HEADER TRANSPORT PROTEIN 07-SEP-07 2R79 TITLE CRYSTAL STRUCTURE OF A PERIPLASMIC HEME BINDING PROTEIN FROM TITLE 2 PSEUDOMONAS AERUGINOSA COMPND MOL_ID: 1; COMPND 2 MOLECULE: PERIPLASMIC BINDING PROTEIN; COMPND 3 CHAIN: A; COMPND 4 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: PSEUDOMONAS AERUGINOSA; SOURCE 3 ORGANISM_TAXID: 287; SOURCE 4 STRAIN: PA01 FROM ATCC; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 511693; SOURCE 7 EXPRESSION_SYSTEM_STRAIN: BL21; SOURCE 8 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 9 EXPRESSION_SYSTEM_PLASMID: PET 101/D-TOPO KEYWDS PERIPLASMIC BINDING PROTEIN, HEME TRANSPORT, TRANSPORT PROTEIN EXPDTA X-RAY DIFFRACTION AUTHOR W.W.HO,H.LI,T.L.POULOS REVDAT 5 21-FEB-24 2R79 1 REMARK SEQADV REVDAT 4 13-JUL-11 2R79 1 VERSN REVDAT 3 24-FEB-09 2R79 1 VERSN REVDAT 2 05-AUG-08 2R79 1 JRNL REVDAT 1 09-OCT-07 2R79 0 JRNL AUTH W.W.HO,H.LI,S.EAKANUNKUL,Y.TONG,A.WILKS,M.GUO,T.L.POULOS JRNL TITL HOLO- AND APO-BOUND STRUCTURES OF BACTERIAL PERIPLASMIC JRNL TITL 2 HEME-BINDING PROTEINS. JRNL REF J.BIOL.CHEM. V. 282 35796 2007 JRNL REFN ISSN 0021-9258 JRNL PMID 17925389 JRNL DOI 10.1074/JBC.M706761200 REMARK 2 REMARK 2 RESOLUTION. 2.40 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS 1.2 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) : 2.40 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 43.51 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : 3016812.960 REMARK 3 DATA CUTOFF LOW (ABS(F)) : 0.0000 REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 97.8 REMARK 3 NUMBER OF REFLECTIONS : 15013 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) : 0.193 REMARK 3 FREE R VALUE : 0.247 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 9.800 REMARK 3 FREE R VALUE TEST SET COUNT : 1476 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : 0.006 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 6 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 2.40 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.55 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 97.80 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 2219 REMARK 3 BIN R VALUE (WORKING SET) : 0.2230 REMARK 3 BIN FREE R VALUE : 0.2670 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 9.10 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 221 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.018 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 2056 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 65 REMARK 3 SOLVENT ATOMS : 158 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 18.60 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 34.60 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 4.35000 REMARK 3 B22 (A**2) : 4.35000 REMARK 3 B33 (A**2) : -8.70000 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 COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : 0.25 REMARK 3 ESD FROM SIGMAA (A) : 0.22 REMARK 3 LOW RESOLUTION CUTOFF (A) : 5.00 REMARK 3 REMARK 3 CROSS-VALIDATED ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM C-V LUZZATI PLOT (A) : 0.33 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.29 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.006 REMARK 3 BOND ANGLES (DEGREES) : 1.500 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 22.70 REMARK 3 IMPROPER ANGLES (DEGREES) : 1.220 REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : RESTRAINED REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. RMS SIGMA REMARK 3 MAIN-CHAIN BOND (A**2) : 1.380 ; 1.500 REMARK 3 MAIN-CHAIN ANGLE (A**2) : 2.210 ; 2.000 REMARK 3 SIDE-CHAIN BOND (A**2) : 2.380 ; 2.000 REMARK 3 SIDE-CHAIN ANGLE (A**2) : 3.600 ; 2.500 REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED : FLAT MODEL REMARK 3 KSOL : 0.35 REMARK 3 BSOL : 37.30 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 : PROTEIN_REP.PARAM REMARK 3 PARAMETER FILE 2 : PARAM19X.HEME2 REMARK 3 PARAMETER FILE 3 : WATER_REP.PARAM REMARK 3 PARAMETER FILE 4 : HETERO.PAR REMARK 3 PARAMETER FILE 5 : NULL REMARK 3 TOPOLOGY FILE 1 : PROTEIN.TOP REMARK 3 TOPOLOGY FILE 2 : WATER.TOP REMARK 3 TOPOLOGY FILE 3 : TOPH19X.HEME2 REMARK 3 TOPOLOGY FILE 4 : HETERO.TOP REMARK 3 TOPOLOGY FILE 5 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: BULK SOLVENT MODEL USED REMARK 4 REMARK 4 2R79 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 24-SEP-07. REMARK 100 THE DEPOSITION ID IS D_1000044512. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 23-MAR-07; 23-MAR-07; 24-MAR-07 REMARK 200 TEMPERATURE (KELVIN) : 100; 100; 100 REMARK 200 PH : 6.5 REMARK 200 NUMBER OF CRYSTALS USED : 3 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y; Y; Y REMARK 200 RADIATION SOURCE : SSRL; SSRL; SSRL REMARK 200 BEAMLINE : BL1-5; BL1-5; BL1-5 REMARK 200 X-RAY GENERATOR MODEL : NULL; NULL; NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M; M; M REMARK 200 WAVELENGTH OR RANGE (A) : 1.00; 1.74, 1.65; 1.74, 1.65 REMARK 200 MONOCHROMATOR : GRAPHITE; GRAPHITE; GRAPHITE REMARK 200 OPTICS : MIRRORS; MIRRORS; MIRRORS REMARK 200 REMARK 200 DETECTOR TYPE : CCD; CCD; CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 4; ADSC QUANTUM 4; REMARK 200 ADSC QUANTUM 4 REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-2000 REMARK 200 DATA SCALING SOFTWARE : HKL-2000 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 15023 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.400 REMARK 200 RESOLUTION RANGE LOW (A) : 50.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : -3.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 97.4 REMARK 200 DATA REDUNDANCY : 8.200 REMARK 200 R MERGE (I) : 0.10000 REMARK 200 R SYM (I) : 0.10000 REMARK 200 FOR THE DATA SET : 24.4000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.40 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.44 REMARK 200 COMPLETENESS FOR SHELL (%) : 96.5 REMARK 200 DATA REDUNDANCY IN SHELL : 8.50 REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : 0.53000 REMARK 200 FOR SHELL : 4.700 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH; MAD; MAD REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MAD REMARK 200 SOFTWARE USED: SOLVE REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 60.67 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.13 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.1M SODIUM CACODYLATE, 0.25M SODIUM REMARK 280 CHLORIDE, 1.8M AMMONIUM SULFATE, PH 6.5, VAPOR DIFFUSION, REMARK 280 HANGING DROP, TEMPERATURE 298K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 63 2 2 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -Y,X-Y,Z REMARK 290 3555 -X+Y,-X,Z REMARK 290 4555 -X,-Y,Z+1/2 REMARK 290 5555 Y,-X+Y,Z+1/2 REMARK 290 6555 X-Y,X,Z+1/2 REMARK 290 7555 Y,X,-Z REMARK 290 8555 X-Y,-Y,-Z REMARK 290 9555 -X,-X+Y,-Z REMARK 290 10555 -Y,-X,-Z+1/2 REMARK 290 11555 -X+Y,Y,-Z+1/2 REMARK 290 12555 X,X-Y,-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 -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 0.00000 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 0.00000 REMARK 290 SMTRY1 4 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 36.46500 REMARK 290 SMTRY1 5 0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 5 -0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 5 0.000000 0.000000 1.000000 36.46500 REMARK 290 SMTRY1 6 0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 6 0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 6 0.000000 0.000000 1.000000 36.46500 