HEADER OXYGEN TRANSPORT 06-MAY-92 1DXU TITLE HIGH-RESOLUTION X-RAY STUDY OF DEOXY RECOMBINANT HUMAN HEMOGLOBINS TITLE 2 SYNTHESIZED FROM BETA-GLOBINS HAVING MUTATED AMINO TERMINI COMPND MOL_ID: 1; COMPND 2 MOLECULE: HEMOGLOBIN (DEOXY) (ALPHA CHAIN); COMPND 3 CHAIN: A, C; COMPND 4 ENGINEERED: YES; COMPND 5 MOL_ID: 2; COMPND 6 MOLECULE: HEMOGLOBIN (DEOXY) (BETA CHAIN); COMPND 7 CHAIN: B, D; COMPND 8 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_COMMON: HUMAN; SOURCE 4 ORGANISM_TAXID: 9606; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 7 MOL_ID: 2; SOURCE 8 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 9 ORGANISM_COMMON: HUMAN; SOURCE 10 ORGANISM_TAXID: 9606; SOURCE 11 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 12 EXPRESSION_SYSTEM_TAXID: 562 KEYWDS OXYGEN TRANSPORT EXPDTA X-RAY DIFFRACTION AUTHOR J.S.KAVANAUGH,A.ARNONE REVDAT 5 15-MAR-23 1DXU 1 REMARK REVDAT 4 08-FEB-23 1DXU 1 REMARK LINK SCALE MTRIX REVDAT 4 2 1 ATOM REVDAT 3 13-JUL-11 1DXU 1 VERSN REVDAT 2 24-FEB-09 1DXU 1 VERSN REVDAT 1 31-OCT-93 1DXU 0 JRNL AUTH J.S.KAVANAUGH,P.H.ROGERS,A.ARNONE JRNL TITL HIGH-RESOLUTION X-RAY STUDY OF DEOXY RECOMBINANT HUMAN JRNL TITL 2 HEMOGLOBINS SYNTHESIZED FROM BETA-GLOBINS HAVING MUTATED JRNL TITL 3 AMINO TERMINI. JRNL REF BIOCHEMISTRY V. 31 8640 1992 JRNL REFN ISSN 0006-2960 JRNL PMID 1390648 JRNL DOI 10.1021/BI00151A034 REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH M.L.DOYLE,G.LEW,A.DEYOUNG,L.KWIATKOWSKI,A.WIERZBRA, REMARK 1 AUTH 2 R.W.NOBLE,G.K.ACKERS REMARK 1 TITL FUNCTIONAL PROPERTIES OF HUMAN HEMOGLOBINS SYNTHESIZED FROM REMARK 1 TITL 2 RECOMBINANT MUTANT BETA-GLOBINS REMARK 1 REF BIOCHEMISTRY V. 31 8629 1992 REMARK 1 REFN ISSN 0006-2960 REMARK 2 REMARK 2 RESOLUTION. 1.70 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PROLSQ REMARK 3 AUTHORS : KONNERT,HENDRICKSON REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.70 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 6.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 2.000 REMARK 3 COMPLETENESS FOR RANGE (%) : NULL REMARK 3 NUMBER OF REFLECTIONS : 49191 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : NULL REMARK 3 FREE R VALUE TEST SET SELECTION : NULL REMARK 3 R VALUE (WORKING + TEST SET) : 0.160 REMARK 3 R VALUE (WORKING SET) : NULL REMARK 3 FREE R VALUE : NULL REMARK 3 FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 FREE R VALUE TEST SET COUNT : NULL 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) : NULL REMARK 3 FREE R VALUE (NO CUTOFF) : NULL REMARK 3 FREE R VALUE TEST SET SIZE (%, NO CUTOFF) : NULL REMARK 3 FREE R VALUE TEST SET COUNT (NO CUTOFF) : NULL REMARK 3 TOTAL NUMBER OF REFLECTIONS (NO CUTOFF) : NULL REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 4386 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 182 REMARK 3 SOLVENT ATOMS : 235 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) : 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) : 0.011 ; 0.010 REMARK 3 ANGLE DISTANCE (A) : 0.025 ; 0.015 REMARK 3 INTRAPLANAR 1-4 DISTANCE (A) : 0.042 ; 