HEADER OXYGEN BINDING 12-NOV-13 4NK2 TITLE CRYSTAL STRUCTURE OF HELL'S GATE GLOBIN IV COMPND MOL_ID: 1; COMPND 2 MOLECULE: HEMOGLOBIN-LIKE PROTEIN; COMPND 3 CHAIN: A, B; COMPND 4 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: METHYLACIDIPHILUM INFERNORUM; SOURCE 3 ORGANISM_TAXID: 481448; SOURCE 4 STRAIN: V4; SOURCE 5 GENE: MINF_1222; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 469008; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: ROSETTA 2(DE3)PLYSS; SOURCE 9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 10 EXPRESSION_SYSTEM_PLASMID: PET-21A KEYWDS TRUNCATED, HEMOGLOBINS, HEME, TRUNCATED HEMOGLOBIN, OXYGEN BINDING EXPDTA X-RAY DIFFRACTION AUTHOR F.JAMIL REVDAT 2 20-SEP-23 4NK2 1 REMARK REVDAT 1 24-SEP-14 4NK2 0 JRNL AUTH F.JAMIL,A.H.TEH,E.SCHADICH,J.A.SAITO,N.NAJIMUDIN,M.ALAM JRNL TITL CRYSTAL STRUCTURE OF TRUNCATED HAEMOGLOBIN FROM AN EXTREMELY JRNL TITL 2 THERMOPHILIC AND ACIDOPHILIC BACTERIUM. JRNL REF J.BIOCHEM. V. 156 97 2014 JRNL REFN ISSN 0021-924X JRNL PMID 24733432 JRNL DOI 10.1093/JB/MVU023 REMARK 2 REMARK 2 RESOLUTION. 1.96 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX (PHENIX.REFINE: 1.7.3_928) REMARK 3 AUTHORS : PAUL ADAMS,PAVEL AFONINE,VINCENT CHEN,IAN REMARK 3 : DAVIS,KRESHNA GOPAL,RALF GROSSE-KUNSTLEVE, REMARK 3 : LI-WEI HUNG,ROBERT IMMORMINO,TOM IOERGER, REMARK 3 : AIRLIE MCCOY,ERIK MCKEE,NIGEL MORIARTY, REMARK 3 : REETAL PAI,RANDY READ,JANE RICHARDSON, REMARK 3 : DAVID RICHARDSON,TOD ROMO,JIM SACCHETTINI, REMARK 3 : NICHOLAS SAUTER,JACOB SMITH,LAURENT REMARK 3 : STORONI,TOM TERWILLIGER,PETER ZWART REMARK 3 REMARK 3 REFINEMENT TARGET : ML REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.96 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 35.11 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.350 REMARK 3 COMPLETENESS FOR RANGE (%) : 97.7 REMARK 3 NUMBER OF REFLECTIONS : 38302 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.212 REMARK 3 R VALUE (WORKING SET) : 0.210 REMARK 3 FREE R VALUE : 0.250 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.980 REMARK 3 FREE R VALUE TEST SET COUNT : 1907 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT (IN BINS). REMARK 3 BIN RESOLUTION RANGE COMPL. NWORK NFREE RWORK RFREE REMARK 3 1 35.1198 - 4.7204 0.93 2640 132 0.2119 0.2118 REMARK 3 2 4.7204 - 3.7481 0.98 2653 140 0.1715 0.2235 REMARK 3 3 3.7481 - 3.2747 0.99 2673 141 0.1838 0.2606 REMARK 3 4 3.2747 - 2.9755 1.00 2662 139 0.1999 0.2104 REMARK 3 5 2.9755 - 2.7623 1.00 2654 139 0.1958 0.2447 REMARK 3 6 2.7623 - 2.5995 1.00 2642 139 0.2259 0.3078 REMARK 3 7 2.5995 - 2.4693 1.00 2630 138 0.2301 0.2776 REMARK 3 8 2.4693 - 2.3619 0.99 2605 139 0.2376 0.2797 REMARK 3 9 2.3619 - 2.2710 0.98 2599 132 0.2511 0.2984 REMARK 3 10 2.2710 - 2.1926 0.97 2541 133 0.2508 0.2841 REMARK 3 11 2.1926 - 2.1241 0.97 2552 134 0.2747 0.3073 REMARK 3 12 2.1241 - 2.0633 0.97 2553 134 0.2956 0.4020 REMARK 3 13 2.0633 - 2.0090 0.96 2510 134 0.3273 0.3314 REMARK 3 14 2.0090 - 1.9600 0.96 2481 133 0.3447 0.3937 REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : FLAT BULK SOLVENT MODEL REMARK 3 SOLVENT RADIUS : 1.00 REMARK 3 SHRINKAGE RADIUS : 0.73 REMARK 3 K_SOL : 0.40 REMARK 3 B_SOL : 80.08 REMARK 3 REMARK 3 ERROR ESTIMATES. REMARK 3 COORDINATE ERROR (MAXIMUM-LIKELIHOOD BASED) : 0.360 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 24.810 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : