HEADER OXYGEN TRANSPORT 21-JUN-09 3HXN TITLE THE STRUCTURE OF HUMAN CARBONMONOXYHEMOGLOBIN COMPLEX TO IHP AT 2.0 TITLE 2 ANGSTRONS RESOLUTION. COMPND MOL_ID: 1; COMPND 2 MOLECULE: HEMOGLOBIN SUBUNIT ALPHA; COMPND 3 CHAIN: A, C; COMPND 4 SYNONYM: HEMOGLOBIN ALPHA CHAIN, ALPHA-GLOBIN; COMPND 5 MOL_ID: 2; COMPND 6 MOLECULE: HEMOGLOBIN SUBUNIT BETA; COMPND 7 CHAIN: B, D; COMPND 8 SYNONYM: HEMOGLOBIN BETA CHAIN, BETA-GLOBIN, LVV-HEMORPHIN-7 SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_COMMON: HUMAN; SOURCE 4 ORGANISM_TAXID: 9606; SOURCE 5 OTHER_DETAILS: BLOOD; SOURCE 6 MOL_ID: 2; SOURCE 7 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 8 ORGANISM_COMMON: HUMAN; SOURCE 9 ORGANISM_TAXID: 9606 KEYWDS HEMOGLOBIN, INOSITOL HEXAPHOSPHATE, CARBON MONOXIDE., DISEASE KEYWDS 2 MUTATION, GLYCATION, GLYCOPROTEIN, HEME, IRON, METAL-BINDING, OXYGEN KEYWDS 3 TRANSPORT, PHOSPHOPROTEIN, TRANSPORT, HYPOTENSIVE AGENT, PYRUVATE, KEYWDS 4 S-NITROSYLATION, VASOACTIVE EXPDTA X-RAY DIFFRACTION AUTHOR M.F.COLOMBO,F.A.V.SEIXAS REVDAT 3 06-SEP-23 3HXN 1 REMARK REVDAT 2 14-OCT-20 3HXN 1 REMARK HETSYN LINK REVDAT 1 30-JUN-10 3HXN 0 JRNL AUTH F.A.V.SEIXAS,M.F.COLOMBO JRNL TITL THE STRUCTURE OF HUMAN CARBONMONOXYHEMOGLOBIN COMPLEX TO IHP JRNL TITL 2 AT 2.0 ANGSTRONS RESOLUTION JRNL REF TO BE PUBLISHED JRNL REFN REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 REF TO BE PUBLISHED REMARK 1 REFN ISSN 0961-8368 REMARK 2 REMARK 2 RESOLUTION. 2.00 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS 1.0 REMARK 3 AUTHORS : BRUNGER,ADAMS,CLORE,DELANO,GROS,GROSSE- REMARK 3 : KUNSTLEVE,JIANG,KUSZEWSKI,NILGES,PANNU, REMARK 3 : READ,RICE,SIMONSON,WARREN REMARK 3 REMARK 3 REFINEMENT TARGET : NULL REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.00 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 10.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : NULL REMARK 3 DATA CUTOFF LOW (ABS(F)) : NULL REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 93.2 REMARK 3 NUMBER OF REFLECTIONS : 24846 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 SET) : 0.225 REMARK 3 FREE R VALUE : 0.283 REMARK 3 FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 FREE R VALUE TEST SET COUNT : 2471 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : NULL REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : NULL REMARK 3 BIN RESOLUTION RANGE HIGH (A) : NULL REMARK 3 BIN RESOLUTION RANGE LOW (A) : NULL REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : NULL REMARK 3 REFLECTIONS IN BIN (WORKING SET) : NULL REMARK 3 BIN R VALUE (WORKING SET) : NULL REMARK 3 BIN FREE R VALUE : NULL REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 BIN FREE R VALUE TEST SET COUNT : NULL REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : NULL REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 4384 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 216 REMARK 3 SOLVENT ATOMS : 220 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 27.78 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) : 