HEADER OXIDOREDUCTASE 13-MAR-22 7UAN TITLE STRUCTURE OF RAT NEURONAL NITRIC OXIDE SYNTHASE R349A HEME DOMAIN IN TITLE 2 COMPLEX WITH (6-(3-(4,4-DIFLUOROPIPERIDIN-1-YL)PROPYL)-4- TITLE 3 METHYLPYRIDIN-2-AMINE) COMPND MOL_ID: 1; COMPND 2 MOLECULE: NITRIC OXIDE SYNTHASE, BRAIN; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: BNOS,CONSTITUTIVE NOS,NC-NOS,NOS TYPE I,NEURONAL NOS,NNOS, COMPND 5 PEPTIDYL-CYSTEINE S-NITROSYLASE NOS1; COMPND 6 EC: 1.14.13.39; COMPND 7 ENGINEERED: YES; COMPND 8 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: RATTUS NORVEGICUS; SOURCE 3 ORGANISM_COMMON: NORWAY RAT; SOURCE 4 ORGANISM_TAXID: 10116; SOURCE 5 ORGAN: BRAIN; SOURCE 6 GENE: NOS1, BNOS; SOURCE 7 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3); SOURCE 8 EXPRESSION_SYSTEM_TAXID: 469008; SOURCE 9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 10 EXPRESSION_SYSTEM_PLASMID: PCWORI KEYWDS NITRIC OXIDE SYNTHASE INHIBITOR, HEME ENZYME, OXIDOREDUCTASE EXPDTA X-RAY DIFFRACTION AUTHOR H.LI,T.L.POULOS REVDAT 2 18-OCT-23 7UAN 1 REMARK REVDAT 1 13-JUL-22 7UAN 0 JRNL AUTH D.VASU,H.LI,C.D.HARDY,T.L.POULOS,R.B.SILVERMAN JRNL TITL 2-AMINOPYRIDINES WITH A SHORTENED AMINO SIDECHAIN AS POTENT, JRNL TITL 2 SELECTIVE, AND HIGHLY PERMEABLE HUMAN NEURONAL NITRIC OXIDE JRNL TITL 3 SYNTHASE INHIBITORS. JRNL REF BIOORG.MED.CHEM. V. 69 16878 2022 JRNL REFN ESSN 1464-3391 JRNL PMID 35772285 JRNL DOI 10.1016/J.BMC.2022.116878 REMARK 2 REMARK 2 RESOLUTION. 1.70 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX 1.11.1_2575 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) : 1.70 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 39.61 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 0.010 REMARK 3 COMPLETENESS FOR RANGE (%) : 91.2 REMARK 3 NUMBER OF REFLECTIONS : 47609 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.224 REMARK 3 R VALUE (WORKING SET) : 0.222 REMARK 3 FREE R VALUE : 0.257 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.110 REMARK 3 FREE R VALUE TEST SET COUNT : 4621 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 39.6082 - 5.2688 1.00 3138 175 0.1504 0.2059 REMARK 3 2 5.2688 - 4.1835 1.00 3114 173 0.1501 0.1734 REMARK 3 3 4.1835 - 3.6551 1.00 3125 184 0.1673 0.1890 REMARK 3 4 3.6551 - 3.3211 1.00 3115 174 0.2067 0.2093 REMARK 3 5 3.3211 - 3.0831 0.99 3078 198 0.2439 0.2710 REMARK 3 6 3.0831 - 2.9014 0.99 3140 153 0.2587 0.3062 REMARK 3 7 2.9014 - 2.7561 0.99 3139 151 0.2587 0.2641 REMARK 3 8 2.7561 - 2.6362 0.99 3115 168 0.2609 0.3484 REMARK 3 9 2.6362 - 2.5347 0.98 3095 147 0.2513 0.2455 REMARK 3 10 2.5347 - 2.4473 0.98 3082 132 0.2503 0.3397 REMARK 3 11 2.4473 - 2.3708 0.98 3067 179 0.2708 0.3108 REMARK 3 12 2.3708 - 2.3030 0.98 3083 150 0.2661 0.3657 REMARK 3 13 2.3030 - 2.2424 0.98 3068 174 0.2741 0.3159 REMARK 3 14 2.2424 - 2.1877 0.97 3064 154 0.2846 0.4002 REMARK 3 15 