HEADER OXYGEN STORAGE/TRANSPORT 09-FEB-00 1C7B TITLE DEOXY RHB1.0 (RECOMBINANT HEMOGLOBIN) COMPND MOL_ID: 1; COMPND 2 MOLECULE: PROTEIN (DEOXYHEMOGLOBIN (ALPHA CHAIN)); COMPND 3 CHAIN: A, C; COMPND 4 ENGINEERED: YES; COMPND 5 MUTATION: YES; COMPND 6 MOL_ID: 2; COMPND 7 MOLECULE: PROTEIN (DEOXYHEMOGLOBIN (BETA CHAIN)); COMPND 8 CHAIN: B, D; COMPND 9 ENGINEERED: YES; COMPND 10 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_COMMON: HUMAN; SOURCE 4 ORGANISM_TAXID: 9606; SOURCE 5 CELL: RED BLOOD CELL; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 8 MOL_ID: 2; SOURCE 9 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 10 ORGANISM_COMMON: HUMAN; SOURCE 11 ORGANISM_TAXID: 9606; SOURCE 12 CELL: RED BLOOD CELL; SOURCE 13 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 14 EXPRESSION_SYSTEM_TAXID: 562 KEYWDS HEME, OXYGEN DELIVERY VEHICLE, BLOOD SUBSTITUTE, OXYGEN STORAGE- KEYWDS 2 TRANSPORT COMPLEX EXPDTA X-RAY DIFFRACTION AUTHOR E.A.BRUCKER REVDAT 6 09-AUG-23 1C7B 1 REMARK REVDAT 5 03-NOV-21 1C7B 1 REMARK SEQADV LINK REVDAT 4 24-JUL-19 1C7B 1 REMARK REVDAT 3 24-FEB-09 1C7B 1 VERSN REVDAT 2 18-DEC-02 1C7B 1 REMARK REVDAT 1 30-JUN-00 1C7B 0 JRNL AUTH E.A.BRUCKER JRNL TITL GENETICALLY CROSSLINKED HEMOGLOBIN: A STRUCTURAL STUDY. JRNL REF ACTA CRYSTALLOGR.,SECT.D V. 56 812 2000 JRNL REFN ISSN 0907-4449 JRNL PMID 10930828 JRNL DOI 10.1107/S0907444900006557 REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH K.S.KROEGER,C.E.KUNDROT REMARK 1 TITL STRUCTURES OF A HEMOGLOBIN-BASED BLOOD SUBSTITUTE: INSIGHTS REMARK 1 TITL 2 INTO THE FUNCTION OF ALLOSTERIC PROTEINS REMARK 1 REF STRUCTURE V. 5 227 1997 REMARK 1 REFN ISSN 0969-2126 REMARK 1 DOI 10.1016/S0969-2126(97)00181-0 REMARK 1 REFERENCE 2 REMARK 1 AUTH D.LOOKER,D.ABBOT-BROWN,P.COZART,S.DURFEE,S.HOFFMAN, REMARK 1 AUTH 2 A.J.MATHEWS,J.MILLER-ROEHRICH,S.SHOEMAKER,S.TRIMBLE,G.FERMI, REMARK 1 AUTH 3 N.H.KOMIYAMA,K.NAGAI,G.L.STETLER REMARK 1 TITL A HUMAN RECOMBINANT HAEMOGLOBIN DESIGNED FOR USE AS A BLOOD REMARK 1 TITL 2 SUBSTITUTE REMARK 1 REF NATURE V. 356 258 1992 REMARK 1 REFN ISSN 0028-0836 REMARK 1 DOI 10.1038/356258A0 REMARK 2 REMARK 2 RESOLUTION. 1.80 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) : 1.80 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 8.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 90.7 REMARK 3 CROSS-VALIDATION METHOD : FREE R REMARK 3 FREE R VALUE TEST SET SELECTION : RANDOM REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT (NO CUTOFF). REMARK 3 R VALUE (WORKING + TEST SET, NO CUTOFF) : 0.189 REMARK 3 R VALUE (WORKING SET, NO CUTOFF) : 0.188 REMARK 3 FREE R VALUE (NO CUTOFF) : 0.234 REMARK 3 FREE R VALUE TEST SET SIZE (%, NO CUTOFF) : 4.793 REMARK 3 FREE R VALUE TEST SET COUNT (NO CUTOFF) : 2240 REMARK 3 TOTAL NUMBER OF REFLECTIONS (NO CUTOFF) : 46518 REMARK 3 REMARK 3 FIT/AGREEMENT OF MODEL FOR DATA WITH F>4SIG(F). REMARK 3 R VALUE (WORKING + TEST SET, F>4SIG(F)) : 0.180 REMARK 3 R VALUE (WORKING SET, F>4SIG(F)) : 0.179 REMARK 3 FREE R VALUE (F>4SIG(F)) : 0.222 REMARK 3 FREE R VALUE TEST SET SIZE (%, F>4SIG(F)) : 4.797 REMARK 3 FREE R VALUE TEST SET COUNT (F>4SIG(F)) : 2055 REMARK 3 TOTAL NUMBER OF REFLECTIONS (F>4SIG(F)) : 42840 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 4390 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 172 REMARK 3 SOLVENT ATOMS : 373 REMARK 3 REMARK 3 MODEL REFINEMENT. REMARK 3 OCCUPANCY SUM OF NON-HYDROGEN ATOMS : 4921.0 REMARK 3 OCCUPANCY SUM OF HYDROGEN ATOMS : 0.00 REMARK 3 NUMBER OF DISCRETELY DISORDERED RESIDUES : 2 REMARK 3 NUMBER OF LEAST-SQUARES PARAMETERS : 19760 REMARK 3 NUMBER OF RESTRAINTS : 28998 REMARK 3 REMARK 3 RMS DEVIATIONS FROM RESTRAINT TARGET VALUES. REMARK 3 BOND LENGTHS (A) : 0.005 REMARK 3 ANGLE DISTANCES (A) : 0.015 REMARK 3 SIMILAR DISTANCES (NO TARGET VALUES) (A) : 0.023 REMARK 3 DISTANCES FROM RESTRAINT PLANES (A) : NULL REMARK 3 ZERO CHIRAL VOLUMES (A**3) : 0.038 REMARK 3 NON-ZERO CHIRAL VOLUMES (A**3) : 0.042 REMARK 3 ANTI-BUMPING DISTANCE RESTRAINTS (A) : 0.006 REMARK 3 RIGID-BOND ADP COMPONENTS (A**2) : NULL REMARK 3 SIMILAR ADP COMPONENTS (A**2) : NULL REMARK 3 APPROXIMATELY ISOTROPIC ADPS (A**2) : NULL REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED: MOEWS & KRETSINGER, J.MOL.BIOL. 91(1973)201-228 REMARK 3 REMARK 3 STEREOCHEMISTRY TARGET VALUES : ENGH AND HUBER REMARK 3 SPECIAL CASE: NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1C7B COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 14-FEB-00. REMARK 100 THE DEPOSITION ID IS D_1000001423. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 15-AUG-98 REMARK 200 TEMPERATURE (KELVIN) : 295 REMARK 200 PH : 6.5 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 : SIEMENS REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.5418 REMARK 200 MONOCHROMATOR : GRAPHITE REMARK 200 OPTICS : COLLIMATOR REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : RIGAKU RAXIS IIC REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XDS REMARK 200 DATA SCALING SOFTWARE : XSCALE, XDS REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 47219 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.800 REMARK 200 RESOLUTION RANGE LOW (A) : 30.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 92.0 REMARK 200 DATA REDUNDANCY : 2.520 REMARK 200 R MERGE (I) : 0.06100 REMARK 200 R SYM (I) : NULL REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : 22.1000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.80 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.90 REMARK 200 COMPLETENESS FOR SHELL (%) : 93.7 REMARK 200 DATA REDUNDANCY IN SHELL : 2.22 REMARK 200 R MERGE FOR SHELL (I) : 0.23700 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 <I/SIGMA(I)> FOR SHELL : 6.240 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: CNS REMARK 200 STARTING MODEL: 1ABY REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 33.60 