HEADER OXYGEN TRANSPORT 25-MAY-11 3S66 TITLE STRUCTURES AND OXYGEN AFFINITIES OF CRYSTALLINE HUMAN HEMOGLOBIN C TITLE 2 (BETA6 LYS) IN THE R QUATERNARY STRUCTURES COMPND MOL_ID: 1; COMPND 2 MOLECULE: HEMOGLOBIN SUBUNIT ALPHA; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: HEMOGLOBIN C ALPHA SUBUNIT, ALPHA-GLOBIN, HEMOGLOBIN ALPHA COMPND 5 CHAIN; COMPND 6 ENGINEERED: YES; COMPND 7 MOL_ID: 2; COMPND 8 MOLECULE: HEMOGLOBIN SUBUNIT BETA; COMPND 9 CHAIN: B; COMPND 10 SYNONYM: HEMOGLOBIN C BETA SUBUNIT, BETA-GLOBIN, HEMOGLOBIN BETA COMPND 11 CHAIN, LVV-HEMORPHIN-7; COMPND 12 ENGINEERED: YES; COMPND 13 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_COMMON: HUMAN; SOURCE 4 ORGANISM_TAXID: 9606; SOURCE 5 GENE: HBA1, HBA2; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 8 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 9 MOL_ID: 2; SOURCE 10 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 11 ORGANISM_COMMON: HUMAN; SOURCE 12 ORGANISM_TAXID: 9606; SOURCE 13 GENE: HBB; SOURCE 14 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 15 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 16 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID KEYWDS HEMOGLOBIN, ALLOSTERY, OXYGEN TRANSPORT EXPDTA X-RAY DIFFRACTION AUTHOR N.SHIBAYAMA,K.SUGIYAMA,S.Y.PARK REVDAT 2 01-NOV-23 3S66 1 REMARK SEQADV LINK REVDAT 1 03-AUG-11 3S66 0 JRNL AUTH N.SHIBAYAMA,S.Y.PARK,K.SUGIYAMA JRNL TITL STRUCTURES AND OXYGEN AFFINITIES OF CRYSTALLINE HUMAN JRNL TITL 2 HEMOGLOBIN C (BETA6 GLU->LYS) IN THE R AND R2 QUATERNARY JRNL TITL 3 STRUCTURE JRNL REF TO BE PUBLISHED JRNL REFN REMARK 2 REMARK 2 RESOLUTION. 1.40 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX (PHENIX.REFINE: 1.6.4_486) REMARK 3 AUTHORS : PAUL ADAMS,PAVEL AFONINE,VINCENT CHEN,IAN REMARK 3 : DAVIS,KRESHNA GOPAL,RALF GROSSE-KUNSTLEVE, REMARK 3 : LI-WEI HUNG,ROBERT IMMORMINO,TOM IOERGER, REMARK 3 : AIRLIE MCCOY,ERIK MCKEE,NIGEL MORIARTY, REMARK 3 : REETAL PAI,RANDY READ,JANE RICHARDSON, REMARK 3 : DAVID RICHARDSON,TOD ROMO,JIM SACCHETTINI, REMARK 3 : NICHOLAS SAUTER,JACOB SMITH,LAURENT REMARK 3 : STORONI,TOM TERWILLIGER,PETER ZWART REMARK 3 REMARK 3 REFINEMENT TARGET : ML REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.40 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 18.77 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 0.350 REMARK 3 COMPLETENESS FOR RANGE (%) : 98.0 REMARK 3 NUMBER OF REFLECTIONS : 53986 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.210 REMARK 3 R VALUE (WORKING SET) : 0.208 REMARK 3 FREE R VALUE : 0.233 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.080 REMARK 3 FREE R VALUE TEST SET COUNT : 2743 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT (IN BINS). REMARK 3 BIN RESOLUTION RANGE COMPL. NWORK NFREE RWORK RFREE REMARK 3 1 18.7743 - 3.0140 0.95 5320 284 0.2086 0.2164 REMARK 3 2 3.0140 - 2.3939 0.99 5270 293 0.2146 0.2408 REMARK 3 3 2.3939 - 2.0917 1.00 5229 292 0.2021 0.2395 REMARK 3 4 2.0917 - 1.9007 1.00 5209 254 0.2052 0.2472 REMARK 3 5 1.9007 - 1.7645 1.00 5168 282 0.2009 0.2409 REMARK 3 6 1.7645 - 1.6606 0.99 5116 280 0.1931 0.2139 REMARK 3 7 1.6606 - 1.5775 0.99 5122 278 0.1991 0.2314 REMARK 3 8 1.5775 - 1.5088 0.99 5088 254 0.2031 0.2329 REMARK 3 9 1.5088 - 1.4508 0.98 5027 278 0.2249 0.2620 REMARK 3 10 1.4508 - 1.4007 0.92 4694 248 0.2564 0.2897 REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : FLAT BULK SOLVENT MODEL REMARK 3 SOLVENT RADIUS : 1.40 REMARK 3 SHRINKAGE RADIUS : 1.17 REMARK 3 K_SOL : 0.38 REMARK 3 B_SOL : 