10 20 30 40 50 60 70 80 1RQA - Header ----|----|----|----|----|----|----|----|----|----|----|----|----|----|----|----| Asymmetric UnitHEADER OXYGEN STORAGE/TRANSPORT 04-DEC-03 1RQA
TITLE CRYSTALLOGRAPHIC ANALYSIS OF THE INTERACTION OF NITRIC TITLE 2 OXIDE WITH QUATERNARY-T HUMAN HEMOGLOBIN. BETA W73E TITLE 3 HEMOGLOBIN EXPOSED TO NO UNDER ANAEROBIC CONDITIONS
COMPND MOL_ID: 1; COMPND 2 MOLECULE: HEMOGLOBIN ALPHA CHAIN; COMPND 3 CHAIN: A, C; COMPND 4 MOL_ID: 2; COMPND 5 MOLECULE: HEMOGLOBIN BETA CHAIN; COMPND 6 CHAIN: B, D; COMPND 7 ENGINEERED: YES; COMPND 8 MUTATION: 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 OTHER_DETAILS: ALPHA GLOBIN SUBUNITS ARE PURIFIED FROM RED SOURCE 7 BLOOD CELLS; SOURCE 8 MOL_ID: 2; SOURCE 9 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 10 ORGANISM_COMMON: HUMAN; SOURCE 11 ORGANISM_TAXID: 9606; SOURCE 12 GENE: HBB; SOURCE 13 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 14 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 15 OTHER_DETAILS: TETRAMERS ARE RECONSITUTED BY COMBINING THE SOURCE 16 MUTANT BETA GLOBIN, HEME AND ALPHA SUBUNITS PURIFIED FROM SOURCE 17 RED BLOOD CELLS
KEYWDS GLOBIN, OXYGEN STORAGE/TRANSPORT COMPLEX
EXPDTA X-RAY DIFFRACTION
AUTHOR N.-L.CHAN,J.S.KAVANAUGH,P.H.ROGERS,A.ARNONE
REVDAT 2 24-FEB-09 1RQA 1 VERSN REVDAT 1 04-JAN-05 1RQA 0
JRNL AUTH N.-L.CHAN,J.S.KAVANAUGH,P.H.ROGERS,A.ARNONE JRNL TITL CRYSTALLOGRAPHIC ANALYSIS OF THE INTERACTION OF JRNL TITL 2 NITRIC OXIDE WITH QUATERNARY-T HUMAN HEMOGLOBIN. JRNL REF BIOCHEMISTRY V. 43 118 2004 JRNL REFN ISSN 0006-2960 JRNL PMID 14705937 JRNL DOI 10.1021/BI0497603
REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH J.S.KAVANAUGH,P.H.ROGERS,A.ARNONE REMARK 1 TITL X-RAY DIFFRACTION STUDIES OF FULLY LIGANDED 37BETA REMARK 1 TITL 2 MUTANT HEMOGLOBINS REVEAL A T-LIKE INTERMEDIATE REMARK 1 TITL 3 STRUCTURE WITH HIGH LIGAND AFFINITY REMARK 1 REF TO BE PUBLISHED REMARK 1 REFN
REMARK 2 REMARK 2 RESOLUTION. 2.11 ANGSTROMS.
REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5 REMARK 3 AUTHORS : MURSHUDOV,VAGIN,DODSON REMARK 3 REMARK 3 REFINEMENT TARGET : MAXIMUM LIKELIHOOD REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.11 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 10.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 84.4 REMARK 3 NUMBER OF REFLECTIONS : 32235 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : THROUGHOUT REMARK 3 FREE R VALUE TEST SET SELECTION : MATCHED TO BETAW37E REMARK 3 DEOXYHEMOGLOBIN DATA (TO BE REMARK 3 DEPOSITED) REMARK 3 R VALUE (WORKING + TEST SET) : 0.192 REMARK 3 R VALUE (WORKING SET) : 0.188 REMARK 3 FREE R VALUE : 0.231 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 10.100 REMARK 3 FREE R VALUE TEST SET COUNT : 3620 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 REFLECTION IN BIN (WORKING SET) : NULL REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : NULL REMARK 3 BIN R VALUE (WORKING SET) : NULL REMARK 3 BIN FREE R VALUE SET COUNT : NULL REMARK 3 BIN FREE R VALUE : NULL REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 4362 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 180 REMARK 3 SOLVENT ATOMS : 138 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 24.38 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -0.14000 REMARK 3 B22 (A**2) : 0.53000 REMARK 3 B33 (A**2) : -0.39000 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : 0.00000 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED OVERALL COORDINATE ERROR. REMARK 3 ESU BASED ON R VALUE (A): 0.243 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.193 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.195 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 7.417 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.949 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.927 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 4744 ; 0.023 ; 0.035 REMARK 3 BOND LENGTHS OTHERS (A): 4120 ; 0.001 ; 0.020 REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 6402 ; 2.332 ; 2.000 REMARK 3 BOND ANGLES OTHERS (DEGREES): 9608 ; 0.833 ; 3.000 REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 570 ; 3.715 ; 3.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): 753 ;18.210 ;15.000 REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): NULL ; NULL ; NULL REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 710 ; 0.166 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 5172 ; 0.007 ; 0.020 REMARK 3 GENERAL PLANES OTHERS (A): 884 ; 0.005 ; 0.020 REMARK 3 NON-BONDED CONTACTS REFINED ATOMS (A): 1159 ; 0.250 ; 0.300 REMARK 3 NON-BONDED CONTACTS OTHERS (A): 3873 ; 0.198 ; 0.300 REMARK 3 NON-BONDED TORSION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION OTHERS (A): NULL ; NULL ; NULL REMARK 3 H-BOND (X...Y) REFINED ATOMS (A): 153 ; 0.244 ; 0.500 REMARK 3 H-BOND (X...Y) OTHERS (A): 4 ; 0.561 ; 0.500 REMARK 3 POTENTIAL METAL-ION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 POTENTIAL METAL-ION OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY VDW REFINED ATOMS (A): 11 ; 0.209 ; 0.300 REMARK 3 SYMMETRY VDW OTHERS (A): 14 ; 0.182 ; 0.300 REMARK 3 SYMMETRY H-BOND REFINED ATOMS (A): 8 ; 0.202 ; 0.500 REMARK 3 SYMMETRY H-BOND OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY METAL-ION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY METAL-ION OTHERS (A): NULL ; NULL ; NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. COUNT RMS WEIGHT REMARK 3 MAIN-CHAIN BOND REFINED ATOMS (A**2): 2902 ; 0.873 ; 1.500 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 4566 ; 1.630 ; 2.000 REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): 1842 ; 2.511 ; 3.000 REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): 1836 ; 4.048 ; 4.500 REMARK 3 REMARK 3 ANISOTROPIC THERMAL FACTOR RESTRAINTS. COUNT RMS WEIGHT REMARK 3 RIGID-BOND RESTRAINTS (A**2): NULL ; NULL ; NULL REMARK 3 SPHERICITY; FREE ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SPHERICITY; BONDED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 REMARK 3 NCS RESTRAINTS STATISTICS REMARK 3 NUMBER OF DIFFERENT NCS GROUPS : NULL REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : NULL REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : BABINET MODEL WITH MASK REMARK 3 PARAMETERS FOR MASK CALCULATION REMARK 3 VDW PROBE RADIUS : 1.40 REMARK 3 ION PROBE RADIUS : 0.80 REMARK 3 SHRINKAGE RADIUS : 0.80 REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: HYDROGENS HAVE BEEN ADDED IN THE REMARK 3 RIDING POSITIONS
REMARK 4 REMARK 4 1RQA COMPLIES WITH FORMAT V. 3.15, 01-DEC-08
REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 10-DEC-03. REMARK 100 THE RCSB ID CODE IS RCSB020948.
REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 23-SEP-98 REMARK 200 TEMPERATURE (KELVIN) : 298.0 REMARK 200 PH : 7.0 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 : GRAPHITE REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : AREA DETECTOR REMARK 200 DETECTOR MANUFACTURER : SDMS REMARK 200 INTENSITY-INTEGRATION SOFTWARE : SDMS REMARK 200 DATA SCALING SOFTWARE : SDMS REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 42912 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.110 REMARK 200 RESOLUTION RANGE LOW (A) : 55.048 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 98.0 REMARK 200 DATA REDUNDANCY : 6.600 REMARK 200 R MERGE (I) : 0.08500 REMARK 200 R SYM (I) : NULL REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : 9.6000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.11 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.27 REMARK 200 COMPLETENESS FOR SHELL (%) : 90.5 REMARK 200 DATA REDUNDANCY IN SHELL : 2.60 REMARK 200 R MERGE FOR SHELL (I) : 0.23100 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 <I/SIGMA(I)> FOR SHELL : 2.000 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: BETAW37E DEOXYHEMOGLOBIN TO BE DEPOSITED IN PDB REMARK 200 REMARK 200 REMARK: NULL
REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 50.98 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.51 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 10 MG/ML HUMAN HEMOGLOBIN, 10 MM REMARK 280 POTASSIUM PHOSPHATE, 100 MM POTASSIUM CHLORIDE, 10-12% PEG REMARK 280 6000, 3MM SODIUM DITHIONITE (UNDER ANAEROBIC CONDITIONS), PH REMARK 280 7.0, BATCH METHOD, TEMPERATURE 298K
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 -X+1/2,Y+1/2,-Z REMARK 290 4555 X+1/2,-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 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 47.65000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 48.90000 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 47.65000 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 48.90000 REMARK 290 SMTRY3 4 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 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 470 REMARK 470 MISSING ATOM REMARK 470 THE FOLLOWING RESIDUES HAVE MISSING ATOMS(M=MODEL NUMBER; REMARK 470 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; REMARK 470 I=INSERTION CODE): REMARK 470 M RES CSSEQI ATOMS REMARK 470 TYR A 140 CG CD1 CD2 CE1 CE2 CZ OH REMARK 470 TYR C 140 CG CD1 CD2 CE1 CE2 CZ OH
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 N LYS C 139 O HOH C 253 1.55 REMARK 500 O ASN B 139 O HOH B 397 1.94 REMARK 500 N LYS A 139 O HOH A 222 2.07 REMARK 500 O VAL A 1 NZ LYS A 127 2.10 REMARK 500 NH1 ARG B 104 O HOH B 248 2.11 REMARK 500 NE2 HIS C 89 O LYS C 139 2.13 REMARK 500 O ASP D 73 ND1 HIS D 77 2.14 REMARK 500 NZ LYS C 7 OD1 ASP C 74 2.19 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 VAL D 134 CB VAL D 134 CG1 -0.131 