REMARK 290 SMTRY1 7 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 7 0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 8 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 8 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 8 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 9 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 9 -0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 9 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 10 0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 10 -0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 10 0.000000 0.000000 -1.000000 36.46500 REMARK 290 SMTRY1 11 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 11 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 11 0.000000 0.000000 -1.000000 36.46500 REMARK 290 SMTRY1 12 0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 12 0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 12 0.000000 0.000000 -1.000000 36.46500 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: HEXAMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: HEXAMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 24130 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 61010 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -253.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: A REMARK 350 BIOMT1 1 1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT2 1 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT3 1 0.000000 0.000000 1.000000 0.00000 REMARK 350 BIOMT1 2 -0.500000 -0.866025 0.000000 265.82600 REMARK 350 BIOMT2 2 0.866025 -0.500000 0.000000 0.00000 REMARK 350 BIOMT3 2 0.000000 0.000000 1.000000 0.00000 REMARK 350 BIOMT1 3 -0.500000 0.866025 0.000000 132.91300 REMARK 350 BIOMT2 3 -0.866025 -0.500000 0.000000 230.21207 REMARK 350 BIOMT3 3 0.000000 0.000000 1.000000 0.00000 REMARK 350 BIOMT1 4 0.500000 -0.866025 0.000000 132.91300 REMARK 350 BIOMT2 4 -0.866025 -0.500000 0.000000 230.21207 REMARK 350 BIOMT3 4 0.000000 0.000000 -1.000000 -36.46500 REMARK 350 BIOMT1 5 -1.000000 0.000000 0.000000 265.82600 REMARK 350 BIOMT2 5 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT3 5 0.000000 0.000000 -1.000000 -36.46500 REMARK 350 BIOMT1 6 0.500000 0.866025 0.000000 0.00000 REMARK 350 BIOMT2 6 0.866025 -0.500000 0.000000 0.00000 REMARK 350 BIOMT3 6 0.000000 0.000000 -1.000000 -36.46500 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 GLU A 294 REMARK 465 ALA A 295 REMARK 465 ALA A 296 REMARK 465 HIS A 297 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 THR A 91 -163.38 -109.35 REMARK 500 THR A 307 -47.94 -136.78 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 HEM A 500 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 TYR A 71 OH REMARK 620 2 HEM A 500 NA 96.1 REMARK 620 3 HEM A 500 NB 92.8 89.6 REMARK 620 4 HEM A 500 NC 95.3 168.6 89.2 REMARK 620 5 HEM A 500 ND 96.9 90.2 170.3 89.1 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 SO4 A 900 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 A 910 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HEM A 500 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GOL A 880 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GOL A 890 DBREF 2R79 A 26 297 UNP O68879 O68879_PSEAE 26 297 SEQADV 2R79 PRO A 298 UNP O68879 EXPRESSION TAG SEQADV 2R79 LEU A 299 UNP O68879 EXPRESSION TAG SEQADV 2R79 LEU A 300 UNP O68879 EXPRESSION TAG SEQADV 2R79 GLY A 301 UNP O68879 EXPRESSION TAG SEQADV 2R79 ASP A 302 UNP O68879 EXPRESSION TAG SEQADV 2R79 ASP A 303 UNP O68879 EXPRESSION TAG SEQADV 2R79 SER A 304 UNP O68879 EXPRESSION TAG SEQADV 2R79 THR A 305 UNP O68879 EXPRESSION TAG SEQADV 2R79 ARG A 306 UNP O68879 EXPRESSION TAG SEQADV 2R79 THR A 307 UNP O68879 EXPRESSION