HEADER OXIDOREDUCTASE 31-JAN-22 7TSL TITLE STRUCTURE OF HUMAN ENDOTHELIAL NITRIC OXIDE SYNTHASE HEME DOMAIN IN TITLE 2 COMPLEX WITH 4-METHYL-6-(3-(4-METHYLPIPERAZIN-1-YL)PROPYL)PYRIDIN-2- TITLE 3 AMINE COMPND MOL_ID: 1; COMPND 2 MOLECULE: NITRIC OXIDE SYNTHASE, ENDOTHELIAL; COMPND 3 CHAIN: A, B, C, D; COMPND 4 SYNONYM: CONSTITUTIVE NOS,CNOS,EC-NOS,ENDOTHELIAL NOS,ENOS,NOS TYPE COMPND 5 III,NOSIII; COMPND 6 EC: 1.14.13.39; COMPND 7 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_COMMON: HUMAN; SOURCE 4 ORGANISM_TAXID: 9606; SOURCE 5 CELL: ENDOTHELIAL; SOURCE 6 GENE: NOS3; 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 7TSL 1 REMARK REVDAT 1 13-JUL-22 7TSL 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. 1.90 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) : 1.90 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 36.68 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 0.950 REMARK 3 COMPLETENESS FOR RANGE (%) : 93.8 REMARK 3 NUMBER OF REFLECTIONS : 147000 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.206 REMARK 3 R VALUE (WORKING SET) : 0.204 REMARK 3 FREE R VALUE : 0.254 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.040 REMARK 3 FREE R VALUE TEST SET COUNT : 14577 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 36.6751 - 5.8967 0.92 9042 420 0.1772 0.2080 REMARK 3 2 5.8967 - 4.6834 0.97 9495 530 0.1451 0.1945 REMARK 3 3 4.6834 - 4.0923 0.95 9316 477 0.1383 0.1882 REMARK 3 4 4.0923 - 3.7185 0.90 8767 462 0.1582 0.1922 REMARK 3 5 3.7185 - 3.4522 0.96 9382 503 0.1749 0.2466 REMARK 3 6 3.4522 - 3.2488 0.97 9438 521 0.1875 0.2549 REMARK 3 7 3.2488 - 3.0862 0.98 9612 479 0.2087 0.2715 REMARK 3 8 3.0862 - 2.9519 0.98 9574 445 0.2133 0.2856 REMARK 3 9 2.9519 - 2.8383 0.97 9470 528 0.2096 0.2570 REMARK 3 10 2.8383 - 2.7404 0.86 8361 393 0.2217 0.2889 REMARK 3 11 2.7404 - 2.6548 0.94 9098 533 0.2165 0.2778 REMARK 3 12 2.6548 - 2.5789 0.95 9337 527 0.2050 0.2665 REMARK 3 13 2.5789 - 2.5110 0.96 9390 445 0.2162 0.2587 REMARK 3 14 2.5110 - 2.4498 0.97 9498 549 0.2151 0.2573 REMARK 3 15 2.4498 - 2.3941 0.96 9338 510 0.2311 0.2817 REMARK 3 16 2.3941 - 2.3431 0.97 9479 491 0.2391 0.2921 REMARK 3 17 2.3431 - 2.2963 0.96 9290 531 0.2469 0.3022 REMARK 3 18 2.2963 - 2.2530 0.97 9611 431 0.2506 0.3028 REMARK 3 19 2.2530 - 2.2127 0.97 9358 527 0.2626 0.2988 REMARK 3 20 2.2127 - 2.1752 0.89 8682 449 0.2808 0.3352 REMARK 3 21 2.1752 - 2.1401 0.87 8474 446 0.2963 0.3376 REMARK 3 22 2.1401 - 2.1072 0.93 9120 517 0.3018 0.3340 REMARK 3 23 2.1072 - 2.0762 0.95 9073 566 0.3144 0.3334 REMARK 3 24 2.0762 - 2.0470 0.95 9299 501 0.3264 0.3533 REMARK 3 25 2.0470 - 2.0193 0.95 9251 513 0.3349 0.3353 REMARK 3 26 2.0193 - 1.9931 0.94 9244 480 0.3387 0.3713 REMARK 3 27 1.9931 - 1.9682 0.94 9178 464 0.3573 0.3810 REMARK 3 28 1.9682 - 1.9445 0.92 8877 466 0.3780 0.4304 REMARK 3 29 1.9445 - 1.9219 0.91 9051 493 0.3942 0.4288 REMARK 3 30 1.9219 - 1.9003 0.76 7470 380 0.4245 0.4521 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) : 0.320 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 31.130 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 36.08 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 56.22 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 : 0.010 13786 REMARK 3 ANGLE : 0.978 18777 REMARK 3 CHIRALITY : 0.055 1954 REMARK 3 PLANARITY : 0.006 2410 REMARK 3 DIHEDRAL : 15.274 8061 REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : 4 REMARK 3 TLS GROUP : 1 REMARK 3 SELECTION: ( CHAIN A AND RESID 68:480 ) REMARK 3 ORIGIN FOR THE GROUP (A): 64.461 31.834 -185.830 REMARK 3 T TENSOR REMARK 3 T11: 0.5994 T22: 0.5120 REMARK 3 T33: 0.4356 T12: 0.1929 REMARK 3 T13: 0.1357 T23: 0.2361 REMARK 3 L TENSOR REMARK 3 L11: 0.7225 L22: 2.2667 REMARK 3 L33: 1.9461 L12: 0.1098 REMARK 3 L13: -0.3992 L23: -0.6862 REMARK 3 S TENSOR REMARK 3 S11: 0.1943 S12: 0.4432 S13: 0.3212 REMARK 3 S21: 0.1352 S22: 0.2103 S23: 0.4035 REMARK 3 S31: -0.7055 S32: -0.5329 S33: -0.2503 REMARK 3 TLS GROUP : 2 REMARK 3 SELECTION: ( CHAIN B AND RESID 68:480 ) REMARK 3 ORIGIN FOR THE GROUP (A): 74.614 8.522 -158.038 REMARK 3 T TENSOR REMARK 3 T11: 0.3119 T22: 0.1709 REMARK 3 T33: 0.2426 T12: -0.0474 REMARK 3 T13: -0.0020 T23: 0.0036 REMARK 3 L TENSOR REMARK 3 L11: 1.1505 L22: 1.5025 REMARK 3 L33: 2.6860 L12: -0.3419 REMARK 3 L13: -0.1603 L23: -1.0098 REMARK 3 S TENSOR REMARK 3 S11: 0.0332 S12: -0.0648 S13: 0.0257 REMARK 3 S21: 0.2706 S22: 0.1240 S23: 0.0944 REMARK 3 S31: -0.1901 S32: -0.1566 S33: -0.1450 REMARK 3 TLS GROUP : 3 REMARK 3 SELECTION: ( CHAIN C AND RESID 68:480 ) REMARK 3 ORIGIN FOR THE GROUP (A): 93.613 -34.209 -195.895 REMARK 3 T TENSOR REMARK 3 T11: 0.7510 T22: 0.3362 REMARK 3 T33: 0.3418 T12: -0.0030 REMARK 3 T13: -0.0581 T23: 0.0994 REMARK 3 L TENSOR REMARK 3 L11: 0.6653 L22: 1.8563 REMARK 3 L33: 2.0343 L12: 0.1538 REMARK 3 L13: 0.3355 L23: -0.2063 REMARK 3 S TENSOR REMARK 3 S11: 0.1167 S12: -0.2585 S13: -0.2350 REMARK 3 S21: 0.0476 S22: 0.0188 S23: 0.1335 REMARK 3 S31: 0.7818 S32: -0.1933 S33: -0.1010 REMARK 3 TLS GROUP : 4 REMARK 3 SELECTION: ( CHAIN D AND RESID 68:480 ) REMARK 3 ORIGIN FOR THE GROUP (A): 104.008 -10.429 -223.161 REMARK 3 T TENSOR REMARK 3 T11: 0.2923 T22: 0.1605 REMARK 3 T33: 0.2373 T12: 0.0448 REMARK 3 T13: -0.0079 T23: -0.0062 REMARK 3 L TENSOR REMARK 3 L11: 0.9830 L22: 0.8414 REMARK 3 L33: 2.7036 L12: 0.3264 REMARK 3 L13: 0.2858 L23: -0.0048 REMARK 3 S TENSOR REMARK 3 S11: -0.0353 S12: 0.0348 S13: -0.0325 REMARK 3 S21: -0.1082 S22: 0.1028 S23: -0.0088 REMARK 3 S31: -0.0168 S32: 0.1252 S33: -0.0703 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 7TSL COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 07-FEB-22. REMARK 100 THE DEPOSITION ID IS D_1000262651. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 20-JAN-21 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 7.5 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) : 0.9795 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 0.7.4 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 148370 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.900 REMARK 200 RESOLUTION RANGE LOW (A) : 39.030 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 95.5 REMARK 200 DATA REDUNDANCY : 4.800 REMARK 200 R MERGE (I) : 0.12100 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 5.5000 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) : 1.93 REMARK 200 COMPLETENESS FOR SHELL (%) : 92.7 REMARK 200 DATA REDUNDANCY IN SHELL : 4.60 REMARK 200 R MERGE FOR SHELL (I) : 2.29700 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: FOURIER SYNTHESIS REMARK 200 SOFTWARE USED: REFMAC REMARK 200 STARTING MODEL: 5UO8 REMARK 200 REMARK 200 REMARK: RODS REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 54.30 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.69 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 10-12% PEG3350, 0.1M BIS-TRIS 0.2-0.3M REMARK 280 MG ACETATE, 0.1M GDCL3 10% GLYCEROL, 5 MM TCEP, PH 7.5, VAPOR REMARK 280 DIFFUSION, SITTING DROP, TEMPERATURE 277K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 1 21 1 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,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 76.82500 REMARK 290 SMTRY3 2 0.000000 0.000000 -1.000000 0.00000 REMARK 290 REMARK 290 REMARK: NULL REMARK 300 REMARK 300 BIOMOLECULE: 1, 2 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: 11510 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 34500 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -153.0 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 REMARK 350 BIOMOLECULE: 2 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: 10880 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 33720 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -156.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: C, D 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 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 ALA A 41 REMARK 465 PRO A 42 REMARK 465 ALA A 43 REMARK 465 SER A 44 REMARK 465 LEU A 45 REMARK 465 LEU A 46 REMARK 465 PRO A 47 REMARK 465 PRO A 48 REMARK 465 ALA A 49 REMARK 465 PRO A 50 REMARK 465 GLU A 51 REMARK 465 HIS A 52 REMARK 465 SER A 53 REMARK 465 PRO A 54 REMARK 465 PRO A 55 REMARK 465 SER A 56 REMARK 465 SER A 57 REMARK 465 PRO A 58 REMARK 465 LEU A 59 REMARK 465 THR A 60 REMARK 465 GLN A 61 REMARK 465 PRO A 62 REMARK 465 PRO A 63 REMARK 465 GLU A 64 REMARK 465 GLY A 65 REMARK 465 PRO A 66 REMARK 465 LYS A 67 REMARK 465 LYS A 108 REMARK 465 LEU A 109 REMARK 465 GLN A 110 REMARK 465 GLY A 111 REMARK 465 ARG A 112 REMARK 465 PRO A 113 REMARK 465 SER A 114 REMARK 465 PRO A 115 REMARK 465 GLY A 116 REMARK 465 PRO A 117 REMARK 465 PRO A 118 REMARK 465 ALA A 119 REMARK 465 ALA B 41 REMARK 465 PRO B 42 REMARK 465 ALA B 43 REMARK 465 SER B 44 REMARK 465 LEU B 45 REMARK 465 LEU B 46 REMARK 465 PRO B 47 REMARK 465 PRO B 48 REMARK 465 ALA B 49 REMARK 465 PRO B 50 REMARK 465 GLU B 51 REMARK 465 HIS B 52 REMARK 465 