HEADER OXIDOREDUCTASE 27-MAR-18 5ZLE TITLE HUMAN DUODENAL CYTOCHROME B (DCYTB) IN SUBSTRATE FREE FORM COMPND MOL_ID: 1; COMPND 2 MOLECULE: CYTOCHROME B REDUCTASE 1; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: DUODENAL CYTOCHROME B,FERRIC-CHELATE REDUCTASE 3; COMPND 5 EC: 1.-.-.-; COMPND 6 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_COMMON: HUMAN; SOURCE 4 ORGANISM_TAXID: 9606; SOURCE 5 GENE: CYBRD1, DCYTB, FRRS3; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21 STAR (DE3); SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: BL21 STAR (DE3); SOURCE 9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 10 EXPRESSION_SYSTEM_PLASMID: PET-21B KEYWDS ELECTRON TRANSPORT, OXIDOREDUCTASE EXPDTA X-RAY DIFFRACTION AUTHOR M.GANASEN,H.TOGASHI,G.A.MAUK,Y.SHIRO,H.SAWAI,H.SUGIMOTO REVDAT 3 22-NOV-23 5ZLE 1 REMARK REVDAT 2 28-AUG-19 5ZLE 1 REMARK REVDAT 1 31-OCT-18 5ZLE 0 JRNL AUTH M.GANASEN,H.TOGASHI,H.TAKEDA,H.ASAKURA,T.TOSHA,K.YAMASHITA, JRNL AUTH 2 K.HIRATA,Y.NARIAI,T.URANO,X.YUAN,I.HAMZA,A.G.MAUK,Y.SHIRO, JRNL AUTH 3 H.SUGIMOTO,H.SAWAI JRNL TITL STRUCTURAL BASIS FOR PROMOTION OF DUODENAL IRON ABSORPTION JRNL TITL 2 BY ENTERIC FERRIC REDUCTASE WITH ASCORBATE. JRNL REF COMMUN BIOL V. 1 120 2018 JRNL REFN ESSN 2399-3642 JRNL PMID 30272000 JRNL DOI 10.1038/S42003-018-0121-8 REMARK 2 REMARK 2 RESOLUTION. 2.60 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 : NULL REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.60 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 42.94 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.340 REMARK 3 COMPLETENESS FOR RANGE (%) : 99.8 REMARK 3 NUMBER OF REFLECTIONS : 9633 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.199 REMARK 3 R VALUE (WORKING SET) : 0.197 REMARK 3 FREE R VALUE : 0.246 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.820 REMARK 3 FREE R VALUE TEST SET COUNT : 464 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 42.9407 - 3.7493 1.00 3070 166 0.1891 0.2240 REMARK 3 2 3.7493 - 2.9762 1.00 3051 152 0.1891 0.2414 REMARK 3 3 2.9762 - 2.6000 1.00 3048 146 0.2241 0.3094 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) : 0.310 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 27.300 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 26.85 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 33.60 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 : 0.008 1962 REMARK 3 ANGLE : 1.170 2709 REMARK 3 CHIRALITY : 0.084 301 REMARK 3 PLANARITY : 0.008 322 REMARK 3 DIHEDRAL : 12.795 1090 REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : 1 REMARK 3 TLS GROUP : 1 REMARK 3 SELECTION: CHAIN 'A' AND (RESID 401 THROUGH 402) REMARK 3 ORIGIN FOR THE GROUP (A): 13.371 36.243 11.459 REMARK 3 T TENSOR REMARK 3 T11: 0.1336 T22: 0.1243 REMARK 3 T33: 0.0834 T12: 0.0812 REMARK 3 T13: 0.0815 T23: 0.0250 REMARK 3 L TENSOR REMARK 3 L11: 1.8619 L22: 1.2761 REMARK 3 L33: 3.1042 L12: -0.1933 REMARK 3 L13: -0.2290 L23: 0.3802 REMARK 3 S TENSOR REMARK 3 S11: 0.1995 S12: 0.3346 S13: -0.0241 REMARK 3 S21: -0.8069 S22: -0.1884 S23: 0.0770 REMARK 3 S31: -0.4999 S32: -0.2081 S33: 0.0177 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 5ZLE COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 04-APR-18. REMARK 100 THE DEPOSITION ID IS D_1300007275. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 22-JUL-16 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 6.