0.030 REMARK 3 H-BOND OR METAL COORDINATION (A) : NULL ; NULL REMARK 3 REMARK 3 PLANE RESTRAINT (A) : 0.011 ; 0.010 REMARK 3 CHIRAL-CENTER RESTRAINT (A**3) : 0.144 ; 0.080 REMARK 3 REMARK 3 NON-BONDED CONTACT RESTRAINTS. REMARK 3 SINGLE TORSION (A) : 0.162 ; 0.200 REMARK 3 MULTIPLE TORSION (A) : NULL ; NULL REMARK 3 H-BOND (X...Y) (A) : NULL ; NULL REMARK 3 H-BOND (X-H...Y) (A) : 0.151 ; 0.200 REMARK 3 REMARK 3 CONFORMATIONAL TORSION ANGLE RESTRAINTS. REMARK 3 SPECIFIED (DEGREES) : NULL ; NULL REMARK 3 PLANAR (DEGREES) : 3.600 ; 5.000 REMARK 3 STAGGERED (DEGREES) : 21.800; 15.000 REMARK 3 TRANSVERSE (DEGREES) : NULL ; NULL 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) : 3.200 ; 3.000 REMARK 3 SIDE-CHAIN BOND (A**2) : 6.800 ; 4.000 REMARK 3 SIDE-CHAIN ANGLE (A**2) : 9.700 ; 6.000 REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1DXU COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY BNL. REMARK 100 THE DEPOSITION ID IS D_1000172959. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : NULL REMARK 200 TEMPERATURE (KELVIN) : NULL REMARK 200 PH : NULL REMARK 200 NUMBER OF CRYSTALS USED : NULL REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : NULL REMARK 200 RADIATION SOURCE : NULL REMARK 200 BEAMLINE : NULL REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : NULL REMARK 200 WAVELENGTH OR RANGE (A) : NULL REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : NULL REMARK 200 DETECTOR MANUFACTURER : NULL REMARK 200 INTENSITY-INTEGRATION SOFTWARE : NULL REMARK 200 DATA SCALING SOFTWARE : NULL REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : NULL REMARK 200 RESOLUTION RANGE HIGH (A) : NULL REMARK 200 RESOLUTION RANGE LOW (A) : NULL REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : NULL REMARK 200 DATA REDUNDANCY : NULL REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : NULL REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : NULL REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : NULL REMARK 200 COMPLETENESS FOR SHELL (%) : NULL REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : NULL REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: NULL REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: NULL REMARK 200 SOFTWARE USED: NULL REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 45.48 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.26 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: NULL 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 41.80000 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: 11720 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 23330 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -137.0 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: CLOSE CONTACTS REMARK 500 REMARK 500 THE FOLLOWING ATOMS THAT ARE RELATED BY CRYSTALLOGRAPHIC REMARK 500 SYMMETRY ARE IN CLOSE CONTACT. AN ATOM LOCATED WITHIN 0.15 REMARK 500 ANGSTROMS OF A SYMMETRY RELATED ATOM IS ASSUMED TO BE ON A REMARK 500 SPECIAL POSITION AND IS, THEREFORE, LISTED IN REMARK 375 REMARK 500 INSTEAD OF REMARK 500. ATOMS WITH