SER B 53 REMARK 465 PRO B 54 REMARK 465 PRO B 55 REMARK 465 SER B 56 REMARK 465 SER B 57 REMARK 465 PRO B 58 REMARK 465 LEU B 59 REMARK 465 THR B 60 REMARK 465 GLN B 61 REMARK 465 PRO B 62 REMARK 465 PRO B 63 REMARK 465 GLU B 64 REMARK 465 GLY B 65 REMARK 465 PRO B 66 REMARK 465 LYS B 67 REMARK 465 LYS B 108 REMARK 465 LEU B 109 REMARK 465 GLN B 110 REMARK 465 GLY B 111 REMARK 465 ARG B 112 REMARK 465 PRO B 113 REMARK 465 SER B 114 REMARK 465 PRO B 115 REMARK 465 GLY B 116 REMARK 465 PRO B 117 REMARK 465 PRO B 118 REMARK 465 ALA C 41 REMARK 465 PRO C 42 REMARK 465 ALA C 43 REMARK 465 SER C 44 REMARK 465 LEU C 45 REMARK 465 LEU C 46 REMARK 465 PRO C 47 REMARK 465 PRO C 48 REMARK 465 ALA C 49 REMARK 465 PRO C 50 REMARK 465 GLU C 51 REMARK 465 HIS C 52 REMARK 465 SER C 53 REMARK 465 PRO C 54 REMARK 465 PRO C 55 REMARK 465 SER C 56 REMARK 465 SER C 57 REMARK 465 PRO C 58 REMARK 465 LEU C 59 REMARK 465 THR C 60 REMARK 465 GLN C 61 REMARK 465 PRO C 62 REMARK 465 PRO C 63 REMARK 465 GLU C 64 REMARK 465 GLY C 65 REMARK 465 PRO C 66 REMARK 465 LYS C 108 REMARK 465 LEU C 109 REMARK 465 GLN C 110 REMARK 465 GLY C 111 REMARK 465 ARG C 112 REMARK 465 PRO C 113 REMARK 465 SER C 114 REMARK 465 PRO C 115 REMARK 465 GLY C 116 REMARK 465 PRO C 117 REMARK 465 PRO C 118 REMARK 465 ALA D 41 REMARK 465 PRO D 42 REMARK 465 ALA D 43 REMARK 465 SER D 44 REMARK 465 LEU D 45 REMARK 465 LEU D 46 REMARK 465 PRO D 47 REMARK 465 PRO D 48 REMARK 465 ALA D 49 REMARK 465 PRO D 50 REMARK 465 GLU D 51 REMARK 465 HIS D 52 REMARK 465 SER D 53 REMARK 465 PRO D 54 REMARK 465 PRO D 55 REMARK 465 SER D 56 REMARK 465 SER D 57 REMARK 465 PRO D 58 REMARK 465 LEU D 59 REMARK 465 THR D 60 REMARK 465 GLN D 61 REMARK 465 PRO D 62 REMARK 465 PRO D 63 REMARK 465 GLU D 64 REMARK 465 GLY D 65 REMARK 465 PRO D 66 REMARK 465 LYS D 67 REMARK 465 LYS D 108 REMARK 465 LEU D 109 REMARK 465 GLN D 110 REMARK 465 GLY D 111 REMARK 465 ARG D 112 REMARK 465 PRO D 113 REMARK 465 SER D 114 REMARK 465 PRO D 115 REMARK 465 GLY D 116 REMARK 465 PRO D 117 REMARK 465 PRO D 118 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 OH TYR C 475 O1D HEM C 501 2.10 REMARK 500 O HOH D 709 O HOH D 731 2.10 REMARK 500 OD2 ASP A 82 O HOH A 601 2.13 REMARK 500 OE2 GLU D 321 O4 BTB D 504 2.15 REMARK 500 OH TYR A 163 O GLY A 344 2.16 REMARK 500 O GLN D 89 O HOH D 601 2.16 REMARK 500 OH TYR B 475 O1D HEM B 501 2.18 REMARK 500 O ASN C 132 OG SER C 136 2.19 REMARK 500 OG1 THR A 416 O HOH A 602 2.19 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 VAL A 104 -72.33 -71.80 REMARK 500 ARG A 202 -4.36 -141.84 REMARK 500 GLN A 257 7.80 -67.09 REMARK 500 ASP A 258 28.04 -149.25 REMARK 500 SER A 260 178.41 -57.86 REMARK 500 PHE A 286 45.67 -147.77 REMARK 500 ASP A 297 14.86 59.58 REMARK 500 ALA A 351 75.97 -154.70 REMARK 500 ARG A 372 -132.13 -112.97 REMARK 500 PRO A 479 29.92 -75.10 REMARK 500 ASP B 258 -118.22 -86.06 REMARK 500 ASN B 283 27.18 -151.57 REMARK 500 ALA B 351 70.93 -158.79 REMARK 500 ARG B 372 -133.89 -118.02 REMARK 500 GLN C 89 -76.49 -78.50 REMARK 500 ARG C 202 -70.78 -64.64 REMARK 500 ASN C 283 13.35 -142.72 REMARK 500 ASP C 297 -4.11 77.48 REMARK 500 ALA C 351 79.16 -156.95 REMARK 500 ARG C 372 -134.14 -113.27 REMARK 500 CYS C 441 118.59 -162.84 REMARK 500 GLN D 89 -73.60 -94.05 REMARK 500 ASN D 283 25.16 -146.41 REMARK 500 ALA D 351 66.81 -162.23 REMARK 500 ARG D 372 -133.42 -115.54 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 740 DISTANCE = 5.88 ANGSTROMS REMARK 525 HOH D 849 DISTANCE = 6.43 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 ZN A 511 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS A 94 SG REMARK 620 2 CYS A 99 SG 100.1 REMARK 620 3 CYS B 94 SG 118.8 112.5 REMARK 620 4 CYS B 99 SG 109.3 105.2 109.8 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 HEM A 501 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS A 184 SG REMARK 620 2 HEM A 501 NA 103.5 REMARK 620 3 HEM A 501 NB 98.3 89.4 REMARK 620 4 HEM A 501 NC 92.5 164.0 87.6 REMARK 620 5 HEM A 501 ND 100.6 88.5 161.0 89.4 REMARK 620 N 1 2 3 4 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 GD A 510 GD REMARK 620 N RES CSSEQI ATOM REMARK 620 1 BTB A 504 O3 REMARK 620 2 BTB A 504 O4 53.5 REMARK 620 3 BTB A 504 N 75.8 74.1 REMARK 620 4 BTB A 504 O6 101.7 136.2 64.1 REMARK 620 5 BTB A 504 O8 124.0 89.6 52.3 75.5 REMARK 620 6 HOH A 625 O 177.7 128.1 102.8 76.0 55.4 REMARK 620 7 HOH A 655 O 61.4 81.9 137.1 120.5 163.1 119.9 REMARK 620 8 HOH A 716 O 122.3 76.3 119.2 135.7 75.9 