HEADER OXIDOREDUCTASE 31-JAN-22 7TSP TITLE STRUCTURE OF HUMAN ENDOTHELIAL NITRIC OXIDE SYNTHASE HEME DOMAIN IN TITLE 2 COMPLEX WITH 6-(3-(4,4-DIFLUOROPIPERIDIN-1-YL)PROP-1-YN-1-YL)-4- TITLE 3 METHYLPYRIDIN-2-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 7TSP 1 REMARK REVDAT 1 13-JUL-22 7TSP 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. 2.00 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) : 2.00 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 39.02 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 0.640 REMARK 3 COMPLETENESS FOR RANGE (%) : 91.5 REMARK 3 NUMBER OF REFLECTIONS : 119808 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.218 REMARK 3 R VALUE (WORKING SET) : 0.215 REMARK 3 FREE R VALUE : 0.267 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.020 REMARK 3 FREE R VALUE TEST SET COUNT : 11871 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 39.0198 - 6.2074 0.98 8103 372 0.1887 0.2038 REMARK 3 2 6.2074 - 4.9301 1.00 8107 447 0.1587 0.2210 REMARK 3 3 4.9301 - 4.3078 0.96 7925 391 0.1390 0.1743 REMARK 3 4 4.3078 - 3.9144 0.99 8077 444 0.1604 0.2277 REMARK 3 5 3.9144 - 3.6340 0.99 8158 393 0.1683 0.2052 REMARK 3 6 3.6340 - 3.4199 0.99 8151 452 0.1860 0.2576 REMARK 3 7 3.4199 - 3.2487 0.98 8019 443 0.2061 0.2629 REMARK 3 8 3.2487 - 3.1074 0.95 7782 390 0.2120 0.2860 REMARK 3 9 3.1074 - 2.9878 0.98 8114 361 0.2155 0.3011 REMARK 3 10 2.9878 - 2.8847 0.99 8153 419 0.2416 0.3124 REMARK 3 11 2.8847 - 2.7945 0.99 8073 438 0.2461 0.2974 REMARK 3 12 2.7945 - 2.7147 0.99 8071 418 0.2400 0.3250 REMARK 3 13 2.7147 - 2.6432 0.99 8135 466 0.2434 0.2811 REMARK 3 14 2.6432 - 2.5788 0.99 8044 469 0.2329 0.2982 REMARK 3 15 2.5788 - 2.5201 0.99 8195 402 0.2476 0.3215 REMARK 3 16 2.5201 - 2.4665 0.92 7515 402 0.2726 0.2991 REMARK 3 17 2.4665 - 2.4172 0.96 7906 442 0.2789 0.3558 REMARK 3 18 2.4172 - 2.3716 0.98 7995 415 0.2849 0.3401 REMARK 3 19 2.3716 - 2.3292 0.98 8171 422 0.2982 0.3378 REMARK 3 20 2.3292 - 2.2897 0.99 7967 434 0.3049 0.3246 REMARK 3 21 2.2897 - 2.2528 0.98 8153 395 0.3071 0.3685 REMARK 3 22 2.2528 - 2.2182 0.98 7951 436 0.3260 0.3555 REMARK 3 23 2.2182 - 2.1855 0.97 7881 419 0.3350 0.3491 REMARK 3 24 2.1855 - 2.1548 0.93 7677 357 0.3466 0.3864 REMARK 3 25 2.1548 - 2.1256 0.88 7069 398 0.3471 0.3887 REMARK 3 26 2.1256 - 2.0980 0.83 6858 394 0.3647 0.3815 REMARK 3 27 2.0980 - 2.0718 0.70 5750 344 0.3786 0.3723 REMARK 3 28 2.0718 - 2.0469 0.75 5989 346 0.3781 0.4149 REMARK 3 29 2.0469 - 2.0231 0.57 4638 259 0.3964 0.4003 REMARK 3 30 2.0231 - 2.0003 0.25 2056 103 0.5100 0.5464 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) : 0.310 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 33.500 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 36.07 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 58.83 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 13783 REMARK 3 ANGLE : 1.049 18773 