2.1877 - 2.1379 0.97 3012 176 0.3078 0.3977 REMARK 3 16 2.1379 - 2.0925 0.97 3004 198 0.3245 0.4014 REMARK 3 17 2.0925 - 2.0506 0.97 3105 119 0.3413 0.4042 REMARK 3 18 2.0506 - 2.0119 0.95 2943 140 0.3540 0.3972 REMARK 3 19 2.0119 - 1.9760 0.95 2962 162 0.3791 0.4265 REMARK 3 20 1.9760 - 1.9425 0.91 2816 174 0.4114 0.4496 REMARK 3 21 1.9425 - 1.9111 0.89 2829 140 0.4347 0.4982 REMARK 3 22 1.9111 - 1.8817 0.88 2753 146 0.4350 0.4657 REMARK 3 23 1.8817 - 1.8541 0.85 2695 159 0.4628 0.5635 REMARK 3 24 1.8541 - 1.8280 0.85 2602 120 0.4553 0.4373 REMARK 3 25 1.8280 - 1.8033 0.82 2642 150 0.4582 0.5418 REMARK 3 26 1.8033 - 1.7798 0.79 2412 134 0.4724 0.5149 REMARK 3 27 1.7798 - 1.7576 0.77 2382 151 0.4950 0.4977 REMARK 3 28 1.7576 - 1.7364 0.70 2198 130 0.4910 0.5206 REMARK 3 29 1.7364 - 1.7162 0.68 2145 123 0.5038 0.4805 REMARK 3 30 1.7162 - 1.6969 0.59 1855 87 0.5222 0.5515 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) : 0.250 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 46.480 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 31.94 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 83.94 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 : 0.007 3536 REMARK 3 ANGLE : 0.952 4810 REMARK 3 CHIRALITY : 0.050 500 REMARK 3 PLANARITY : 0.005 606 REMARK 3 DIHEDRAL : 18.965 2062 REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : 1 REMARK 3 TLS GROUP : 1 REMARK 3 SELECTION: (CHAIN A AND RESID 299:716) REMARK 3 ORIGIN FOR THE GROUP (A): -23.7552 -4.8287 22.4041 REMARK 3 T TENSOR REMARK 3 T11: 0.2983 T22: 0.3622 REMARK 3 T33: 0.4355 T12: -0.0376 REMARK 3 T13: -0.0749 T23: -0.0127 REMARK 3 L TENSOR REMARK 3 L11: 0.8137 L22: 1.1259 REMARK 3 L33: 8.8659 L12: -0.2000 REMARK 3 L13: -0.0178 L23: 0.1603 REMARK 3 S TENSOR REMARK 3 S11: -0.0596 S12: 0.1604 S13: -0.0238 REMARK 3 S21: -0.0103 S22: -0.1180 S23: -0.0693 REMARK 3 S31: -0.6874 S32: 0.2029 S33: 0.0930 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 7UAN COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 14-MAR-22. REMARK 100 THE DEPOSITION ID IS D_1000263834. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 21-FEB-22 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 5.8 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) : 0.979 REMARK 200 MONOCHROMATOR : DOUBLE CRYSTAL SI(III) REMARK 200 OPTICS : MIRRORS REMARK 200 REMARK 200 DETECTOR TYPE : PIXEL REMARK 200 DETECTOR MANUFACTURER : DECTRIS PILATUS 6M REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XDS REMARK 200 DATA SCALING SOFTWARE : AIMLESS 0.2.8 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 51335 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.697 REMARK 200 RESOLUTION RANGE LOW (A) : 39.608 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.2 REMARK 200 DATA REDUNDANCY : 12.10 REMARK 200 R MERGE (I) : 0.13100 