60.0 87.8 REMARK 620 9 HOH A 731 O 126.2 126.2 155.4 97.6 109.2 54.7 65.5 61.6 REMARK 620 N 1 2 3 4 5 6 7 8 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 GD D 507 GD REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HOH A 604 O REMARK 620 2 THR D 319 O 84.6 REMARK 620 3 GLU D 321 OE1 61.0 79.5 REMARK 620 4 GLU D 321 OE2 100.3 63.7 43.4 REMARK 620 5 BTB D 504 O3 151.4 79.8 137.4 94.1 REMARK 620 6 BTB D 504 O4 142.6 80.6 82.5 42.5 57.6 REMARK 620 7 BTB D 504 N 138.9 135.2 109.1 92.0 64.2 58.3 REMARK 620 8 BTB D 504 O6 81.2 154.9 110.8 139.4 103.6 122.6 64.8 REMARK 620 9 BTB D 504 O8 82.3 137.1 58.4 78.9 125.0 85.7 61.7 60.9 REMARK 620 N 1 2 3 4 5 6 7 8 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 HEM B 501 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS B 184 SG REMARK 620 2 HEM B 501 NA 103.0 REMARK 620 3 HEM B 501 NB 101.8 89.2 REMARK 620 4 HEM B 501 NC 96.1 160.8 88.7 REMARK 620 5 HEM B 501 ND 99.1 89.1 158.9 86.0 REMARK 620 N 1 2 3 4 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 GD B 508 GD REMARK 620 N RES CSSEQI ATOM REMARK 620 1 THR B 319 O REMARK 620 2 GLU B 321 OE1 68.8 REMARK 620 3 BTB B 504 O3 75.3 121.6 REMARK 620 4 BTB B 504 O4 86.3 72.8 60.1 REMARK 620 5 BTB B 504 N 146.2 117.0 74.0 66.1 REMARK 620 6 BTB B 504 O6 148.2 121.5 113.4 125.1 60.5 REMARK 620 7 BTB B 504 O8 133.3 66.7 142.6 94.0 70.7 57.6 REMARK 620 8 HOH B 774 O 80.8 129.6 85.7 145.5 110.7 70.0 118.1 REMARK 620 9 HOH C 601 O 89.6 72.1 152.0 143.7 124.2 68.6 63.7 68.4 REMARK 620 N 1 2 3 4 5 6 7 8 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 ZN C 511 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS C 94 SG REMARK 620 2 CYS C 99 SG 101.6 REMARK 620 3 CYS D 94 SG 119.0 107.3 REMARK 620 4 CYS D 99 SG 110.3 103.6 113.2 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 HEM C 501 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS C 184 SG REMARK 620 2 HEM C 501 NA 102.8 REMARK 620 3 HEM C 501 NB 103.4 85.9 REMARK 620 4 HEM C 501 NC 93.9 163.2 89.2 REMARK 620 5 HEM C 501 ND 95.5 91.6 161.0 87.9 REMARK 620 N 1 2 3 4 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 GD C 510 GD REMARK 620 N RES CSSEQI ATOM REMARK 620 1 BTB C 504 O3 REMARK 620 2 BTB C 504 O4 76.2 REMARK 620 3 BTB C 504 N 68.4 63.4 REMARK 620 4 BTB C 504 O6 59.5 114.8 57.2 REMARK 620 5 BTB C 504 O8 119.7 97.3 56.3 71.0 REMARK 620 6 HOH C 627 O 62.5 72.2 119.4 116.5 168.8 REMARK 620 7 HOH C 748 O 108.8 134.0 162.2 105.7 116.3 70.8 REMARK 620 N 1 2 3 4 5 6 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 HEM D 501 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS D 184 SG REMARK 620 2 HEM D 501 NA 100.3 REMARK 620 3 HEM D 501 NB 97.4 90.5 REMARK 620 4 HEM D 501 NC 96.5 163.1 85.7 REMARK 620 5 HEM D 501 ND 101.6 88.8 160.8 89.5 REMARK 620 N 1 2 3 4 DBREF 7TSL A 41 480 UNP P29474 NOS3_HUMAN 41 480 DBREF 7TSL B 41 480 UNP P29474 NOS3_HUMAN 41 480 DBREF 7TSL C 41 480 UNP P29474 NOS3_HUMAN 41 480 DBREF 7TSL D 41 480 UNP P29474 NOS3_HUMAN 41 480 SEQADV 7TSL GLU A 298 UNP P29474 ASP 298 VARIANT SEQADV 7TSL GLU B 298 UNP P29474 ASP 298 VARIANT SEQADV 7TSL GLU C 298 UNP P29474 ASP 298 VARIANT SEQADV 7TSL GLU D 298 UNP P29474 ASP 298 VARIANT SEQRES 1 A 440 ALA PRO ALA SER LEU LEU PRO PRO ALA PRO GLU HIS SER SEQRES 2 A 440 PRO PRO SER SER PRO LEU THR GLN PRO PRO GLU GLY PRO SEQRES 3 A 440 LYS PHE PRO ARG VAL LYS ASN TRP GLU VAL GLY SER ILE SEQRES 4 A 440 THR TYR ASP THR LEU SER ALA GLN ALA GLN GLN ASP GLY SEQRES 5 A 440 PRO CYS THR PRO ARG ARG CYS LEU GLY SER LEU VAL PHE SEQRES 6 A 440 PRO ARG LYS LEU GLN GLY ARG PRO SER PRO GLY PRO PRO SEQRES 7 A 440 ALA PRO GLU GLN LEU LEU SER GLN ALA ARG ASP PHE ILE SEQRES 8 A 440 ASN GLN TYR TYR SER SER ILE LYS ARG SER GLY SER GLN SEQRES 9 A 440 ALA HIS GLU GLN ARG LEU GLN GLU VAL GLU ALA GLU VAL SEQRES 10 A 440 ALA ALA THR GLY THR TYR GLN LEU ARG GLU SER GLU LEU SEQRES 11 A 440 VAL PHE GLY ALA LYS GLN ALA TRP ARG ASN ALA PRO ARG SEQRES 12 A 440 CYS VAL GLY ARG ILE GLN TRP GLY LYS LEU GLN VAL PHE SEQRES 13 A 440 ASP ALA ARG ASP CYS ARG SER ALA GLN GLU MET PHE THR SEQRES 14 A 440 TYR ILE CYS ASN HIS ILE LYS TYR ALA THR ASN ARG GLY SEQRES 15 A 440 ASN LEU ARG SER ALA ILE THR VAL PHE PRO GLN ARG CYS SEQRES 16 A 440 PRO GLY ARG GLY ASP PHE ARG ILE TRP ASN SER GLN LEU SEQRES 17 A 440 VAL ARG TYR ALA GLY TYR ARG GLN GLN ASP GLY SER VAL SEQRES 18 A 440 ARG GLY ASP PRO ALA ASN VAL GLU ILE THR GLU LEU CYS SEQRES 19 A 440 ILE GLN HIS GLY TRP THR PRO GLY ASN GLY ARG PHE ASP SEQRES 20 