HEADER METAL BINDING PROTEIN 01-JUL-18 6DYK TITLE IRON- AND NITRIC OXIDE-BOUND STRUCTURE OF THE ENGINEERED CYT B562 TITLE 2 VARIANT, CH3Y* COMPND MOL_ID: 1; COMPND 2 MOLECULE: SOLUBLE CYTOCHROME B562; COMPND 3 CHAIN: A, C, E, G; COMPND 4 SYNONYM: CYTOCHROME B-562; COMPND 5 ENGINEERED: YES; COMPND 6 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: ESCHERICHIA COLI; SOURCE 3 ORGANISM_TAXID: 562; SOURCE 4 GENE: CYBC; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3); SOURCE 6 EXPRESSION_SYSTEM_TAXID: 469008 KEYWDS DESIGNED PROTEIN, 4-HELIX BUNDLE, METAL BINDING PROTEIN EXPDTA X-RAY DIFFRACTION AUTHOR F.A.TEZCAN,J.RITTLE REVDAT 5 30-OCT-24 6DYK 1 REMARK REVDAT 4 11-OCT-23 6DYK 1 LINK REVDAT 3 27-NOV-19 6DYK 1 REMARK REVDAT 2 08-MAY-19 6DYK 1 JRNL REVDAT 1 24-APR-19 6DYK 0 JRNL AUTH J.RITTLE,M.J.FIELD,M.T.GREEN,F.A.TEZCAN JRNL TITL AN EFFICIENT, STEP-ECONOMICAL STRATEGY FOR THE DESIGN OF JRNL TITL 2 FUNCTIONAL METALLOPROTEINS. JRNL REF NAT.CHEM. V. 11 434 2019 JRNL REFN ESSN 1755-4349 JRNL PMID 30778140 JRNL DOI 10.1038/S41557-019-0218-9 REMARK 2 REMARK 2 RESOLUTION. 1.96 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX (1.12_2829: ???) 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 : NULL REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.96 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 49.35 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.400 REMARK 3 COMPLETENESS FOR RANGE (%) : 98.1 REMARK 3 NUMBER OF REFLECTIONS : 31262 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) : 0.203 REMARK 3 FREE R VALUE : 0.249 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 6.400 REMARK 3 FREE R VALUE TEST SET COUNT : 2000 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 49.3607 - 4.7106 0.94 2153 148 0.1900 0.2216 REMARK 3 2 4.7106 - 3.7393 0.95 2055 140 0.1759 0.2298 REMARK 3 3 3.7393 - 3.2668 0.98 2092 142 0.1948 0.2232 REMARK 3 4 3.2668 - 2.9681 0.99 2146 148 0.2105 0.2727 REMARK 3 5 2.9681 - 2.7554 0.97 2034 138 0.2181 0.2293 REMARK 3 6 2.7554 - 2.5930 1.00 2116 145 0.2185 0.2784 REMARK 3 7 2.5930 - 2.4631 1.00 2107 144 0.2178 0.2733 REMARK 3 8 2.4631 - 2.3559 0.98 2079 143 0.2157 0.2562 REMARK 3 9 2.3559 - 2.2652 0.99 2078 142 0.2059 0.2885 REMARK 3 10 2.2652 - 2.1870 1.00 2110 143 0.2078 0.2517 REMARK 3 11 2.1870 - 2.1186 0.99 2036 139 0.2067 0.2685 REMARK 3 12 2.1186 - 2.0581 0.99 2081 143 0.2196 0.2884 REMARK 3 13 2.0581 - 2.0039 0.99 2104 144 0.2374 0.3108 REMARK 3 14 2.0039 - 1.9550 1.00 2071 141 0.2377 0.2632 REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : NULL 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) : 0.220 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 23.990 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : NULL 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 : 0.019 3444 REMARK 3 ANGLE : 0.405 4655 REMARK 3 CHIRALITY : 0.032 508 REMARK 3 PLANARITY : 0.003 625 REMARK 3 DIHEDRAL : 6.888 2930 REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : NULL REMARK 3 REMARK 3 NCS DETAILS REMARK 3 NUMBER OF NCS GROUPS : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 6DYK COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 05-JUL-18. REMARK 100 THE DEPOSITION ID IS D_1000235441. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 01-APR-18 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 6.0 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : ALS REMARK 200 BEAMLINE : 5.0.2 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.73 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : PIXEL REMARK 200 DETECTOR MANUFACTURER : DECTRIS PILATUS 6M REMARK 200 INTENSITY-INTEGRATION SOFTWARE : MOSFLM REMARK 200 DATA SCALING SOFTWARE : AIMLESS REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 31848 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.955 REMARK 200 RESOLUTION RANGE LOW (A) : 49.345 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.5 REMARK 200 DATA REDUNDANCY : 12.60 REMARK 200 R MERGE (I) : 0.08900 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 28.5000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.96 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.00 REMARK 200 COMPLETENESS FOR SHELL (%) : 98.1 REMARK 200 DATA REDUNDANCY IN SHELL : 12.00 REMARK 200 R MERGE FOR SHELL (I) : 0.19200 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 12.20 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: PHASER REMARK 200 STARTING MODEL: 1M6T REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 45.66 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.26 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: DROP CONSISTS OF 2 UL OF 25% PEP 426, REMARK 280 50 MM MAGNESIUM CHLORIDE AND 0.1 M BIS-TRIS (PH 6.0) MIXED WITH REMARK 280 1 UL OF 4 MM PROTEIN AND 2.2 MM IRON(II) SULFATE (ANAEROBIC REMARK 280 CRYSTAL GROWTH). DIETHYLAMINE NONOATE (5 MM) WAS ADDED TO MOTHER REMARK 280 LIQUOR PRIOR TO CRYSTAL HARVEST, VAPOR DIFFUSION, SITTING DROP, REMARK 280 TEMPERATURE 293K 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 89.49500 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 89.49500 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 24.45950 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 49.34500 REMARK 290 SMTRY3 5 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 6 -1.000000 0.000000 0.000000 24.45950 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 49.34500 REMARK 290 SMTRY3 6 0.000000 0.000000 1.000000 89.49500 REMARK 290 SMTRY1 7 -1.000000 0.000000 0.000000 24.45950 REMARK 290 SMTRY2 7 0.000000 1.000000 0.000000 49.34500 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 89.49500 REMARK 290 SMTRY1 8 1.000000 0.000000 0.000000 24.45950 REMARK 