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 9.1000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.70 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.73 REMARK 200 COMPLETENESS FOR SHELL (%) : 88.8 REMARK 200 DATA REDUNDANCY IN SHELL : 4.80 REMARK 200 R MERGE FOR SHELL (I) : 4.51600 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 0.300 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: FOURIER SYNTHESIS REMARK 200 SOFTWARE USED: REFMAC REMARK 200 STARTING MODEL: 1OM4 REMARK 200 REMARK 200 REMARK: BRICKS REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 50.40 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.48 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 20-24% PEG3350, 0.1M MES 0.14-0.20M REMARK 280 AMMONIUM ACETATE, 10% ETHYLENE GLYCOL, 30UM SDS, 5 MM GSH, PH REMARK 280 5.8, VAPOR DIFFUSION, SITTING DROP, TEMPERATURE 277K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: C 2 2 21 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 -X,Y,-Z+1/2 REMARK 290 4555 X,-Y,-Z REMARK 290 5555 X+1/2,Y+1/2,Z REMARK 290 6555 -X+1/2,-Y+1/2,Z+1/2 REMARK 290 7555 -X+1/2,Y+1/2,-Z+1/2 REMARK 290 8555 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 0.00000 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 82.22950 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 82.22950 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 1.000000 0.000000 0.000000 24.55150 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 57.25850 REMARK 290 SMTRY3 5 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 6 -1.000000 0.000000 0.000000 24.55150 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 57.25850 REMARK 290 SMTRY3 6 0.000000 0.000000 1.000000 82.22950 REMARK 290 SMTRY1 7 -1.000000 0.000000 0.000000 24.55150 REMARK 290 SMTRY2 7 0.000000 1.000000 0.000000 57.25850 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 82.22950 REMARK 290 SMTRY1 8 1.000000 0.000000 0.000000 24.55150 REMARK 290 SMTRY2 8 0.000000 -1.000000 0.000000 57.25850 REMARK 290 SMTRY3 8 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: DIMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 10030 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 33590 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -213.0 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 350 BIOMT1 2 -1.000000 0.000000 0.000000 -49.10300 REMARK 350 BIOMT2 2 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT3 2 0.000000 0.000000 -1.000000 82.22950 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 CYS A 297 REMARK 465 PRO A 298 REMARK 465 GLN A 340 REMARK 465 HIS A 341 REMARK 465 THR A 342 REMARK 465 ARG A 343 REMARK 465 LYS A 344 REMARK 465 PRO A 345 REMARK 465 GLU A 346 REMARK 465 ASP A 347 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 THR A 321 -58.00 -133.28 REMARK 500 THR A 466 -82.40 -113.93 REMARK 500 