HEADER OXYGEN TRANSPORT 08-DEC-97 1A0Y OBSLTE 07-DEC-04 1A0Y 1Y4P TITLE HEMOGLOBIN (VAL BETA1 MET, TRP BETA37 GLU) MUTANT COMPND MOL_ID: 1; COMPND 2 MOLECULE: HEMOGLOBIN (ALPHA CHAIN); COMPND 3 CHAIN: A, C; COMPND 4 ENGINEERED: YES; COMPND 5 MOL_ID: 2; COMPND 6 MOLECULE: HEMOGLOBIN (BETA CHAIN); COMPND 7 CHAIN: B, D; COMPND 8 ENGINEERED: YES; COMPND 9 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_COMMON: HUMAN; SOURCE 4 ORGAN: BLOOD; SOURCE 5 CELL: RED BLOOD CELL; SOURCE 6 GENE: HUMAN BETA GLOBIN; SOURCE 7 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 8 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 9 EXPRESSION_SYSTEM_GENE: HUMAN BETA GLOBIN; SOURCE 10 MOL_ID: 2; SOURCE 11 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 12 ORGANISM_COMMON: HUMAN; SOURCE 13 ORGAN: BLOOD; SOURCE 14 CELL: RED BLOOD CELL; SOURCE 15 GENE: HUMAN BETA GLOBIN; SOURCE 16 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 17 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 18 EXPRESSION_SYSTEM_GENE: HUMAN BETA GLOBIN KEYWDS OXYGEN TRANSPORT EXPDTA X-RAY DIFFRACTION AUTHOR J.S.KAVANAUGH,A.ARNONE REVDAT 1 18-MAR-98 1A0Y 0 JRNL AUTH J.S.KAVANAUGH,J.A.WEYDERT,P.H.ROGERS,A.ARNONE JRNL TITL HIGH-RESOLUTION CRYSTAL STRUCTURES OF HUMAN JRNL TITL 2 HEMOGLOBIN WITH MUTATIONS AT TRYPTOPHAN 37BETA: JRNL TITL 3 STRUCTURAL BASIS FOR A HIGH-AFFINITY T-STATE,. JRNL REF BIOCHEMISTRY V. 37 4358 1998 JRNL REFN ASTM BICHAW US ISSN 0006-2960 REMARK 1 REMARK 2 REMARK 2 RESOLUTION. 1.98 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PROLSQ, X-PLOR REMARK 3 AUTHORS : KONNERT,HENDRICKSON REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.98 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 8.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 2.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 97.0 REMARK 3 NUMBER OF REFLECTIONS : 36174 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) : 0.181 REMARK 3 FREE R VALUE : 0.256 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 10.000 REMARK 3 FREE R VALUE TEST SET COUNT : 3619 REMARK 3 REMARK 3 FIT/AGREEMENT OF MODEL WITH ALL DATA. REMARK 3 R VALUE (WORKING + TEST SET, NO CUTOFF) : NULL REMARK 3 R VALUE (WORKING SET, NO CUTOFF) : 0.1880 REMARK 3 FREE R VALUE (NO CUTOFF) : 0.263 REMARK 3 FREE R VALUE TEST SET SIZE (%, NO CUTOFF) : 10.000 REMARK 3 FREE R VALUE TEST SET COUNT (NO CUTOFF) : 3881 REMARK 3 TOTAL NUMBER OF REFLECTIONS (NO CUTOFF) : 38745 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 4376 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 172 REMARK 3 SOLVENT ATOMS : 176 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 29.00 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 COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : NULL REMARK 3 ESD FROM SIGMAA (A) : NULL REMARK 3 LOW RESOLUTION CUTOFF (A) : NULL REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 DISTANCE RESTRAINTS. RMS SIGMA REMARK 3 BOND LENGTH (A) : 0.010 ; 0.010 REMARK 3 ANGLE DISTANCE (A) : 0.025 ; 0.015 REMARK 3 INTRAPLANAR 1-4 DISTANCE (A) : 0.041 ; 0.030 REMARK 3 H-BOND OR METAL COORDINATION (A) : NULL ; NULL REMARK 3 REMARK 3 PLANE RESTRAINT (A) : 0.010 ; 0.010 REMARK 3 CHIRAL-CENTER RESTRAINT (A**3) : 0.130 ; 0.080 REMARK 3 REMARK 3 NON-BONDED CONTACT RESTRAINTS. REMARK 3 SINGLE TORSION (A) : 0.163 ; 0.200 REMARK 3 MULTIPLE TORSION (A) : 0.174 ; 0.200 REMARK 3 H-BOND (X...Y) (A) : 0.182 ; 0.200 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) : 