290 SMTRY2 8 0.000000 -1.000000 0.000000 49.34500 REMARK 290 SMTRY3 8 0.000000 0.000000 -1.000000 0.00000 REMARK 290 REMARK 290 REMARK: NULL REMARK 300 REMARK 300 BIOMOLECULE: 1, 2, 3, 4 REMARK 300 SEE REMARK 350 FOR THE AUTHOR PROVIDED AND/OR PROGRAM REMARK 300 GENERATED ASSEMBLY INFORMATION FOR THE STRUCTURE IN REMARK 300 THIS ENTRY. THE REMARK MAY ALSO PROVIDE INFORMATION ON REMARK 300 BURIED SURFACE AREA. REMARK 350 REMARK 350 COORDINATES FOR A COMPLETE MULTIMER REPRESENTING THE KNOWN REMARK 350 BIOLOGICALLY SIGNIFICANT OLIGOMERIZATION STATE OF THE REMARK 350 MOLECULE CAN BE GENERATED BY APPLYING BIOMT TRANSFORMATIONS REMARK 350 GIVEN BELOW. BOTH NON-CRYSTALLOGRAPHIC AND REMARK 350 CRYSTALLOGRAPHIC OPERATIONS ARE GIVEN. REMARK 350 REMARK 350 BIOMOLECULE: 1 REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: MONOMERIC REMARK 350 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 REMARK 350 BIOMOLECULE: 2 REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: MONOMERIC REMARK 350 APPLY THE FOLLOWING TO CHAINS: C 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: 3 REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: MONOMERIC REMARK 350 APPLY THE FOLLOWING TO CHAINS: E 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: 4 REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: MONOMERIC REMARK 350 APPLY THE FOLLOWING TO CHAINS: G REMARK 350 BIOMT1 1 1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT2 1 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT3 1 0.000000 0.000000 1.000000 0.00000 REMARK 375 REMARK 375 SPECIAL POSITION REMARK 375 THE FOLLOWING ATOMS ARE FOUND TO BE WITHIN 0.15 ANGSTROMS REMARK 375 OF A SYMMETRY RELATED ATOM AND ARE ASSUMED TO BE ON SPECIAL REMARK 375 POSITIONS. REMARK 375 REMARK 375 ATOM RES CSSEQI REMARK 375 HOH A 255 LIES ON A SPECIAL POSITION. REMARK 375 HOH C 267 LIES ON A SPECIAL POSITION. REMARK 375 HOH E 314 LIES ON A SPECIAL POSITION. REMARK 375 HOH G 319 LIES ON A SPECIAL POSITION. REMARK 470 REMARK 470 MISSING ATOM REMARK 470 THE FOLLOWING RESIDUES HAVE MISSING ATOMS (M=MODEL NUMBER; REMARK 470 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; REMARK 470 I=INSERTION CODE): REMARK 470 M RES CSSEQI ATOMS REMARK 470 GLU A 4 CG CD OE1 OE2 REMARK 470 LYS C 47 CD CE NZ REMARK 470 GLU C 49 CG CD OE1 OE2 REMARK 470 ASP C 50 CG OD1 OD2 REMARK 470 ASP C 74 CG OD1 OD2 REMARK 470 LYS E 19 CD CE NZ REMARK 470 ASP E 28 CG OD1 OD2 REMARK 470 LYS E 47 CG CD CE NZ REMARK 470 GLU E 49 CG CD OE1 OE2 REMARK 470 ASP E 50 CG OD1 OD2 REMARK 470 LYS E 95 NZ REMARK 470 LYS G 32 NZ REMARK 470 LYS G 77 NZ REMARK 470 GLN G 103 CG CD OE1 NE2 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 G 367 DISTANCE = 6.12 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 FE E 201 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS A 67 NE2 REMARK 620 2 HIS