PRO A 513 44.54 -86.35 REMARK 500 ARG A 514 74.99 -18.72 REMARK 500 ARG A 516 -85.31 -83.32 REMARK 500 CYS A 582 56.59 -150.22 REMARK 500 VAL A 595 -61.03 -107.16 REMARK 500 ARG A 603 -130.97 -116.96 REMARK 500 ASP A 615 85.79 56.26 REMARK 500 LYS A 717 57.81 -145.56 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 ZN A 805 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS A 326 SG REMARK 620 2 CYS A 326 SG 0.0 REMARK 620 3 CYS A 331 SG 132.3 132.3 REMARK 620 4 CYS A 331 SG 132.3 132.3 0.0 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 HEM A 801 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS A 415 SG REMARK 620 2 HEM A 801 NA 98.9 REMARK 620 3 HEM A 801 NB 100.9 83.4 REMARK 620 4 HEM A 801 NC 103.0 157.8 89.0 REMARK 620 5 HEM A 801 ND 105.5 93.4 153.6 84.2 REMARK 620 N 1 2 3 4 DBREF 7UAN A 297 718 UNP P29476 NOS1_RAT 297 718 SEQADV 7UAN ALA A 349 UNP P29476 ARG 349 ENGINEERED MUTATION SEQRES 1 A 422 CYS PRO ARG PHE LEU LYS VAL LYS ASN TRP GLU THR ASP SEQRES 2 A 422 VAL VAL LEU THR ASP THR LEU HIS LEU LYS SER THR LEU SEQRES 3 A 422 GLU THR GLY CYS THR GLU HIS ILE CYS MET GLY SER ILE SEQRES 4 A 422 MET LEU PRO SER GLN HIS THR ARG LYS PRO GLU ASP VAL SEQRES 5 A 422 ALA THR LYS ASP GLN LEU PHE PRO LEU ALA LYS GLU PHE SEQRES 6 A 422 LEU ASP GLN TYR TYR SER SER ILE LYS ARG PHE GLY SER SEQRES 7 A 422 LYS ALA HIS MET ASP ARG LEU GLU GLU VAL ASN LYS GLU SEQRES 8 A 422 ILE GLU SER THR SER THR TYR GLN LEU LYS ASP THR GLU SEQRES 9 A 422 LEU ILE TYR GLY ALA LYS HIS ALA TRP ARG ASN ALA SER SEQRES 10 A 422 ARG CYS VAL GLY ARG ILE GLN TRP SER LYS LEU GLN VAL SEQRES 11 A 422 PHE ASP ALA ARG ASP CYS THR THR ALA HIS GLY MET PHE SEQRES 12 A 422 ASN TYR ILE CYS ASN HIS VAL LYS TYR ALA THR ASN LYS SEQRES 13 A 422 GLY ASN LEU ARG SER ALA ILE THR ILE PHE PRO GLN ARG SEQRES 14 A 422 THR ASP GLY LYS HIS ASP PHE ARG VAL TRP ASN SER GLN SEQRES 15 A 422 LEU ILE ARG TYR ALA GLY TYR LYS GLN PRO ASP GLY SER SEQRES 16 A 422 THR LEU GLY ASP PRO ALA ASN VAL GLN PHE THR GLU ILE SEQRES 17 A 422 CYS ILE GLN GLN GLY TRP LYS ALA PRO ARG GLY ARG PHE SEQRES 18 A 422 ASP VAL LEU PRO LEU LEU LEU GLN ALA ASN GLY ASN ASP SEQRES 19 A 422 PRO GLU LEU PHE GLN ILE PRO PRO GLU LEU VAL LEU GLU SEQRES 20 A 422 VAL PRO ILE ARG HIS PRO LYS PHE ASP TRP PHE LYS ASP SEQRES 21 A 422 LEU GLY LEU LYS TRP TYR GLY LEU PRO ALA VAL SER ASN SEQRES 22 A 422 MET LEU LEU GLU ILE GLY GLY LEU GLU PHE SER ALA CYS SEQRES 23 A 422 PRO PHE SER GLY TRP TYR MET GLY THR GLU ILE GLY VAL SEQRES 24 A 422 ARG ASP TYR CYS ASP ASN SER ARG TYR ASN ILE LEU GLU SEQRES 25 A 422 GLU VAL ALA LYS LYS MET ASP LEU ASP MET ARG LYS THR SEQRES 26 A 422 SER SER LEU TRP LYS ASP GLN ALA LEU VAL GLU ILE ASN SEQRES 27 A 422 ILE ALA VAL LEU TYR SER PHE GLN SER ASP LYS VAL THR SEQRES 28 A 422 ILE VAL ASP HIS HIS SER ALA THR GLU SER PHE ILE LYS SEQRES 29 A 422 HIS MET GLU ASN