A 440 VAL LEU PRO LEU LEU LEU GLN ALA PRO ASP GLU PRO PRO SEQRES 21 A 440 GLU LEU PHE LEU LEU PRO PRO GLU LEU VAL LEU GLU VAL SEQRES 22 A 440 PRO LEU GLU HIS PRO THR LEU GLU TRP PHE ALA ALA LEU SEQRES 23 A 440 GLY LEU ARG TRP TYR ALA LEU PRO ALA VAL SER ASN MET SEQRES 24 A 440 LEU LEU GLU ILE GLY GLY LEU GLU PHE PRO ALA ALA PRO SEQRES 25 A 440 PHE SER GLY TRP TYR MET SER THR GLU ILE GLY THR ARG SEQRES 26 A 440 ASN LEU CYS ASP PRO HIS ARG TYR ASN ILE LEU GLU ASP SEQRES 27 A 440 VAL ALA VAL CYS MET ASP LEU ASP THR ARG THR THR SER SEQRES 28 A 440 SER LEU TRP LYS ASP LYS ALA ALA VAL GLU ILE ASN VAL SEQRES 29 A 440 ALA VAL LEU HIS SER TYR GLN LEU ALA LYS VAL THR ILE SEQRES 30 A 440 VAL ASP HIS HIS ALA ALA THR ALA SER PHE MET LYS HIS SEQRES 31 A 440 LEU GLU ASN GLU GLN LYS ALA ARG GLY GLY CYS PRO ALA SEQRES 32 A 440 ASP TRP ALA TRP ILE VAL PRO PRO ILE SER GLY SER LEU SEQRES 33 A 440 THR PRO VAL PHE HIS GLN GLU MET VAL ASN TYR PHE LEU SEQRES 34 A 440 SER PRO ALA PHE ARG TYR GLN PRO ASP PRO TRP SEQRES 1 B 440 ALA PRO ALA SER LEU LEU PRO PRO ALA PRO GLU HIS SER SEQRES 2 B 440 PRO PRO SER SER PRO LEU THR GLN PRO PRO GLU GLY PRO SEQRES 3 B 440 LYS PHE PRO ARG VAL LYS ASN TRP GLU VAL GLY SER ILE SEQRES 4 B 440 THR TYR ASP THR LEU SER ALA GLN ALA GLN GLN ASP GLY SEQRES 5 B 440 PRO CYS THR PRO ARG ARG CYS LEU GLY SER LEU VAL PHE SEQRES 6 B 440 PRO ARG LYS LEU GLN GLY ARG PRO SER PRO GLY PRO PRO SEQRES 7 B 440 ALA PRO GLU GLN LEU LEU SER GLN ALA ARG ASP PHE ILE SEQRES 8 B 440 ASN GLN TYR TYR SER SER ILE LYS ARG SER GLY SER GLN SEQRES 9 B 440 ALA HIS GLU GLN ARG LEU GLN GLU VAL GLU ALA GLU VAL SEQRES 10 B 440 ALA ALA THR GLY THR TYR GLN LEU ARG GLU SER GLU LEU SEQRES 11 B 440 VAL PHE GLY ALA LYS GLN ALA TRP ARG ASN ALA PRO ARG SEQRES 12 B 440 CYS VAL GLY ARG ILE GLN TRP GLY LYS LEU GLN VAL PHE SEQRES 13 B 440 ASP ALA ARG ASP CYS ARG SER ALA GLN GLU MET PHE THR SEQRES 14 B 440 TYR ILE CYS ASN HIS ILE LYS TYR ALA THR ASN ARG GLY SEQRES 15 B 440 ASN LEU ARG SER ALA ILE THR VAL PHE PRO GLN ARG CYS SEQRES 16 B 440 PRO GLY ARG GLY ASP PHE ARG ILE TRP ASN SER GLN LEU SEQRES 17 B 440 VAL ARG TYR ALA GLY TYR ARG GLN GLN ASP GLY SER VAL SEQRES 18 B 440 ARG GLY ASP PRO ALA ASN VAL GLU ILE THR GLU LEU CYS SEQRES 19 B 440 ILE GLN HIS GLY TRP THR PRO GLY ASN GLY ARG PHE ASP SEQRES 20 B 440 VAL LEU PRO LEU LEU LEU GLN ALA PRO ASP GLU PRO PRO SEQRES 21 B 440 GLU LEU PHE LEU LEU PRO PRO GLU LEU VAL LEU GLU VAL SEQRES 22 B 440 PRO LEU GLU HIS PRO THR LEU GLU TRP PHE ALA ALA LEU SEQRES 23 B 440 GLY LEU ARG TRP TYR ALA LEU PRO ALA VAL SER ASN MET SEQRES 24 B 440 LEU LEU GLU ILE GLY GLY LEU GLU PHE PRO ALA ALA PRO SEQRES 25 B 440 PHE SER GLY TRP TYR MET SER THR GLU ILE GLY THR ARG SEQRES 26 B 440 ASN LEU CYS ASP PRO HIS ARG TYR ASN ILE LEU GLU ASP SEQRES 27 B 440 VAL ALA VAL CYS MET ASP LEU ASP THR ARG THR THR SER SEQRES 28 B 440 SER LEU TRP LYS ASP LYS ALA ALA VAL GLU ILE ASN VAL SEQRES 29 B 440 ALA VAL LEU HIS SER TYR GLN LEU ALA LYS VAL THR ILE SEQRES 30 B 440 VAL ASP HIS HIS ALA ALA THR ALA SER PHE MET LYS HIS SEQRES 31 B 440 LEU GLU ASN GLU GLN LYS ALA ARG GLY GLY CYS PRO ALA SEQRES 32 B 440 ASP TRP ALA TRP ILE VAL PRO PRO ILE SER GLY SER LEU SEQRES 33 B 440 THR PRO VAL PHE HIS GLN GLU MET VAL ASN TYR PHE LEU SEQRES 34 B 440 SER PRO ALA PHE ARG TYR GLN PRO ASP PRO TRP SEQRES 1 C 440 ALA PRO ALA SER LEU LEU PRO PRO ALA PRO GLU HIS SER SEQRES 2 C 440 PRO PRO SER SER PRO LEU THR GLN PRO PRO GLU GLY PRO SEQRES 3 C 440 LYS PHE PRO ARG VAL LYS ASN TRP GLU VAL GLY SER ILE SEQRES 4 C 440 THR TYR ASP THR LEU SER ALA GLN ALA GLN GLN ASP GLY SEQRES 5 C 440 PRO CYS THR PRO ARG ARG CYS LEU GLY SER LEU VAL PHE SEQRES 6 C 440 PRO ARG LYS LEU GLN GLY ARG PRO SER PRO GLY PRO PRO SEQRES 7 C 440 ALA PRO GLU GLN LEU LEU SER GLN ALA ARG ASP PHE ILE SEQRES 8 C 440 ASN GLN TYR TYR SER SER ILE LYS ARG SER GLY SER GLN SEQRES 9 C 440 ALA HIS GLU GLN ARG LEU GLN GLU VAL GLU ALA GLU VAL SEQRES 10 C 440 ALA ALA THR GLY THR TYR GLN LEU ARG GLU SER GLU LEU SEQRES 11 C 440 VAL PHE GLY ALA LYS GLN ALA TRP ARG ASN ALA PRO ARG SEQRES 12 C 440 CYS VAL GLY ARG ILE GLN TRP GLY LYS LEU GLN VAL PHE SEQRES 13 C 440 ASP ALA ARG ASP CYS ARG SER ALA GLN GLU MET PHE THR SEQRES 14 C 440 TYR ILE CYS ASN HIS ILE LYS TYR ALA THR ASN ARG GLY SEQRES 15 C 440 ASN LEU ARG SER ALA ILE THR VAL PHE PRO GLN ARG CYS SEQRES 16 C 440 PRO GLY ARG GLY ASP PHE ARG ILE TRP ASN SER GLN LEU SEQRES 17 C 440 VAL ARG TYR ALA GLY TYR ARG GLN GLN ASP GLY SER VAL SEQRES 18 C 440 ARG GLY ASP PRO ALA