REMARK 3 CHIRALITY : 0.056 1952 REMARK 3 PLANARITY : 0.006 2405 REMARK 3 DIHEDRAL : 15.282 8050 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): 63.607 31.878 -185.395 REMARK 3 T TENSOR REMARK 3 T11: 0.6628 T22: 0.4745 REMARK 3 T33: 0.4205 T12: 0.1872 REMARK 3 T13: 0.1950 T23: 0.2537 REMARK 3 L TENSOR REMARK 3 L11: 0.6820 L22: 1.5539 REMARK 3 L33: 1.3801 L12: 0.1581 REMARK 3 L13: -0.1276 L23: -0.4221 REMARK 3 S TENSOR REMARK 3 S11: 0.1981 S12: 0.4006 S13: 0.2915 REMARK 3 S21: 0.1326 S22: 0.2184 S23: 0.2781 REMARK 3 S31: -0.6536 S32: -0.4575 S33: -0.0836 REMARK 3 TLS GROUP : 2 REMARK 3 SELECTION: ( CHAIN B AND RESID 68:480 ) REMARK 3 ORIGIN FOR THE GROUP (A): 73.582 8.428 -157.631 REMARK 3 T TENSOR REMARK 3 T11: 0.4375 T22: 0.1920 REMARK 3 T33: 0.2480 T12: -0.0456 REMARK 3 T13: 0.0078 T23: 0.0160 REMARK 3 L TENSOR REMARK 3 L11: 1.0018 L22: 1.2163 REMARK 3 L33: 1.9704 L12: -0.3869 REMARK 3 L13: -0.1134 L23: -0.6971 REMARK 3 S TENSOR REMARK 3 S11: 0.0148 S12: -0.0603 S13: 0.0395 REMARK 3 S21: 0.4331 S22: 0.1091 S23: 0.0312 REMARK 3 S31: -0.2381 S32: -0.1373 S33: -0.0839 REMARK 3 TLS GROUP : 3 REMARK 3 SELECTION: ( CHAIN C AND RESID 68:480 ) REMARK 3 ORIGIN FOR THE GROUP (A): 92.312 -34.168 -195.339 REMARK 3 T TENSOR REMARK 3 T11: 0.7323 T22: 0.3099 REMARK 3 T33: 0.3419 T12: -0.0299 REMARK 3 T13: -0.0612 T23: 0.1119 REMARK 3 L TENSOR REMARK 3 L11: 0.5203 L22: 1.4842 REMARK 3 L33: 1.2619 L12: -0.1392 REMARK 3 L13: 0.2763 L23: -0.1272 REMARK 3 S TENSOR REMARK 3 S11: 0.0961 S12: -0.2529 S13: -0.2254 REMARK 3 S21: -0.0541 S22: 0.0611 S23: 0.1640 REMARK 3 S31: 0.5606 S32: -0.1861 S33: -0.0469 REMARK 3 TLS GROUP : 4 REMARK 3 SELECTION: ( CHAIN D AND RESID 68:480 ) REMARK 3 ORIGIN FOR THE GROUP (A): 102.506 -10.401 -222.637 REMARK 3 T TENSOR REMARK 3 T11: 0.4322 T22: 0.1544 REMARK 3 T33: 0.1998 T12: 0.0351 REMARK 3 T13: -0.0111 T23: -0.0075 REMARK 3 L TENSOR REMARK 3 L11: 0.8477 L22: 0.7239 REMARK 3 L33: 2.0611 L12: 0.2442 REMARK 3 L13: 0.2554 L23: -0.0704 REMARK 3 S TENSOR REMARK 3 S11: -0.0560 S12: 0.0901 S13: -0.0060 REMARK 3 S21: -0.2170 S22: 0.0922 S23: 0.0033 REMARK 3 S31: -0.0111 S32: 0.0846 S33: -0.0397 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 7TSP COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 03-FEB-22. REMARK 100 THE DEPOSITION ID IS D_1000262655. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 01-NOV-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 0.7.7 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 128437 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.000 REMARK 200 RESOLUTION RANGE LOW (A) : 39.020 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 98.4 REMARK 200 DATA REDUNDANCY : 4.600 REMARK 200 R MERGE (I) : 0.15600 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 5.2000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.00 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.03 