NON-BLANK ALTERNATE REMARK 500 LOCATION INDICATORS ARE NOT INCLUDED IN THE CALCULATIONS. REMARK 500 REMARK 500 DISTANCE CUTOFF: REMARK 500 2.2 ANGSTROMS FOR CONTACTS NOT INVOLVING HYDROGEN ATOMS REMARK 500 1.6 ANGSTROMS FOR CONTACTS INVOLVING HYDROGEN ATOMS REMARK 500 REMARK 500 ATM1 RES C SSEQI ATM2 RES C SSEQI SSYMOP DISTANCE REMARK 500 NZ LYS B 120 O VAL D 18 1655 2.06 REMARK 500 REMARK 500 REMARK: NULL 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 31 NE - CZ - NH1 ANGL. DEV. = 4.6 DEGREES REMARK 500 ARG A 92 NE - CZ - NH2 ANGL. DEV. = -6.0 DEGREES REMARK 500 THR A 118 N - CA - CB ANGL. DEV. = -14.2 DEGREES REMARK 500 ASP B 73 CB - CG - OD1 ANGL. DEV. = 7.0 DEGREES REMARK 500 GLU B 121 OE1 - CD - OE2 ANGL. DEV. = 8.4 DEGREES REMARK 500 ARG C 92 NE - CZ - NH1 ANGL. DEV. = 3.5 DEGREES REMARK 500 ARG C 92 NE - CZ - NH2 ANGL. DEV. = -5.3 DEGREES REMARK 500 THR C 118 N - CA - CB ANGL. DEV. = -11.6 DEGREES REMARK 500 THR C 137 N - CA - CB ANGL. DEV. = -14.4 DEGREES REMARK 500 ARG C 141 NE - CZ - NH1 ANGL. DEV. = 3.2 DEGREES REMARK 500 ARG C 141 NE - CZ - NH2 ANGL. DEV. = -3.7 DEGREES REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: PLANAR GROUPS REMARK 500 REMARK 500 PLANAR GROUPS IN THE FOLLOWING RESIDUES HAVE A TOTAL REMARK 500 RMS DISTANCE OF ALL ATOMS FROM THE BEST-FIT PLANE REMARK 500 BY MORE THAN AN EXPECTED VALUE OF 6*RMSD, WITH AN REMARK 500 RMSD 0.02 ANGSTROMS, OR AT LEAST ONE ATOM HAS REMARK 500 AN RMSD GREATER THAN THIS VALUE REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 M RES CSSEQI RMS TYPE REMARK 500 ARG A 92 0.17 SIDE CHAIN REMARK 500 ARG B 104 0.08 SIDE CHAIN REMARK 500 ARG C 92 0.23 SIDE CHAIN REMARK 500 ARG D 104 0.09 SIDE CHAIN 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 99.8 REMARK 620 3 HEM A 142 NB 102.0 88.6 REMARK 620 4 HEM A 142 NC 108.7 151.4 84.4 REMARK 620 5 HEM A 142 ND 110.4 86.7 147.6 84.6 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 91.4 REMARK 620 3 HEM B 147 NB 99.1 87.7 REMARK 620 4 HEM B 147 NC 106.7 161.9 88.3 REMARK 620 5 HEM B 147 ND 98.1 88.6 162.5 90.0 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 98.9 REMARK 620 3 HEM C 142 NB 98.2 87.6 REMARK 620 4 HEM C 142 NC 105.1 155.9 87.2 REMARK 620 5 HEM C 142 ND 108.5 87.4 153.2 86.7 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 92.5 REMARK 620 3 HEM D 147 NB 98.8 87.9 REMARK 620 4 HEM D 147 NC 106.8 160.7 88.6 REMARK 620 5 HEM D 147 ND 100.8 87.8 160.1 89.0 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 D 499 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 B 500 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HEM A 142 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HEM B 147 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HEM C 142 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC6 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HEM D 147 DBREF 1DXU A 1 141 UNP P69905 HBA_HUMAN 1 141 DBREF 1DXU B 2 146 UNP P68871 HBB_HUMAN 2 146 DBREF 1DXU C 1 141 UNP P69905 HBA_HUMAN 1 141 DBREF 1DXU D 2 146 UNP P68871 HBB_HUMAN 2 146 