ASN VAL GLU ILE THR GLU LEU CYS SEQRES 19 C 440 ILE GLN HIS GLY TRP THR PRO GLY ASN GLY ARG PHE ASP SEQRES 20 C 440 VAL LEU PRO LEU LEU LEU GLN ALA PRO ASP GLU PRO PRO SEQRES 21 C 440 GLU LEU PHE LEU LEU PRO PRO GLU LEU VAL LEU GLU VAL SEQRES 22 C 440 PRO LEU GLU HIS PRO THR LEU GLU TRP PHE ALA ALA LEU SEQRES 23 C 440 GLY LEU ARG TRP TYR ALA LEU PRO ALA VAL SER ASN MET SEQRES 24 C 440 LEU LEU GLU ILE GLY GLY LEU GLU PHE PRO ALA ALA PRO SEQRES 25 C 440 PHE SER GLY TRP TYR MET SER THR GLU ILE GLY THR ARG SEQRES 26 C 440 ASN LEU CYS ASP PRO HIS ARG TYR ASN ILE LEU GLU ASP SEQRES 27 C 440 VAL ALA VAL CYS MET ASP LEU ASP THR ARG THR THR SER SEQRES 28 C 440 SER LEU TRP LYS ASP LYS ALA ALA VAL GLU ILE ASN VAL SEQRES 29 C 440 ALA VAL LEU HIS SER TYR GLN LEU ALA LYS VAL THR ILE SEQRES 30 C 440 VAL ASP HIS HIS ALA ALA THR ALA SER PHE MET LYS HIS SEQRES 31 C 440 LEU GLU ASN GLU GLN LYS ALA ARG GLY GLY CYS PRO ALA SEQRES 32 C 440 ASP TRP ALA TRP ILE VAL PRO PRO ILE SER GLY SER LEU SEQRES 33 C 440 THR PRO VAL PHE HIS GLN GLU MET VAL ASN TYR PHE LEU SEQRES 34 C 440 SER PRO ALA PHE ARG TYR GLN PRO ASP PRO TRP SEQRES 1 D 440 ALA PRO ALA SER LEU LEU PRO PRO ALA PRO GLU HIS SER SEQRES 2 D 440 PRO PRO SER SER PRO LEU THR GLN PRO PRO GLU GLY PRO SEQRES 3 D 440 LYS PHE PRO ARG VAL LYS ASN TRP GLU VAL GLY SER ILE SEQRES 4 D 440 THR TYR ASP THR LEU SER ALA GLN ALA GLN GLN ASP GLY SEQRES 5 D 440 PRO CYS THR PRO ARG ARG CYS LEU GLY SER LEU VAL PHE SEQRES 6 D 440 PRO ARG LYS LEU GLN GLY ARG PRO SER PRO GLY PRO PRO SEQRES 7 D 440 ALA PRO GLU GLN LEU LEU SER GLN ALA ARG ASP PHE ILE SEQRES 8 D 440 ASN GLN TYR TYR SER SER ILE LYS ARG SER GLY SER GLN SEQRES 9 D 440 ALA HIS GLU GLN ARG LEU GLN GLU VAL GLU ALA GLU VAL SEQRES 10 D 440 ALA ALA THR GLY THR TYR GLN LEU ARG GLU SER GLU LEU SEQRES 11 D 440 VAL PHE GLY ALA LYS GLN ALA TRP ARG ASN ALA PRO ARG SEQRES 12 D 440 CYS VAL GLY ARG ILE GLN TRP GLY LYS LEU GLN VAL PHE SEQRES 13 D 440 ASP ALA ARG ASP CYS ARG SER ALA GLN GLU MET PHE THR SEQRES 14 D 440 TYR ILE CYS ASN HIS ILE LYS TYR ALA THR ASN ARG GLY SEQRES 15 D 440 ASN LEU ARG SER ALA ILE THR VAL PHE PRO GLN ARG CYS SEQRES 16 D 440 PRO GLY ARG GLY ASP PHE ARG ILE TRP ASN SER GLN LEU SEQRES 17 D 440 VAL ARG TYR ALA GLY TYR ARG GLN GLN ASP GLY SER VAL SEQRES 18 D 440 ARG GLY ASP PRO ALA ASN VAL GLU ILE THR GLU LEU CYS SEQRES 19 D 440 ILE GLN HIS GLY TRP THR PRO GLY ASN GLY ARG PHE ASP SEQRES 20 D 440 VAL LEU PRO LEU LEU LEU GLN ALA PRO ASP GLU PRO PRO SEQRES 21 D 440 GLU LEU PHE LEU LEU PRO PRO GLU LEU VAL LEU GLU VAL SEQRES 22 D 440 PRO LEU GLU HIS PRO THR LEU GLU TRP PHE ALA ALA LEU SEQRES 23 D 440 GLY LEU ARG TRP TYR ALA LEU PRO ALA VAL SER ASN MET SEQRES 24 D 440 LEU LEU GLU ILE GLY GLY LEU GLU PHE PRO ALA ALA PRO SEQRES 25 D 440 PHE SER GLY TRP TYR MET SER THR GLU ILE GLY THR ARG SEQRES 26 D 440 ASN LEU CYS ASP PRO HIS ARG TYR ASN ILE LEU GLU ASP SEQRES 27 D 440 VAL ALA VAL CYS MET ASP LEU ASP THR ARG THR THR SER SEQRES 28 D 440 SER LEU TRP LYS ASP LYS ALA ALA VAL GLU ILE ASN VAL SEQRES 29 D 440 ALA VAL LEU HIS SER TYR GLN LEU ALA LYS VAL THR ILE SEQRES 30 D 440 VAL ASP HIS HIS ALA ALA THR ALA SER PHE MET LYS HIS SEQRES 31 D 440 LEU GLU ASN GLU GLN LYS ALA ARG GLY GLY CYS PRO ALA SEQRES 32 D 440 ASP TRP ALA TRP ILE VAL PRO PRO ILE SER GLY SER LEU SEQRES 33 D 440 THR PRO VAL PHE HIS GLN GLU MET VAL ASN TYR PHE LEU SEQRES 34 D 440 SER PRO ALA PHE ARG TYR GLN PRO ASP PRO TRP HET HEM A 501 43 HET H4B A 502 17 HET KMR A 503 18 HET BTB A 504 14 HET BTB A 505 14 HET BTB A 506 14 HET GOL A 507 6 HET GOL A 508 6 HET CL A 509 1 HET GD A 510 1 HET ZN A 511 1 HET HEM B 501 43 HET H4B B 502 17 HET KMR B 503 18 HET BTB B 504 14 HET BTB B 505 14 HET GOL B 506 6 HET CL B 507 1 HET GD B 508 1 HET HEM C 501 43 HET H4B C 502 17 HET KMR C 503 18 HET BTB C 504 14 HET BTB C 505 14 HET BTB C 506 14 HET GOL C 507 6 HET GOL C 508 6 HET CL C 509 1 HET GD C 510 1 HET ZN C 511 1 HET HEM D 501 43 HET H4B D 502 17 HET KMR D 503 18 HET BTB D 504 14 HET BTB D 505 14 HET CL D 506 1 HET GD D 507 1 HETNAM HEM PROTOPORPHYRIN IX CONTAINING FE HETNAM H4B 5,6,7,8-TETRAHYDROBIOPTERIN HETNAM KMR 4-METHYL-6-[3-(4-METHYLPIPERAZIN-1-YL)PROPYL]PYRIDIN-2- HETNAM 2 KMR AMINE HETNAM BTB 2-[BIS-(2-HYDROXY-ETHYL)-AMINO]-2-HYDROXYMETHYL- HETNAM 2 BTB PROPANE-1,3-DIOL HETNAM GOL GLYCEROL HETNAM CL CHLORIDE ION HETNAM GD GADOLINIUM ATOM HETNAM ZN ZINC ION HETSYN HEM HEME HETSYN BTB BIS-TRIS BUFFER HETSYN GOL GLYCERIN; PROPANE-1,2,3-TRIOL FORMUL 5 HEM 4(C34 H32 FE N4 O4) FORMUL 6 