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 ASP A 74 CB - CG - OD2 ANGL. DEV. = 6.4 DEGREES REMARK 500 ASP B 79 CB - CG - OD2 ANGL. DEV. = 6.5 DEGREES REMARK 500 ASP C 6 CB - CG - OD2 ANGL. DEV. = 5.9 DEGREES REMARK 500 ASP C 126 CB - CG - OD2 ANGL. DEV. = 5.5 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 ASP A 75 46.04 -144.68 REMARK 500 LEU A 113 64.42 -117.19 REMARK 500 LYS A 139 45.91 -99.67 REMARK 500 TYR B 35 74.95 -119.86 REMARK 500 ASN B 80 54.14 -152.58 REMARK 500 ASP C 75 30.61 -142.71 REMARK 500 LYS C 139 45.32 -78.04 REMARK 500 ASN D 80 56.02 -144.59 REMARK 500 REMARK 500 REMARK: NULL
REMARK 525 REMARK 525 SOLVENT REMARK 525 REMARK 525 THE SOLVENT MOLECULES HAVE CHAIN IDENTIFIERS THAT REMARK 525 INDICATE THE POLYMER CHAIN WITH WHICH THEY ARE MOST REMARK 525 CLOSELY ASSOCIATED. THE REMARK LISTS ALL THE SOLVENT REMARK 525 MOLECULES WHICH ARE MORE THAN 5A AWAY FROM THE REMARK 525 NEAREST POLYMER CHAIN (M = MODEL NUMBER; REMARK 525 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE REMARK 525 NUMBER; I=INSERTION CODE): REMARK 525 REMARK 525 M RES CSSEQI REMARK 525 HOH C 405 DISTANCE = 5.17 ANGSTROMS
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 NO A 150 N REMARK 620 2 HIS A 87 NE2 161.8 REMARK 620 N 1 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 NO B 150 N REMARK 620 2 HIS B 92 NE2 172.9 REMARK 620 3 NO B 150 O 25.6 161.5 REMARK 620 N 1 2 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 NO C 150 N REMARK 620 2 HIS C 87 NE2 174.3 REMARK 620 3 NO C 150 O 20.4 162.5 REMARK 620 N 1 2 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 NO D 150 N REMARK 620 2 HIS D 92 NE2 175.6 REMARK 620 N 1
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 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NO A 150 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HEM B 147 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NO B 150 REMARK 800 SITE_IDENTIFIER: AC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HEM C 142 REMARK 800 SITE_IDENTIFIER: AC6 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NO C 150 REMARK 800 SITE_IDENTIFIER: AC7 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HEM D 147 REMARK 800 SITE_IDENTIFIER: AC8 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NO D 150
REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1RQ3 RELATED DB: PDB REMARK 900 HUMAN DEOXYHEMOGLOBIN REMARK 900 RELATED ID: 1RPS RELATED DB: PDB REMARK 900 QUATERNARY-T HEMOGLOBIN EXPOSSED TO NO UNDER ANAEROBIC REMARK 900 CONDITIONS REMARK 900 RELATED ID: 1RQ4 RELATED DB: PDB REMARK 900 QUATERNARY-T HEMOGLOBIN EXPOSSED TO NO UNDER AEROBIC REMARK 900 CONDITIONS
DBREF 1RQA A 1 141 UNP P69905 HBA_HUMAN 1 141 DBREF 1RQA C 1 141 UNP P69905 HBA_HUMAN 1 141 DBREF 1RQA B 1 146 UNP P68871 HBB_HUMAN 1 146 DBREF 1RQA D 1 146 UNP P68871 HBB_HUMAN 1 146