2.900 ; 5.000 REMARK 3 STAGGERED (DEGREES) : 21.100; 15.000 REMARK 3 TRANSVERSE (DEGREES) : 32.600; 25.000 REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. RMS SIGMA REMARK 3 MAIN-CHAIN BOND (A**2) : 2.300 ; 2.000 REMARK 3 MAIN-CHAIN ANGLE (A**2) : 3.300 ; 3.000 REMARK 3 SIDE-CHAIN BOND (A**2) : 7.600 ; 4.000 REMARK 3 SIDE-CHAIN ANGLE (A**2) : 10.700; 6.000 REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: THE STARTING MODEL FOR REFINEMENT REMARK 3 WAS THE BV1M STRUCTURE IN PDB ENTRY 1A0U. REMARK 4 REMARK 4 1A0Y COMPLIES WITH FORMAT V. 2.3, 09-JULY-1998 REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 25-AUG-1995 REMARK 200 TEMPERATURE (KELVIN) : 295.0 REMARK 200 PH : 7.00 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/MSC RU-H2R REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.5418 REMARK 200 MONOCHROMATOR : GRAPHITE(002) REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : MULTIWIRE AREA DETECTOR REMARK 200 DETECTOR MANUFACTURER : XUONG-HAMLIN MULTIWIRE REMARK 200 INTENSITY-INTEGRATION SOFTWARE : SDMS SOFTWARE REMARK 200 DATA SCALING SOFTWARE : SDMS SOFTWARE REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 43340 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.980 REMARK 200 RESOLUTION RANGE LOW (A) : 25.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 96.7 REMARK 200 DATA REDUNDANCY : 6.200 REMARK 200 R MERGE (I) : 0.07900 REMARK 200 R SYM (I) : 0.07900 REMARK 200 FOR THE DATA SET : 8.5000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.98 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.14 REMARK 200 COMPLETENESS FOR SHELL (%) : 84.2 REMARK 200 DATA REDUNDANCY IN SHELL : 3.10 REMARK 200 R MERGE FOR SHELL (I) : 0.27600 REMARK 200 R SYM FOR SHELL (I) : 0.27600 REMARK 200 FOR SHELL : 1.390 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: NULL REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: ISOMORPHOUS WITH REMARK 200 DEOXYHEMOGLOBIN A REMARK 200 SOFTWARE USED: X-PLOR REMARK 200 STARTING MODEL: PDB ENTRY 1A0U REMARK 200 REMARK 200 REMARK: PDB ENTRY 1A0U WAS USED AS THE STARTING MODEL FOR RIGID REMARK 200 BODY REFINEMENT WITH X-PLOR FOLLOWED BY LEAST-SQUARES REMARK 200 REFINEMENT WITH PROLSQ. REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 50.00 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.46 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PH 7.0 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 1/2-X,1/2+Y,-Z REMARK 290 4555 1/2+X,1/2-Y,-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 48.35000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 49.55000 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 48.35000 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 49.55000 REMARK 290 SMTRY3 4 0.000000 0.000000 -1.000000 0.00000 REMARK 290 REMARK 290 REMARK: NULL REMARK 295 REMARK 295 NON-CRYSTALLOGRAPHIC SYMMETRY REMARK 295 THE TRANSFORMATIONS PRESENTED ON THE MTRIX RECORDS BELOW REMARK 295 DESCRIBE NON-CRYSTALLOGRAPHIC RELATIONSHIPS AMONG ATOMS REMARK 295 IN THIS ENTRY. APPLYING THE APPROPRIATE MTRIX REMARK 295 TRANSFORMATION TO THE RESIDUES LISTED FIRST WILL YIELD REMARK 295 APPROXIMATE COORDINATES FOR THE RESIDUES LISTED SECOND. REMARK 295 CHAIN IDENTIFIERS GIVEN AS "?" REFER TO CHAINS FOR WHICH REMARK 295 ATOMS ARE NOT FOUND IN THIS ENTRY. REMARK 295 REMARK 295 APPLIED TO TRANSFORMED TO REMARK 295 TRANSFORM CHAIN RESIDUES CHAIN RESIDUES RMSD REMARK 295 SSS REMARK 295 M 1 A 1 .. 141 C 1 .. 