HEADER OXYGEN STORAGE/TRANSPORT 25-APR-06 2DN3 TITLE 1.25A RESOLUTION CRYSTAL STRUCTURE OF HUMAN HEMOGLOBIN IN THE TITLE 2 CARBONMONOXY FORM COMPND MOL_ID: 1; COMPND 2 MOLECULE: HEMOGLOBIN ALPHA SUBUNIT; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: HEMOGLOBIN ALPHA CHAIN, ALPHA-GLOBIN; COMPND 5 MOL_ID: 2; COMPND 6 MOLECULE: HEMOGLOBIN BETA SUBUNIT; COMPND 7 CHAIN: B; COMPND 8 SYNONYM: HEMOGLOBIN BETA CHAIN, BETA-GLOBIN SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_COMMON: HUMAN; SOURCE 4 ORGANISM_TAXID: 9606; SOURCE 5 TISSUE: RED CELL; SOURCE 6 MOL_ID: 2; SOURCE 7 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 8 ORGANISM_COMMON: HUMAN; SOURCE 9 ORGANISM_TAXID: 9606; SOURCE 10 TISSUE: RED CELL KEYWDS HUMAN HEMOGLOBIN, HIGH RESOLUTION CRYSTAL STRUCTURE, OXYGEN KEYWDS 2 TRANSPORT, OXYGEN STORAGE-TRANSPORT COMPLEX EXPDTA X-RAY DIFFRACTION AUTHOR S.-Y.PARK,T.YOKOYAMA,N.SHIBAYAMA,Y.SHIRO,J.R.TAME REVDAT 5 13-MAR-24 2DN3 1 REMARK LINK REVDAT 4 11-OCT-17 2DN3 1 REMARK REVDAT 3 24-FEB-09 2DN3 1 VERSN REVDAT 2 01-AUG-06 2DN3 1 JRNL REVDAT 1 09-MAY-06 2DN3 0 JRNL AUTH S.-Y.PARK,T.YOKOYAMA,N.SHIBAYAMA,Y.SHIRO,J.R.TAME JRNL TITL 1.25 A RESOLUTION CRYSTAL STRUCTURES OF HUMAN HAEMOGLOBIN IN JRNL TITL 2 THE OXY, DEOXY AND CARBONMONOXY FORMS. JRNL REF J.MOL.BIOL. V. 360 690 2006 JRNL REFN ISSN 0022-2836 JRNL PMID 16765986 JRNL DOI 10.1016/J.JMB.2006.05.036 REMARK 2 REMARK 2 RESOLUTION. 1.25 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) : 1.25 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 20.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : NULL REMARK 3 CROSS-VALIDATION METHOD : NULL REMARK 3 FREE R VALUE TEST SET SELECTION : NULL REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT (NO CUTOFF). REMARK 3 R VALUE (WORKING + TEST SET, NO CUTOFF) : NULL REMARK 3 R VALUE (WORKING SET, NO CUTOFF) : 0.183 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) : 72937 REMARK 3 REMARK 3 FIT/AGREEMENT OF MODEL FOR DATA WITH F>4SIG(F). REMARK 3 R VALUE (WORKING + TEST SET, F>4SIG(F)) : NULL REMARK 3 R VALUE (WORKING SET, F>4SIG(F)) : NULL REMARK 3 FREE R VALUE (F>4SIG(F)) : NULL REMARK 3 FREE R VALUE TEST SET SIZE (%, F>4SIG(F)) : NULL REMARK 3 FREE R VALUE TEST SET COUNT (F>4SIG(F)) : NULL REMARK 3 TOTAL NUMBER OF REFLECTIONS (F>4SIG(F)) : NULL REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 2192 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 90 REMARK 3 SOLVENT ATOMS : 212 REMARK 3 REMARK 3 MODEL REFINEMENT. REMARK 3 OCCUPANCY SUM OF NON-HYDROGEN ATOMS : NULL REMARK 3 OCCUPANCY SUM OF HYDROGEN ATOMS : NULL REMARK 3 NUMBER OF DISCRETELY DISORDERED RESIDUES : NULL REMARK 3 NUMBER OF LEAST-SQUARES PARAMETERS : NULL REMARK 3 NUMBER OF RESTRAINTS : NULL REMARK 3 REMARK 3 RMS DEVIATIONS FROM RESTRAINT TARGET VALUES. REMARK 3 BOND LENGTHS (A) : 0.020 REMARK 3 ANGLE DISTANCES (A) : 0.028 REMARK 3 SIMILAR DISTANCES (NO TARGET VALUES) (A) : NULL REMARK 3 DISTANCES FROM RESTRAINT PLANES (A) : 0.023 REMARK 3 ZERO CHIRAL VOLUMES (A**3) : 0.054 REMARK 3 NON-ZERO CHIRAL VOLUMES (A**3) : 0.061 REMARK 3 ANTI-BUMPING DISTANCE RESTRAINTS (A) : 0.120 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: NULL REMARK 3 REMARK 3 STEREOCHEMISTRY TARGET VALUES : ENGH & HUBER REMARK 3 SPECIAL CASE: NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 2DN3 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 27-APR-06. REMARK 100 THE DEPOSITION ID IS D_1000025609. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 06-DEC-00 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 6.7 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : SPRING-8 REMARK 200 BEAMLINE : BL44B2 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.7000 REMARK 200 MONOCHROMATOR : SI(III) REMARK 200 OPTICS : SI(III) REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : MAR CCD 165 MM REMARK 200 INTENSITY-INTEGRATION SOFTWARE : MOSFLM REMARK 200 DATA SCALING SOFTWARE : MOSFLM REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 76777 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.250 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 (%) : 100.0 REMARK 200 DATA REDUNDANCY : 7.600 REMARK 200 R MERGE (I) : 0.06100 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 5.8000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.25 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.32 REMARK 200 COMPLETENESS FOR SHELL (%) : 100.0 REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : 0.53300 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : NULL REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: X-PLOR REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 43.26 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.17 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: SODIUM/POTASSIUM PHOSPHATE, GLYCEROL, REMARK 280 PH 6.7, BATCH, TEMPERATURE 293K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 41 21 2 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,-Y,Z+1/2 REMARK 290 3555 -Y+1/2,X+1/2,Z+1/4 REMARK 290 4555 Y+1/2,-X+1/2,Z+3/4 REMARK 290 5555 -X+1/2,Y+1/2,-Z+1/4 REMARK 290 6555 X+1/2,-Y+1/2,-Z+3/4 REMARK 290 7555 Y,X,-Z REMARK 290 8555 -Y,-X,-Z+1/2 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 94.89000 REMARK 290 SMTRY1 3 0.000000 -1.000000 0.000000 26.63500 REMARK 290 SMTRY2 3 1.000000 0.000000 0.000000 26.63500 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 47.44500 REMARK 290 SMTRY1 4 0.000000 1.000000 0.000000 26.63500 REMARK 290 SMTRY2 4 -1.000000 0.000000 0.000000 26.63500 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 142.33500 REMARK 290 SMTRY1 5 -1.000000 0.000000 0.000000 26.63500 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 26.63500 REMARK 290 SMTRY3 5 0.000000 0.000000 -1.000000 47.44500 REMARK 290 SMTRY1 6 1.000000 0.000000 0.000000 26.63500 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 26.63500 REMARK 290 SMTRY3 6 0.000000 0.000000 -1.000000 142.33500 REMARK 290 SMTRY1 7 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY2 7 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 8 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY2 8 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 8 0.000000 0.000000 -1.000000 94.89000 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 BILOGICAL ASSEMBLY IS A HETEROTETRAMER GENERATED FROM REMARK 300 THE HETERODIMER IN THE AYMMETRIC UNIT BY THE OPERATION; Y, X, -Z. 