GLY C 52 0 SHEET 2 C 2 VAL C 62 VAL C 63 -1 N VAL C 62 O GLY C 52

LINK FE1 SF4 A 76 SG CYS A 38 1555 1555 2.28 LINK FE2 SF4 A 76 SG CYS A 41 1555 1555 2.33 LINK FE3 SF4 A 76 SG CYS A 54 1555 1555 2.31 LINK FE4 SF4 A 76 SG CYS A 68 1555 1555 2.29 LINK FE1 SF4 B1076 SG CYS B 38 1555 1555 2.31 LINK FE2 SF4 B1076 SG CYS B 41 1555 1555 2.32 LINK FE3 SF4 B1076 SG CYS B 54 1555 1555 2.27 LINK FE4 SF4 B1076 SG CYS B 68 1555 1555 2.27 LINK FE2 SF4 C2076 SG CYS C 41 1555 1555 2.34 LINK FE3 SF4 C2076 SG CYS C 54 1555 1555 2.31 LINK FE4 SF4 C2076 SG CYS C 68 1555 1555 2.32 LINK FE1 SF4 C2076 SG CYS C 38 1555 1555 2.31

SITE 1 AC1 6 LYS A 26 LYS A 31 THR A 33 LYS A 34 SITE 2 AC1 6 HOH A 170 THR B 33 SITE 1 AC2 4 LYS A 23 HOH A 133 LYS B 23 LYS C 13 SITE 1 AC3 8 LYS A 31 LYS A 34 HOH A 151 HOH A 159 SITE 2 AC3 8 LYS B 31 LYS B 34 HOH B1125 HOH B1131 SITE 1 AC4 7 THR A 33 HOH A 159 LYS B 26 LYS B 31 SITE 2 AC4 7 THR B 33 LYS B 34 HOH B1124 SITE 1 AC5 3 LYS C 26 THR C 33 LYS C 34 SITE 1 AC6 7 CYS A 38 CYS A 41 TYR A 44 CYS A 54 SITE 2 AC6 7 LEU A 56 PHE A 57 CYS A 68 SITE 1 AC7 5 CYS B 38 CYS B 41 CYS B 54 CYS B 68 SITE 2 AC7 5 TRP B 71 SITE 1 AC8 6 CYS C 38 CYS C 41 TYR C 44 CYS C 54 SITE 2 AC8 6 PHE C 57 CYS C 68

CRYST1 88.312 88.312 61.340 90.00 90.00 90.00 P 43 21 2 24

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 0.011323 0.000000 0.000000 0.00000

SCALE2 0.000000 0.011323 0.000000 0.00000

SCALE3 0.000000 0.000000 0.016303 0.00000