38.59 REMARK 3 REMARK 3 ERROR ESTIMATES. REMARK 3 COORDINATE ERROR (MAXIMUM-LIKELIHOOD BASED) : 0.180 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 20.240 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 17.00 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 23.33 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 0.04310 REMARK 3 B22 (A**2) : 0.04310 REMARK 3 B33 (A**2) : -0.08630 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 TWINNING INFORMATION. REMARK 3 FRACTION: NULL REMARK 3 OPERATOR: NULL REMARK 3 REMARK 3 DEVIATIONS FROM IDEAL VALUES. REMARK 3 RMSD COUNT REMARK 3 BOND : 0.007 2329 REMARK 3 ANGLE : 1.079 3190 REMARK 3 CHIRALITY : 0.069 348 REMARK 3 PLANARITY : 0.006 397 REMARK 3 DIHEDRAL : 14.920 790 REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : 2 REMARK 3 TLS GROUP : 1 REMARK 3 SELECTION: CHAIN 'A' AND ((RESSEQ 1:139)) REMARK 3 ORIGIN FOR THE GROUP (A): -17.9853 34.6633 -15.6990 REMARK 3 T TENSOR REMARK 3 T11: 0.0597 T22: 0.1444 REMARK 3 T33: 0.0723 T12: 0.0103 REMARK 3 T13: 0.0063 T23: -0.0331 REMARK 3 L TENSOR REMARK 3 L11: 1.0465 L22: 1.8000 REMARK 3 L33: 0.9972 L12: 0.0398 REMARK 3 L13: 0.1099 L23: 0.1463 REMARK 3 S TENSOR REMARK 3 S11: 0.1296 S12: 0.1423 S13: 0.0844 REMARK 3 S21: -0.0416 S22: -0.1503 S23: 0.0363 REMARK 3 S31: -0.0432 S32: 0.0399 S33: 0.0000 REMARK 3 TLS GROUP : 2 REMARK 3 SELECTION: CHAIN 'B' AND ((RESSEQ 1:146)) REMARK 3 ORIGIN FOR THE GROUP (A): -20.3204 12.6595 -7.4290 REMARK 3 T TENSOR REMARK 3 T11: 0.1909 T22: 0.0335 REMARK 3 T33: 0.1193 T12: -0.0069 REMARK 3 T13: 0.0006 T23: -0.0655 REMARK 3 L TENSOR REMARK 3 L11: 1.2202 L22: 2.0497 REMARK 3 L33: 1.7066 L12: -0.5924 REMARK 3 L13: -0.2230 L23: 0.0908 REMARK 3 S TENSOR REMARK 3 S11: -0.0280 S12: 0.0673 S13: -0.3286 REMARK 3 S21: 0.1981 S22: -0.0494 S23: 0.1937 REMARK 3 S31: 0.5265 S32: -0.0190 S33: -0.0081 REMARK 3 REMARK 3 NCS DETAILS REMARK 3 NUMBER OF NCS GROUPS : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 3S66 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 14-JUN-11. REMARK 100 THE DEPOSITION ID IS D_1000065810. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 08-NOV-10 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 7.2 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : PHOTON FACTORY REMARK 200 BEAMLINE : BL-17A REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1 REMARK 200 MONOCHROMATOR : SI 111 CHANNEL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 210 REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-2000 REMARK 200 DATA SCALING SOFTWARE : HKL-2000 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 54017 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.400 REMARK 200 RESOLUTION RANGE LOW (A) : 50.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 97.9 REMARK 200 DATA REDUNDANCY : 8.700 REMARK 200 R MERGE (I) : 0.03400 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 18.0000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.40 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.45 REMARK 200 COMPLETENESS FOR SHELL (%) : 91.8 REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : 0.21300 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: MOLREP REMARK 200 STARTING MODEL: PDB ENTRY 1M9P REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 43.43 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.17 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 1.65M PHOSPHATE BUFFER (0.528M REMARK 280 NAH2PO4, 1.122M K2HPO4, PH 7.2), 10% (V/V) GLYCEROL, 