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 1.85 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PERUTZ, J.CRYST.GROWTH 2(1968)54-56, REMARK 280 PH 6.5 REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 1 21 1 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,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 41.78950 REMARK 290 SMTRY3 2 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: TETRAMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: TETRAMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 11400 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 23590 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -108.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B, C, 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 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 ASP A 75 46.79 -140.99 REMARK 500 LEU A 113 67.67 -118.35 REMARK 500 ASN B 80 57.52 -146.72 REMARK 500 LEU C 113 64.34 -117.85 REMARK 500 ASN D 80 62.26 -160.89 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 150 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS A 87 NE2 REMARK 620 2 HEM A 150 NA 101.7 REMARK 620 3 HEM A 150 NB 101.5 87.2 REMARK 620 4 HEM A 150 NC 101.9 156.4 87.4 REMARK 620 5 HEM A 150 ND 102.2 87.8 156.3 87.9 REMARK 620 N 1 2 3 4 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 HEM B 150 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS B 92 NE2 REMARK 620 2 HEM B 150 NA 100.0 REMARK 620 3 HEM B 150 NB 99.9 87.9 REMARK 620 4 HEM B 150 NC 100.4 159.6 88.4 REMARK 620 5 HEM B 150 ND 100.0 88.3 160.1 88.4 REMARK 620 N 1 2 3 4 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 HEM C 150 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS C 87 NE2 REMARK 620 2 HEM C 150 NA 100.9 REMARK 620 3 HEM C 150 NB 100.7 87.6 REMARK 620 4 HEM C 150 NC 100.9 158.1 87.8 REMARK 620 5 HEM C 150 ND 101.6 88.1 157.8 88.2 REMARK 620 N 1 2 3 4 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 HEM D 150 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS D 92 NE2 REMARK 620 2 HEM D 150 NA 99.8 REMARK 620 3 HEM D 150 NB 100.3 88.0 REMARK 620 4 HEM D 150 NC 100.2 159.9 88.4 REMARK 620 5 HEM D 150 ND 100.1 88.3 159.6 88.2 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 150 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HEM B 150 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HEM C 150 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HEM D 150 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1C7C RELATED DB: PDB REMARK 900 DEOXYHEMOGLOBIN RHB1.1 REMARK 900 RELATED ID: 1C7D RELATED DB: PDB REMARK 900 DEOXYHEMOGLOBIN RHB1.2 DBREF 1C7B A 1 141 UNP P69905 HBA_HUMAN 1 141 DBREF 1C7B C 1 141 UNP P69905 HBA_HUMAN 1 141 DBREF 1C7B B 1 146 UNP P68871 HBB_HUMAN 1 146 DBREF 1C7B D 1 146 UNP P68871 HBB_HUMAN 1 146 SEQADV 1C7B MET A 1 UNP P69905 VAL 1 ENGINEERED MUTATION SEQADV 1C7B MET C 1 UNP P69905 VAL 1 ENGINEERED MUTATION SEQADV 1C7B MET B 1 UNP P68871 VAL 