PDB Short entry for 5JOM HEADER OXYGEN STORAGE 02-MAY-16 5JOM TITLE X-RAY STRUCTURE OF CO-BOUND SPERM WHALE MYOGLOBIN USING A FIXED TARGET TITLE 2 CRYSTALLOGRAPHY CHIP COMPND MOL_ID: 1; COMPND 2 MOLECULE: MYOGLOBIN; COMPND 3 CHAIN: A; COMPND 4 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: PHYSETER CATODON; SOURCE 3 ORGANISM_COMMON: SPERM WHALE; SOURCE 4 ORGANISM_TAXID: 9755; SOURCE 5 GENE: MB; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562 KEYWDS FIXED TARGET CRYSTALLOGRAPHY CHIP, CO-BOUND SPERM WHALE MYOGLOBIN, KEYWDS 2 XFEL, OXYGEN STORAGE EXPDTA X-RAY DIFFRACTION AUTHOR S.OGHBAEY,A.SARRACINI,H.M.GINN,O.PARE-LABROSSE,A.KUO,A.MARX,S.W.EPP, AUTHOR 2 D.A.SHERRELL,B.T.EGER,Y.ZHONG,R.LOCH,V.MARIANI,R.ALONSO-MORI, AUTHOR 3 S.NELSON,H.T.LEMKE,R.L.OWEN,A.R.PEARSON,D.I.STUART,O.P.ERNST, AUTHOR 4 H.M.MUELLER-WERKMEISTER,R.J.D.MILLER REVDAT 7 27-SEP-23 5JOM 1 REMARK REVDAT 6 04-DEC-19 5JOM 1 REMARK REVDAT 5 18-APR-18 5JOM 1 REMARK REVDAT 4 14-FEB-18 5JOM 1 REMARK REVDAT 3 22-NOV-17 5JOM 1 REMARK REVDAT 2 13-SEP-17 5JOM 1 REMARK REVDAT 1 17-AUG-16 5JOM 0 JRNL AUTH S.OGHBAEY,A.SARRACINI,H.M.GINN,O.PARE-LABROSSE,A.KUO,A.MARX, JRNL AUTH 2 S.W.EPP,D.A.SHERRELL,B.T.EGER,Y.ZHONG,R.LOCH,V.MARIANI, JRNL AUTH 3 R.ALONSO-MORI,S.NELSON,H.T.LEMKE,R.L.OWEN,A.R.PEARSON, JRNL AUTH 4 D.I.STUART,O.P.ERNST,H.M.MUELLER-WERKMEISTER,R.J.MILLER JRNL TITL FIXED TARGET COMBINED WITH SPECTRAL MAPPING: APPROACHING JRNL TITL 2 100% HIT RATES FOR SERIAL CRYSTALLOGRAPHY. JRNL REF ACTA CRYSTALLOGR D STRUCT V. 72 944 2016 JRNL REF 2 BIOL JRNL REFN ISSN 2059-7983 JRNL PMID 27487825 JRNL DOI 10.1107/S2059798316010834 REMARK 2 REMARK 2 RESOLUTION. 1.90 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.8.0123 REMARK 3 AUTHORS : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER, REMARK 3 : NICHOLLS,WINN,LONG,VAGIN REMARK 3 REMARK 3 REFINEMENT TARGET : NULL REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.90 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 33.43 REMARK 3 DATA CUTOFF (SIGMA(F)) : NULL REMARK 3 COMPLETENESS FOR RANGE (%) : 100.0 REMARK 3 NUMBER OF REFLECTIONS : 11780 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 + TEST SET) : 0.214 REMARK 3 R VALUE (WORKING SET) : 0.212 REMARK 3 FREE R VALUE : 0.259 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.900 REMARK 3 FREE R VALUE TEST SET COUNT : 602 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 20 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 1.90 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 1.95 REMARK 3 REFLECTION IN BIN (WORKING SET) : 844 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 100.0 REMARK 3 BIN R VALUE (WORKING SET) : 0.3440 REMARK 3 BIN FREE R VALUE SET COUNT : 43 REMARK 3 BIN FREE R VALUE : 0.3700 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1225 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 50 REMARK 3 SOLVENT ATOMS : 20 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 39.73 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 0.66000 REMARK 3 B22 (A**2) : -0.34000 REMARK 3 B33 (A**2) : -0.32000 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): 0.181 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.166 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.144 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 5.057 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.954 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.940 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 1308 ; 0.015 ; 0.019 