TAG SEQADV 2R79 GLY A 308 UNP O68879 EXPRESSION TAG SEQRES 1 A 283 LEU PRO GLN ARG TRP VAL SER ALA GLY GLY SER LEU SER SEQRES 2 A 283 GLU TRP VAL VAL ALA LEU GLY GLY GLU SER LYS LEU VAL SEQRES 3 A 283 GLY VAL ASP THR THR SER GLN HIS PRO GLN ALA LEU LYS SEQRES 4 A 283 GLN LEU PRO SER VAL GLY TYR GLN ARG GLN LEU ALA ALA SEQRES 5 A 283 GLU GLY VAL LEU ALA LEU ARG PRO ASP ILE LEU ILE GLY SEQRES 6 A 283 THR GLU GLU MET GLY PRO PRO PRO VAL LEU LYS GLN LEU SEQRES 7 A 283 GLU GLY ALA GLY VAL ARG VAL GLU THR LEU SER ALA LYS SEQRES 8 A 283 PRO ASP LEU GLU ALA LEU GLU SER ASN LEU LYS LYS LEU SEQRES 9 A 283 GLY ASP TRP LEU GLY VAL PRO GLN ARG ALA GLU ALA ALA SEQRES 10 A 283 GLU LEU ASP TYR ARG GLN ARG LEU ARG ARG GLN ALA ASP SEQRES 11 A 283 TRP ILE ALA ALA ALA GLN LYS SER GLN PRO ALA PRO GLY SEQRES 12 A 283 VAL LEU LEU VAL ILE GLY ASN ALA GLY GLY GLN LEU LEU SEQRES 13 A 283 VAL ALA GLY ARG ASN THR GLY GLY ASP TRP VAL LEU ASN SEQRES 14 A 283 ARG ALA GLY ALA ARG ASN LEU ALA THR HIS GLU GLY TYR SEQRES 15 A 283 LYS PRO ILE SER VAL GLU ALA LEU ALA ALA LEU ASP PRO SEQRES 16 A 283 VAL ALA VAL VAL ILE ALA ASP ARG SER LEU GLU GLY ASP SEQRES 17 A 283 ALA ALA ARG ALA ALA LEU LEU LYS GLN ASN PRO GLY LEU SEQRES 18 A 283 ALA PRO THR ARG ALA ALA ARG ASP GLY ARG LEU LEU VAL SEQRES 19 A 283 LEU ASP PRO THR LEU LEU VAL GLY GLY LEU GLY PRO ARG SEQRES 20 A 283 LEU PRO ASP GLY LEU ALA ALA LEU SER ALA ALA PHE TYR SEQRES 21 A 283 PRO SER ALA LYS PRO LEU SER THR GLU ALA ALA HIS PRO SEQRES 22 A 283 LEU LEU GLY ASP ASP SER THR ARG THR GLY HET SO4 A 900 5 HET SO4 A 910 5 HET HEM A 500 43 HET GOL A 880 6 HET GOL A 890 6 HETNAM SO4 SULFATE ION HETNAM HEM PROTOPORPHYRIN IX CONTAINING FE HETNAM GOL GLYCEROL HETSYN HEM HEME HETSYN GOL GLYCERIN; PROPANE-1,2,3-TRIOL FORMUL 2 SO4 2(O4 S 2-) FORMUL 4 HEM C34 H32 FE N4 O4 FORMUL 5 GOL 2(C3 H8 O3) FORMUL 7 HOH *158(H2 O) HELIX 1 1 GLY A 34 LEU A 44 1 11 HELIX 2 2 GLY A 46 SER A 48 5 3 HELIX 3 3 PRO A 60 LEU A 66 5 7 HELIX 4 4 TYR A 71 LEU A 75 5 5 HELIX 5 5 ALA A 76 ALA A 82 1 7 HELIX 6 6 PRO A 96 ALA A 106 1 11 HELIX 7 7 ASP A 118 GLY A 134 1 17 HELIX 8 8 VAL A 135 GLN A 161 1 27 HELIX 9 9 THR A 187 ALA A 196 1 10 HELIX 10 10 SER A 211 ASP A 219 1 9 HELIX 11 11 GLU A 231 ASN A 243 1 13 HELIX 12 12 PRO A 244 ALA A 247 5 4 HELIX 13 13 THR A 249 ASP A 254 1 6 HELIX 14 14 PRO A 262 VAL A 266 5 5 HELIX 15 15 ARG A 272 TYR A 285 1 14 SHEET 1 A 4 LEU A 50 VAL A 53 0 SHEET 2 A 4 TRP A 30 SER A 32 1 N TRP A 30 O VAL A 51 SHEET 3 A 4 ILE A 87 GLY A 90 1 O ILE A 89 N VAL A 31 SHEET 4 A 4 VAL A 110 THR A 112 1 O GLU A 111 N LEU A 88 SHEET 1 B 4 ARG A 199 ASN A 200 0 SHEET 2 B 4 GLY A 168 ASN A 175 1 N VAL A 169 O ARG A 199 SHEET 3 B 4 GLY A 178 ALA A 183 -1 O LEU A 181 N ILE A 173 SHEET 4 B 4 TYR A 207 LYS A 208 -1 O LYS A 208 N VAL A 182 SHEET 1 C 5 ARG A 199 ASN A 200 0 SHEET 2 C 5 GLY A 168 ASN A 175 1 N VAL A 169 O ARG A 199 SHEET 3 C 5 ALA A 222 ASP A 227 1 O VAL A 224 N VAL A 172 SHEET 4 C 5 LEU A 257 LEU A 260 1 O LEU A 258 N ILE A 225 SHEET 5 C 5 LEU A 300 GLY A 301 -1 O GLY A 301 N VAL A 259 LINK OH TYR A 71 FE HEM A 500 1555 1555 2.30 CISPEP 1 HIS A 59 PRO A 60 0 -0.06 CISPEP 2 GLY A 95 PRO A 96 0 0.05 SITE 1 AC1 4 HIS A 204 GLU A 205 LYS A 208 HOH A 940 SITE 1 AC2 5 ASP A 118 LEU A 119 TRP A 191 ARG A 195 SITE 2 AC2 5 HOH A 971 SITE 1 AC3 9 SER A 68 TYR A 71 ARG A 73 GLN A 74 SITE 2 AC3 9 GLU A 78 GLY A 79 TYR A 207 ARG A 228 SITE 3 AC3 9 HOH A 946 SITE 1 AC4 4 HIS A 59 PRO A 60 GLN A 61 HOH A1036 SITE 1 AC5 2 ARG A 250 ARG A 253 CRYST1 132.913 132.913 72.930 90.00 90.00 120.00 P 63 2 2 12 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 0.007524 0.004344 0.000000 0.00000 SCALE2 0.000000 0.008688 0.000000 0.00000 SCALE3 0.000000 0.000000 0.013712 0.00000