REMARK 200 COMPLETENESS FOR SHELL (%) : 97.0 REMARK 200 DATA REDUNDANCY IN SHELL : 4.30 REMARK 200 R MERGE FOR SHELL (I) : 3.70300 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 76.35500 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: 11610 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 33340 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -156.0 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: 11670 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 33490 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -154.0 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 ARG A 107 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 ARG B 107 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 ARG C 107 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 O HOH C 619 O HOH C 683 2.08 REMARK 500 OG SER C 78 O HOH C 601 2.13 REMARK 500 OH TYR A 475 O1D HEM A 501 2.19 REMARK 500 O GLU A 147 NE2 GLN A 151 2.19 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 OE2 GLU A 152 O4 BTB D 505 2851 2.11 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: COVALENT BOND LENGTHS REMARK 500 REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT: (10X,I3,1X,2(A3,1X,A1,I4,A1,1X,A4,3X),1X,F6.3) REMARK 500 REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999 REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996 REMARK 500 REMARK 500 M RES CSSEQI ATM1 RES CSSEQI ATM2 DEVIATION REMARK 500 CYS A 94 CB CYS A 94 SG 0.108 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 GLN A 89 -77.61 -95.20 REMARK 500 GLU A 121 36.16 -80.99 REMARK 500 GLN A 144 -96.69 38.56 REMARK 500 THR A 162 -164.38 -174.76 REMARK 500 ASP A 200 58.63 -92.86 REMARK 500 SER A 203 153.47 104.28 REMARK 500 GLN A 257 24.00 -65.18 REMARK 500 ASP A 258 36.30 -167.85 REMARK 500 VAL A 268 -40.10 -29.25 REMARK 500 PHE A 286 41.16 -142.03 REMARK 500 ASN A 338 -0.68 -140.93 REMARK 500 ALA A 351 71.34 -158.20 REMARK 500 ARG A 372 -138.48 -108.64 REMARK 500 PRO A 479 36.23 -75.32 REMARK 500 GLN B 89 -89.51 -80.22 REMARK 500 ASP B 258 35.30 -95.16 REMARK 500 ASN B 283 36.05 -155.00 REMARK 500 ALA B 351 73.07 -157.99 REMARK 500 ARG B 372 -132.17 -108.65 REMARK 500 CYS B 441 115.74 -167.33 REMARK 500 GLN C 89 -87.71 -80.01 REMARK 500 SER C 260 -164.02 -76.77 REMARK 500 HIS C 277 46.01 -68.55 REMARK 500 ASN C 283 24.95 -141.23 REMARK 500 ARG C 372 -132.65 -110.16 REMARK 500 GLN D 89 -89.63 -67.20 REMARK 500 ARG D 140 28.52 -144.14 REMARK 500 ARG D 238 129.11 -170.95 REMARK 500 ASN D 283 30.60 -141.85 REMARK 500 ALA D 351 68.96 -156.39 REMARK 500 ARG D 372 -128.56 -112.74 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 C 698 DISTANCE = 6.62 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 97.2 REMARK 620 3 CYS B 94 SG 131.0 109.6 REMARK 620 4 CYS B 99 SG 109.0 100.1 105.8 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 98.4 REMARK 620 3 HEM A 