HEADER OXYGEN TRANSPORT 06-MAY-92 1DXT 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 6 22-MAY-24 1DXT 1 REMARK REVDAT 5 15-MAR-23 1DXT 1 REMARK REVDAT 4 08-FEB-23 1DXT 1 REMARK LINK SCALE MTRIX REVDAT 4 2 1 ATOM REVDAT 3 13-JUL-11 1DXT 1 VERSN REVDAT 2 24-FEB-09 1DXT 1 VERSN REVDAT 1 31-OCT-93 1DXT 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 : 46508 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 : 4400 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 172 REMARK 3 SOLVENT ATOMS : 227 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) : 0.013 ; 0.010 REMARK 3 ANGLE DISTANCE (A) : 0.029 ; 0.015 REMARK 3 INTRAPLANAR 1-4 DISTANCE (A) : 0.048 ; 0.030 REMARK 3 H-BOND OR METAL COORDINATION (A) : NULL ; NULL REMARK 3 REMARK 3 PLANE RESTRAINT (A) : 0.013 ; 0.010 REMARK 3 CHIRAL-CENTER RESTRAINT (A**3) : 0.164 ; 0.080 REMARK 3 REMARK 3 NON-BONDED CONTACT RESTRAINTS. REMARK 3 SINGLE TORSION (A) : 0.167 ; 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) : 0.158 ; 0.200 REMARK 3 REMARK 3 CONFORMATIONAL TORSION ANGLE RESTRAINTS. REMARK 3 SPECIFIED (DEGREES) : NULL ; NULL REMARK 3 PLANAR (DEGREES) : 3.900 ; 5.000 REMARK 3 STAGGERED (DEGREES) : 21.100; 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) : 2.700 ; 2.000 REMARK 3 MAIN-CHAIN ANGLE (A**2) : 3.700 ; 3.000 REMARK 3 SIDE-CHAIN BOND (A**2) : 7.400 ; 4.000 REMARK 3 SIDE-CHAIN ANGLE (A**2) : 10.300; 6.000 REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1DXT 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_1000172958. 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 (%): 45.30 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.25 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 300 REMARK: IN THE ORTHOGONAL COORDINATE SPACE, THE HB TETRAMER HAS REMARK 300 BEEN ORIENTED WITH ITS MOLECULAR DYAD ALONG THE Y-AXIS. REMARK 300 THE A1B1 DIMER CAN BE TRANSFORMED APPROXIMATELY ONTO TO REMARK 300 A2B2 DIMER BY THE *MTRIX* RECORDS BELOW. 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: 11340 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 23460 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -104.0 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: 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 ASP A 47 CB - CG - OD1 ANGL. DEV. = 5.5 DEGREES REMARK 500 ARG A 92 NE - CZ - NH2 ANGL. DEV. = -7.0 DEGREES REMARK 500 THR A 118 N - CA - CB ANGL. DEV. = -15.4 DEGREES REMARK 500 ASP B 74 CB - CG - OD1 ANGL. DEV. = 10.2 DEGREES REMARK 500 ARG C 92 NE - CZ - NH1 ANGL. DEV. = 3.5 DEGREES REMARK 500 ARG C 92 NE - CZ - NH2 ANGL. DEV. = -5.1 DEGREES REMARK 500 GLU C 116 CA - CB - CG ANGL. DEV. = 15.1 DEGREES REMARK 500 THR C 118 N - CA - CB ANGL. DEV. = -13.1 DEGREES REMARK 500 THR C 137 N - CA - CB ANGL. DEV. = -15.8 