0.1% (W/V) REMARK 280 D,L-HOMOCYSTEINE, 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 95.76300 REMARK 290 SMTRY1 3 0.000000 -1.000000 0.000000 26.54850 REMARK 290 SMTRY2 3 1.000000 0.000000 0.000000 26.54850 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 47.88150 REMARK 290 SMTRY1 4 0.000000 1.000000 0.000000 26.54850 REMARK 290 SMTRY2 4 -1.000000 0.000000 0.000000 26.54850 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 143.64450 REMARK 290 SMTRY1 5 -1.000000 0.000000 0.000000 26.54850 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 26.54850 REMARK 290 SMTRY3 5 0.000000 0.000000 -1.000000 47.88150 REMARK 290 SMTRY1 6 1.000000 0.000000 0.000000 26.54850 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 26.54850 REMARK 290 SMTRY3 6 0.000000 0.000000 -1.000000 143.64450 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 95.76300 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: 6300 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 24920 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -29.0 KCAL/MOL 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 -53.09700 REMARK 350 BIOMT2 2 1.000000 0.000000 0.000000 53.09700 REMARK 350 BIOMT3 2 0.000000 0.000000 -1.000000 0.00000 REMARK 465 REMARK 465 MISSING RESIDUES REMARK 465 THE FOLLOWING RESIDUES WERE NOT LOCATED IN THE REMARK 465 EXPERIMENT. (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 465 IDENTIFIER; SSSEQ=SEQUENCE NUMBER; I=INSERTION CODE.) REMARK 465 REMARK 465 M RES C SSSEQI REMARK 465 TYR A 140 REMARK 465 ARG A 141 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 37.67 -140.36 REMARK 500 ASN B 80 55.70 -150.38 REMARK 500 CYS B 93 -60.30 -91.98 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 88.2 REMARK 620 3 HEM A 142 NB 87.1 89.2 REMARK 620 4 HEM A 142 NC 89.6 177.7 91.0 REMARK 620 5 HEM A 142 ND 91.5 91.3 178.5 88.4 REMARK 620 6 CMO A 143 C 176.3 95.4 92.0 86.8 89.3 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 88.3 REMARK 620 3 HEM B 147 NB 86.7 90.4 REMARK 620 4 HEM B 147 NC 87.3 175.6 88.8 REMARK 620 5 HEM B 147 ND 91.2 90.4 177.7 90.3 REMARK 620 6 CMO B 148 C 173.8 96.8 89.8 87.6 92.2 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: 3S65 RELATED DB: PDB DBREF 3S66 A 1 141 UNP P69905 HBA_HUMAN 2 142 DBREF 3S66 B 1 146 UNP P68871 HBB_HUMAN 2 147 SEQADV 3S66 LYS B 6 UNP P68871 GLU 7 ENGINEERED MUTATION 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 LYS 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 *208(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 ASN B 57 1 8 HELIX 14 14 ASN B 57 HIS B 77 1 21 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 ALA B 142 1 20 HELIX 20 20 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 1.73 LINK NE2 HIS B 92 FE HEM B 147 1555 1555 2.18 LINK FE HEM B 147 C CMO B 148 1555 1555 1.74 SITE 1 AC1 16 TYR A 42 PHE A 43 HIS A 45 HIS A 58 SITE 2 AC1 16 LYS A 61 LEU A 83 LEU A 86 HIS A 87 SITE 3 AC1 16 LEU A 91 VAL A 93 ASN A 97 PHE A 98 SITE 4 AC1 16 LEU A 101 LEU A 136 CMO A 143 HOH A 252 SITE 1 AC2 4 LEU A 29 HIS A 58 VAL A 62 HEM A 142 SITE 1 AC3 16 PRO A 4 HOH A 245 THR B 38 PHE B 41 SITE 2 AC3 16 PHE B 42 HIS B 63 LYS B 66 PHE B 71 SITE 3 AC3 16 HIS B 92 LEU B 96 ASN B 102 LEU B 106 SITE 4 AC3 16 LEU B 141 CMO B 148 HOH B 164 HOH B 223 SITE 1 AC4 3 HIS B 63 VAL B 67 HEM B 147 CRYST1 53.097 53.097 191.526 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 0.018833 0.000000 0.000000 0.00000 SCALE2 0.000000 0.018833 0.000000 0.00000 SCALE3 0.000000 0.000000 0.005221 0.00000