141 0.218 REMARK 295 M 1 B 1 .. 146 D 1 .. 146 0.195 REMARK 295 REMARK 295 WHERE SSS -> COLUMNS 8-10 OF MTRIX RECORDS REMARK 295 REMARK 295 REMARK: NULL REMARK 300 REMARK 300 BIOMOLECULE: 1 REMARK 300 THIS ENTRY CONTAINS THE CRYSTALLOGRAPHIC ASYMMETRIC UNIT REMARK 300 WHICH CONSISTS OF 4 CHAIN(S). SEE REMARK 350 FOR REMARK 300 INFORMATION ON GENERATING THE BIOLOGICAL MOLECULE(S). REMARK 350 REMARK 350 GENERATING THE BIOMOLECULE 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 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: ENGH AND HUBER, 1991 REMARK 500 REMARK 500 M RES CSSEQI ATM1 ATM2 ATM3 REMARK 500 ASP B 79 C - N - CA ANGL. DEV. = 14.9 DEGREES REMARK 500 HIS D 2 N - CA - CB ANGL. DEV. = 16.7 DEGREES REMARK 525 REMARK 525 SOLVENT REMARK 525 THE FOLLOWING SOLVENT MOLECULES LIE FARTHER THAN EXPECTED REMARK 525 FROM THE PROTEIN OR NUCLEIC ACID MOLECULE AND MAY BE REMARK 525 ASSOCIATED WITH A SYMMETRY RELATED MOLECULE (M=MODEL REMARK 525 NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE REMARK 525 NUMBER; I=INSERTION CODE): REMARK 525 REMARK 525 M RES CSSEQI REMARK 525 HOH 405 DISTANCE = 6.97 ANGSTROMS DBREF 1A0Y A 1 141 UNP P01922 HBA_HUMAN 1 141 DBREF 1A0Y B 2 146 UNP P02023 HBB_HUMAN 2 146 DBREF 1A0Y C 1 141 UNP P01922 HBA_HUMAN 1 141 DBREF 1A0Y D 2 146 UNP P02023 HBB_HUMAN 2 146 SEQADV 1A0Y GLU B 37 UNP P02023 TRP 37 ENGINEERED SEQADV 1A0Y GLU D 37 UNP P02023 TRP 37 ENGINEERED SEQRES 1 A 141 VAL 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 GLU 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 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 VAL 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 GLU 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 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 *176(H2 O1) HELIX 1 1 PRO A 4 GLY A 18 1 15 HELIX 2 2 HIS A 20 SER A 35 1 16 HELIX 3 3 PRO A 37 TYR A 42 5 6 HELIX 4 4 ALA A 53 ALA A 71 1 19 HELIX 5 5 VAL A 73 ALA A 79 5 7 HELIX 6 6 SER A 81 HIS A 89 1 9 HELIX 7 7 PRO A 95 HIS A 112 5 18 HELIX 8 8 PRO A 119 LEU A 136 1 18 HELIX 9 9 PRO B 5 LYS B 17 1 13 HELIX 10 10 VAL B 20 VAL B 34 1 15 HELIX 11 11 PRO B 36 PHE B 41 5 6 HELIX 12 12 GLU B 43 PHE B 45 5 3 HELIX 13 13 PRO B 51 MET B 55 1 5 HELIX 14 14 PRO B 58 HIS B 77 1 20 HELIX 15 15 LEU B 81 ASP B 94 1 14 HELIX 16 16 PRO B 100 GLU B 121 5 22 HELIX 17 17 PRO B 124 ALA B 142 1 19 HELIX 18 18 PRO C 4 GLY C 18 1 15 HELIX 19 19 HIS C 20 SER C 35 1 16 HELIX 20 20 PRO C 37 TYR C 42 5 6 HELIX 21 21 ALA C 53 ALA C 71 1 19 HELIX 22 22 VAL C 73 ALA C 79 5 7 HELIX 23 23 SER C 81 HIS C 89 1 9 HELIX 24 24 PRO C 95 HIS C 112 5 18 HELIX 25 25 PRO C 119 LEU C 136 1 18 HELIX 26 26 PRO D 5 LYS D 17 1 13 HELIX 27 27 VAL D 20 VAL D 34 1 15 HELIX 28 28 PRO D 36 PHE D 41 5 6 HELIX 29 29 GLU D 43 PHE D 45 5 3 HELIX 30 30 PRO D 51 MET D 55 1 5 HELIX 31 31 PRO D 58 HIS D 77 1 20 HELIX 32 32 LEU D 81 THR D 84 1 4 HELIX 33 33 ALA D 86 ASP D 94 1 9 HELIX 34 34 PRO D 100 GLU D 121 5 22 HELIX 35 35 PRO D 124 ALA D 142 1 19 LINK FE HEM A 142 NE2 HIS A 87 LINK FE HEM B 147 NE2 HIS B 92 LINK FE HEM C 142 NE2 HIS C 87 LINK FE HEM D 147 NE2 HIS D 92 CRYST1 96.700 99.100 66.300 90.00 90.00 90.00 P 21 21 2 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 0.010341 0.000000 0.000000 0.00000 SCALE2 0.000000 0.010091 0.000000 0.00000 SCALE3 0.000000 0.000000 0.015083 0.00000 MTRIX1 1 0.770900 0.469670 -0.430270 -14.25799 1 MTRIX2 1 0.471010 -0.875080 -0.111300 37.80125 1 MTRIX3 1 -0.428800 -0.116860 -0.895810 -17.70209 1