PDB Short entry for 1NNF HEADER METAL BINDING PROTEIN 13-JAN-03 1NNF TITLE CRYSTAL STRUCTURE ANALYSIS OF HAEMOPHLIUS INFLUENZAE FERRIC-ION TITLE 2 BINDING PROTEIN H9Q MUTANT FORM COMPND MOL_ID: 1; COMPND 2 MOLECULE: IRON-UTILIZATION PERIPLASMIC PROTEIN; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: MAJOR FERRIC IRON BINDING PROTEIN, FBP, IRON-REGULATED 40 COMPND 5 KDA PROTEIN, MIRP, FE(+3)-BINDING PROTEIN; COMPND 6 ENGINEERED: YES; COMPND 7 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HAEMOPHILUS INFLUENZAE; SOURCE 3 ORGANISM_TAXID: 727; SOURCE 4 GENE: HITA; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 7 EXPRESSION_SYSTEM_STRAIN: BL21(DE3)PLYSS; SOURCE 8 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 9 EXPRESSION_SYSTEM_PLASMID: PT7-7 KEYWDS IRON-BINDING PROTEIN, EDTA-FE-PROTEIN COMPLEX, METAL BINDING PROTEIN EXPDTA X-RAY DIFFRACTION AUTHOR S.R.SHOULDICE,D.R.DOUGAN,R.J.SKENE,L.W.TARI,D.E.MCREE,R.-H.YU, AUTHOR 2 A.B.SCHRYVERS REVDAT 4 16-AUG-23 1NNF 1 REMARK REVDAT 3 27-OCT-21 1NNF 1 REMARK SEQADV LINK REVDAT 2 24-FEB-09 1NNF 1 VERSN REVDAT 1 01-APR-03 1NNF 0 JRNL AUTH S.R.SHOULDICE,D.R.DOUGAN,R.J.SKENE,L.W.TARI,D.E.MCREE, JRNL AUTH 2 R.-H.YU,A.B.SCHRYVERS JRNL TITL HIGH RESOLUTION STRUCTURE OF AN ALTERNATE FORM OF THE FERRIC JRNL TITL 2 ION BINDING PROTEIN FROM HAEMOPHILUS INFLUENZAE JRNL REF J.BIOL.CHEM. V. 278 11513 2003 JRNL REFN ISSN 0021-9258 JRNL PMID 12533539 JRNL DOI 10.1074/JBC.M211780200 REMARK 2 REMARK 2 RESOLUTION. 1.10 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.1.19 REMARK 3 AUTHORS : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER, REMARK 3 : NICHOLLS,WINN,LONG,VAGIN REMARK 3 REMARK 3 REFINEMENT TARGET : MAXIMUM LIKELIHOOD REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.10 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 105.41 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 86.2 REMARK 3 NUMBER OF REFLECTIONS : 89423 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 + TEST SET) : 0.159 REMARK 3 R VALUE (WORKING SET) : 0.158 REMARK 3 FREE R VALUE : 0.180 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.000 REMARK 3 FREE R VALUE TEST SET COUNT : 4721 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 20 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 1.10 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 1.13 REMARK 3 REFLECTION IN BIN (WORKING SET) : 2541 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : NULL REMARK 3 BIN R VALUE (WORKING SET) : 0.1730 REMARK 3 BIN FREE R VALUE SET COUNT : 130 REMARK 3 BIN FREE R VALUE : 0.2140 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 2337 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 21 REMARK 3 SOLVENT ATOMS : 359 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 9.04 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -0.65000 REMARK 3 B22 (A**2) : 0.04000 REMARK 3 B33 (A**2) : 0.61000 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : 0.00000 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED OVERALL COORDINATE ERROR. REMARK 3 ESU BASED ON R VALUE (A): 0.038 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.037 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.021 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 0.428 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.965 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.957 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 2403 ; 0.010 ; 0.021 REMARK 3 BOND LENGTHS OTHERS (A): 2168 ; 0.002 ; 0.020 REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 3258 ; 1.257 ; 1.967 REMARK 3 BOND ANGLES