1 ENGINEERED MUTATION SEQADV 1C7B LYS B 108 UNP P68871 ASN 108 ENGINEERED MUTATION SEQADV 1C7B MET D 1 UNP P68871 VAL 1 ENGINEERED MUTATION SEQADV 1C7B LYS D 108 UNP P68871 ASN 108 ENGINEERED MUTATION SEQRES 1 A 141 MET LEU SER PRO ALA ASP LYS THR ASN VAL LYS ALA ALA SEQRES 2 A 141 TRP GLY LYS VAL GLY ALA HIS ALA GLY GLU TYR GLY ALA SEQRES 3 A 141 GLU ALA LEU GLU ARG MET PHE LEU SER PHE PRO THR THR SEQRES 4 A 141 LYS THR TYR PHE PRO HIS PHE ASP LEU SER HIS GLY SER SEQRES 5 A 141 ALA GLN VAL LYS GLY HIS GLY LYS LYS VAL ALA ASP ALA SEQRES 6 A 141 LEU THR ASN ALA VAL ALA HIS VAL ASP ASP MET PRO ASN SEQRES 7 A 141 ALA LEU SER ALA LEU SER ASP LEU HIS ALA HIS LYS LEU SEQRES 8 A 141 ARG VAL ASP PRO VAL ASN PHE LYS LEU LEU SER HIS CYS SEQRES 9 A 141 LEU LEU VAL THR LEU ALA ALA HIS LEU PRO ALA GLU PHE SEQRES 10 A 141 THR PRO ALA VAL HIS ALA SER LEU ASP LYS PHE LEU ALA SEQRES 11 A 141 SER VAL SER THR VAL LEU THR SER LYS TYR ARG SEQRES 1 B 146 MET HIS LEU THR PRO GLU GLU LYS SER ALA VAL THR ALA SEQRES 2 B 146 LEU TRP GLY LYS VAL ASN VAL ASP GLU VAL GLY GLY GLU SEQRES 3 B 146 ALA LEU GLY ARG LEU LEU VAL VAL TYR PRO TRP THR GLN SEQRES 4 B 146 ARG PHE PHE GLU SER PHE GLY ASP LEU SER THR PRO ASP SEQRES 5 B 146 ALA VAL MET GLY ASN PRO LYS VAL LYS ALA HIS GLY LYS SEQRES 6 B 146 LYS VAL LEU GLY ALA PHE SER ASP GLY LEU ALA HIS LEU SEQRES 7 B 146 ASP ASN LEU LYS GLY THR PHE ALA THR LEU SER GLU LEU SEQRES 8 B 146 HIS CYS ASP LYS LEU HIS VAL ASP PRO GLU ASN PHE ARG SEQRES 9 B 146 LEU LEU GLY LYS VAL LEU VAL CYS VAL LEU ALA HIS HIS SEQRES 10 B 146 PHE GLY LYS GLU PHE THR PRO PRO VAL GLN ALA ALA TYR SEQRES 11 B 146 GLN LYS VAL VAL ALA GLY VAL ALA ASN ALA LEU ALA HIS SEQRES 12 B 146 LYS TYR HIS SEQRES 1 C 141 MET LEU SER PRO ALA ASP LYS THR ASN VAL LYS ALA ALA SEQRES 2 C 141 TRP GLY LYS VAL GLY ALA HIS ALA GLY GLU TYR GLY ALA SEQRES 3 C 141 GLU ALA LEU GLU ARG MET PHE LEU SER PHE PRO THR THR SEQRES 4 C 141 LYS THR TYR PHE PRO HIS PHE ASP LEU SER HIS GLY SER SEQRES 5 C 141 ALA GLN VAL LYS GLY HIS GLY LYS LYS VAL ALA ASP ALA SEQRES 6 C 141 LEU THR ASN ALA VAL ALA HIS VAL ASP ASP MET PRO ASN SEQRES 7 C 141 ALA LEU SER ALA LEU SER ASP LEU HIS ALA HIS LYS LEU SEQRES 8 C 141 ARG VAL ASP PRO VAL ASN PHE LYS LEU LEU SER HIS CYS SEQRES 9 C 141 LEU LEU VAL THR LEU ALA ALA HIS LEU PRO ALA GLU PHE SEQRES 10 C 141 THR PRO ALA VAL HIS ALA SER LEU ASP LYS PHE LEU ALA SEQRES 11 C 141 SER VAL SER THR VAL LEU THR SER LYS TYR ARG SEQRES 1 D 146 MET HIS LEU THR PRO GLU GLU LYS SER ALA VAL THR ALA SEQRES 2 D 146 LEU TRP GLY LYS VAL ASN VAL ASP GLU VAL GLY GLY GLU SEQRES 3 D 146 ALA LEU GLY ARG LEU LEU VAL VAL TYR PRO TRP THR GLN SEQRES 4 D 146 ARG PHE PHE GLU SER PHE GLY ASP LEU SER THR PRO ASP SEQRES 5 D 146 ALA VAL MET GLY ASN PRO LYS VAL LYS ALA HIS GLY LYS SEQRES 6 D 146 LYS VAL LEU GLY ALA PHE SER ASP GLY LEU ALA HIS LEU SEQRES 7 D 146 ASP ASN LEU LYS GLY THR PHE ALA THR LEU SER GLU LEU SEQRES 8 D 146 HIS CYS ASP LYS LEU HIS VAL ASP PRO