501 NB 97.7 87.9 REMARK 620 4 HEM A 501 NC 95.4 166.0 88.3 REMARK 620 5 HEM A 501 ND 98.6 90.7 163.6 89.2 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 60.8 REMARK 620 3 BTB A 504 N 79.0 85.1 REMARK 620 4 BTB A 504 O6 86.1 142.1 69.9 REMARK 620 5 BTB A 504 O8 142.8 107.3 64.4 87.6 REMARK 620 6 HOH A 603 O 51.8 106.0 106.9 58.2 144.5 REMARK 620 7 HOH A 606 O 53.3 64.2 131.1 111.8 157.9 53.6 REMARK 620 8 HOH A 627 O 139.8 157.9 104.9 59.6 61.9 90.1 117.8 REMARK 620 9 HOH A 659 O 133.7 88.8 135.9 129.0 76.1 116.7 83.1 70.2 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 100.5 REMARK 620 3 HEM B 501 NB 99.4 90.1 REMARK 620 4 HEM B 501 NC 96.6 162.9 86.7 REMARK 620 5 HEM B 501 ND 100.2 86.0 160.4 91.4 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 59.8 REMARK 620 3 BTB B 504 O3 87.3 126.1 REMARK 620 4 BTB B 504 O4 79.0 71.5 60.4 REMARK 620 5 BTB B 504 N 144.7 106.7 75.2 65.7 REMARK 620 6 BTB B 504 O6 142.1 136.5 96.2 134.8 71.3 REMARK 620 7 BTB B 504 O8 119.6 61.2 140.1 94.2 66.0 80.3 REMARK 620 8 HOH B 601 O 93.6 124.4 96.8 156.0 118.4 48.6 109.1 REMARK 620 9 HOH C 603 O 89.4 70.0 157.5 140.4 118.0 73.3 59.0 61.2 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 B 509 GD REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HOH B 657 O REMARK 620 2 BTB C 504 O3 79.3 REMARK 620 3 BTB C 504 N 145.7 82.5 REMARK 620 4 BTB C 504 O4 82.3 79.3 65.8 REMARK 620 5 BTB C 504 O8 140.6 137.6 56.1 90.7 REMARK 620 6 BTB C 504 O6 139.7 76.2 60.7 123.1 75.3 REMARK 620 7 HOH C 614 O 62.7 56.1 127.0 126.1 142.2 77.1 REMARK 620 8 HOH C 693 O 53.9 116.8 158.2 125.0 102.7 111.9 65.0 REMARK 620 N 1 2 3 4 5 6 7 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 ZN C 512 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS C 94 SG REMARK 620 2 CYS C 99 SG 101.5 REMARK 620 3 CYS D 94 SG 119.0 109.3 REMARK 620 4 CYS D 99 SG 107.5 108.2 110.7 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 102.6 REMARK 620 3 HEM C 501 NB 100.8 85.1 REMARK 620 4 HEM C 501 NC 93.7 163.7 92.5 REMARK 620 5 HEM C 501 ND 97.4 93.1 161.7 84.1 REMARK 620 N 1 2 3 4 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 97.9 REMARK 620 3 HEM D 501 NB 93.1 92.6 REMARK 620 4 HEM D 501 NC 91.8 170.3 86.1 REMARK 620 5 HEM D 501 ND 100.0 89.5 166.4 89.6 REMARK 620 N 1 2 3 4 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 GD D 508 GD REMARK 620 N RES CSSEQI ATOM REMARK 620 1 THR D 319 O REMARK 620 2 GLU D 321 OE1 63.9 REMARK 620 3 BTB D 504 O3 77.8 116.8 REMARK 620 4 BTB D 504 O4 78.8 69.1 55.1 REMARK 620 5 BTB D 504 N 138.2 110.3 68.6 61.9 REMARK 620 6 BTB D 504 O6 153.3 131.0 105.9 125.5 63.6 REMARK 620 7 BTB D 504 O8 124.2 60.5 131.7 85.1 68.7 73.6 REMARK 620 N 1 2 3 4 5 6 DBREF 7TSP A 41 480 UNP P29474 NOS3_HUMAN 41 480 DBREF 7TSP B 41 480 UNP P29474 NOS3_HUMAN 41 480 DBREF 7TSP C 41 480 UNP P29474 NOS3_HUMAN 41 480 DBREF 7TSP D 41 480 UNP P29474 NOS3_HUMAN 41 480 SEQADV 