HEADER OXYGEN TRANSPORT 16-OCT-17 6BB5 TITLE HUMAN OXY-HEMOGLOBIN COMPND MOL_ID: 1; COMPND 2 MOLECULE: HEMOGLOBIN SUBUNIT ALPHA; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: ALPHA-GLOBIN, HEMOGLOBIN ALPHA CHAIN; COMPND 5 MOL_ID: 2; COMPND 6 MOLECULE: HEMOGLOBIN SUBUNIT BETA; COMPND 7 CHAIN: B; COMPND 8 SYNONYM: BETA-GLOBIN, HEMOGLOBIN BETA CHAIN SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_COMMON: HUMAN; SOURCE 4 ORGANISM_TAXID: 9606; SOURCE 5 MOL_ID: 2; SOURCE 6 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 7 ORGANISM_COMMON: HUMAN; SOURCE 8 ORGANISM_TAXID: 9606 KEYWDS HEMOGLOBIN, OXYGEN, R-STATE, OXYGEN TRANSPORT EXPDTA X-RAY DIFFRACTION AUTHOR R.H.GUMPPER,J.R.TERRELL,M.LUO REVDAT 2 04-OCT-23 6BB5 1 LINK REVDAT 1 10-JAN-18 6BB5 0 JRNL AUTH J.R.TERRELL,R.H.GUMPPER,M.LUO JRNL TITL HEMOGLOBIN CRYSTALS IMMERSED IN LIQUID OXYGEN REVEAL JRNL TITL 2 DIFFUSION CHANNELS. JRNL REF BIOCHEM. BIOPHYS. RES. V. 495 1858 2018 JRNL REF 2 COMMUN. JRNL REFN ESSN 1090-2104 JRNL PMID 29246762 JRNL DOI 10.1016/J.BBRC.2017.12.038 REMARK 2 REMARK 2 RESOLUTION. 2.28 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX 1.12_2829 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 : NULL REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.28 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 51.75 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.530 REMARK 3 COMPLETENESS FOR RANGE (%) : 95.9 REMARK 3 NUMBER OF REFLECTIONS : 13116 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.209 REMARK 3 R VALUE (WORKING SET) : 0.205 REMARK 3 FREE R VALUE : 0.242 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 10.000 REMARK 3 FREE R VALUE TEST SET COUNT : 1312 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 51.7611 - 4.7417 0.99 1498 167 0.2122 0.2303 REMARK 3 2 4.7417 - 3.7640 0.99 1388 154 0.1663 0.2165 REMARK 3 3 3.7640 - 3.2883 0.99 1355 151 0.1922 0.2170 REMARK 3 4 3.2883 - 2.9877 0.97 1304 144 0.2252 0.2728 REMARK 3 5 2.9877 - 2.7735 0.96 1315 147 0.2337 0.2770 REMARK 3 6 2.7735 - 2.6100 0.96 1268 140 0.2258 0.2599 REMARK 3 7 2.6100 - 2.4793 0.93 1252 140 0.2131 0.2620 REMARK 3 8 2.4793 - 2.3714 0.93 1234 136 0.2145 0.2593 REMARK 3 9 2.3714 - 2.2801 0.90 1190 133 0.2192 0.2715 REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : NULL REMARK 3 SOLVENT RADIUS : 1.11 REMARK 3 SHRINKAGE RADIUS : 0.90 REMARK 3 K_SOL : NULL REMARK 3 B_SOL : NULL REMARK 3 REMARK 3 ERROR ESTIMATES. REMARK 3 COORDINATE ERROR (MAXIMUM-LIKELIHOOD BASED) : 0.240 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 21.980 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 32.92 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 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 : 0.018 2325 REMARK 3 ANGLE : 0.663 3179 REMARK 3 CHIRALITY : 0.034 344 REMARK 3 PLANARITY : 0.003 397 REMARK 3 DIHEDRAL : 14.958 1313 REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : NULL 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 6BB5 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 17-OCT-17. REMARK 100 THE DEPOSITION ID IS D_1000230587. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 14-APR-16 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : NULL REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : APS REMARK 200 BEAMLINE : 22-ID REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.0 REMARK 200 MONOCHROMATOR : DOUBLE CRYSTAL SI(111) REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : MARMOSAIC 300 MM CCD REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XDS REMARK 200 DATA SCALING SOFTWARE : XSCALE REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 13363 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.280 REMARK 200 RESOLUTION RANGE LOW (A) : 51.748 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 95.9 