OTHERS (DEGREES): 5075 ; 0.901 ; 3.000 REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 307 ; 5.400 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): NULL ; NULL ; NULL REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 369 ; 0.070 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 2696 ; 0.006 ; 0.020 REMARK 3 GENERAL PLANES OTHERS (A): 442 ; 0.005 ; 0.020 REMARK 3 NON-BONDED CONTACTS REFINED ATOMS (A): 577 ; 0.207 ; 0.200 REMARK 3 NON-BONDED CONTACTS OTHERS (A): 2797 ; 0.242 ; 0.200 REMARK 3 NON-BONDED TORSION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION OTHERS (A): 1441 ; 0.087 ; 0.200 REMARK 3 H-BOND (X...Y) REFINED ATOMS (A): NULL ; 0.109 ; 0.200 REMARK 3 H-BOND (X...Y) OTHERS (A): NULL ; NULL ; NULL REMARK 3 POTENTIAL METAL-ION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 POTENTIAL METAL-ION OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY VDW REFINED ATOMS (A): 13 ; 0.267 ; 0.200 REMARK 3 SYMMETRY VDW OTHERS (A): 57 ; 0.292 ; 0.200 REMARK 3 SYMMETRY H-BOND REFINED ATOMS (A): 41 ; 0.081 ; 0.200 REMARK 3 SYMMETRY H-BOND OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY METAL-ION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY METAL-ION OTHERS (A): NULL ; NULL ; NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. COUNT RMS WEIGHT REMARK 3 MAIN-CHAIN BOND REFINED ATOMS (A**2): 1529 ; 0.938 ; 1.500 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 2434 ; 1.506 ; 2.000 REMARK 3 MAIN-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): 874 ; 2.165 ; 3.000 REMARK 3 SIDE-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): 824 ; 3.346 ; 4.500 REMARK 3 SIDE-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 LONG RANGE B REFINED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 LONG RANGE B OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 REMARK 3 ANISOTROPIC THERMAL FACTOR RESTRAINTS. COUNT RMS WEIGHT REMARK 3 RIGID-BOND RESTRAINTS (A**2): NULL ; NULL ; NULL REMARK 3 SPHERICITY; FREE ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SPHERICITY; BONDED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 REMARK 3 NCS RESTRAINTS STATISTICS REMARK 3 NUMBER OF DIFFERENT NCS GROUPS : NULL REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : NULL REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : BABINET MODEL WITH MASK REMARK 3 PARAMETERS FOR MASK CALCULATION REMARK 3 VDW PROBE RADIUS : 1.40 REMARK 3 ION PROBE RADIUS : 0.80 REMARK 3 SHRINKAGE RADIUS : 0.80 REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: HYDROGENS HAVE BEEN ADDED IN THE RIDING REMARK 3 POSITIONS REMARK 4 REMARK 4 1NNF COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 17-JAN-03. REMARK 100 THE DEPOSITION ID IS D_1000018031. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 29-JUN-02 REMARK 200 TEMPERATURE (KELVIN) : 100.0 REMARK 200 PH : 8.2 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : ALS REMARK 200 BEAMLINE : 5.0.3 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.0 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 4 REMARK 200 INTENSITY-INTEGRATION SOFTWARE : TRUNCATE, HKL-2000 REMARK 200 DATA SCALING SOFTWARE : CCP4 (TRUNCATE) REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 89423 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.100 REMARK 200 RESOLUTION RANGE LOW (A) : 105.410 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : NULL REMARK 200 DATA REDUNDANCY : NULL REMARK 200 R MERGE (I) : NULL 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) : 1.10 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.14 REMARK 200 COMPLETENESS