0.33 REMARK 3 LOW RESOLUTION CUTOFF (A) : NULL REMARK 3 REMARK 3 CROSS-VALIDATED ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM C-V LUZZATI PLOT (A) : NULL REMARK 3 ESD FROM C-V SIGMAA (A) : NULL REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.014 REMARK 3 BOND ANGLES (DEGREES) : 1.813 REMARK 3 DIHEDRAL ANGLES (DEGREES) : NULL REMARK 3 IMPROPER ANGLES (DEGREES) : NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : ISOTROPIC 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 BULK SOLVENT MODELING. REMARK 3 METHOD USED : NULL REMARK 3 KSOL : NULL REMARK 3 BSOL : NULL REMARK 3 REMARK 3 NCS MODEL : NULL REMARK 3 REMARK 3 NCS RESTRAINTS. RMS SIGMA/WEIGHT REMARK 3 GROUP 1 POSITIONAL (A) : NULL ; NULL REMARK 3 GROUP 1 B-FACTOR (A**2) : NULL ; NULL REMARK 3 REMARK 3 PARAMETER FILE 1 : NULL REMARK 3 TOPOLOGY FILE 1 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: AVERAGE ISOTROPIC B VALUE FOR MAIN REMARK 3 CHAIN ATOMS. REMARK 4 REMARK 4 3HXN COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 10-JUL-09. REMARK 100 THE DEPOSITION ID IS D_1000053708. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 24-JUL-02 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 7.0 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : LNLS REMARK 200 BEAMLINE : D03B-MX1 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.54 REMARK 200 MONOCHROMATOR : SI CRYSTAL WITH ASSIMETRIC CUT. REMARK 200 7.25 ASSIMETRIC ANGLE, CONDENSED REMARK 200 MODE. REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : MAR SCANNER 345 MM PLATE REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 26293 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.000 REMARK 200 RESOLUTION RANGE LOW (A) : 30.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 2.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 92.3 REMARK 200 DATA REDUNDANCY : NULL REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : 0.04100 REMARK 200 FOR THE DATA SET : 17.7000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.00 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.06 REMARK 200 COMPLETENESS FOR SHELL (%) : 88.6 REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : 0.16600 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: AMORE REMARK 200 STARTING MODEL: PDB ENTRY 3HHB - HEMOGLOBIN (DEOXY) REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 43.16 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.16 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: CARBONMONOXYHEMOGLOBIN:IHP 1:1, REMARK 280 CRYSTALLIZED IN 27% PEG 3350 BUBBLED IN CO- , PH 7.0, VAPOR REMARK 280 DIFFUSION, HANGING DROP, TEMPERATURE 295K 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 39.97950 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: 12490 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 23210 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -112.0 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 IN SAME ASYMMETRIC UNIT REMARK 500 REMARK 500 THE FOLLOWING