REMARK 3 BOND LENGTHS OTHERS (A): 1281 ; 0.002 ; 0.020 REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 1771 ; 1.704 ; 2.004 REMARK 3 BOND ANGLES OTHERS (DEGREES): 2951 ; 0.987 ; 3.000 REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 153 ; 5.684 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): 54 ;38.573 ;24.259 REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): 239 ;16.599 ;15.000 REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): 4 ;24.083 ;15.000 REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 186 ; 0.131 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 1443 ; 0.009 ; 0.020 REMARK 3 GENERAL PLANES OTHERS (A): 301 ; 0.004 ; 0.020 REMARK 3 NON-BONDED CONTACTS REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS OTHERS (A): NULL ; NULL ; NULL 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): NULL ; NULL ; NULL REMARK 3 H-BOND (X...Y) OTHERS (A): NULL ; NULL ; NULL 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): NULL ; NULL ; NULL REMARK 3 SYMMETRY VDW OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY H-BOND REFINED ATOMS (A): NULL ; NULL ; NULL 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): 616 ; 2.931 ; 3.531 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): 614 ; 2.877 ; 3.532 REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 767 ; 3.753 ; 5.296 REMARK 3 MAIN-CHAIN ANGLE OTHER ATOMS (A**2): 768 ; 3.751 ; 5.296 REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): 692 ; 4.299 ; 4.132 REMARK 3 SIDE-CHAIN BOND OTHER ATOMS (A**2): 686 ; 4.284 ; 4.119 REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE OTHER ATOMS (A**2): 998 ; 6.597 ; 5.910 REMARK 3 LONG RANGE B REFINED ATOMS (A**2): 1516 ; 7.436 ;28.633 REMARK 3 LONG RANGE B OTHER ATOMS (A**2): 1516 ; 7.434 ;28.632 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 : NULL REMARK 3 PARAMETERS FOR MASK CALCULATION REMARK 3 VDW PROBE RADIUS : 1.20 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 RIDING REMARK 3 POSITIONS REMARK 4 REMARK 4 5JOM COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 03-MAY-16. REMARK 100 THE DEPOSITION ID IS D_1000220872. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 20-MAR-15 REMARK 200 TEMPERATURE (KELVIN) : 293 REMARK 200 PH : 9.0 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : N REMARK 200 RADIATION SOURCE : FREE ELECTRON LASER REMARK 200 BEAMLINE : XPP REMARK 200 X-RAY GENERATOR MODEL : SLAC LCLS BEAMLINE XPP REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.293 REMARK 200 MONOCHROMATOR : DIAMOND (111) REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : RAYONIX MX170-HS REMARK 200 INTENSITY-INTEGRATION SOFTWARE : CPPXFEL REMARK 200 DATA SCALING SOFTWARE : DIALS, CPPXFEL REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 12354 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.900 REMARK 200 RESOLUTION RANGE LOW (A) : 33.430 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 100.0 REMARK 200 DATA REDUNDANCY : 51.60 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : NULL REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : 6.0000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.90 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 <I/SIGMA(I)> 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: PHASER REMARK 200 STARTING MODEL: 1VXA REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 43.50 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.18 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 10 MM