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 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 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 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 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 SO4 B 500 5 HET HEM B 147 43 HET HEM C 142 43 HET SO4 D 499 5 HET HEM D 147 43 HETNAM HEM PROTOPORPHYRIN IX CONTAINING FE HETNAM SO4 SULFATE ION HETSYN HEM HEME FORMUL 5 HEM 4(C34 H32 FE N4 O4) FORMUL 6 SO4 2(O4 S 2-) FORMUL 11 HOH *235(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 1 7 HELIX 4 AD HIS A 50 GLY A 51 1 2 HELIX 5 AE SER A 52 ALA A 71 1 20 HELIX 6 AF LEU A 80 ALA A 88 1 9 HELIX 7 AG ASP A 94 HIS A 112 1 19 HELIX 8 AH THR A 118 SER A 138 1 21 HELIX 9 BA THR B 4 VAL B 18 1 15 HELIX 10 BB ASN B 19 VAL B 34 1 16 HELIX 11 BC TYR B 35 PHE B 41 1 7 HELIX 12 BD THR B 50 GLY B 56 1 7 HELIX 13 BE ASN B 57 ALA B 76 1 20 HELIX 14 BF PHE B 85 CYS B 93 1 9 HELIX 15 BG ASP B 99 HIS B 117 1 19 HELIX 16 BH THR B 123 HIS B 143 1 21 HELIX 17 CA SER C 3 GLY C 18 1 16 HELIX 18 CB HIS C 20 SER C 35 1 16 HELIX 19 CC PHE C 36 TYR C 42 1 7 HELIX 20 CD HIS C 50 GLY C 51 1 2 HELIX 21 CE SER C 52 ALA C 71 1 20 HELIX 22 CF LEU C 80 ALA C 88 1 9 HELIX 23 CG ASP C 94 HIS C 112 1 19 HELIX 24 CH THR C 118 SER C 138 1 21 HELIX 25 DA THR D 4 VAL D 18 1 15 HELIX 26 DB ASN D 19 VAL D 34 1 16 HELIX 27 DC TYR D 35 PHE D 41 1 7 HELIX 28 DD THR D 50 GLY D 56 1 7 HELIX 29 DE ASN D 57 ALA D 76 1 20 HELIX 30 DF PHE D 85 CYS D 93 1 9 HELIX 31 DG ASP D 99 HIS D 117 1 19 HELIX 32 DH THR D 123 HIS D 143 1 21 LINK NE2 HIS A 87 FE HEM A 142 1555 1555 2.17 LINK NE2 HIS B 92 FE HEM B 147 1555 1555 2.22 LINK NE2 HIS C 87 FE HEM C 142 1555 1555 2.19 LINK NE2 HIS D 92 FE HEM D 147 1555 1555 2.19 SITE 1 AC1 7 MET D 1 LEU D 78 ASP D 79 ASN D 80 SITE 2 AC1 7 LEU D 81 LYS D 82 HOH D 532 SITE 1 AC2 5 MET B 1 LEU B 78 LEU B 81 LYS B 82 SITE 2 AC2 5 HOH B 507 SITE 1 AC3 16 TYR A 42 PHE A 43 HIS A 45 PHE A 46 SITE 2 AC3 16 HIS A 58 LYS A 61 LEU A 83 LEU A 86 SITE 3 AC3 16 HIS A 87 LEU A 91 VAL A 93 ASN A 97 SITE 4 AC3 16 PHE A 98 LEU A 101 LEU A 136 HOH A 149 SITE 1 AC4 12 PHE B 41 HIS B 63 LYS B 66 VAL B 67 SITE 2 AC4 12 LEU B 91 HIS B 92 LEU B 96 ASN B 102 SITE 3 AC4 12 PHE B 103 LEU B 141 HOH B 544 HOH B 552 SITE 1 AC5 15 TYR C 42 PHE C 43 HIS C 45 PHE C 46 SITE 2 AC5 15 HIS C 58 LYS C 61 LEU C 86 HIS C 87 SITE 3 AC5 15 LEU C 91 VAL C 93 ASN C 97 PHE C 98 SITE 4 AC5 15 LEU C 136 HOH C 145 HOH C 161 SITE 1 AC6 10 PHE D 41 PHE D 42 HIS D 63 VAL D 67 SITE 2 AC6 10 HIS D 92 LEU D 96 ASN D 102 PHE D 103 SITE 3 AC6 10 LEU D 106 LEU D 141 CRYST1 63.200 83.600 53.800 90.00 99.30 90.00 P 1 21 1 4 ORIGX1 0.985418 -0.152014 0.080225 -11.22384 ORIGX2 0.159293 0.981573 -0.093837 -10.50419 ORIGX3 -0.064613 0.104714 0.992437 -40.31993 SCALE1 0.015823 0.000000 0.002591 0.00000 SCALE2 0.000000 0.011962 0.000000 0.00000 SCALE3 0.000000 0.000000 0.018835 0.00000 MTRIX1 1 -0.949218 0.312922 -0.029915 16.90229 1 MTRIX2 1 0.313479 0.931681 -0.184666 5.07882 1 MTRIX3 1 -0.029770 -0.183443 -0.982463 81.81897 1