H4B 4(C9 H15 N5 O3) FORMUL 7 KMR 4(C14 H24 N4) FORMUL 8 BTB 10(C8 H19 N O5) FORMUL 11 GOL 5(C3 H8 O3) FORMUL 13 CL 4(CL 1-) FORMUL 14 GD 4(GD) FORMUL 15 ZN 2(ZN 2+) FORMUL 42 HOH *766(H2 O) HELIX 1 AA1 THR A 83 ALA A 88 5 6 HELIX 2 AA2 GLN A 122 ILE A 138 1 17 HELIX 3 AA3 SER A 143 GLY A 161 1 19 HELIX 4 AA4 ARG A 166 ALA A 181 1 16 HELIX 5 AA5 GLY A 186 TRP A 190 5 5 HELIX 6 AA6 SER A 203 ASN A 220 1 18 HELIX 7 AA7 ARG A 221 ASN A 223 5 3 HELIX 8 AA8 ASN A 267 HIS A 277 1 11 HELIX 9 AA9 PRO A 306 VAL A 310 5 5 HELIX 10 AB1 LEU A 320 GLY A 327 5 8 HELIX 11 AB2 SER A 359 THR A 364 1 6 HELIX 12 AB3 THR A 364 ASP A 369 1 6 HELIX 13 AB4 ILE A 375 MET A 383 1 9 HELIX 14 AB5 THR A 389 SER A 392 5 4 HELIX 15 AB6 LEU A 393 ALA A 413 1 21 HELIX 16 AB7 ASP A 419 GLY A 439 1 21 HELIX 17 AB8 ASP A 444 VAL A 449 1 6 HELIX 18 AB9 SER A 453 GLN A 462 5 10 HELIX 19 AC1 THR B 83 ALA B 88 5 6 HELIX 20 AC2 PRO B 120 ILE B 138 1 19 HELIX 21 AC3 SER B 143 GLY B 161 1 19 HELIX 22 AC4 ARG B 166 ASN B 180 1 15 HELIX 23 AC5 GLY B 186 TRP B 190 5 5 HELIX 24 AC6 SER B 203 ASN B 220 1 18 HELIX 25 AC7 ARG B 221 ASN B 223 5 3 HELIX 26 AC8 ASN B 267 HIS B 277 1 11 HELIX 27 AC9 PRO B 306 VAL B 310 5 5 HELIX 28 AD1 LEU B 320 GLY B 327 5 8 HELIX 29 AD2 SER B 359 THR B 364 1 6 HELIX 30 AD3 THR B 364 ASP B 369 1 6 HELIX 31 AD4 ILE B 375 MET B 383 1 9 HELIX 32 AD5 THR B 389 SER B 392 5 4 HELIX 33 AD6 LEU B 393 LYS B 414 1 22 HELIX 34 AD7 ASP B 419 GLY B 439 1 21 HELIX 35 AD8 ASP B 444 VAL B 449 1 6 HELIX 36 AD9 SER B 453 GLN B 462 5 10 HELIX 37 AE1 THR C 83 ALA C 88 5 6 HELIX 38 AE2 PRO C 120 ILE C 138 1 19 HELIX 39 AE3 SER C 143 GLY C 161 1 19 HELIX 40 AE4 ARG C 166 ASN C 180 1 15 HELIX 41 AE5 GLY C 186 TRP C 190 5 5 HELIX 42 AE6 SER C 203 ASN C 220 1 18 HELIX 43 AE7 ARG C 221 ASN C 223 5 3 HELIX 44 AE8 ASN C 267 GLN C 276 1 10 HELIX 45 AE9 LEU C 320 GLY C 327 5 8 HELIX 46 AF1 SER C 359 THR C 364 1 6 HELIX 47 AF2 THR C 364 ASP C 369 1 6 HELIX 48 AF3 ILE C 375 MET C 383 1 9 HELIX 49 AF4 THR C 389 SER C 392 5 4 HELIX 50 AF5 LEU C 393 ALA C 413 1 21 HELIX 51 AF6 ASP C 419 GLY C 439 1 21 HELIX 52 AF7 ASP C 444 VAL C 449 1 6 HELIX 53 AF8 SER C 453 GLN C 462 5 10 HELIX 54 AF9 THR D 83 ALA D 88 5 6 HELIX 55 AG1 PRO D 120 ILE D 138 1 19 HELIX 56 AG2 SER D 143 GLY D 161 1 19 HELIX 57 AG3 ARG D 166 ASN D 180 1 15 HELIX 58 AG4 GLY D 186 TRP D 190 5 5 HELIX 59 AG5 SER D 203 ASN D 220 1 18 HELIX 60 AG6 ARG D 221 ASN D 223 5 3 HELIX 61 AG7 ASN D 267 HIS D 277 1 11 HELIX 62 AG8 PRO D 306 VAL D 310 5 5 HELIX 63 AG9 LEU D 320 GLY D 327 5 8 HELIX 64 AH1 SER D 359 THR D 364 1 6 HELIX 65 AH2 THR D 364 ASP D 369 1 6 HELIX 66 AH3 ILE D 375 MET D 383 1 9 HELIX 67 AH4 THR D 389 SER D 392 5 4 HELIX 68 AH5 LEU D 393 ALA D 413 1 21 HELIX 69 AH6 ASP D 419 GLY D 439 1 21 HELIX 70 AH7 ASP D 444 VAL D 449 1 6 HELIX 71 AH8 SER D 453 THR D 457 5 5 SHEET 1 AA1 2 ARG A 70 LYS A 72 0 SHEET 2 AA1 2 ILE A 79 TYR A 81 -1 O THR A 80 N VAL A 71 SHEET 1 AA2 4 GLN A 194 ASP A 197 0 SHEET 2 AA2 4 ALA A 227 VAL A 230 1 O ILE A 228 N PHE A 196 SHEET 3 AA2 4 PHE A 353 SER A 354 -1 O SER A 354 N ALA A 227 SHEET 4 AA2 4 ALA A 335 VAL A 336 -1 N VAL A 336 O PHE A 353 SHEET 1 AA3 3 ARG A 242 ILE A 243 0 SHEET 2 AA3 3 LEU A 291 GLN A 294 -1 O GLN A 294 N ARG A 242 SHEET 3 AA3 3 GLU A 301 PHE A 303 -1 O PHE A 303 N LEU A 291 SHEET 1 AA4 2 GLY A 253 TYR A 254 0 SHEET 2 AA4 2 ARG A 262 GLY A 263 -1 O ARG A 262 N TYR A 254 SHEET 1 AA5 2 GLU A 312 PRO A 314 0 SHEET 2 AA5 2 ARG A 329 TYR A 331 -1 O TRP A 330 N VAL A 313 SHEET 1 AA6 3 LEU A 346 PHE A 348 0 SHEET 2 AA6 3 LEU A 340 ILE A 343 -1 N LEU A 341 O PHE A 348 SHEET 3 AA6 3 ALA A 472 ARG A 474 -1 O ARG A 474 N LEU A 340 SHEET 1 AA7 2 TYR A 357 MET A 358 0 SHEET 2 AA7 2 ILE A 417 VAL A 418 1 O VAL A 418 N TYR A 357 SHEET 1 AA8 2 ARG B 70 LYS B 72 0 SHEET 2 AA8 2 ILE B 79 TYR B 81 -1 O THR B 80 N VAL B 71 SHEET 1 AA9 4 GLN B 194 ASP B 197 0 SHEET 2 AA9 4 ALA B 227 VAL B 230 1 O ILE B 228 N PHE B 196 SHEET 3 AA9 4 PHE B 353 SER B 354 -1 O SER B 354 N ALA B 227 SHEET 4 AA9 4 ALA B 335 VAL B 336 -1 N VAL B 336 O PHE B 353 SHEET 1 AB1 3 ARG B 242 ILE B 243 0 SHEET 2 AB1 3 LEU B 291 GLN B 294 -1 O GLN B 294 N ARG B 242 SHEET 3 AB1 3 GLU B 301 PHE B 303 -1 O PHE B 303 N LEU B 291 SHEET 1 AB2 2 GLY B 253 ARG B 255 0 SHEET 2 AB2 2 VAL B 261 GLY B 263 -1 O ARG B 262 N TYR B 254 SHEET 1 AB3 2 GLU B 312 PRO B 314 0 SHEET 2 AB3 2 ARG B 329 TYR B 331 -1 O TRP B 330 N VAL B 313 SHEET 1 AB4 3 LEU B 346 PHE B 348 0 SHEET 2 AB4 3 LEU B 340 ILE B 343 -1 N