A 71 NE2 85.1 REMARK 620 3 HIS E 67 NE2 174.7 99.8 REMARK 620 4 HIS E 71 NE2 84.0 169.0 90.9 REMARK 620 5 HIS E 97 NE2 89.8 82.9 88.9 95.3 REMARK 620 6 NO E 202 N 87.1 80.5 95.6 100.7 163.3 REMARK 620 7 NO E 202 O 90.5 110.6 89.6 71.2 166.5 30.2 REMARK 620 N 1 2 3 4 5 6 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 FE G 201 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS C 67 NE2 REMARK 620 2 HIS C 71 NE2 92.5 REMARK 620 3 HIS G 67 NE2 176.7 88.7 REMARK 620 4 HIS G 71 NE2 81.9 174.4 96.9 REMARK 620 5 HIS G 97 NE2 90.7 87.3 86.3 92.8 REMARK 620 6 NO G 202 N 96.8 88.1 86.3 92.5 171.4 REMARK 620 N 1 2 3 4 5 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue FE E 201 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue NO E 202 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue FE G 201 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue NO G 202 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 6DYI RELATED DB: PDB REMARK 900 RELATED ID: 6DYB RELATED DB: PDB REMARK 900 RELATED ID: 6DYC RELATED DB: PDB REMARK 900 RELATED ID: 6DYE RELATED DB: PDB REMARK 900 RELATED ID: 6DYD RELATED DB: PDB REMARK 900 RELATED ID: 6DYG RELATED DB: PDB REMARK 900 RELATED ID: 6DYF RELATED DB: PDB REMARK 900 RELATED ID: 6DYH RELATED DB: PDB REMARK 900 RELATED ID: 6DY6 RELATED DB: PDB REMARK 900 RELATED ID: 6DY4 RELATED DB: PDB REMARK 900 RELATED ID: 6DY8 RELATED DB: PDB REMARK 900 RELATED ID: 6DYJ RELATED DB: PDB DBREF 6DYK A 1 106 UNP P0ABE7 C562_ECOLX 23 128 DBREF 6DYK C 1 106 UNP P0ABE7 C562_ECOLX 23 128 DBREF 6DYK E 1 106 UNP P0ABE7 C562_ECOLX 23 128 DBREF 6DYK G 1 106 UNP P0ABE7 C562_ECOLX 23 128 SEQADV 6DYK TRP A 7 UNP P0ABE7 MET 29 ENGINEERED MUTATION SEQADV 6DYK TRP A 59 UNP P0ABE7 LYS 81 ENGINEERED MUTATION SEQADV 6DYK HIS A 67 UNP P0ABE7 ILE 89 ENGINEERED MUTATION SEQADV 6DYK TYR A 70 UNP P0ABE7 GLY 92 ENGINEERED MUTATION SEQADV 6DYK HIS A 71 UNP P0ABE7 GLN 93 ENGINEERED MUTATION SEQADV 6DYK CYS A 96 UNP P0ABE7 THR 118 ENGINEERED MUTATION SEQADV 6DYK HIS A 97 UNP P0ABE7 THR 119 ENGINEERED MUTATION SEQADV 6DYK ALA A 101 UNP P0ABE7 TYR 123 ENGINEERED MUTATION SEQADV 6DYK ILE A 102 UNP P0ABE7 HIS 124 ENGINEERED MUTATION SEQADV 6DYK LEU A 106 UNP P0ABE7 ARG 128 ENGINEERED MUTATION SEQADV 6DYK TRP C 7 UNP P0ABE7 MET 29 ENGINEERED MUTATION SEQADV 6DYK TRP C 59 UNP P0ABE7 LYS 81 ENGINEERED MUTATION SEQADV 6DYK HIS C 67 UNP P0ABE7 ILE 89 ENGINEERED MUTATION SEQADV 6DYK TYR C 70 UNP P0ABE7 GLY 92 ENGINEERED MUTATION SEQADV 6DYK HIS C 71 UNP P0ABE7 GLN 93 ENGINEERED MUTATION SEQADV 6DYK CYS C 96 UNP P0ABE7 THR 118 ENGINEERED MUTATION SEQADV 6DYK HIS C 97 UNP P0ABE7 THR 119 ENGINEERED MUTATION SEQADV 6DYK ALA C 101 UNP P0ABE7 TYR 123 ENGINEERED MUTATION SEQADV 6DYK ILE C 102 UNP P0ABE7 HIS 124 ENGINEERED MUTATION SEQADV 6DYK LEU C 106 UNP P0ABE7 ARG 128 ENGINEERED MUTATION SEQADV 6DYK TRP E 7 UNP