DEGREES REMARK 500 THR C 137 OG1 - CB - CG2 ANGL. DEV. = 14.2 DEGREES REMARK 500 ARG D 31 CD - NE - CZ ANGL. DEV. = 54.1 DEGREES REMARK 500 ARG D 31 NE - CZ - NH1 ANGL. DEV. = -10.1 DEGREES REMARK 500 ARG D 31 NE - CZ - NH2 ANGL. DEV. = 13.9 DEGREES REMARK 500 ARG D 41 NE - CZ - NH2 ANGL. DEV. = -3.0 DEGREES REMARK 500 GLU D 122 CA - CB - CG ANGL. DEV. = 14.0 DEGREES REMARK 500 VAL D 135 CG1 - CB - CG2 ANGL. DEV. = 10.2 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 LEU A 113 66.72 -119.29 REMARK 500 PRO B 6 -20.00 -48.51 REMARK 500 ASN B 81 58.39 -141.10 REMARK 500 LEU C 113 64.82 -119.01 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 0.14 SIDE CHAIN REMARK 500 ARG B 105 0.08 SIDE CHAIN REMARK 500 ARG C 92 0.17 SIDE CHAIN REMARK 500 ARG D 105 0.11 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 94.8 REMARK 620 3 HEM A 142 NB 99.0 88.0 REMARK 620 4 HEM A 142 NC 107.9 157.1 86.1 REMARK 620 5 HEM A 142 ND 107.2 87.9 153.7 87.7 REMARK 620 N 1 2 3 4 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 HEM B 148 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS B 93 NE2 REMARK 620 2 HEM B 148 NA 95.7 REMARK 620 3 HEM B 148 NB 101.6 90.5 REMARK 620 4 HEM B 148 NC 104.7 159.6 87.0 REMARK 620 5 HEM B 148 ND 98.0 88.6 160.4 87.0 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 92.7 REMARK 620 3 HEM C 142 NB 95.9 86.0 REMARK 620 4 HEM C 142 NC 109.6 157.5 88.5 REMARK 620 5 HEM C 142 ND 108.3 86.5 155.0 89.3 REMARK 620 N 1 2 3 4 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 HEM D 148 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS D 93 NE2 REMARK 620 2 HEM D 148 NA 95.9 REMARK 620 3 HEM D 148 NB 103.2 90.1 REMARK 620 4 HEM D 148 NC 108.2 155.8 86.5 REMARK 620 5 HEM D 148 ND 102.0 86.9 154.8 86.1 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 HEM A 142 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HEM B 148 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HEM C 142 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HEM D 148 DBREF 1DXT A 1 141 UNP P69905 HBA_HUMAN 1 141 DBREF 1DXT B 2 147 UNP P68871 HBB_HUMAN 1 146 DBREF 1DXT C 1 141 UNP P69905 HBA_HUMAN 1 141 DBREF 1DXT D 2 147 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 147 MET VAL HIS LEU THR PRO GLU GLU LYS SER ALA VAL THR SEQRES 2 B 147 ALA LEU TRP GLY LYS VAL ASN VAL ASP GLU VAL GLY GLY SEQRES 3 B 147 GLU ALA LEU GLY ARG LEU LEU VAL VAL TYR PRO TRP THR SEQRES 4 B 147 GLN ARG PHE PHE GLU SER PHE GLY ASP LEU SER THR PRO SEQRES 5 B 147 ASP ALA VAL MET GLY ASN PRO LYS VAL LYS ALA HIS GLY SEQRES 6 B 147 LYS LYS VAL LEU GLY ALA PHE SER ASP GLY LEU ALA HIS SEQRES 7 B 147 LEU ASP ASN LEU LYS GLY THR PHE ALA THR LEU SER GLU SEQRES 8 B 147 LEU HIS CYS ASP LYS LEU HIS VAL ASP PRO GLU ASN PHE SEQRES 9 B 147 ARG LEU