NULL REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -11.12780 REMARK 3 B22 (A**2) : 7.51820 REMARK 3 B33 (A**2) : 3.60960 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 TWINNING INFORMATION. REMARK 3 FRACTION: NULL REMARK 3 OPERATOR: NULL REMARK 3 REMARK 3 DEVIATIONS FROM IDEAL VALUES. REMARK 3 RMSD COUNT REMARK 3 BOND : 0.008 2943 REMARK 3 ANGLE : 1.051 4010 REMARK 3 CHIRALITY : 0.069 404 REMARK 3 PLANARITY : 0.004 502 REMARK 3 DIHEDRAL : 15.581 1090 REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : NULL REMARK 3 REMARK 3 NCS DETAILS REMARK 3 NUMBER OF NCS GROUPS : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 4NK2 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 07-DEC-13. REMARK 100 THE DEPOSITION ID IS D_1000083301. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 27-APR-12 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 4.0 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : N REMARK 200 RADIATION SOURCE : ROTATING ANODE REMARK 200 BEAMLINE : NULL REMARK 200 X-RAY GENERATOR MODEL : RIGAKU MICROMAX-007 HF REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.5418 REMARK 200 MONOCHROMATOR : VARIMAX HF REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : RIGAKU RAXIS IV++ REMARK 200 INTENSITY-INTEGRATION SOFTWARE : CRYSTALCLEAR REMARK 200 DATA SCALING SOFTWARE : CRYSTALCLEAR REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 38333 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.960 REMARK 200 RESOLUTION RANGE LOW (A) : 38.710 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 2.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 97.8 REMARK 200 DATA REDUNDANCY : 2.440 REMARK 200 R MERGE (I) : 0.04200 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 10.3000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.96 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.03 REMARK 200 COMPLETENESS FOR SHELL (%) : 95.9 REMARK 200 DATA REDUNDANCY IN SHELL : 2.32 REMARK 200 R MERGE FOR SHELL (I) : 0.37100 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 2.000 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 4NK1 REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 58.25 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.95 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 20% (V/V) 2-METHYL-2,4-PENTANEDIOL IN REMARK 280 0.05 M CITRIC ACID PH 4.0, VAPOR DIFFUSION, SITTING DROP, REMARK 280 TEMPERATURE 293K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 21 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X+1/2,-Y,Z+1/2 REMARK 290 3555 -X,Y+1/2,-Z+1/2 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 34.10850 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 47.01200 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 41.71350 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 47.01200 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 34.10850 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 41.71350 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 300 REMARK: THE ASYMMETRIC UNIT CONSIST OF TWO IDENTICAL SUBUINTS. REMARK 350 REMARK 350 COORDINATES FOR A COMPLETE MULTIMER REPRESENTING THE KNOWN REMARK 350 BIOLOGICALLY SIGNIFICANT OLIGOMERIZATION STATE OF THE REMARK 350 MOLECULE CAN BE GENERATED BY APPLYING BIOMT TRANSFORMATIONS REMARK 350 GIVEN BELOW. BOTH NON-CRYSTALLOGRAPHIC AND REMARK 350 CRYSTALLOGRAPHIC OPERATIONS ARE GIVEN. REMARK 350 REMARK 350 BIOMOLECULE: 1 REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: DIMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 5570 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 16060 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -53.