GLU ASN PHE ARG SEQRES 9 D 146 LEU LEU GLY LYS VAL LEU VAL CYS VAL LEU ALA HIS HIS SEQRES 10 D 146 PHE GLY LYS GLU PHE THR PRO PRO VAL GLN ALA ALA TYR SEQRES 11 D 146 GLN LYS VAL VAL ALA GLY VAL ALA ASN ALA LEU ALA HIS SEQRES 12 D 146 LYS TYR HIS HET HEM A 150 43 HET HEM B 150 43 HET HEM C 150 43 HET HEM D 150 43 HETNAM HEM PROTOPORPHYRIN IX CONTAINING FE HETSYN HEM HEME FORMUL 5 HEM 4(C34 H32 FE N4 O4) FORMUL 9 HOH *373(H2 O) HELIX 1 1 SER A 3 GLY A 18 1 16 HELIX 2 2 HIS A 20 PHE A 36 1 17 HELIX 3 3 PRO A 37 PHE A 43 5 7 HELIX 4 4 SER A 52 HIS A 72 1 21 HELIX 5 5 ASP A 75 LEU A 80 1 6 HELIX 6 6 LEU A 80 LYS A 90 1 11 HELIX 7 7 PRO A 95 LEU A 113 1 19 HELIX 8 8 THR A 118 THR A 137 1 20 HELIX 9 9 THR B 4 GLY B 16 1 13 HELIX 10 10 ASN B 19 TYR B 35 1 17 HELIX 11 11 PRO B 36 PHE B 42 5 7 HELIX 12 12 PHE B 42 GLY B 46 5 5 HELIX 13 13 THR B 50 ASN B 57 1 8 HELIX 14 14 ASN B 57 LEU B 75 1 19 HELIX 15 15 ALA B 76 LEU B 78 5 3 HELIX 16 16 ASN B 80 PHE B 85 1 6 HELIX 17 17 PHE B 85 LYS B 95 1 11 HELIX 18 18 PRO B 100 GLY B 119 1 20 HELIX 19 19 LYS B 120 PHE B 122 5 3 HELIX 20 20 THR B 123 ALA B 142 1 20 HELIX 21 21 SER C 3 GLY C 18 1 16 HELIX 22 22 HIS C 20 PHE C 36 1 17 HELIX 23 23 PRO C 37 PHE C 43 5 7 HELIX 24 24 SER C 52 HIS C 72 1 21 HELIX 25 25 ASP C 75 LEU C 80 1 6 HELIX 26 26 LEU C 80 LYS C 90 1 11 HELIX 27 27 PRO C 95 LEU C 113 1 19 HELIX 28 28 THR C 118 THR C 137 1 20 HELIX 29 29 THR D 4 GLY D 16 1 13 HELIX 30 30 ASN D 19 TYR D 35 1 17 HELIX 31 31 PRO D 36 PHE D 42 5 7 HELIX 32 32 PHE D 42 GLY D 46 5 5 HELIX 33 33 THR D 50 ASN D 57 1 8 HELIX 34 34 ASN D 57 ALA D 76 1 20 HELIX 35 35 ASN D 80 PHE D 85 1 6 HELIX 36 36 PHE D 85 LYS D 95 1 11 HELIX 37 37 PRO D 100 GLY D 119 1 20 HELIX 38 38 LYS D 120 PHE D 122 5 3 HELIX 39 39 THR D 123 ALA D 142 1 20 LINK NE2 HIS A 87 FE HEM A 150 1555 1555 2.22 LINK NE2 HIS B 92 FE HEM B 150 1555 1555 2.17 LINK NE2 HIS C 87 FE HEM C 150 1555 1555 2.22 LINK NE2 HIS D 92 FE HEM D 150 1555 1555 2.16 SITE 1 AC1 17 TYR A 42 PHE A 43 HIS A 45 HIS A 58 SITE 2 AC1 17 LYS A 61 HIS A 87 LEU A 91 VAL A 93 SITE 3 AC1 17 ASN A 97 PHE A 98 LEU A 101 LEU A 136 SITE 4 AC1 17 HOH A1044 HOH A1130 HOH A1195 HOH A1279 SITE 5 AC1 17 HOH A1307 SITE 1 AC2 12 ALA A 53 HIS B 63 LYS B 66 VAL B 67 SITE 2 AC2 12 LEU B 91 HIS B 92 ASN B 102 PHE B 103 SITE 3 AC2 12 LEU B 141 HOH B1069 HOH B1257 HOH B1361 SITE 1 AC3 17 TYR C 42 HIS C 45 HIS C 58 LYS C 61 SITE 2 AC3 17 LEU C 86 HIS C 87 LEU C 91 VAL C 93 SITE 3 AC3 17 ASN C 97 PHE C 98 LEU C 101 LEU C 136 SITE 4 AC3 17 HOH C1002 HOH C1050 HOH C1230 HOH C1317 SITE 5 AC3 17 HOH C1365 SITE 1 AC4 11 HIS D 63 LYS D 66 VAL D 67 LEU D 91 SITE 2 AC4 11 HIS D 92 LEU D 96 ASN D 102 LEU D 141 SITE 3 AC4 11 HOH D1250 HOH D1272 HOH D1299 CRYST1 63.132 83.579 53.991 90.00 99.25 90.00 P 1 21 1 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 0.015840 0.000000 0.002580 0.00000 SCALE2 0.000000 0.011965 0.000000 0.00000 SCALE3 0.000000 0.000000 0.018766 0.00000