HEADER OXYGEN STORAGE/TRANSPORT 07-JUN-99 1QI8 TITLE DEOXYGENATED STRUCTURE OF A DISTAL POCKET HEMOGLOBIN MUTANT COMPND MOL_ID: 1; COMPND 2 MOLECULE: HEMOGLOBIN; COMPND 3 CHAIN: A, C; COMPND 4 FRAGMENT: ALPHA CHAIN; COMPND 5 ENGINEERED: YES; COMPND 6 MOL_ID: 2; COMPND 7 MOLECULE: HEMOGLOBIN; COMPND 8 CHAIN: B, D; COMPND 9 FRAGMENT: BETA CHAIN; COMPND 10 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_COMMON: HUMAN; SOURCE 4 ORGANISM_TAXID: 9606; SOURCE 5 TISSUE: BLOOD; SOURCE 6 CELL: ERYTHROCYTE; SOURCE 7 CELLULAR_LOCATION: CYTOPLASM; SOURCE 8 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 9 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 10 EXPRESSION_SYSTEM_STRAIN: TB-1; SOURCE 11 EXPRESSION_SYSTEM_CELLULAR_LOCATION: CYTOPLASM; SOURCE 12 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 13 EXPRESSION_SYSTEM_PLASMID: PKK223,3; SOURCE 14 MOL_ID: 2; SOURCE 15 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 16 ORGANISM_COMMON: HUMAN; SOURCE 17 ORGANISM_TAXID: 9606; SOURCE 18 TISSUE: BLOOD; SOURCE 19 CELL: ERYTHROCYTE; SOURCE 20 CELLULAR_LOCATION: CYTOPLASM; SOURCE 21 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 22 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 23 EXPRESSION_SYSTEM_STRAIN: TB-1; SOURCE 24 EXPRESSION_SYSTEM_CELLULAR_LOCATION: CYTOPLASM; SOURCE 25 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 26 EXPRESSION_SYSTEM_PLASMID: PKK223,3 KEYWDS HEMOGLOBIN, BLOOD SUBSTITUTE, LOW NO REACTIVITY, OXYGEN STORAGE- KEYWDS 2 TRANSPORT COMPLEX EXPDTA X-RAY DIFFRACTION AUTHOR A.E.MIELE,B.VALLONE,S.SANTANCHE,C.TRAVAGLINI-ALLOCATELLI,A.BELLELLI, AUTHOR 2 M.BRUNORI REVDAT 4 16-AUG-23 1QI8 1 REMARK SEQADV LINK REVDAT 3 24-FEB-09 1QI8 1 VERSN REVDAT 2 21-JAN-00 1QI8 1 COMPND JRNL AUTHOR REVDAT 1 11-JUL-99 1QI8 0 JRNL AUTH A.E.MIELE,S.SANTANCHE,C.TRAVAGLINI-ALLOCATELLI,B.VALLONE, JRNL AUTH 2 M.BRUNORI,A.BELLELLI JRNL TITL MODULATION OF LIGAND BINDING IN ENGINEERED HUMAN HEMOGLOBIN JRNL TITL 2 DISTAL POCKET. JRNL REF J.MOL.BIOL. V. 290 515 1999 JRNL REFN ISSN 0022-2836 JRNL PMID 10390349 JRNL DOI 10.1006/JMBI.1999.2869 REMARK 2 REMARK 2 RESOLUTION. 1.80 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC REMARK 3 AUTHORS : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER, REMARK 3 : NICHOLLS,WINN,LONG,VAGIN REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.80 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 16.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 95.8 REMARK 3 NUMBER OF REFLECTIONS : 51829 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) : NULL REMARK 3 R VALUE (WORKING SET) : 0.169 REMARK 3 FREE R VALUE : 0.222 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.000 REMARK 3 FREE R VALUE TEST SET COUNT : NULL REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 4400 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 172 REMARK 3 SOLVENT ATOMS : 294 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 18.20 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 21.96 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): NULL REMARK 3 ESU BASED ON FREE R VALUE (A): NULL REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): NULL REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): NULL REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 DISTANCE RESTRAINTS. RMS SIGMA REMARK 3 BOND LENGTH (A) : 0.010 ; NULL REMARK 3 ANGLE DISTANCE (A) : 1.890 ; NULL REMARK 3 INTRAPLANAR 1-4 DISTANCE (A) : NULL ; NULL REMARK 3 H-BOND OR METAL COORDINATION (A) : NULL ; NULL REMARK 3 REMARK 3 PLANE RESTRAINT (A) : NULL ; NULL REMARK 3 CHIRAL-CENTER RESTRAINT (A**3) : NULL ; NULL REMARK 3 REMARK 3 NON-BONDED CONTACT RESTRAINTS. REMARK 3 SINGLE TORSION (A) : NULL ; NULL REMARK 3 MULTIPLE TORSION (A) : NULL ; NULL REMARK 3 H-BOND (X...Y) (A) : NULL ; NULL 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) : NULL ; NULL REMARK 3 STAGGERED (DEGREES) : NULL ; NULL REMARK 3 TRANSVERSE (DEGREES) : NULL ; NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. RMS SIGMA REMARK 3 MAIN-CHAIN BOND (A**2) : NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE (A**2) : NULL ; NULL REMARK 3 SIDE-CHAIN BOND (A**2) : NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE (A**2) : NULL ; NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1QI8 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 09-JUN-99. REMARK 100 THE DEPOSITION ID IS D_1000001163. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 01-FEB-99 REMARK 200 TEMPERATURE (KELVIN) : 293 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 : RIGAKU RU200 REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.5418 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : MIRRORS REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : RIGAKU REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 42464 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.800 REMARK 200 RESOLUTION RANGE LOW (A) : 20.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 95.0 REMARK 200 DATA REDUNDANCY : 4.120 REMARK 200 R MERGE (I) : 0.08200 REMARK 200 R SYM (I) : NULL REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : 12.1000 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) : 1.86 REMARK 200 COMPLETENESS FOR SHELL (%) : 64.4 REMARK 200 DATA REDUNDANCY IN SHELL : 3.50 REMARK 200 R MERGE FOR SHELL (I) : 0.19700 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 <I/SIGMA(I)> FOR SHELL : NULL REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: OTHER REMARK 200 SOFTWARE USED: AMORE REMARK 200 STARTING MODEL: 2HHB REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 36.70 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.55 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: HIGH SALT (PERUTZ, 1968)., 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 47.16000 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: 11450 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 24130 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -101.0 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: 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 ARG A 92 NE - CZ - NH2 ANGL. DEV. = -4.3 DEGREES REMARK 500 ARG B 30 NE - CZ - NH2 ANGL. DEV. = -3.4 DEGREES REMARK 500 ARG B 104 NE - CZ - NH1 ANGL. DEV. = 4.4 DEGREES REMARK 500 GLN B 131 CG - CD - OE1 ANGL. DEV. = -12.0 DEGREES REMARK 500 TYR C 42 CB - CG - CD1 ANGL. DEV. = -3.9 DEGREES REMARK 500 ASP C 47 CB - CG - OD1 ANGL. DEV. = 5.6 DEGREES REMARK 500 ARG C 92 NE - CZ - NH1 ANGL. DEV. = 4.7 DEGREES REMARK 500 ARG C 92 NE - CZ - NH2 ANGL. DEV. = -9.1 DEGREES REMARK 500 LYS D 66 CA - CB - CG ANGL. DEV. = 14.7 DEGREES REMARK 500 ASP D 73 CB - CG - OD1 ANGL. DEV. = 5.8 DEGREES REMARK 500 PHE D 103 CB - CG - CD2 ANGL. DEV. = -5.0 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 90 -56.22 -122.72 REMARK 500 ASN B 80 65.14 -150.44 REMARK 500 LYS C 90 -59.01 -121.52 REMARK 500 ASN D 80 57.85 -155.67 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 142 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS A 87 NE2 REMARK 620 2 HEM A 142 NA 94.8 REMARK 620 3 HEM A 142 NB 94.9 89.3 REMARK 620 4 HEM A 142 NC 105.7 159.4 88.0 REMARK 620 5 HEM A 142 ND 106.8 88.7 158.2 86.3 REMARK 620 N 1 2 3 4 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 HEM B 147 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS B 92 NE2 REMARK 620 2 HEM B 147 NA 96.2 REMARK 620 3 HEM B 147 NB 100.9 87.5 REMARK 620 4 HEM B 147 NC 106.9 156.9 88.3 REMARK 620 5 HEM B 147 ND 101.7 87.7 157.3 87.5 REMARK 620 N 1 2 3 4 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 HEM C 142 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS C 87 NE2 REMARK 620 2 HEM C 142 NA 102.2 REMARK 620 3 HEM C 142 NB 99.0 85.0 REMARK 620 4 HEM C 142 NC 108.4 148.8 84.3 REMARK 620 5 HEM C 142 ND 112.1 88.5 148.9 85.7 REMARK 620 N 1 2 3 4 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 HEM D 147 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS D 92 NE2 REMARK 620 2 HEM D 147 NA 95.3 REMARK 620 3 HEM D 147 NB 103.1 87.8 REMARK 620 4 HEM D 147 NC 105.5 159.2 86.5 REMARK 620 5 HEM D 147 ND 98.2 88.7 158.6 89.3 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 142 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HEM B 147 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HEM C 142 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HEM D 147 DBREF 1QI8 A 1 141 UNP P69905 HBA_HUMAN 1 141 DBREF 1QI8 B 1 146 UNP P68871 HBB_HUMAN 1 146 DBREF 1QI8 C 1 141 UNP P69905 HBA_HUMAN 1 141 DBREF 1QI8 D 1 146 UNP P68871 HBB_HUMAN 1 146 SEQADV 1QI8 MET A 1 UNP P69905 VAL 1 CONFLICT SEQADV 1QI8 TYR A 29 UNP P69905 LEU 29 CONFLICT SEQADV 1QI8 GLN A 58 UNP P69905 HIS 58 CONFLICT SEQADV 1QI8 MET B 1 UNP P68871 VAL 1 CONFLICT SEQADV 1QI8 GLY B 29 UNP P68871 LEU 29 CONFLICT SEQADV 1QI8 MET C 1 UNP P69905 VAL 1 CONFLICT SEQADV 1QI8 TYR C 29 UNP P69905 LEU 29 CONFLICT SEQADV 1QI8 GLN C 58 UNP P69905 HIS 58 CONFLICT SEQADV 1QI8 MET D 1 UNP P68871 VAL 1 CONFLICT SEQADV 1QI8 GLY D 29 UNP P68871 LEU 29 CONFLICT 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 TYR 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 GLN 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 TYR 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 GLN 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 ASN 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 TYR 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 GLN 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 TYR 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 GLN 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 ASN 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 142 43 HET HEM B 147 43 HET HEM C 142 43 HET HEM D 147 43 HETNAM HEM PROTOPORPHYRIN IX CONTAINING FE HETSYN HEM HEME FORMUL 5 HEM 4(C34 H32 FE N4 O4) FORMUL 9 HOH *294(H2 O) HELIX 1 AA SER A 3 GLY A 18 1 16 HELIX 2 AB HIS A 20 SER A 35 1 16 HELIX 3 AC PHE A 36 TYR A 42 5 7 HELIX 4 AE SER A 52 ALA A 71 1 20 HELIX 5 AF LEU A 80 ALA A 88 1 9 HELIX 6 AG ASP A 94 HIS A 112 1 19 HELIX 7 AH THR A 118 SER A 138 1 21 HELIX 8 BA THR B 4 VAL B 18 1 15 HELIX 9 BB ASN B 19 VAL B 34 1 16 HELIX 10 BC TYR B 35 PHE B 41 5 7 HELIX 11 BD THR B 50 GLY B 56 1 7 HELIX 12 BE ASN B 57 ALA B 76 1 20 HELIX 13 BF PHE B 85 CYS B 93 1 9 HELIX 14 BG ASP B 99 HIS B 117 1 19 HELIX 15 BH THR B 123 HIS B 143 1 21 HELIX 16 CA SER C 3 GLY C 18 1 16 HELIX 17 CB HIS C 20 SER C 35 1 16 HELIX 18 CC PHE C 36 TYR C 42 5 7 HELIX 19 CE SER C 52 ALA C 71 1 20 HELIX 20 CF LEU C 80 ALA C 88 1 9 HELIX 21 CG ASP C 94 HIS C 112 1 19 HELIX 22 CH THR C 118 SER C 138 1 21 HELIX 23 DA THR D 4 VAL D 18 1 15 HELIX 24 DB ASN D 19 VAL D 34 1 16 HELIX 25 DC TYR D 35 PHE D 41 5 7 HELIX 26 DD THR D 50 GLY D 56 1 7 HELIX 27 DE ASN D 57 ALA D 76 1 20 HELIX 28 DF PHE D 85 CYS D 93 1 9 HELIX 29 DG ASP D 99 HIS D 117 1 19 HELIX 30 DH THR D 123 HIS D 143 1 21 LINK NE2 HIS A 87 FE HEM A 142 1555 1555 2.35 LINK NE2 HIS B 92 FE HEM B 147 1555 1555 2.14 LINK NE2 HIS C 87 FE HEM C 142 1555 1555 2.20 LINK NE2 HIS D 92 FE HEM D 147 1555 1555 2.21 SITE 1 AC1 15 TYR A 29 TYR A 42 PHE A 43 HIS A 45 SITE 2 AC1 15 GLN A 58 LEU A 83 LEU A 86 HIS A 87 SITE 3 AC1 15 LEU A 91 VAL A 93 ASN A 97 PHE A 98 SITE 4 AC1 15 LEU A 136 HOH A 157 HOH A 173 SITE 1 AC2 8 TYR B 28 GLN B 63 VAL B 67 HIS B 92 SITE 2 AC2 8 LEU B 96 ASN B 102 LEU B 141 HOH B 173 SITE 1 AC3 16 HOH A 166 TYR C 29 TYR C 42 PHE C 43 SITE 2 AC3 16 HIS C 45 GLN C 58 LYS C 61 VAL C 62 SITE 3 AC3 16 LEU C 83 HIS C 87 LEU C 91 VAL C 93 SITE 4 AC3 16 ASN C 97 PHE C 98 LEU C 136 HOH C 158 SITE 1 AC4 11 ALA C 53 TYR D 28 GLN D 63 VAL D 67 SITE 2 AC4 11 HIS D 92 LEU D 96 ASN D 102 PHE D 103 SITE 3 AC4 11 LEU D 141 HOH D 152 HOH D 197 CRYST1 63.360 94.320 54.000 90.00 99.43 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 0.015783 0.000000 0.002621 0.00000 SCALE2 0.000000 0.010602 0.000000 0.00000 SCALE3 0.000000 0.000000 0.018772 0.00000