FOR SHELL (%) : 36.1 REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : 0.19900 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: MOLREP REMARK 200 STARTING MODEL: PDB ENTRY 1D9V REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 28.77 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 1.74 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PEG 5000, TRIS HCL, PH 8.2, VAPOR REMARK 280 DIFFUSION, SITTING DROP, TEMPERATURE 293.0K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 2 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,-Y,Z REMARK 290 3555 -X+1/2,Y+1/2,-Z REMARK 290 4555 X+1/2,-Y+1/2,-Z REMARK 290 REMARK 290 WHERE NNN -> OPERATOR NUMBER REMARK 290 MMM -> TRANSLATION VECTOR REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY TRANSFORMATIONS REMARK 290 THE FOLLOWING TRANSFORMATIONS OPERATE ON THE ATOM/HETATM REMARK 290 RECORDS IN THIS ENTRY TO PRODUCE CRYSTALLOGRAPHICALLY REMARK 290 RELATED MOLECULES. REMARK 290 SMTRY1 1 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 1 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 1 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 2 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 52.55050 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 37.67200 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 52.55050 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 37.67200 REMARK 290 SMTRY3 4 0.000000 0.000000 -1.000000 0.00000 REMARK 290 REMARK 290 REMARK: NULL REMARK 300 REMARK 300 BIOMOLECULE: 1 REMARK 300 SEE REMARK 350 FOR THE AUTHOR PROVIDED AND/OR PROGRAM REMARK 300 GENERATED ASSEMBLY INFORMATION FOR THE STRUCTURE IN REMARK 300 THIS ENTRY. THE REMARK MAY ALSO PROVIDE INFORMATION ON REMARK 300 BURIED SURFACE AREA. REMARK 350 REMARK 350 COORDINATES FOR A COMPLETE MULTIMER REPRESENTING THE KNOWN REMARK 350 BIOLOGICALLY SIGNIFICANT OLIGOMERIZATION STATE OF THE REMARK 350 MOLECULE CAN BE GENERATED BY APPLYING BIOMT TRANSFORMATIONS REMARK 350 GIVEN BELOW. BOTH NON-CRYSTALLOGRAPHIC AND REMARK 350 CRYSTALLOGRAPHIC OPERATIONS ARE GIVEN. REMARK 350 REMARK 350 BIOMOLECULE: 1 REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: MONOMERIC REMARK 350 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 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 LYS A 309 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 LYS A 10 CG CD CE NZ REMARK 470 GLU A 11 CG CD OE1 OE2 REMARK 470 LYS A 27 CG CD CE NZ REMARK 470 LYS A 43 CG CD CE NZ REMARK 470 LYS A 93 CG CD CE NZ REMARK 470 LYS A 119 CG CD CE NZ REMARK 470 LYS A 244 CG CD CE NZ REMARK 470 ALA A 269 O REMARK 470 LYS A 282 CG CD CE NZ REMARK 470 ALA A 306 O 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 ALA A 125 39.58 -93.59 REMARK 500 ARG A 217 -155.12 59.79 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 A 401 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 TYR A 195 OH REMARK 620 2 TYR A 196 OH 104.0 REMARK 620 3 EDT A 400 O19 89.3 109.2 REMARK 620 4 EDT A 400 O14 100.0 78.7 166.2 REMARK 620 5 EDT A 400 N8 90.0 154.6 91.9 78.0 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 401 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE EDT A 400 DBREF 1NNF A 1 309 UNP P35755 FBPA_HAEIN 24 332 SEQADV 1NNF GLN A 9 UNP P35755 HIS 32 ENGINEERED MUTATION SEQRES 1 A 309 ASP ILE THR VAL TYR ASN GLY GLN GLN LYS GLU ALA ALA SEQRES 2 A 309 THR ALA VAL ALA LYS ALA PHE GLU GLN GLU THR GLY ILE SEQRES 3 A 309 LYS VAL THR LEU ASN SER GLY LYS SER GLU GLN LEU ALA SEQRES 4 A 309 GLY GLN LEU LYS GLU GLU GLY ASP LYS THR PRO ALA ASP SEQRES 5 A 309 VAL PHE TYR THR GLU GLN THR ALA THR PHE ALA ASP