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B REMARK 350 BIOMT1 1 1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT2 1 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT3 1 0.000000 0.000000 1.000000 0.00000 REMARK 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 MET A 1 REMARK 465 ASP A 2 REMARK 465 THR A 3 REMARK 465 PHE A 4 REMARK 465 VAL A 5 REMARK 465 SER A 6 REMARK 465 ARG A 7 REMARK 465 LEU A 8 REMARK 465 PRO A 9 REMARK 465 VAL A 10 REMARK 465 SER A 11 REMARK 465 GLN A 12 REMARK 465 PRO A 13 REMARK 465 GLN A 14 REMARK 465 GLU A 15 REMARK 465 HIS A 16 REMARK 465 PRO A 17 REMARK 465 MET A 18 REMARK 465 ALA A 19 REMARK 465 CYS A 20 REMARK 465 CYS A 21 REMARK 465 CYS A 22 REMARK 465 LYS A 23 REMARK 465 ASP A 24 REMARK 465 ARG A 25 REMARK 465 GLU A 26 REMARK 465 LYS A 27 REMARK 465 LYS A 28 REMARK 465 THR A 29 REMARK 465 MET B 1 REMARK 465 ASP B 2 REMARK 465 THR B 3 REMARK 465 PHE B 4 REMARK 465 VAL B 5 REMARK 465 SER B 6 REMARK 465 ARG B 7 REMARK 465 LEU B 8 REMARK 465 PRO B 9 REMARK 465 VAL B 10 REMARK 465 SER B 11 REMARK 465 GLN B 12 REMARK 465 PRO B 13 REMARK 465 GLN B 14 REMARK 465 GLU B 15 REMARK 465 HIS B 16 REMARK 465 PRO B 17 REMARK 465 MET B 18 REMARK 465 ALA B 19 REMARK 465 CYS B 20 REMARK 465 CYS B 21 REMARK 465 CYS B 22 REMARK 465 LYS B 23 REMARK 465 ASP B 24 REMARK 465 ARG B 25 REMARK 465 GLU B 26 REMARK 465 LYS B 27 REMARK 465 LYS B 28 REMARK 465 THR B 29 REMARK 480 REMARK 480 ZERO OCCUPANCY ATOM REMARK 480 THE FOLLOWING RESIDUES HAVE ATOMS MODELED WITH ZERO REMARK 480 OCCUPANCY. THE LOCATION AND PROPERTIES OF THESE ATOMS REMARK 480 MAY NOT BE RELIABLE. (M=MODEL NUMBER; RES=RESIDUE NAME; REMARK 480 C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE): REMARK 480 M RES C SSEQI ATOMS REMARK 480 ASP A 147 CG REMARK 480 GLN A 160 CD REMARK 480 GLU B 61 CD 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 114 -71.36 -111.50 REMARK 500 LYS A 119 51.21 36.79 REMARK 500 SER B 86 100.85 144.64 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 700 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS A 124 NE2 REMARK 620 2 HEM A 700 NA 90.2 REMARK 620 3 HEM A 700 NB 91.8 91.9 REMARK 620 4 HEM A 700 NC 95.0 174.9 88.2 REMARK 620 5 HEM A 700 ND 93.3 87.0 174.8 92.5 REMARK 620 N 1 2 3 4 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 HEM B 700 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS B 124 NE2 REMARK 620 2 HEM B 700 NA 92.2 REMARK 620 3 HEM B 700 NB 94.7 90.4 REMARK 620 4 HEM B 700 NC 89.8 177.9 90.0 REMARK 620 5 HEM B 700 ND 86.7 89.7 178.6 89.8 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 HEM A 700 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HEM B 700 DBREF 4NK2 A 1 193 UNP B3DVC3 B3DVC3_METI4 1 193 DBREF 4NK2 B 1 193 UNP B3DVC3 B3DVC3_METI4 1 193 SEQRES 1 A 193 MET ASP THR PHE VAL SER ARG LEU PRO VAL SER GLN PRO SEQRES 2 A 193 GLN GLU HIS PRO MET ALA CYS CYS CYS LYS ASP ARG GLU SEQRES 3 A 193 LYS LYS THR ALA GLU SER GLY SER ILE CYS GLU ALA ARG SEQRES 4 A 193 ILE ASP PHE VAL PHE PRO GLU VAL LYS PHE PRO SER LYS SEQRES 5 A 193 LYS VAL TYR LEU ALA ALA GLY GLU GLU LEU LEU ARG LYS SEQRES 6 A 