ATOMS ARE IN CLOSE CONTACT. REMARK 500 REMARK 500 ATM1 RES C SSEQI ATM2 RES C SSEQI DISTANCE REMARK 500 FE HEM D 147 C CMO D 148 1.60 REMARK 500 FE HEM A 142 C CMO A 143 1.62 REMARK 500 FE HEM B 147 C CMO B 148 1.69 REMARK 500 FE HEM C 142 C CMO C 143 1.72 REMARK 500 NC HEM D 147 C CMO D 148 2.14 REMARK 500 REMARK 500 REMARK: NULL 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 HIS A 87 CE1 HIS A 87 NE2 -0.083 REMARK 500 HIS B 92 CE1 HIS B 92 NE2 -0.078 REMARK 500 HIS C 87 CG HIS C 87 CD2 0.063 REMARK 500 HIS D 92 CE1 HIS D 92 NE2 -0.119 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 HIS D 92 CA - CB - CG ANGL. DEV. = -13.4 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 ALA A 21 -75.88 -53.43 REMARK 500 LYS A 90 -67.95 -99.95 REMARK 500 LEU B 48 23.16 -145.28 REMARK 500 ASN B 57 106.30 -45.47 REMARK 500 ALA C 19 -72.47 -52.84 REMARK 500 HIS C 20 16.73 -64.82 REMARK 500 HIS C 72 42.55 -106.13 REMARK 500 LEU C 113 67.13 -118.74 REMARK 500 HIS D 2 84.02 -155.39 REMARK 500 SER D 49 1.57 -67.30 REMARK 500 ASN D 80 72.63 -157.15 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 90.6 REMARK 620 3 HEM A 142 NB 98.1 87.5 REMARK 620 4 HEM A 142 NC 98.2 171.2 90.9 REMARK 620 5 HEM A 142 ND 92.9 90.5 168.8 89.5 REMARK 620 6 CMO A 143 O 174.7 84.2 80.5 87.0 88.3 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 88.9 REMARK 620 3 HEM B 147 NB 88.5 90.4 REMARK 620 4 HEM B 147 NC 101.1 170.0 89.9 REMARK 620 5 HEM B 147 ND 98.4 89.9 173.1 88.6 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 100.6 REMARK 620 3 HEM C 142 NB 82.2 91.5 REMARK 620 4 HEM C 142 NC 86.8 172.6 89.9 REMARK 620 5 HEM C 142 ND 103.1 89.2 174.3 88.7 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 85.8 REMARK 620 3 HEM D 147 NB 95.5 90.3 REMARK 620 4 HEM D 147 NC 99.3 174.7 87.7 REMARK 620 5 HEM D 147 ND 85.6 90.5 178.7 91.5 REMARK 620 6 CMO D 148 O 167.8 106.0 81.3 68.9 97.5 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 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 CMO C 143 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC7 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HEM D 147 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC8 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CMO D 148 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC9 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE IHP D 149 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1KD2 RELATED DB: PDB REMARK 900 HEMOGLOBIN A DEOXY T STATE, NO SALT. REMARK 900 RELATED ID: 1BBB RELATED DB: PDB REMARK 900 HEMOGLOBIN A (R2 STATE, CARBONMONOXY) REMARK 900 RELATED ID: 1HBB RELATED DB: PDB REMARK 900 HEMOGLOBIN A (DEOXY, LOW SALT, 100MM CL) REMARK 900 RELATED ID: 1HHO RELATED DB: PDB REMARK 900 HEMOGLOBIN A (OXY) REMARK 900 RELATED ID: 3HHB RELATED DB: PDB REMARK 900 HEMOGLOBIN (DEOXY) DBREF 3HXN A 1 141 UNP P69905 HBA_HUMAN 2 142 DBREF 3HXN B 1 146 UNP P68871 HBB_HUMAN 2 147 DBREF 3HXN C 1 141 UNP P69905 HBA_HUMAN 2 142 DBREF 3HXN D 1 146 UNP P68871 HBB_HUMAN 2 147 