GLU TYR ARG CYS ARG GLY GLY CYS PRO SEQRES 30 A 422 ALA ASP TRP VAL TRP ILE VAL PRO PRO MET SER GLY SER SEQRES 31 A 422 ILE THR PRO VAL PHE HIS GLN GLU MET LEU ASN TYR ARG SEQRES 32 A 422 LEU THR PRO SER PHE GLU TYR GLN PRO ASP PRO TRP ASN SEQRES 33 A 422 THR HIS VAL TRP LYS GLY HET HEM A 801 43 HET H4B A 802 17 HET M5L A 803 19 HET ACT A 804 4 HET ZN A 805 1 HETNAM HEM PROTOPORPHYRIN IX CONTAINING FE HETNAM H4B 5,6,7,8-TETRAHYDROBIOPTERIN HETNAM M5L 6-[3-(4,4-DIFLUOROPIPERIDIN-1-YL)PROPYL]-4- HETNAM 2 M5L METHYLPYRIDIN-2-AMINE HETNAM ACT ACETATE ION HETNAM ZN ZINC ION HETSYN HEM HEME FORMUL 2 HEM C34 H32 FE N4 O4 FORMUL 3 H4B C9 H15 N5 O3 FORMUL 4 M5L C14 H21 F2 N3 FORMUL 5 ACT C2 H3 O2 1- FORMUL 6 ZN ZN 2+ FORMUL 7 HOH *64(H2 O) HELIX 1 AA1 THR A 315 SER A 320 5 6 HELIX 2 AA2 GLN A 353 ILE A 369 1 17 HELIX 3 AA3 SER A 374 SER A 392 1 19 HELIX 4 AA4 LYS A 397 ASN A 411 1 15 HELIX 5 AA5 GLY A 417 TRP A 421 5 5 HELIX 6 AA6 THR A 434 ASN A 451 1 18 HELIX 7 AA7 LYS A 452 ASN A 454 5 3 HELIX 8 AA8 ASN A 498 GLY A 509 1 12 HELIX 9 AA9 PRO A 537 VAL A 541 5 5 HELIX 10 AB1 PHE A 554 GLY A 558 5 5 HELIX 11 AB2 GLY A 590 VAL A 595 1 6 HELIX 12 AB3 VAL A 595 ASP A 600 1 6 HELIX 13 AB4 ILE A 606 MET A 614 1 9 HELIX 14 AB5 LYS A 620 SER A 623 5 4 HELIX 15 AB6 LEU A 624 ASP A 644 1 21 HELIX 16 AB7 ASP A 650 GLY A 670 1 21 HELIX 17 AB8 ASP A 675 VAL A 680 1 6 HELIX 18 AB9 SER A 684 GLN A 693 5 10 HELIX 19 AC1 ASP A 709 HIS A 714 1 6 SHEET 1 AA1 2 LEU A 301 LYS A 304 0 SHEET 2 AA1 2 VAL A 311 ASP A 314 -1 O ASP A 314 N LEU A 301 SHEET 1 AA2 4 GLN A 425 ASP A 428 0 SHEET 2 AA2 4 ALA A 458 ILE A 461 1 O ILE A 459 N PHE A 427 SHEET 3 AA2 4 PHE A 584 SER A 585 -1 O SER A 585 N ALA A 458 SHEET 4 AA2 4 ALA A 566 VAL A 567 -1 N VAL A 567 O PHE A 584 SHEET 1 AA3 3 ARG A 473 VAL A 474 0 SHEET 2 AA3 3 LEU A 522 GLN A 525 -1 O GLN A 525 N ARG A 473 SHEET 3 AA3 3 GLU A 532 PHE A 534 -1 O PHE A 534 N LEU A 522 SHEET 1 AA4 2 GLY A 484 LYS A 486 0 SHEET 2 AA4 2 THR A 492 GLY A 494 -1 O LEU A 493 N TYR A 485 SHEET 1 AA5 2 GLU A 543 PRO A 545 0 SHEET 2 AA5 2 LYS A 560 TYR A 562 -1 O TRP A 561 N VAL A 544 SHEET 1 AA6 3 LEU A 577 PHE A 579 0 SHEET 2 AA6 3 LEU A 571 ILE A 574 -1 N ILE A 574 O LEU A 577 SHEET 3 AA6 3 SER A 703 GLU A 705 -1 O GLU A 705 N LEU A 571 SHEET 1 AA7 2 TYR A 588 MET A 589 0 SHEET 2 AA7 2 ILE A 648 VAL A 649 1 O VAL A 649 N TYR A 588 LINK SG CYS A 326 ZN ZN A 805 1555 1555 2.20 LINK SG CYS A 326 ZN ZN A 805 1555 3455 2.65 LINK SG CYS A 331 ZN ZN A 805 1555 1555 2.06 LINK SG CYS A 331 ZN ZN A 805 1555 3455 2.61 LINK SG CYS A 415 FE HEM A 801 1555 1555 2.31 CISPEP 1 THR A 701 PRO A 702 0 0.04 CRYST1 49.103 114.517 164.459 90.00 90.00 90.00 C 2 2 21 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 0.020365 0.000000 0.000000 0.00000 SCALE2 0.000000 0.008732 0.000000 0.00000 SCALE3 0.000000 0.000000 0.006081 0.00000