REMARK 200 DATA REDUNDANCY : 27.40 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 38.6000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.28 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: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: PHENIX REMARK 200 STARTING MODEL: PDB ENTRY 2DN1 REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 45.61 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.26 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 1 ML 40 MG/ML HEMOGLOBIN + 2.65 M REMARK 280 (FINAL CONCENTRATION) PHOSPHATE BUFFER, TOPPED WITH 100 UL REMARK 280 TOLUENE, BATCH MODE, TEMPERATURE 277K 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 96.14500 REMARK 290 SMTRY1 3 0.000000 -1.000000 0.000000 26.86500 REMARK 290 SMTRY2 3 1.000000 0.000000 0.000000 26.86500 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 48.07250 REMARK 290 SMTRY1 4 0.000000 1.000000 0.000000 26.86500 REMARK 290 SMTRY2 4 -1.000000 0.000000 0.000000 26.86500 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 144.21750 REMARK 290 SMTRY1 5 -1.000000 0.000000 0.000000 26.86500 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 26.86500 REMARK 290 SMTRY3 5 0.000000 0.000000 -1.000000 48.07250 REMARK 290 SMTRY1 6 1.000000 0.000000 0.000000 26.86500 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 26.86500 REMARK 290 SMTRY3 6 0.000000 0.000000 -1.000000 144.21750 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 96.14500 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: 11130 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 23430 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -110.0 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 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 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 HIS B 2 CB CG ND1 CD2 CE1 NE2 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 O HOH B 336 O HOH B 357 1.94 REMARK 500 OE2 GLU A 30 O HOH A 301 1.97 REMARK 500 OE1 GLU B 7 O HOH B 301 1.98 REMARK 500 OD1 ASP A 6 O HOH A 302 2.01 REMARK 500 O2D HEM B 201 O HOH B 302 2.15 REMARK 500 OE1 GLU B 43 O HOH B 303 2.17 REMARK 500 N LEU A 2 O HOH A 303 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 TRP A 14 CB TRP A 14 CG -0.213 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 51.82 -146.98 REMARK 500 ARG A 92 75.42 21.49 REMARK 500 TYR B 35 74.04 -118.41 REMARK 500 HIS B 77 46.25 -140.94 REMARK 500 CYS B 93 -64.55 -99.06 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: NON-CIS, NON-TRANS REMARK 500 REMARK 500 THE FOLLOWING PEPTIDE BONDS DEVIATE SIGNIFICANTLY FROM BOTH REMARK 500 CIS AND TRANS CONFORMATION. CIS BONDS, IF ANY, ARE LISTED REMARK 500 ON CISPEP RECORDS. TRANS IS DEFINED AS 180 +/- 30 AND REMARK 500 CIS IS DEFINED AS 0 +/- 30 DEGREES. REMARK 500 MODEL OMEGA REMARK 500 ALA A 13 TRP A 14 -142.39 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 201 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS A 87 NE2 REMARK 620 2 HEM A 201 NA 88.9 REMARK 620 3 HEM A 201 NB 80.2 90.9 REMARK 620 4 HEM A 201 NC 89.0 177.8 89.1 REMARK 620 5 HEM A 201 ND 98.0 90.7 177.6 89.3 REMARK 620 6 OXY A 202 O1 158.3 92.7 78.1 89.4 103.7 REMARK 620 7 OXY A 202 O2 162.2 108.8 97.3 73.3 84.0 25.3 REMARK 620 N 1 2 3 4 5 6 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 HEM B 201 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS B 92 NE2 REMARK 620 2 HEM B 201 NA 91.6 REMARK 620 3 HEM B 201 NB 94.0 90.8 REMARK 620 4 HEM B 201 NC 85.4 176.9 90.1 REMARK 620 5 HEM B 201 ND 85.6 89.5 179.5 89.6 REMARK 620 6 OXY B 202 O1 173.0 81.4 86.6 101.6 93.8 REMARK 620 7 OXY B 202 O2 161.0 102.1 98.9 80.7 81.4 24.3 REMARK 620 N 1 2 3 4 5 6 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 201 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue OXY A 202 