HEADER OXYGEN STORAGE 24-OCT-21 7SLH TITLE ENGINEERED SPERM WHALE MYOGLOBIN-BASED CARBENE TRANSFERASE MBBTIC-C3 COMPND MOL_ID: 1; COMPND 2 MOLECULE: MYOGLOBIN; COMPND 3 CHAIN: A; COMPND 4 ENGINEERED: YES; COMPND 5 MUTATION: 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 METALLOPROTEIN, MYOGLOBIN, HEME, TRANSFERASE, OXYGEN TRANSPORT, KEYWDS 2 OXYGEN STORAGE EXPDTA X-RAY DIFFRACTION AUTHOR J.L.JENKINS,D.VARGAS,X.REN,R.FASAN REVDAT 3 29-MAY-24 7SLH 1 JRNL REVDAT 2 22-MAY-24 7SLH 1 REMARK REVDAT 1 03-MAY-23 7SLH 0 JRNL AUTH D.A.VARGAS,X.REN,A.SENGUPTA,L.ZHU,S.ROY,M.GARCIA-BORRAS, JRNL AUTH 2 K.N.HOUK,R.FASAN JRNL TITL BIOCATALYTIC STRATEGY FOR THE CONSTRUCTION OF SP 3 -RICH JRNL TITL 2 POLYCYCLIC COMPOUNDS FROM DIRECTED EVOLUTION AND JRNL TITL 3 COMPUTATIONAL MODELLING. JRNL REF NAT.CHEM. V. 16 817 2024 JRNL REFN ESSN 1755-4349 JRNL PMID 38351380 JRNL DOI 10.1038/S41557-023-01435-3 REMARK 2 REMARK 2 RESOLUTION. 1.15 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX 1.19.2_4158 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) : 1.15 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 39.27 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 2.010 REMARK 3 COMPLETENESS FOR RANGE (%) : 91.8 REMARK 3 NUMBER OF REFLECTIONS : 135716 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.108 REMARK 3 R VALUE (WORKING SET) : 0.107 REMARK 3 FREE R VALUE : 0.126 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.030 REMARK 3 FREE R VALUE TEST SET COUNT : 6830 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 39.2700 - 3.5700 0.99 4672 255 0.1329 0.1513 REMARK 3 2 3.5700 - 2.8400 0.99 4628 250 0.1139 0.1352 REMARK 3 3 2.8400 - 2.4800 0.99 4626 271 0.1130 0.1316 REMARK 3 4 2.4800 - 2.2500 0.99 4643 229 0.0977 0.1297 REMARK 3 5 2.2500 - 2.0900 0.99 4659 233 0.0998 0.1093 REMARK 3 6 2.0900 - 1.9700 0.99 4555 247 0.0961 0.1083 REMARK 3 7 1.9700 - 1.8700 0.98 4678 233 0.1013 0.1130 REMARK 3 8 1.8700 - 1.7900 0.98 4577 270 0.0991 0.1235 REMARK 3 9 1.7900 - 1.7200 0.98 4510 248 0.0992 0.1184 REMARK 3 10 1.7200 - 1.6600 0.98 4588 242 0.0945 0.1082 REMARK 3 11 1.6600 - 1.6100 0.97 4512 271 0.0928 0.1157 REMARK 3 12 1.6100 - 1.5600 0.98 4569 207 0.0892 0.1176 REMARK 3 13 1.5600 - 1.5200 0.97 4571 283 0.0893 0.1122 REMARK 3 14 1.5200 - 1.4800 0.97 4530 221 0.0903 0.1181 REMARK 3 15 1.4800 - 1.4500 0.97 4542 229 0.0904 0.0990 REMARK 3 16 1.4500 - 1.4200 0.97 4540 243 0.0915 0.0971 REMARK 3 17 1.4200 - 1.3900 0.96 4471 224 0.0978 0.1102 REMARK 3 18 1.3900 - 1.3600 0.96 4517 199 0.0997 0.1163 REMARK 3 19 1.3600 - 1.3400 0.96 4548 223 0.1073 0.1116 REMARK 3 20 1.3400 - 1.3200 0.96 4459 256 0.1025 0.1234 REMARK 3 21 1.3200 - 1.3000 0.96 4401 279 0.1048 0.1341 REMARK 3 22 1.3000 - 1.2800 0.96 4547 225 0.1025 0.1215 REMARK 3 23 1.2800 - 1.2600 0.94 4375 260 0.1101 0.1237 REMARK 3 24 1.2600 - 1.2400 0.87 4129 195 0.1092 0.1316 REMARK 3 25 1.2400 - 1.2200 0.84 3897 194 0.1199 0.1408 REMARK 3 26 1.2200 - 1.2100 0.80 3742 202 0.1211 0.1489 REMARK 3 27 1.2100 - 1.1900 0.76 3523 180 0.1319 0.1508 REMARK 3 28 1.1900 - 1.1800 0.70 3310 167 0.1385 0.1698 REMARK 3 29 1.1800 - 1.1600 0.64 3005 155 0.1503 0.1689 REMARK 3 30 1.1600 - 1.1500 0.55 2562 139 0.1899 0.1709 REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : FLAT BULK SOLVENT MODEL 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) : 0.060 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 10.540 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 14.28 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 : NULL NULL REMARK 3 ANGLE : NULL NULL REMARK 3 CHIRALITY : NULL NULL REMARK 3 PLANARITY : NULL NULL REMARK 3 DIHEDRAL : NULL NULL 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 7SLH COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 25-OCT-21. REMARK 100 THE DEPOSITION ID IS D_1000260246. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 05-JUN-21 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 8.8 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : SSRL REMARK 200 BEAMLINE : BL12-2 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.05 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : RH COATED COLLIMATING MIRRORS, K REMARK 200 -B FOCUSING MIRRORS REMARK 200 REMARK 200 DETECTOR TYPE : PIXEL REMARK 200 DETECTOR MANUFACTURER : DECTRIS PILATUS 6M REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XDS FEB 5, 2021 REMARK 200 DATA SCALING SOFTWARE : AIMLESS 0.7.4 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 135716 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.150 REMARK 200 RESOLUTION RANGE LOW (A) : 39.270 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 96.4 REMARK 200 DATA REDUNDANCY : 8.800 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 15.9000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.15 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.17 REMARK 200 COMPLETENESS FOR SHELL (%) : 68.9 REMARK 200 DATA REDUNDANCY IN SHELL : 3.90 REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 3.400 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: FOURIER SYNTHESIS REMARK 200 SOFTWARE USED: PHENIX 1.19.2_4158 REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 60.10 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.08 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 2.4 M AMMONIUM SULFATE, 20 MM TRIS-HCL REMARK 280 PH 8.8, 0.1 MM EDTA, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE REMARK 280 293.15K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 6 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -Y,X-Y,Z REMARK 290 3555 -X+Y,-X,Z REMARK 290 4555 -X,-Y,Z REMARK 290 5555 Y,-X+Y,Z REMARK 290 6555 X-Y,X,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 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 2 0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 3 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 3 -0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 4 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 5 0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 5 -0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 5 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 6 0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 6 0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 6 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 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 375 REMARK 375 SPECIAL POSITION REMARK 375 THE FOLLOWING ATOMS ARE FOUND TO BE WITHIN 0.15 ANGSTROMS REMARK 375 OF A SYMMETRY RELATED ATOM AND ARE ASSUMED TO BE ON SPECIAL REMARK 375 POSITIONS. REMARK 375 REMARK 375 ATOM RES CSSEQI REMARK 375 HOH A 551 LIES ON A SPECIAL POSITION. REMARK 375 HOH A 616 LIES ON A SPECIAL POSITION. REMARK 375 HOH A 620 LIES ON A SPECIAL POSITION. REMARK 375 HOH A 673 LIES ON A SPECIAL POSITION. 