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 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 350 BIOMT1 2 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT2 2 1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT3 2 0.000000 0.000000 -1.000000 0.00000 REMARK 375 REMARK 375 SPECIAL POSITION REMARK 375 THE FOLLOWING ATOMS ARE FOUND TO BE WITHIN 0.15 ANGSTROMS REMARK 375 OF A SYMMETRY RELATED ATOM AND ARE ASSUMED TO BE ON SPECIAL REMARK 375 POSITIONS. REMARK 375 REMARK 375 ATOM RES CSSEQI REMARK 375 HOH A 237 LIES ON A SPECIAL POSITION. REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: COVALENT BOND LENGTHS 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,2(A3,1X,A1,I4,A1,1X,A4,3X),1X,F6.3) 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 RES CSSEQI ATM2 DEVIATION REMARK 500 ARG A 141 C ARG A 141 OXT 0.823 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 92 NE - CZ - NH2 ANGL. DEV. = -3.1 DEGREES REMARK 500 TYR A 140 CB - CG - CD1 ANGL. DEV. = -4.7 DEGREES REMARK 500 HIS B 2 C - N - CA ANGL. DEV. = 16.4 DEGREES REMARK 500 ARG B 40 CD - NE - CZ ANGL. DEV. = 12.4 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 HIS B 2 75.50 -109.69 REMARK 500 ASN B 80 60.97 -152.38 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 88.4 REMARK 620 3 HEM A 142 NB 87.1 90.3 REMARK 620 4 HEM A 142 NC 89.6 178.0 90.1 REMARK 620 5 HEM A 142 ND 90.5 88.6 177.4 90.9 REMARK 620 6 CMO A 143 C 179.3 92.3 93.1 89.7 89.4 REMARK 620 N 1 2 3 4 5 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 88.8 REMARK 620 3 HEM B 147 NB 85.9 92.6 REMARK 620 4 HEM B 147 NC 88.1 176.8 87.7 REMARK 620 5 HEM B 147 ND 90.3 88.3 176.1 91.1 REMARK 620 6 CMO B 148 C 175.0 96.1 92.7 87.1 91.0 REMARK 620 N 1 2 3 4 5 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 CMO A 143 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HEM B 147 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CMO B 148 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 2DN1 RELATED DB: PDB REMARK 900 THE SAME PROTEIN IN THE OXY FORM REMARK 900 RELATED ID: 2DN2 RELATED DB: PDB REMARK 900 THE SAME PROTEIN IN THE DEOXY FORM DBREF 2DN3 A 1 141 UNP P69905 HBA_HUMAN 1 141 DBREF 2DN3 B 1 146 UNP P68871 HBB_HUMAN 1 146 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 VAL 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 HET HEM A 142 43 HET CMO A 143 2 HET HEM B 147 43 HET CMO B 148 2 HETNAM HEM PROTOPORPHYRIN IX CONTAINING FE HETNAM CMO CARBON MONOXIDE HETSYN HEM HEME FORMUL 3 HEM 2(C34 H32 FE N4 O4) FORMUL 4 CMO 2(C O) FORMUL 7 HOH *212(H2 O) HELIX 1 1 SER A 3 LYS A 16 1 14 HELIX 2 2 VAL A 17 ALA A 19 5 3 HELIX 3 3 HIS A 20 PHE A 36 1 17 HELIX 4 4 PRO A 37 PHE A 43 5 7 HELIX 5 5 SER A 52 HIS A 72 1 21 HELIX 6 6 ASP A 75 LEU A 80 1 6 HELIX 7 7 LEU A 80 LYS A 90 1 11 HELIX 8 8 PRO A 95 LEU A 113 1 19 HELIX 9 9 THR A 118 THR A 137 1 20 HELIX 10 10 THR B 4 GLY B 16 1 13 HELIX 11 11 GLU B 22 TYR B 35 1 14 HELIX 12 12 PRO B 36 GLY B 46 5 11 HELIX 13 13 THR B 50 GLY B 56 1 7 HELIX 14 14 ASN B 57 HIS B 77 1 21 HELIX 15 15 ASN B 80 ASP B 94 1 15 HELIX 16 16 PRO B 100 GLY B 119 1 20 HELIX 17 17 LYS B 120 PHE B 122 5 3 HELIX 18 18 THR B 123 ALA B 142 1 20 HELIX 19 19 HIS B 