P0ABE7 MET 29 ENGINEERED MUTATION SEQADV 6DYK TRP E 59 UNP P0ABE7 LYS 81 ENGINEERED MUTATION SEQADV 6DYK HIS E 67 UNP P0ABE7 ILE 89 ENGINEERED MUTATION SEQADV 6DYK TYR E 70 UNP P0ABE7 GLY 92 ENGINEERED MUTATION SEQADV 6DYK HIS E 71 UNP P0ABE7 GLN 93 ENGINEERED MUTATION SEQADV 6DYK CYS E 96 UNP P0ABE7 THR 118 ENGINEERED MUTATION SEQADV 6DYK HIS E 97 UNP P0ABE7 THR 119 ENGINEERED MUTATION SEQADV 6DYK ALA E 101 UNP P0ABE7 TYR 123 ENGINEERED MUTATION SEQADV 6DYK ILE E 102 UNP P0ABE7 HIS 124 ENGINEERED MUTATION SEQADV 6DYK LEU E 106 UNP P0ABE7 ARG 128 ENGINEERED MUTATION SEQADV 6DYK TRP G 7 UNP P0ABE7 MET 29 ENGINEERED MUTATION SEQADV 6DYK TRP G 59 UNP P0ABE7 LYS 81 ENGINEERED MUTATION SEQADV 6DYK HIS G 67 UNP P0ABE7 ILE 89 ENGINEERED MUTATION SEQADV 6DYK TYR G 70 UNP P0ABE7 GLY 92 ENGINEERED MUTATION SEQADV 6DYK HIS G 71 UNP P0ABE7 GLN 93 ENGINEERED MUTATION SEQADV 6DYK CYS G 96 UNP P0ABE7 THR 118 ENGINEERED MUTATION SEQADV 6DYK HIS G 97 UNP P0ABE7 THR 119 ENGINEERED MUTATION SEQADV 6DYK ALA G 101 UNP P0ABE7 TYR 123 ENGINEERED MUTATION SEQADV 6DYK ILE G 102 UNP P0ABE7 HIS 124 ENGINEERED MUTATION SEQADV 6DYK LEU G 106 UNP P0ABE7 ARG 128 ENGINEERED MUTATION SEQRES 1 A 106 ALA ASP LEU GLU ASP ASN TRP GLU THR LEU ASN ASP ASN SEQRES 2 A 106 LEU LYS VAL ILE GLU LYS ALA ASP ASN ALA ALA GLN VAL SEQRES 3 A 106 LYS ASP ALA LEU THR LYS MET ARG ALA ALA ALA LEU ASP SEQRES 4 A 106 ALA GLN LYS ALA THR PRO PRO LYS LEU GLU ASP LYS SER SEQRES 5 A 106 PRO ASP SER PRO GLU MET TRP ASP PHE ARG HIS GLY PHE SEQRES 6 A 106 ASP HIS LEU VAL TYR HIS ILE ASP ASP ALA LEU LYS LEU SEQRES 7 A 106 ALA ASN GLU GLY LYS VAL LYS GLU ALA GLN ALA ALA ALA SEQRES 8 A 106 GLU GLN LEU LYS CYS HIS ARG ASN ALA ALA ILE GLN LYS SEQRES 9 A 106 TYR LEU SEQRES 1 C 106 ALA ASP LEU GLU ASP ASN TRP GLU THR LEU ASN ASP ASN SEQRES 2 C 106 LEU LYS VAL ILE GLU LYS ALA ASP ASN ALA ALA GLN VAL SEQRES 3 C 106 LYS ASP ALA LEU THR LYS MET ARG ALA ALA ALA LEU ASP SEQRES 4 C 106 ALA GLN LYS ALA THR PRO PRO LYS LEU GLU ASP LYS SER SEQRES 5 C 106 PRO ASP SER PRO GLU MET TRP ASP PHE ARG HIS GLY PHE SEQRES 6 C 106 ASP HIS LEU VAL TYR HIS ILE ASP ASP ALA LEU LYS LEU SEQRES 7 C 106 ALA ASN GLU GLY LYS VAL LYS GLU ALA GLN ALA ALA ALA SEQRES 8 C 106 GLU GLN LEU LYS CYS HIS ARG ASN ALA ALA ILE GLN LYS SEQRES 9 C 106 TYR LEU SEQRES 1 E 106 ALA ASP LEU GLU ASP ASN TRP GLU THR LEU ASN ASP ASN SEQRES 2 E 106 LEU LYS VAL ILE GLU LYS ALA ASP ASN ALA ALA GLN VAL SEQRES 3 E 106 LYS ASP ALA LEU THR LYS MET ARG ALA ALA ALA LEU ASP SEQRES 4 E 106 ALA GLN LYS ALA THR PRO PRO LYS LEU GLU ASP LYS SER SEQRES 5 E 106 PRO ASP SER PRO GLU MET TRP ASP PHE ARG HIS GLY PHE SEQRES 6 E 106 ASP HIS LEU VAL TYR HIS ILE ASP ASP ALA LEU LYS LEU SEQRES 7 E 106 ALA ASN GLU GLY LYS VAL LYS GLU ALA GLN ALA ALA ALA SEQRES 8 E 106 GLU GLN LEU LYS CYS HIS ARG ASN ALA ALA ILE GLN LYS SEQRES 9 E 106 TYR LEU SEQRES 1 G 