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 MET A 0 REMARK 465 GLY A 153 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 LYS A 102 CD CE NZ 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 HZ1 LYS A 62 O1 SO4 A 207 1.54 REMARK 500 O HOH A 514 O HOH A 658 2.06 REMARK 500 O HOH A 323 O HOH A 512 2.07 REMARK 500 O HOH A 348 O HOH A 492 2.12 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CLOSE CONTACTS REMARK 500 REMARK 500 THE FOLLOWING ATOMS THAT ARE RELATED BY CRYSTALLOGRAPHIC REMARK 500 SYMMETRY ARE IN CLOSE CONTACT. AN ATOM LOCATED WITHIN 0.15 REMARK 500 ANGSTROMS OF A SYMMETRY RELATED ATOM IS ASSUMED TO BE ON A REMARK 500 SPECIAL POSITION AND IS, THEREFORE, LISTED IN REMARK 375 REMARK 500 INSTEAD OF REMARK 500. ATOMS WITH NON-BLANK ALTERNATE REMARK 500 LOCATION INDICATORS ARE NOT INCLUDED IN THE CALCULATIONS. REMARK 500 REMARK 500 DISTANCE CUTOFF: REMARK 500 2.2 ANGSTROMS FOR CONTACTS NOT INVOLVING HYDROGEN ATOMS REMARK 500 1.6 ANGSTROMS FOR CONTACTS INVOLVING HYDROGEN ATOMS REMARK 500 REMARK 500 ATM1 RES C SSEQI ATM2 RES C SSEQI SSYMOP DISTANCE REMARK 500 O1 SO4 A 202 O HOH A 484 1554 2.07 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 73.81 -162.28 REMARK 500 PHE A 46 22.94 -142.27 REMARK 500 HIS A 81 57.83 -90.52 REMARK 500 LYS A 98 62.10 63.02 REMARK 500 PHE A 123 47.65 -141.65 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 A 688 DISTANCE = 5.92 ANGSTROMS REMARK 525 HOH A 689 DISTANCE = 5.96 ANGSTROMS REMARK 525 HOH A 690 DISTANCE = 6.29 ANGSTROMS REMARK 525 HOH A 691 DISTANCE = 6.29 ANGSTROMS REMARK 525 HOH A 692 DISTANCE = 6.80 ANGSTROMS REMARK 525 HOH A 693 DISTANCE = 6.89 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 201 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS A 93 NE2 REMARK 620 2 HEM A 201 NA 90.3 REMARK 620 3 HEM A 201 NB 90.9 89.9 REMARK 620 4 HEM A 201 NC 93.8 175.9 89.6 REMARK 620 5 HEM A 201 ND 92.9 90.1 176.3 90.2 REMARK 620 6 HOH A 442 O 178.5 88.3 89.3 87.7 87.0 REMARK 620 N 1 2 3 4 5 DBREF 7SLH A 0 153 UNP P02185 MYG_PHYMC 1 154 SEQADV 7SLH PHE A 29 UNP P02185 LEU 30 ENGINEERED MUTATION SEQADV 7SLH VAL A 64 UNP P02185 HIS 65 ENGINEERED MUTATION SEQADV 7SLH ALA A 68 UNP P02185 VAL 69 ENGINEERED MUTATION SEQADV 7SLH LEU A 107 UNP P02185 ILE 108 ENGINEERED MUTATION 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 PHE 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 VAL SEQRES 6 A 154 GLY VAL THR ALA 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 LEU SER GLU ALA ILE ILE HIS VAL LEU HIS SEQRES 10 A 154 SER ARG HIS PRO GLY ASP 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 73 HET SO4 A 202 10 HET SO4 A 203 10 HET SO4 A 204 5 HET SO4 A 205 5 HET SO4 A 206 5 HET SO4 A 207 5 HET SO4 A 208 5 HETNAM HEM PROTOPORPHYRIN IX CONTAINING FE HETNAM SO4 SULFATE ION HETSYN HEM HEME FORMUL 2 HEM C34 H32 FE N4 O4 FORMUL 3 SO4 7(O4 S 2-) FORMUL 10 HOH *393(H2 O) HELIX 1 AA1 SER A 3 GLU A 18 1 16 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 78 1 21 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 2.06 LINK FE HEM A 201 O HOH A 442 1555 1555 2.09 CRYST1 90.519 90.519 45.374 90.00 90.00 120.00 P 6 6 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 0.011047 0.006378 0.000000 0.00000 SCALE2 0.000000 0.012756 0.000000 0.00000 SCALE3 0.000000 0.000000 0.022039 0.00000