7TSP GLU A 298 UNP P29474 ASP 298 VARIANT SEQADV 7TSP GLU B 298 UNP P29474 ASP 298 VARIANT SEQADV 7TSP GLU C 298 UNP P29474 ASP 298 VARIANT SEQADV 7TSP 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 K8O A 503 19 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 K8O B 503 19 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 GD B 509 1 HET HEM C 501 43 HET H4B C 502 17 HET K8O C 503 19 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 GOL C 509 6 HET GOL C 510 6 HET CL C 511 1 HET ZN C 512 1 HET HEM D 501 43 HET H4B D 502 17 HET K8O D 503 19 HET BTB D 504 14 HET BTB D 505 14 HET GOL D 506 6 HET CL D 507 1 HET GD D 508 1 HETNAM HEM PROTOPORPHYRIN IX CONTAINING FE HETNAM H4B 5,6,7,8-TETRAHYDROBIOPTERIN HETNAM K8O 6-[3-(4,4-DIFLUOROPIPERIDIN-1-YL)PROP-1-YN-1-YL]-4- HETNAM 2 K8O METHYLPYRIDIN-2-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 K8O 4(C14 H17 F2 N3) FORMUL 8 BTB 10(C8 H19 N O5) FORMUL 11 GOL 8(C3 H8 O3) FORMUL 13 CL 4(CL 1-) FORMUL 14 GD 4(GD) FORMUL 15 ZN 2(ZN 2+) FORMUL 45 HOH *451(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 GLN A 144 GLY A 161 1 18 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 MET B 358 THR B 364 1 7 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 ALA B 413 1 21 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 THR B 457 5 5 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 HIS C 277 1 11 HELIX 45 AE9 TRP C 322 GLY C 327 5 6 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 MET D 358 THR D 364 1 7 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 LYS D 414 1 22 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 ALA B 472 N GLU B 342 SHEET 1 AB5 2 ARG C 70 LYS C 72 0 SHEET 2 AB5 2 ILE C 79 TYR C 81 -1 O THR C 80 N VAL C 71 SHEET 1 AB6 4 GLN C 194 ASP C 197 0 SHEET 2 AB6 4 ALA C 227 VAL C 230 1 O ILE C 228 N PHE C 196 SHEET 3 AB6 4 PHE C 353 SER C 354 -1 O SER C 354 N ALA C 227 SHEET 4 AB6 4 ALA C 335 VAL C 336 -1 N VAL C 336 O PHE C 353 SHEET 1 AB7 3 ARG C 242 ILE C 243 0 SHEET 2 AB7 3 LEU C 291 GLN C 294 -1 O GLN C 294 N ARG C 242 SHEET 3 AB7 3 GLU C 301 PHE C 303 -1 O PHE C 303 N LEU C 291 SHEET 1 AB8 2 GLY C 253 ARG C 255 0 SHEET 2 AB8 2 VAL C 261 GLY C 263 -1 O ARG C 262 N TYR C 254 SHEET 1 AB9 2 GLU C 312 PRO C 314 0 SHEET 2 AB9 2 ARG C 329 TYR C 331 -1 O TRP C 330 N VAL C 313 SHEET 1 AC1 3 LEU C 346 PHE C 348 0 SHEET 2 AC1 3 LEU C 340 ILE C 343 -1 N LEU C 341 O PHE C 348 SHEET 3 AC1 3 ALA C 472 ARG C 474 -1 O ARG C 474 N LEU C 340 SHEET 1 AC2 2 TYR C 357 MET C 358 0 SHEET 2 AC2 2 ILE C 417 VAL C 418 1 O VAL C 418 N TYR C 357 SHEET 1 AC3 2 ARG D 70 LYS D 72 0 SHEET 2 AC3 2 ILE D 79 TYR D 81 -1 O THR D 80 N VAL D 71 SHEET 1 AC4 4 GLN D 194 ASP D 197 0 SHEET 2 AC4 4 ALA D 227 VAL D 230 1 O ILE D 228 N PHE D 196 SHEET 3 AC4 4 PHE D 353 SER D 354 -1 O SER D 354 N ALA D 227 SHEET 4 AC4 4 ALA D 335 VAL D 336 -1 N VAL D 336 O PHE D 353 SHEET 1 AC5 3 ARG D 