106 ALA ASP LEU GLU ASP ASN TRP GLU THR LEU ASN ASP ASN SEQRES 2 G 106 LEU LYS VAL ILE GLU LYS ALA ASP ASN ALA ALA GLN VAL SEQRES 3 G 106 LYS ASP ALA LEU THR LYS MET ARG ALA ALA ALA LEU ASP SEQRES 4 G 106 ALA GLN LYS ALA THR PRO PRO LYS LEU GLU ASP LYS SER SEQRES 5 G 106 PRO ASP SER PRO GLU MET TRP ASP PHE ARG HIS GLY PHE SEQRES 6 G 106 ASP HIS LEU VAL TYR HIS ILE ASP ASP ALA LEU LYS LEU SEQRES 7 G 106 ALA ASN GLU GLY LYS VAL LYS GLU ALA GLN ALA ALA ALA SEQRES 8 G 106 GLU GLN LEU LYS CYS HIS ARG ASN ALA ALA ILE GLN LYS SEQRES 9 G 106 TYR LEU HET FE E 201 1 HET NO E 202 2 HET FE G 201 1 HET NO G 202 2 HETNAM FE FE (III) ION HETNAM NO NITRIC OXIDE HETSYN NO NITROGEN MONOXIDE FORMUL 5 FE 2(FE 3+) FORMUL 6 NO 2(N O) FORMUL 9 HOH *238(H2 O) HELIX 1 AA1 ASP A 2 ALA A 20 1 19 HELIX 2 AA2 ASN A 22 GLN A 41 1 20 HELIX 3 AA3 PRO A 45 GLU A 49 5 5 HELIX 4 AA4 SER A 55 GLU A 81 1 27 HELIX 5 AA5 LYS A 83 GLN A 103 1 21 HELIX 6 AA6 LYS A 104 LEU A 106 5 3 HELIX 7 AA7 ASP C 2 ALA C 20 1 19 HELIX 8 AA8 ASN C 22 ALA C 43 1 22 HELIX 9 AA9 PRO C 45 GLU C 49 5 5 HELIX 10 AB1 SER C 55 GLU C 81 1 27 HELIX 11 AB2 LYS C 83 GLN C 103 1 21 HELIX 12 AB3 LYS C 104 LEU C 106 5 3 HELIX 13 AB4 ASP E 2 LYS E 19 1 18 HELIX 14 AB5 ASN E 22 GLN E 41 1 20 HELIX 15 AB6 PRO E 45 GLU E 49 5 5 HELIX 16 AB7 SER E 55 GLU E 81 1 27 HELIX 17 AB8 LYS E 83 GLN E 93 1 11 HELIX 18 AB9 GLN E 93 TYR E 105 1 13 HELIX 19 AC1 ASP G 2 ALA G 20 1 19 HELIX 20 AC2 ASN G 22 ALA G 40 1 19 HELIX 21 AC3 GLN G 41 ALA G 43 5 3 HELIX 22 AC4 PRO G 45 GLU G 49 5 5 HELIX 23 AC5 SER G 55 GLU G 81 1 27 HELIX 24 AC6 LYS G 83 GLN G 93 1 11 HELIX 25 AC7 GLN G 93 LEU G 106 1 14 SSBOND 1 CYS A 96 CYS E 96 1555 1555 2.04 SSBOND 2 CYS C 96 CYS G 96 1555 1555 2.04 LINK NE2 HIS A 67 FE FE E 201 1555 1555 2.15 LINK NE2 HIS A 71 FE FE E 201 1555 1555 2.21 LINK NE2 HIS C 67 FE FE G 201 1555 1555 2.16 LINK NE2 HIS C 71 FE FE G 201 1555 1555 2.24 LINK NE2 HIS E 67 FE FE E 201 1555 1555 2.16 LINK NE2 HIS E 71 FE FE E 201 1555 1555 2.16 LINK NE2 HIS E 97 FE FE E 201 1555 1555 2.33 LINK FE FE E 201 N NO E 202 1555 1555 1.82 LINK FE FE E 201 O NO E 202 1555 1555 2.69 LINK NE2 HIS G 67 FE FE G 201 1555 1555 2.19 LINK NE2 HIS G 71 FE FE G 201 1555 1555 2.13 LINK NE2 HIS G 97 FE FE G 201 1555 1555 2.22 LINK FE FE G 201 N NO G 202 1555 1555 1.75 SITE 1 AC1 6 HIS A 67 HIS A 71 HIS E 67 HIS E 71 SITE 2 AC1 6 HIS E 97 NO E 202 SITE 1 AC2 6 HIS A 67 TYR A 70 HIS A 71 HIS E 67 SITE 2 AC2 6 HIS E 71 FE E 201 SITE 1 AC3 6 HIS C 67 HIS C 71 HIS G 67 HIS G 71 SITE 2 AC3 6 HIS G 97 NO G 202 SITE 1 AC4 7 HIS C 67 TYR C 70 HIS C 71 HIS G 67 SITE 2 AC4 7 TYR G 70 HIS G 71 FE G 201 CRYST1 48.919 98.690 178.990 90.00 90.00 90.00 C 2 2 21 32 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 0.020442 0.000000 0.000000 0.00000 SCALE2 0.000000 0.010133 0.000000 0.00000 SCALE3 0.000000 0.000000 0.005587 0.00000