LEU GLY ASN VAL LEU VAL CYS VAL LEU ALA HIS SEQRES 10 B 147 HIS PHE GLY LYS GLU PHE THR PRO PRO VAL GLN ALA ALA SEQRES 11 B 147 TYR GLN LYS VAL VAL ALA GLY VAL ALA ASN ALA LEU ALA SEQRES 12 B 147 HIS 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 147 MET VAL HIS LEU THR PRO GLU GLU LYS SER ALA VAL THR SEQRES 2 D 147 ALA LEU TRP GLY LYS VAL ASN VAL ASP GLU VAL GLY GLY SEQRES 3 D 147 GLU ALA LEU GLY ARG LEU LEU VAL VAL TYR PRO TRP THR SEQRES 4 D 147 GLN ARG PHE PHE GLU SER PHE GLY ASP LEU SER THR PRO SEQRES 5 D 147 ASP ALA VAL MET GLY ASN PRO LYS VAL LYS ALA HIS GLY SEQRES 6 D 147 LYS LYS VAL LEU GLY ALA PHE SER ASP GLY LEU ALA HIS SEQRES 7 D 147 LEU ASP ASN LEU LYS GLY THR PHE ALA THR LEU SER GLU SEQRES 8 D 147 LEU HIS CYS ASP LYS LEU HIS VAL ASP PRO GLU ASN PHE SEQRES 9 D 147 ARG LEU LEU GLY ASN VAL LEU VAL CYS VAL LEU ALA HIS SEQRES 10 D 147 HIS PHE GLY LYS GLU PHE THR PRO PRO VAL GLN ALA ALA SEQRES 11 D 147 TYR GLN LYS VAL VAL ALA GLY VAL ALA ASN ALA LEU ALA SEQRES 12 D 147 HIS LYS TYR HIS HET HEM A 142 43 HET HEM B 148 43 HET HEM C 142 43 HET HEM D 148 43 HETNAM HEM PROTOPORPHYRIN IX CONTAINING FE HETSYN HEM HEME FORMUL 5 HEM 4(C34 H32 FE N4 O4) FORMUL 9 HOH *227(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 5 VAL B 19 1 15 HELIX 10 BB ASN B 20 VAL B 35 1 16 HELIX 11 BC TYR B 36 PHE B 42 1 7 HELIX 12 BD THR B 51 GLY B 57 1 7 HELIX 13 BE ASN B 58 ALA B 77 1 20 HELIX 14 BF PHE B 86 CYS B 94 1 9 HELIX 15 BG ASP B 100 HIS B 118 1 19 HELIX 16 BH THR B 124 HIS B 144 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 5 VAL D 19 1 15 HELIX 26 DB ASN D 20 VAL D 35 1 16 HELIX 27 DC TYR D 36 PHE D 42 1 7 HELIX 28 DD THR D 51 GLY D 57 1 7 HELIX 29 DE ASN D 58 ALA D 77 1 20 HELIX 30 DF PHE D 86 CYS D 94 1 9 HELIX 31 DG ASP D 100 HIS D 118 1 19 HELIX 32 DH THR D 124 HIS D 144 1 21 LINK NE2 HIS A 87 FE HEM A 142 1555 1555 2.25 LINK NE2 HIS B 93 FE HEM B 148 1555 1555 2.20 LINK NE2 HIS C 87 FE HEM C 142 1555 1555 2.25 LINK NE2 HIS D 93 FE HEM D 148 1555 1555 2.10 SITE 1 AC1 16 TYR A 42 PHE A 43 HIS A 45 PHE A 46 SITE 2 AC1 16 HIS A 58 LYS A 61 LEU A 83 LEU A 86 SITE 3 AC1 16 HIS A 87 LEU A 91 VAL A 93 ASN A 97 SITE 4 AC1 16 PHE A 98 LEU A 101 LEU A 136 HOH A 149 SITE 1 AC2 13 PHE B 42 HIS B 64 LYS B 67 VAL B 68 SITE 2 AC2 13 LEU B 92 HIS B 93 LEU B 97 ASN B 103 SITE 3 AC2 13 PHE B 104 LEU B 107 LEU B 142 HOH B 187 SITE 4 AC2 13 HOH B 194 SITE 1 AC3 15 TYR C 42 PHE C 43 HIS C 45 PHE C 46 SITE 2 AC3 15 HIS C 58 LYS C 61 LEU C 86 HIS C 87 SITE 3 AC3 15 LEU C 91 VAL C 93 ASN C 97 PHE C 98 SITE 4 AC3 15 LEU C 136 HOH C 145 HOH C 162 SITE 1 AC4 11 PHE D 42 HIS D 64 LYS D 67 VAL D 68 SITE 2 AC4 11 LEU D 92 HIS D 93 LEU D 97 ASN D 103 SITE 3 AC4 11 PHE D 104 LEU D 107 LEU D 142 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