LEU B 341 O PHE B 348 SHEET 3 AB4 3 ALA B 472 ARG B 474 -1 O ARG B 474 N LEU B 340 SHEET 1 AB5 2 TYR B 357 MET B 358 0 SHEET 2 AB5 2 ILE B 417 VAL B 418 1 O VAL B 418 N TYR B 357 SHEET 1 AB6 2 ARG C 70 LYS C 72 0 SHEET 2 AB6 2 ILE C 79 TYR C 81 -1 O THR C 80 N VAL C 71 SHEET 1 AB7 4 GLN C 194 ASP C 197 0 SHEET 2 AB7 4 ALA C 227 VAL C 230 1 O ILE C 228 N PHE C 196 SHEET 3 AB7 4 PHE C 353 SER C 354 -1 O SER C 354 N ALA C 227 SHEET 4 AB7 4 ALA C 335 VAL C 336 -1 N VAL C 336 O PHE C 353 SHEET 1 AB8 3 ARG C 242 ILE C 243 0 SHEET 2 AB8 3 LEU C 291 GLN C 294 -1 O GLN C 294 N ARG C 242 SHEET 3 AB8 3 GLU C 301 PHE C 303 -1 O PHE C 303 N LEU C 291 SHEET 1 AB9 2 GLY C 253 ARG C 255 0 SHEET 2 AB9 2 VAL C 261 GLY C 263 -1 O ARG C 262 N TYR C 254 SHEET 1 AC1 2 GLU C 312 PRO C 314 0 SHEET 2 AC1 2 ARG C 329 TYR C 331 -1 O TRP C 330 N VAL C 313 SHEET 1 AC2 3 LEU C 346 PHE C 348 0 SHEET 2 AC2 3 LEU C 340 ILE C 343 -1 N LEU C 341 O PHE C 348 SHEET 3 AC2 3 ALA C 472 ARG C 474 -1 O ARG C 474 N LEU C 340 SHEET 1 AC3 2 TYR C 357 MET C 358 0 SHEET 2 AC3 2 ILE C 417 VAL C 418 1 O VAL C 418 N TYR C 357 SHEET 1 AC4 2 ARG D 70 LYS D 72 0 SHEET 2 AC4 2 ILE D 79 TYR D 81 -1 O THR D 80 N VAL D 71 SHEET 1 AC5 4 GLN D 194 ASP D 197 0 SHEET 2 AC5 4 ALA D 227 VAL D 230 1 O ILE D 228 N PHE D 196 SHEET 3 AC5 4 PHE D 353 SER D 354 -1 O SER D 354 N ALA D 227 SHEET 4 AC5 4 ALA D 335 VAL D 336 -1 N VAL D 336 O PHE D 353 SHEET 1 AC6 3 ARG D 242 ILE D 243 0 SHEET 2 AC6 3 LEU D 291 GLN D 294 -1 O GLN D 294 N ARG D 242 SHEET 3 AC6 3 GLU D 301 PHE D 303 -1 O GLU D 301 N LEU D 293 SHEET 1 AC7 2 GLY D 253 ARG D 255 0 SHEET 2 AC7 2 VAL D 261 GLY D 263 -1 O ARG D 262 N TYR D 254 SHEET 1 AC8 2 GLU D 312 PRO D 314 0 SHEET 2 AC8 2 ARG D 329 TYR D 331 -1 O TRP D 330 N VAL D 313 SHEET 1 AC9 3 LEU D 346 PHE D 348 0 SHEET 2 AC9 3 LEU D 340 ILE D 343 -1 N LEU D 341 O PHE D 348 SHEET 3 AC9 3 ALA D 472 ARG D 474 -1 O ARG D 474 N LEU D 340 SHEET 1 AD1 2 TYR D 357 MET D 358 0 SHEET 2 AD1 2 ILE D 417 VAL D 418 1 O VAL D 418 N TYR D 357 LINK SG CYS A 94 ZN ZN A 511 1555 1555 2.35 LINK SG CYS A 99 ZN ZN A 511 1555 1555 2.38 LINK SG CYS A 184 FE HEM A 501 1555 1555 2.25 LINK O3 BTB A 504 GD GD A 510 1555 1555 2.68 LINK O4 BTB A 504 GD GD A 510 1555 1555 2.67 LINK N BTB A 504 GD GD A 510 1555 1555 2.83 LINK O6 BTB A 504 GD GD A 510 1555 1555 2.77 LINK O8 BTB A 504 GD GD A 510 1555 1555 2.77 LINK GD GD A 510 O HOH A 625 1555 1555 2.78 LINK GD GD A 510 O HOH A 655 1555 1555 2.75 LINK GD GD A 510 O HOH A 716 1555 1555 2.76 LINK GD GD A 510 O HOH A 731 1555 1555 2.79 LINK ZN ZN A 511 SG CYS B 94 1555 1555 2.31 LINK ZN ZN A 511 SG CYS B 99 1555 1555 2.35 LINK O HOH A 604 GD GD D 507 1655 1555 2.56 LINK SG CYS B 184 FE HEM B 501 1555 1555 2.31 LINK O THR B 319 GD GD B 508 1555 1555 2.53 LINK OE1 GLU B 321 GD GD B 508 1555 1555 2.70 LINK O3 BTB B 504 GD GD B 508 1555 1555 2.40 LINK O4 BTB B 504 GD GD B 508 1555 1555 2.65 LINK N BTB B 504 GD GD B 508 1555 1555 2.63 LINK O6 BTB B 504 GD GD B 508 1555 1555 2.98 LINK O8 BTB B 504 GD GD B 508 1555 1555 2.62 LINK GD GD B 508 O HOH B 774 1555 1555 2.69 LINK GD GD B 508 O HOH C 601 1555 1555 2.69 LINK SG CYS C 94 ZN ZN C 511 1555 1555 2.33 LINK SG CYS C 99 ZN ZN C 511 1555 1555 2.43 LINK SG CYS C 184 FE HEM C 501 1555 1555 2.39 LINK O3 BTB C 504 GD GD C 510 1555 1555 2.38 LINK O4 BTB C 504 GD GD C 510 1555 1555 2.63 LINK N BTB C 504 GD GD C 510 1555 1555 2.88 LINK O6 BTB C 504 GD GD C 510 1555 1555 2.73 LINK O8 BTB C 504 GD GD C 510 1555 1555 2.84 LINK GD GD C 510 O HOH C 627 1555 1555 2.68 LINK GD GD C 510 O HOH C 748 1555 1555 2.81 LINK ZN ZN C 511 SG CYS D 94 1555 1555 2.46 LINK ZN ZN C 511 SG CYS D 99 1555 1555 2.50 LINK SG CYS D 184 FE HEM D 501 1555 1555 2.27 LINK O THR D 319 GD GD D 507 1555 1555 2.50 LINK OE1 GLU D 321 GD GD D 507 1555 1555 2.69 LINK OE2 GLU D 321 GD GD D 507 1555 1555 3.13 LINK O3 BTB D 504 GD GD D 507 1555 1555 2.49 LINK O4 BTB D 504 GD GD D 507 1555 1555 2.69 LINK N BTB D 504 GD GD D 507 1555 1555 2.83 LINK O6 BTB D 504 GD GD D 507 1555 1555 2.74 LINK O8 BTB D 504 GD GD D 507 1555 1555 2.78 LINK GD GD D 507 O HOH D 798 1555 1555 2.65 CISPEP 1 SER A 470 PRO A 471 0 -0.42 CISPEP 2 SER B 470 PRO B 471 0 2.57 CISPEP 3 SER C 470 PRO C 471 0 2.05 CISPEP 4 SER D 470 PRO D 471 0 -0.47 CRYST1 60.277 153.650 109.077 90.00 90.60 90.00 P 1 21 1 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 0.016590 0.000000 0.000174 0.00000 SCALE2 0.000000 0.006508 0.000000 0.00000 SCALE3 0.000000 0.000000 0.009168 0.00000