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 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 VAL 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 CMO A 143 2 HET HEM B 147 43 HET CMO B 148 2 HET HEM C 142 43 HET CMO C 143 2 HET HEM D 147 43 HET CMO D 148 2 HET IHP D 149 36 HETNAM HEM PROTOPORPHYRIN IX CONTAINING FE HETNAM CMO CARBON MONOXIDE HETNAM IHP INOSITOL HEXAKISPHOSPHATE HETSYN HEM HEME HETSYN IHP MYO-INOSITOL HEXAKISPHOSPHATE; INOSITOL 1,2,3,4,5,6- HETSYN 2 IHP HEXAKISPHOSPHATE FORMUL 5 HEM 4(C34 H32 FE N4 O4) FORMUL 6 CMO 4(C O) FORMUL 13 IHP C6 H18 O24 P6 FORMUL 14 HOH *220(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 THR B 50 ASN B 57 1 8 HELIX 13 13 ASN B 57 ALA B 76 1 20 HELIX 14 14 ASN B 80 PHE B 85 1 6 HELIX 15 15 PHE B 85 LYS B 95 1 11 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 HIS B 143 1 21 HELIX 19 19 SER C 3 LYS C 16 1 14 HELIX 20 20 HIS C 20 PHE C 36 1 17 HELIX 21 21 PRO C 37 PHE C 43 5 7 HELIX 22 22 SER C 52 HIS C 72 1 21 HELIX 23 23 ASP C 75 LEU C 80 1 6 HELIX 24 24 LEU C 80 LYS C 90 1 11 HELIX 25 25 PRO C 95 LEU C 113 1 19 HELIX 26 26 THR C 118 THR C 137 1 20 HELIX 27 27 THR D 4 LYS D 17 1 14 HELIX 28 28 GLU D 22 TYR D 35 1 14 HELIX 29 29 PRO D 36 GLY D 46 5 11 HELIX 30 30 THR D 50 GLY D 56 1 7 HELIX 31 31 ASN D 57 LEU D 75 1 19 HELIX 32 32 HIS D 77 ASP D 79 5 3 HELIX 33 33 ASN D 80 LYS D 95 1 16 HELIX 34 34 PRO D 100 GLY D 119 1 20 HELIX 35 35 LYS D 120 PHE D 122 5 3 HELIX 36 36 THR D 123 HIS D 143 1 21 LINK NE2 HIS A 87 FE HEM A 142 1555 1555 2.48 LINK FE HEM A 142 O CMO A 143 1555 1555 2.70 LINK NE2 HIS B 92 FE HEM B 147 1555 1555 2.48 LINK NE2 HIS C 87 FE HEM C 142 1555 1555 2.64 LINK NE2 HIS D 92 FE HEM D 147 1555 1555 2.52 LINK FE HEM D 147 O CMO D 148 1555 1555 2.69 SITE 1 AC1 14 TYR A 42 PHE A 43 HIS A 45 HIS A 58 SITE 2 AC1 14 LYS A 61 LEU A 83 LEU A 86 HIS A 87 SITE 3 AC1 14 LEU A 91 VAL A 93 ASN A 97 LEU A 101 SITE 4 AC1 14 LEU A 136 CMO A 143 SITE 1 AC2 3 HIS A 58 VAL A 62 HEM A 142 SITE 1 AC3 16 PHE B 41 PHE B 42 HIS B 63 VAL B 67 SITE 2 AC3 16 PHE B 71 LEU B 91 HIS B 92 LEU B 96 SITE 3 AC3 16 VAL B 98 ASN B 102 LEU B 106 LEU B 141 SITE 4 AC3 16 CMO B 148 HOH B 184 HOH B 205 HOH B 216 SITE 1 AC4 3 HIS B 63 VAL B 67 HEM B 147 SITE 1 AC5 16 TYR C 42 PHE C 43 HIS C 45 PHE C 46 SITE 2 AC5 16 HIS C 58 LYS C 61 LEU C 83 LEU C 86 SITE 3 AC5 16 HIS C 87 VAL C 93 ASN C 97 PHE C 98 SITE 4 AC5 16 LEU C 101 LEU C 136 CMO C 143 HOH C 174 SITE 1 AC6 3 HIS C 58 VAL C 62 HEM C 142 SITE 1 AC7 16 PHE D 41 PHE D 42 PHE D 45 HIS D 63 SITE 2 AC7 16 ALA D 70 PHE D 71 LEU D 91 HIS D 92 SITE 3 AC7 16 LEU D 96 VAL D 98 ASN D 102 PHE D 103 SITE 4 AC7 16 LEU D 106 LEU D 141 CMO D 148 HOH D 173 SITE 1 AC8 3 HIS D 63 VAL D 67 HEM D 147 SITE 1 AC9 6 HIS B 2 LYS B 82 HIS D 2 LYS D 82 SITE 2 AC9 6 ASN D 139 HOH D 151 CRYST1 54.524 79.959 62.241 90.00 98.06 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 0.018341 0.000000 0.002597 0.00000 SCALE2 0.000000 0.012506 0.000000 0.00000 SCALE3 0.000000 0.000000 0.016227 0.00000