TRIS-HCL, PH 9.0, 2.2-2.5 M REMARK 280 AMMONIUM SULFATE, BATCH MODE, TEMPERATURE 293K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 21 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X+1/2,-Y,Z+1/2 REMARK 290 3555 -X,Y+1/2,-Z+1/2 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 19.06500 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 42.26050 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 23.24150 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 42.26050 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 19.06500 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 23.24150 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: MONOMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 1480 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 8020 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -34.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: A 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 A 201 C CMO A 203 1.97 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 20 83.21 -151.21 REMARK 500 LYS A 96 -60.08 -99.20 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 93 NE2 REMARK 620 2 HEM A 201 NA 90.4 REMARK 620 3 HEM A 201 NB 90.1 89.8 REMARK 620 4 HEM A 201 NC 91.2 178.1 89.1 REMARK 620 5 HEM A 201 ND 91.1 90.8 178.7 90.3 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 201 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue SO4 A 202 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue CMO A 203 DBREF 5JOM A 0 153 UNP P02185 MYG_PHYCD 1 154 SEQADV 5JOM ASN A 122 UNP P02185 ASP 123 CONFLICT SEQRES 1 A 154 MET VAL LEU SER GLU GLY GLU TRP GLN LEU VAL LEU HIS SEQRES 2 A 154 VAL TRP ALA LYS VAL GLU ALA ASP VAL ALA GLY HIS GLY SEQRES 3 A 154 GLN ASP ILE LEU ILE ARG LEU PHE LYS SER HIS PRO GLU SEQRES 4 A 154 THR LEU GLU LYS PHE ASP ARG PHE LYS HIS LEU LYS THR SEQRES 5 A 154 GLU ALA GLU MET LYS ALA SER GLU ASP LEU LYS LYS HIS SEQRES 6 A 154 GLY VAL THR VAL LEU THR ALA LEU GLY ALA ILE LEU LYS SEQRES 7 A 154 LYS LYS GLY HIS HIS GLU ALA GLU LEU LYS PRO LEU ALA SEQRES 8 A 154 GLN SER HIS ALA THR LYS HIS LYS ILE PRO ILE LYS TYR SEQRES 9 A 154 LEU GLU PHE ILE SER GLU ALA ILE ILE HIS VAL LEU HIS SEQRES 10 A 154 SER ARG HIS PRO GLY ASN PHE GLY ALA ASP ALA GLN GLY SEQRES 11 A 154 ALA MET ASN LYS ALA LEU GLU LEU PHE ARG LYS ASP ILE SEQRES 12 A 154 ALA ALA LYS TYR LYS GLU LEU GLY TYR GLN GLY HET HEM A 201 43 HET SO4 A 202 5 HET CMO A 203 2 HETNAM HEM PROTOPORPHYRIN IX CONTAINING FE HETNAM SO4 SULFATE ION HETNAM CMO CARBON MONOXIDE HETSYN HEM HEME FORMUL 2 HEM C34 H32 FE N4 O4 FORMUL 3 SO4 O4 S 2- FORMUL 4 CMO C O FORMUL 5 HOH *20(H2 O) HELIX 1 AA1 SER A 3 ALA A 19 1 17 HELIX 2 AA2 ASP A 20 HIS A 36 1 17 HELIX 3 AA3 PRO A 37 PHE A 43 5 7 HELIX 4 AA4 THR A 51 SER A 58 1 8 HELIX 5 AA5 SER A 58 LYS A 77 1 20 HELIX 6 AA6 HIS A 82 LYS A 96 1 15 HELIX 7 AA7 PRO A 100 HIS A 119 1 20 HELIX 8 AA8 GLY A 124 LEU A 149 1 26 LINK NE2 HIS A 93 FE HEM A 201 1555 1555 2.10 SITE 1 AC1 15 THR A 39 LYS A 42 PHE A 43 ARG A 45 SITE 2 AC1 15 HIS A 64 VAL A 68 LEU A 89 SER A 92 SITE 3 AC1 15 HIS A 93 HIS A 97 ILE A 99 TYR A 103 SITE 4 AC1 15 LEU A 104 CMO A 203 HOH A 312 SITE 1 AC2 5 ALA A 57 SER A 58 GLU A 59 ASP A 60 SITE 2 AC2 5 LYS A 87 SITE 1 AC3 4 PHE A 43 HIS A 64 VAL A 68 HEM A 201 CRYST1 38.130 46.483 84.521 90.00 90.00 90.00 P 21 21 21 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 0.026226 0.000000 0.000000 0.00000 SCALE2 0.000000 0.021513 0.000000 0.00000 SCALE3 0.000000 0.000000 0.011831 0.00000