193 LEU VAL GLU VAL HIS HIS GLU ASN LEU MET LYS SER LYS SEQRES 7 A 193 ILE HIS TYR LEU PHE PRO THR SER HIS GLU GLN LEU ARG SEQRES 8 A 193 SER LEU VAL LYS ARG SER ALA ASP PHE VAL VAL GLU MET SEQRES 9 A 193 CYS GLY GLY PRO PRO TYR TYR THR LEU THR ARG GLY GLU SEQRES 10 A 193 PRO LYS MET ARG ALA ARG HIS PHE SER VAL THR ILE ASP SEQRES 11 A 193 GLU LYS ALA ARG GLU ILE TRP LEU ALA CYS TYR LYS HIS SEQRES 12 A 193 ALA LEU LYS ASP VAL HIS PHE PRO LEU SER VAL LEU GLU SEQRES 13 A 193 GLU PHE TRP GLN TRP ILE GLU SER PHE SER ILE ARG MET SEQRES 14 A 193 ILE ASN ARG ARG THR THR LEU GLU PRO PRO ARG ARG VAL SEQRES 15 A 193 PRO TYR SER GLU ILE GLN ASP PHE PHE VAL SER SEQRES 1 B 193 MET ASP THR PHE VAL SER ARG LEU PRO VAL SER GLN PRO SEQRES 2 B 193 GLN GLU HIS PRO MET ALA CYS CYS CYS LYS ASP ARG GLU SEQRES 3 B 193 LYS LYS THR ALA GLU SER GLY SER ILE CYS GLU ALA ARG SEQRES 4 B 193 ILE ASP PHE VAL PHE PRO GLU VAL LYS PHE PRO SER LYS SEQRES 5 B 193 LYS VAL TYR LEU ALA ALA GLY GLU GLU LEU LEU ARG LYS SEQRES 6 B 193 LEU VAL GLU VAL HIS HIS GLU ASN LEU MET LYS SER LYS SEQRES 7 B 193 ILE HIS TYR LEU PHE PRO THR SER HIS GLU GLN LEU ARG SEQRES 8 B 193 SER LEU VAL LYS ARG SER ALA ASP PHE VAL VAL GLU MET SEQRES 9 B 193 CYS GLY GLY PRO PRO TYR TYR THR LEU THR ARG GLY GLU SEQRES 10 B 193 PRO LYS MET ARG ALA ARG HIS PHE SER VAL THR ILE ASP SEQRES 11 B 193 GLU LYS ALA ARG GLU ILE TRP LEU ALA CYS TYR LYS HIS SEQRES 12 B 193 ALA LEU LYS ASP VAL HIS PHE PRO LEU SER VAL LEU GLU SEQRES 13 B 193 GLU PHE TRP GLN TRP ILE GLU SER PHE SER ILE ARG MET SEQRES 14 B 193 ILE ASN ARG ARG THR THR LEU GLU PRO PRO ARG ARG VAL SEQRES 15 B 193 PRO TYR SER GLU ILE GLN ASP PHE PHE VAL SER HET HEM A 700 43 HET HEM B 700 43 HETNAM HEM PROTOPORPHYRIN IX CONTAINING FE HETSYN HEM HEME FORMUL 3 HEM 2(C34 H32 FE N4 O4) FORMUL 5 HOH *235(H2 O) HELIX 1 1 LYS A 52 LYS A 76 1 25 HELIX 2 2 ILE A 79 PHE A 83 5 5 HELIX 3 3 SER A 86 CYS A 105 1 20 HELIX 4 4 LYS A 119 PHE A 125 1 7 HELIX 5 5 ASP A 130 VAL A 148 1 19 HELIX 6 6 VAL A 154 SER A 166 1 13 HELIX 7 7 ILE A 167 ILE A 170 5 4 HELIX 8 8 PRO A 183 SER A 193 1 11 HELIX 9 9 LYS B 52 LYS B 76 1 25 HELIX 10 10 ILE B 79 PHE B 83 5 5 HELIX 11 11 SER B 86 CYS B 105 1 20 HELIX 12 12 LYS B 119 PHE B 125 1 7 HELIX 13 13 ASP B 130 VAL B 148 1 19 HELIX 14 14 PRO B 151 SER B 166 1 16 HELIX 15 15 ILE B 167 ILE B 170 5 4 HELIX 16 16 PRO B 183 GLN B 188 1 6 HELIX 17 17 ASP B 189 PHE B 191 5 3 SHEET 1 A 2 ILE A 35 CYS A 36 0 SHEET 2 A 2 VAL B 47 LYS B 48 -1 O VAL B 47 N CYS A 36 SHEET 1 B 2 VAL A 47 LYS A 48 0 SHEET 2 B 2 ILE B 35 CYS B 36 -1 O CYS B 36 N VAL A 47 LINK NE2 HIS A 124 FE HEM A 700 1555 1555 1.96 LINK NE2 HIS B 124 FE HEM B 700 1555 1555 2.04 SITE 1 AC1 17 LEU A 82 PHE A 83 ARG A 96 SER A 97 SITE 2 AC1 17 PHE A 100 TYR A 111 ARG A 115 MET A 120 SITE 3 AC1 17 ARG A 123 HIS A 124 TRP A 137 PHE A 165 SITE 4 AC1 17 SER A 166 MET A 169 VAL A 192 HOH A 918 SITE 5 AC1 17 HOH A 923 SITE 1 AC2 14 LEU B 82 PHE B 83 PRO B 84 LEU B 93 SITE 2 AC2 14 ARG B 96 TYR B 111 ARG B 115 MET B 120 SITE 3 AC2 14 ARG B 123 HIS B 124 TRP B 137 PHE B 165 SITE 4 AC2 14 SER B 166 MET B 169 CRYST1 68.217 83.427 94.024 90.00 90.00 90.00 P 21 21 21 8 ORIGX1 1.000000 0.000000 0.000000 0.00000 ORIGX2 0.000000 1.000000 0.000000 0.00000 ORIGX3 0.000000 0.000000 1.000000 0.00000 SCALE1 0.014659 0.000000 0.000000 0.00000 SCALE2 0.000000 0.011987 0.000000 0.00000 SCALE3 0.000000 0.000000 0.010636 0.00000