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue HEM B 201 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue OXY B 202 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 5WOG RELATED DB: PDB REMARK 900 RELATED ID: 5WOH RELATED DB: PDB REMARK 900 RELATED ID: 2DN1 RELATED DB: PDB DBREF 6BB5 A 2 140 UNP P69905 HBA_HUMAN 3 141 DBREF 6BB5 B 2 146 UNP P68871 HBB_HUMAN 3 147 SEQRES 1 A 139 LEU SER PRO ALA ASP LYS THR ASN VAL LYS ALA ALA TRP SEQRES 2 A 139 GLY LYS VAL GLY ALA HIS ALA GLY GLU TYR GLY ALA GLU SEQRES 3 A 139 ALA LEU GLU ARG MET PHE LEU SER PHE PRO THR THR LYS SEQRES 4 A 139 THR TYR PHE PRO HIS PHE ASP LEU SER HIS GLY SER ALA SEQRES 5 A 139 GLN VAL LYS GLY HIS GLY LYS LYS VAL ALA ASP ALA LEU SEQRES 6 A 139 THR ASN ALA VAL ALA HIS VAL ASP ASP MET PRO ASN ALA SEQRES 7 A 139 LEU SER ALA LEU SER ASP LEU HIS ALA HIS LYS LEU ARG SEQRES 8 A 139 VAL ASP PRO VAL ASN PHE LYS LEU LEU SER HIS CYS LEU SEQRES 9 A 139 LEU VAL THR LEU ALA ALA HIS LEU PRO ALA GLU PHE THR SEQRES 10 A 139 PRO ALA VAL HIS ALA SER LEU ASP LYS PHE LEU ALA SER SEQRES 11 A 139 VAL SER THR VAL LEU THR SER LYS TYR SEQRES 1 B 145 HIS LEU THR PRO GLU GLU LYS SER ALA VAL THR ALA LEU SEQRES 2 B 145 TRP GLY LYS VAL ASN VAL ASP GLU VAL GLY GLY GLU ALA SEQRES 3 B 145 LEU GLY ARG LEU LEU VAL VAL TYR PRO TRP THR GLN ARG SEQRES 4 B 145 PHE PHE GLU SER PHE GLY ASP LEU SER THR PRO ASP ALA SEQRES 5 B 145 VAL MET GLY ASN PRO LYS VAL LYS ALA HIS GLY LYS LYS SEQRES 6 B 145 VAL LEU GLY ALA PHE SER ASP GLY LEU ALA HIS LEU ASP SEQRES 7 B 145 ASN LEU LYS GLY THR PHE ALA THR LEU SER GLU LEU HIS SEQRES 8 B 145 CYS ASP LYS LEU HIS VAL ASP PRO GLU ASN PHE ARG LEU SEQRES 9 B 145 LEU GLY ASN VAL LEU VAL CYS VAL LEU ALA HIS HIS PHE SEQRES 10 B 145 GLY LYS GLU PHE THR PRO PRO VAL GLN ALA ALA TYR GLN SEQRES 11 B 145 LYS VAL VAL ALA GLY VAL ALA ASN ALA LEU ALA HIS LYS SEQRES 12 B 145 TYR HIS HET HEM A 201 73 HET OXY A 202 2 HET HEM B 201 73 HET OXY B 202 2 HETNAM HEM PROTOPORPHYRIN IX CONTAINING FE HETNAM OXY OXYGEN MOLECULE HETSYN HEM HEME FORMUL 3 HEM 2(C34 H32 FE N4 O4) FORMUL 4 OXY 2(O2) FORMUL 7 HOH *109(H2 O) HELIX 1 AA1 SER A 3 LYS A 16 1 14 HELIX 2 AA2 VAL A 17 ALA A 19 5 3 HELIX 3 AA3 HIS A 20 PHE A 36 1 17 HELIX 4 AA4 PRO A 37 PHE A 43 5 7 HELIX 5 AA5 SER A 52 HIS A 72 1 21 HELIX 6 AA6 ASP A 75 LEU A 80 1 6 HELIX 7 AA7 LEU A 80 HIS A 89 1 10 HELIX 8 AA8 ASP A 94 LEU A 113 1 20 HELIX 9 AA9 THR A 118 THR A 137 1 20 HELIX 10 AB1 THR B 4 GLY B 16 1 13 HELIX 11 AB2 GLU B 22 TYR B 35 1 14 HELIX 12 AB3 PRO B 36 GLY B 46 5 11 HELIX 13 AB4 THR B 50 ASN B 57 1 8 HELIX 14 AB5 ASN B 57 ALA B 76 1 20 HELIX 15 AB6 ASN B 80 PHE B 85 1 6 HELIX 16 AB7 PHE B 85 LYS B 95 1 11 HELIX 17 AB8 PRO B 100 GLY B 119 1 20 HELIX 18 AB9 LYS B 120 PHE B 122 5 3 HELIX 19 AC1 THR B 123 ALA B 142 1 20 HELIX 20 AC2 HIS B 143 HIS B 146 5 4 LINK NE2 HIS A 87 FE HEM A 201 1555 1555 2.12 LINK FE HEM A 201 O1 OXY A 202 1555 1555 1.85 LINK FE HEM A 201 O2 OXY A 202 1555 1555 2.58 LINK NE2 HIS B 92 FE HEM B 201 1555 1555 2.03 LINK FE HEM B 201 O1 OXY B 202 1555 1555 1.78 LINK FE HEM B 201 O2 OXY B 202 1555 1555 2.58 SITE 1 AC1 17 TYR A 42 PHE A 43 HIS A 45 PHE A 46 SITE 2 AC1 17 HIS A 58 LYS A 61 LEU A 83 LEU A 86 SITE 3 AC1 17 HIS A 87 LEU A 91 ASN A 97 PHE A 98 SITE 4 AC1 17 LEU A 101 LEU A 136 OXY A 202 HOH A 313 SITE 5 AC1 17 HOH A 315 SITE 1 AC2 3 HIS A 58 VAL A 62 HEM A 201 SITE 1 AC3 19 PRO A 4 THR B 38 PHE B 41 PHE B 42 SITE 2 AC3 19 HIS B 63 LYS B 66 ALA B 70 LEU B 88 SITE 3 AC3 19 HIS B 92 LEU B 96 VAL B 98 ASN B 102 SITE 4 AC3 19 PHE B 103 LEU B 106 LEU B 141 OXY B 202 SITE 5 AC3 19 HOH B 302 HOH B 309 HOH B 345 SITE 1 AC4 3 HIS B 63 VAL B 67 HEM B 201 CRYST1 53.730 53.730 192.290 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 0.018612 0.000000 0.000000 0.00000 SCALE2 0.000000 0.018612 0.000000 0.00000 SCALE3 0.000000 0.000000 0.005200 0.00000