242 ILE D 243 0 SHEET 2 AC5 3 LEU D 291 GLN D 294 -1 O GLN D 294 N ARG D 242 SHEET 3 AC5 3 GLU D 301 PHE D 303 -1 O GLU D 301 N LEU D 293 SHEET 1 AC6 2 GLY D 253 ARG D 255 0 SHEET 2 AC6 2 VAL D 261 GLY D 263 -1 O ARG D 262 N TYR D 254 SHEET 1 AC7 2 GLU D 312 PRO D 314 0 SHEET 2 AC7 2 ARG D 329 TYR D 331 -1 O TRP D 330 N VAL D 313 SHEET 1 AC8 3 LEU D 346 PHE D 348 0 SHEET 2 AC8 3 LEU D 340 ILE D 343 -1 N LEU D 341 O PHE D 348 SHEET 3 AC8 3 ALA D 472 ARG D 474 -1 O ARG D 474 N LEU D 340 LINK SG CYS A 94 ZN ZN A 511 1555 1555 2.30 LINK SG CYS A 99 ZN ZN A 511 1555 1555 2.30 LINK SG CYS A 184 FE HEM A 501 1555 1555 2.31 LINK O3 BTB A 504 GD GD A 510 1555 1555 2.70 LINK O4 BTB A 504 GD GD A 510 1555 1555 2.69 LINK N BTB A 504 GD GD A 510 1555 1555 2.51 LINK O6 BTB A 504 GD GD A 510 1555 1555 2.72 LINK O8 BTB A 504 GD GD A 510 1555 1555 2.76 LINK GD GD A 510 O HOH A 603 1555 1555 2.71 LINK GD GD A 510 O HOH A 606 1555 1555 2.76 LINK GD GD A 510 O HOH A 627 1555 1555 2.77 LINK GD GD A 510 O HOH A 659 1555 1555 2.80 LINK GD GD A 510 O HOH A 661 1555 1555 2.75 LINK ZN ZN A 511 SG CYS B 94 1555 1555 2.47 LINK ZN ZN A 511 SG CYS B 99 1555 1555 2.47 LINK SG CYS B 184 FE HEM B 501 1555 1555 2.25 LINK O THR B 319 GD GD B 508 1555 1555 2.64 LINK OE1 GLU B 321 GD GD B 508 1555 1555 2.73 LINK O3 BTB B 504 GD GD B 508 1555 1555 2.45 LINK O4 BTB B 504 GD GD B 508 1555 1555 2.63 LINK N BTB B 504 GD GD B 508 1555 1555 2.63 LINK O6 BTB B 504 GD GD B 508 1555 1555 2.79 LINK O8 BTB B 504 GD GD B 508 1555 1555 2.62 LINK GD GD B 508 O HOH B 601 1555 1555 2.70 LINK GD GD B 508 O HOH C 603 1555 1555 2.57 LINK GD GD B 509 O HOH B 657 1555 1555 2.75 LINK GD GD B 509 O3 BTB C 504 1555 1555 2.54 LINK GD GD B 509 N BTB C 504 1555 1555 2.72 LINK GD GD B 509 O4 BTB C 504 1555 1555 2.62 LINK GD GD B 509 O8 BTB C 504 1555 1555 2.74 LINK GD GD B 509 O6 BTB C 504 1555 1555 2.74 LINK GD GD B 509 O HOH C 614 1555 1555 2.64 LINK GD GD B 509 O HOH C 693 1555 1555 2.79 LINK SG CYS C 94 ZN ZN C 512 1555 1555 2.23 LINK SG CYS C 99 ZN ZN C 512 1555 1555 2.42 LINK SG CYS C 184 FE HEM C 501 1555 1555 2.34 LINK ZN ZN C 512 SG CYS D 94 1555 1555 2.49 LINK ZN ZN C 512 SG CYS D 99 1555 1555 2.42 LINK SG CYS D 184 FE HEM D 501 1555 1555 2.24 LINK O THR D 319 GD GD D 508 1555 1555 2.60 LINK OE1 GLU D 321 GD GD D 508 1555 1555 2.63 LINK O3 BTB D 504 GD GD D 508 1555 1555 2.41 LINK O4 BTB D 504 GD GD D 508 1555 1555 2.70 LINK N BTB D 504 GD GD D 508 1555 1555 2.77 LINK O6 BTB D 504 GD GD D 508 1555 1555 2.76 LINK O8 BTB D 504 GD GD D 508 1555 1555 2.61 CISPEP 1 SER A 470 PRO A 471 0 -0.36 CISPEP 2 SER B 470 PRO B 471 0 -1.06 CISPEP 3 SER C 470 PRO C 471 0 -6.28 CISPEP 4 SER D 470 PRO D 471 0 1.05 CRYST1 59.471 152.710 108.781 90.00 90.62 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 0.016815 0.000000 0.000182 0.00000 SCALE2 0.000000 0.006548 0.000000 0.00000 SCALE3 0.000000 0.000000 0.009193 0.00000