SEQADV 1RQA MET B 1 UNP P68871 VAL 1 ENGINEERED SEQADV 1RQA GLU B 37 UNP P68871 TRP 37 ENGINEERED SEQADV 1RQA MET D 1 UNP P68871 VAL 1 ENGINEERED SEQADV 1RQA GLU D 37 UNP P68871 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 NO A 150 2 HET HEM B 147 43 HET NO B 150 2 HET HEM C 142 43 HET NO C 150 2 HET HEM D 147 43 HET NO D 150 2
HETNAM HEM PROTOPORPHYRIN IX CONTAINING FE HETNAM NO NITRIC OXIDE
HETSYN HEM HEME HETSYN NO NITROGEN MONOXIDE
FORMUL 5 HEM 4(C34 H32 FE N4 O4) FORMUL 6 NO 4(N O) FORMUL 13 HOH *138(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 LYS B 17 1 14 HELIX 10 10 ASN B 19 TYR B 35 1 17 HELIX 11 11 PRO B 36 GLY B 46 5 11 HELIX 12 12 THR B 50 GLY B 56 1 7 HELIX 13 13 ASN B 57 ALA B 76 1 20 HELIX 14 14 HIS B 77 ASP B 79 5 3 HELIX 15 15 ASN B 80 PHE B 85 1 6 HELIX 16 16 PHE B 85 LYS B 95 1 11 HELIX 17 17 PRO B 100 GLY B 119 1 20 HELIX 18 18 LYS B 120 PHE B 122 5 3 HELIX 19 19 THR B 123 HIS B 143 1 21 HELIX 20 20 SER C 3 GLY C 18 1 16 HELIX 21 21 HIS C 20 PHE C 36 1 17 HELIX 22 22 PRO C 37 PHE C 43 5 7 HELIX 23 23 SER C 52 HIS C 72 1 21 HELIX 24 24 ASP C 75 LEU C 80 1 6 HELIX 25 25 LEU C 80 LYS C 90 1 11 HELIX 26 26 PRO C 95 LEU C 113 1 19 HELIX 27 27 THR C 118 SER C 138 1 21 HELIX 28 28 THR D 4 GLY D 16 1 13 HELIX 29 29 ASN D 19 TYR D 35 1 17 HELIX 30 30 PRO D 36 GLY D 46 5 11 HELIX 31 31 THR D 50 GLY D 56 1 7 HELIX 32 32 ASN D 57 HIS D 77 1 21 HELIX 33 33 ASN D 80 PHE D 85 1 6 HELIX 34 34 PHE D 85 LYS D 95 1 11 HELIX 35 35 PRO D 100 GLY D 119 1 20 HELIX 36 36 LYS D 120 PHE D 122 5 3 HELIX 37 37 THR D 123 HIS D 143 1 21
LINK FE HEM A 142 N NO A 150 1555 1555 1.71 LINK FE HEM B 147 N NO B 150 1555 1555 1.76 LINK FE HEM C 142 N NO C 150 1555 1555 1.70 LINK FE HEM D 147 N NO D 150 1555 1555 1.75 LINK FE HEM A 142 NE2 HIS A 87 1555 1555 2.26 LINK FE HEM B 147 NE2 HIS B 92 1555 1555 2.21 LINK FE HEM C 142 NE2 HIS C 87 1555 1555 2.23 LINK FE HEM D 147 NE2 HIS D 92 1555 1555 2.17 LINK FE HEM B 147 O NO B 150 1555 1555 2.52 LINK FE HEM C 142 O NO C 150 1555 1555 2.58
SITE 1 AC1 15 TYR A 42 PHE A 43 HIS A 45 HIS A 58 SITE 2 AC1 15 LYS A 61 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 101 LEU A 136 NO A 150 SITE 1 AC2 3 HIS A 58 VAL A 62 HEM A 142 SITE 1 AC3 15 HIS A 72 PHE B 41 PHE B 42 HIS B 63 SITE 2 AC3 15 LEU B 91 HIS B 92 LEU B 96 ASN B 102 SITE 3 AC3 15 PHE B 103 LEU B 141 NO B 150 HOH B 244 SITE 4 AC3 15 HOH B 262 HOH B 402 HOH B 437 SITE 1 AC4 3 HIS B 63 VAL B 67 HEM B 147 SITE 1 AC5 16 LYS B 120 TYR C 42 PHE C 43 HIS C 45 SITE 2 AC5 16 HIS C 58 LYS C 61 LEU C 83 LEU C 86 SITE 3 AC5 16 HIS C 87 LEU C 91 VAL C 93 ASN C 97 SITE 4 AC5 16 PHE C 98 LEU C 101 LEU C 136 NO C 150 SITE 1 AC6 3 HIS C 58 VAL C 62 HEM C 142 SITE 1 AC7 12 LYS C 56 PHE D 41 PHE D 42 HIS D 63 SITE 2 AC7 12 LEU D 91 HIS D 92 LEU D 96 VAL D 98 SITE 3 AC7 12 PHE D 103 VAL D 137 LEU D 141 NO D 150 SITE 1 AC8 3 HIS D 63 VAL D 67 HEM D 147
CRYST1 95.300 97.800 66.800 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 0.010493 0.000000 0.000000 0.00000
SCALE2 0.000000 0.010225 0.000000 0.00000
SCALE3 0.000000 0.000000 0.014970 0.00000