LEU SEQRES 6 A 309 SER GLU ALA GLY LEU LEU ALA PRO ILE SER GLU GLN THR SEQRES 7 A 309 ILE GLN GLN THR ALA GLN LYS GLY VAL PRO LEU ALA PRO SEQRES 8 A 309 LYS LYS ASP TRP ILE ALA LEU SER GLY ARG SER ARG VAL SEQRES 9 A 309 VAL VAL TYR ASP HIS THR LYS LEU SER GLU LYS ASP MET SEQRES 10 A 309 GLU LYS SER VAL LEU ASP TYR ALA THR PRO LYS TRP LYS SEQRES 11 A 309 GLY LYS ILE GLY TYR VAL SER THR SER GLY ALA PHE LEU SEQRES 12 A 309 GLU GLN VAL VAL ALA LEU SER LYS MET LYS GLY ASP LYS SEQRES 13 A 309 VAL ALA LEU ASN TRP LEU LYS GLY LEU LYS GLU ASN GLY SEQRES 14 A 309 LYS LEU TYR ALA LYS ASN SER VAL ALA LEU GLN ALA VAL SEQRES 15 A 309 GLU ASN GLY GLU VAL PRO ALA ALA LEU ILE ASN ASN TYR SEQRES 16 A 309 TYR TRP TYR ASN LEU ALA LYS GLU LYS GLY VAL GLU ASN SEQRES 17 A 309 LEU LYS SER ARG LEU TYR PHE VAL ARG HIS GLN ASP PRO SEQRES 18 A 309 GLY ALA LEU VAL SER TYR SER GLY ALA ALA VAL LEU LYS SEQRES 19 A 309 ALA SER LYS ASN GLN ALA GLU ALA GLN LYS PHE VAL ASP SEQRES 20 A 309 PHE LEU ALA SER LYS LYS GLY GLN GLU ALA LEU VAL ALA SEQRES 21 A 309 ALA ARG ALA GLU TYR PRO LEU ARG ALA ASP VAL VAL SER SEQRES 22 A 309 PRO PHE ASN LEU GLU PRO TYR GLU LYS LEU GLU ALA PRO SEQRES 23 A 309 VAL VAL SER ALA THR THR ALA GLN ASP LYS GLU HIS ALA SEQRES 24 A 309 ILE LYS LEU ILE GLU GLU ALA GLY LEU LYS HET FE A 401 1 HET EDT A 400 20 HETNAM FE FE (III) ION HETNAM EDT {[-(BIS-CARBOXYMETHYL-AMINO)-ETHYL]-CARBOXYMETHYL- HETNAM 2 EDT AMINO}-ACETIC ACID FORMUL 2 FE FE 3+ FORMUL 3 EDT C10 H16 N2 O8 FORMUL 4 HOH *359(H2 O) HELIX 1 1 GLN A 9 THR A 24 1 16 HELIX 2 2 LYS A 34 GLY A 46 1 13 HELIX 3 3 ASP A 47 THR A 49 5 3 HELIX 4 4 GLN A 58 ALA A 60 5 3 HELIX 5 5 THR A 61 ALA A 68 1 8 HELIX 6 6 SER A 75 GLN A 81 1 7 HELIX 7 7 SER A 113 MET A 117 5 5 HELIX 8 8 SER A 120 LYS A 130 5 11 HELIX 9 9 SER A 139 GLY A 154 1 16 HELIX 10 10 GLY A 154 ASN A 168 1 15 HELIX 11 11 LYS A 174 ASN A 184 1 11 HELIX 12 12 ASN A 194 GLY A 205 1 12 HELIX 13 13 VAL A 206 LEU A 209 5 4 HELIX 14 14 ASP A 220 ALA A 223 5 4 HELIX 15 15 ASN A 238 SER A 251 1 14 HELIX 16 16 SER A 251 ARG A 262 1 12 HELIX 17 17 PRO A 279 GLU A 284 1 6 HELIX 18 18 THR A 292 ALA A 306 1 15 SHEET 1 A12 VAL A 28 SER A 32 0 SHEET 2 A12 ILE A 2 ASN A 6 1 O ILE A 2 N THR A 29 SHEET 3 A12 VAL A 53 THR A 56 1 O VAL A 53 N TYR A 5 SHEET 4 A12 VAL A 225 VAL A 232 -1 O GLY A 229 N THR A 56 SHEET 5 A12 ILE A 96 ASP A 108 -1 N ILE A 96 O ALA A 230 SHEET 6 A12 TYR A 265 PRO A 266 -1 N TYR A 265 O GLY A 100 SHEET 7 A12 ILE A 96 ASP A 108 -1 O GLY A 100 N TYR A 265 SHEET 8 A12 SER A 211 TYR A 214 -1 O ARG A 212 N TYR A 107 SHEET 9 A12 ILE A 96 ASP A 108 -1 O VAL A 105 N TYR A 214 SHEET 10 A12 ALA A 189 ASN A 193 -1 O ALA A 190 N VAL A 106 SHEET 11 A12 ILE A 133 TYR A 135 1 N GLY A 134 O ALA A 189 SHEET 12 A12 GLY A 169 LEU A 171 1 N LYS A 170 O ILE A 133 LINK OH TYR A 195 FE FE A 401 1555 1555 1.92 LINK OH TYR A 196 FE FE A 401 1555 1555 2.01 LINK O19 EDT A 400 FE FE A 401 1555 1555 1.95 LINK O14 EDT A 400 FE FE A 401 1555 1555 2.05 LINK N8 EDT A 400 FE FE A 401 1555 1555 2.53 SITE 1 AC1 3 TYR A 195 TYR A 196 EDT A 400 SITE 1 AC2 18 GLN A 9 GLU A 57 LYS A 85 ARG A 101 SITE 2 AC2 18 SER A 139 GLY A 140 ALA A 141 LYS A 174 SITE 3 AC2 18 ASN A 175 ASN A 193 TYR A 195 TYR A 196 SITE 4 AC2 18 ARG A 262 FE A 401 HOH A 532 HOH A 634 SITE 5 AC2 18 HOH A 669 HOH A 720 CRYST1 105.101 75.344 33.503 90.00 90.00 90.00 P 21 21 2 4 ORIGX1 1.000000 0.000000 0.000000 0.00000 ORIGX2 0.000000 1.000000 0.000000 0.00000 ORIGX3 0.000000 0.000000 1.000000 0.00000 SCALE1 0.009515 0.000000 0.000000 0.00000 SCALE2 0.000000 0.013272 0.000000 0.00000 SCALE3 0.000000 0.000000 0.029848 0.00000