143 HIS B 146 5 4 LINK NE2 HIS A 87 FE HEM A 142 1555 1555 2.11 LINK FE HEM A 142 C CMO A 143 1555 1555 1.74 LINK NE2 HIS B 92 FE HEM B 147 1555 1555 2.12 LINK FE HEM B 147 C CMO B 148 1555 1555 1.71 SITE 1 AC1 17 TYR A 42 PHE A 43 HIS A 45 HIS A 58 SITE 2 AC1 17 LYS A 61 LEU A 83 LEU A 86 HIS A 87 SITE 3 AC1 17 LEU A 91 VAL A 93 ASN A 97 PHE A 98 SITE 4 AC1 17 LEU A 101 LEU A 136 CMO A 143 HOH A 212 SITE 5 AC1 17 HOH A 214 SITE 1 AC2 4 LEU A 29 HIS A 58 VAL A 62 HEM A 142 SITE 1 AC3 18 PRO A 4 HOH A 227 HOH A 248 THR B 38 SITE 2 AC3 18 PHE B 41 PHE B 42 HIS B 63 LYS B 66 SITE 3 AC3 18 PHE B 71 LEU B 88 HIS B 92 LEU B 96 SITE 4 AC3 18 ASN B 102 LEU B 141 CMO B 148 HOH B 159 SITE 5 AC3 18 HOH B 160 HOH B 180 SITE 1 AC4 3 HIS B 63 VAL B 67 HEM B 147 CRYST1 53.270 53.270 189.780 90.00 90.00 90.00 P 41 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 0.018772 0.000000 0.000000 0.00000 SCALE2 0.000000 0.018772 0.000000 0.00000 SCALE3 0.000000 0.000000 0.005242 0.00000 CONECT 650 2237 CONECT 1771 2282 CONECT 2195 2199 2226 CONECT 2196 2202 2209 CONECT 2197 2212 2216 CONECT 2198 2219 2223 CONECT 2199 2195 2200 2233 CONECT 2200 2199 2201 2204 CONECT 2201 2200 2202 2203 CONECT 2202 2196 2201 2233 CONECT 2203 2201 CONECT 2204 2200 2205 CONECT 2205 2204 2206 CONECT 2206 2205 2207 2208 CONECT 2207 2206 CONECT 2208 2206 CONECT 2209 2196 2210 2234 CONECT 2210 2209 2211 2213 CONECT 2211 2210 2212 2214 CONECT 2212 2197 2211 2234 CONECT 2213 2210 CONECT 2214 2211 2215 CONECT 2215 2214 CONECT 2216 2197 2217 2235 CONECT 2217 2216 2218 2220 CONECT 2218 2217 2219 2221 CONECT 2219 2198 2218 2235 CONECT 2220 2217 CONECT 2221 2218 2222 CONECT 2222 2221 CONECT 2223 2198 2224 2236 CONECT 2224 2223 2225 2227 CONECT 2225 2224 2226 2228 CONECT 2226 2195 2225 2236 CONECT 2227 2224 CONECT 2228 2225 2229 CONECT 2229 2228 2230 CONECT 2230 2229 2231 2232 CONECT 2231 2230 CONECT 2232 2230 CONECT 2233 2199 2202 2237 CONECT 2234 2209 2212 2237 CONECT 2235 2216 2219 2237 CONECT 2236 2223 2226 2237 CONECT 2237 650 2233 2234 2235 CONECT 2237 2236 2238 CONECT 2238 2237 2239 CONECT 2239 2238 CONECT 2240 2244 2271 CONECT 2241 2247 2254 CONECT 2242 2257 2261 CONECT 2243 2264 2268 CONECT 2244 2240 2245 2278 CONECT 2245 2244 2246 2249 CONECT 2246 2245 2247 2248 CONECT 2247 2241 2246 2278 CONECT 2248 2246 CONECT 2249 2245 2250 CONECT 2250 2249 2251 CONECT 2251 2250 2252 2253 CONECT 2252 2251 CONECT 2253 2251 CONECT 2254 2241 2255 2279 CONECT 2255 2254 2256 2258 CONECT 2256 2255 2257 2259 CONECT 2257 2242 2256 2279 CONECT 2258 2255 CONECT 2259 2256 2260 CONECT 2260 2259 CONECT 2261 2242 2262 2280 CONECT 2262 2261 2263 2265 CONECT 2263 2262 2264 2266 CONECT 2264 2243 2263 2280 CONECT 2265 2262 CONECT 2266 2263 2267 CONECT 2267 2266 CONECT 2268 2243 2269 2281 CONECT 2269 2268 2270 2272 CONECT 2270 2269 2271 2273 CONECT 2271 2240 2270 2281 CONECT 2272 2269 CONECT 2273 2270 2274 CONECT 2274 2273 2275 CONECT 2275 2274 2276 2277 CONECT 2276 2275 CONECT 2277 2275 CONECT 2278 2244 2247 2282 CONECT 2279 2254 2257 2282 CONECT 2280 2261 2264 2282 CONECT 2281 2268 2271 2282 CONECT 2282 1771 2278 2279 2280 CONECT 2282 2281 2283 CONECT 2283 2282 2284 CONECT 2284 2283 MASTER 313 0 4 19 0 0 12 6 2494 2 94 23 END