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : SPRING-8 REMARK 200 BEAMLINE : BL32XU REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.00 REMARK 200 MONOCHROMATOR : SI(111) REMARK 200 OPTICS : MIRRORS REMARK 200 REMARK 200 DETECTOR TYPE : PIXEL REMARK 200 DETECTOR MANUFACTURER : DECTRIS EIGER X 9M REMARK 200 INTENSITY-INTEGRATION SOFTWARE : NULL REMARK 200 DATA SCALING SOFTWARE : XSCALE REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 9644 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.600 REMARK 200 RESOLUTION RANGE LOW (A) : 42.935 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.3 REMARK 200 DATA REDUNDANCY : 72.37 REMARK 200 R MERGE (I) : 0.01030 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 9.9600 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.60 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.76 REMARK 200 COMPLETENESS FOR SHELL (%) : 99.3 REMARK 200 DATA REDUNDANCY IN SHELL : 68.72 REMARK 200 R MERGE FOR SHELL (I) : 7.70000 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 1.060 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: 4O7G REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 49.75 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.45 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 20%(V/V) JEFFAMINE ED-2003, 0.1 M REMARK 280 HEPES, PH 6.5, LIPIDIC CUBIC PHASE, TEMPERATURE 293K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: C 1 2 1 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,Y,-Z REMARK 290 3555 X+1/2,Y+1/2,Z REMARK 290 4555 -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 0.00000 REMARK 290 SMTRY1 3 1.000000 0.000000 0.000000 32.22500 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 57.97000 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 4 -1.000000 0.000000 0.000000 32.22500 REMARK 290 SMTRY2 4 0.000000 1.000000 0.000000 57.97000 REMARK 290 SMTRY3 4 0.000000 0.000000 -1.000000 0.00000 REMARK 290 REMARK 290 REMARK: NULL REMARK 300 REMARK 300 BIOMOLECULE: 1 REMARK 300 SEE REMARK 350 FOR THE AUTHOR PROVIDED AND/OR PROGRAM REMARK 300 GENERATED ASSEMBLY INFORMATION FOR THE STRUCTURE IN REMARK 300 THIS ENTRY. THE REMARK MAY ALSO PROVIDE INFORMATION ON REMARK 300 BURIED SURFACE AREA. REMARK 350 REMARK 350 COORDINATES FOR A COMPLETE MULTIMER REPRESENTING THE KNOWN REMARK 350 BIOLOGICALLY SIGNIFICANT OLIGOMERIZATION STATE OF THE REMARK 350 MOLECULE CAN BE GENERATED BY APPLYING BIOMT TRANSFORMATIONS REMARK 350 GIVEN BELOW. BOTH NON-CRYSTALLOGRAPHIC AND REMARK 350 CRYSTALLOGRAPHIC OPERATIONS ARE GIVEN. REMARK 350 REMARK 350 BIOMOLECULE: 1 REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: DIMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 8080 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 19130 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -133.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: A REMARK 350 BIOMT1 1 1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT2 1 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT3 1 0.000000 0.000000 1.000000 0.00000 REMARK 350 BIOMT1 2 -1.000000 0.000000 0.000000 41.37835 REMARK 350 BIOMT2 2 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT3 2 0.000000 0.000000 -1.000000 42.58126 REMARK 465 REMARK 465 MISSING RESIDUES REMARK 465 THE FOLLOWING RESIDUES WERE NOT LOCATED IN THE REMARK 465 EXPERIMENT. (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 465 IDENTIFIER; SSSEQ=SEQUENCE NUMBER; I=INSERTION CODE.) REMARK 465 REMARK 465 M RES C SSSEQI REMARK 465 MET A 1 REMARK 465 ALA A 2 REMARK 465 MET A 3 REMARK 465 GLU A 4 REMARK 465 GLY A 5 REMARK 465 ASN A 231 REMARK 465 SER A 232 REMARK 465 THR A 233 REMARK 465 ILE A 234 REMARK 465 LEU A 235 REMARK 465 HIS A 236 REMARK 465 PRO A 237 REMARK 465 ASN A 238 REMARK 465 GLY A 239 REMARK 465 GLY A 240 REMARK 465 THR A 241 REMARK 465 GLU A 242 REMARK 465 GLN A 243 REMARK 465 GLY A 244 REMARK 465 ALA A 245 REMARK 465 ARG A 246 REMARK 465 GLY A 247 REMARK 465 SER A 248 REMARK 465 MET A 249 REMARK 465 PRO A 250 REMARK 465 ALA A 251 REMARK 465 TYR A 252 REMARK 465 SER A 253 REMARK 465 GLY A 254 REMARK 465 ASN A 255 REMARK 465 ASN A 256 REMARK 465 MET A 257 REMARK 465 ASP A 258 REMARK 465 LYS A 259 REMARK 465 SER A 260 REMARK 465 ASP A 261 REMARK 465 SER A 262 REMARK 465 GLU A 263 REMARK 465 LEU A 264 REMARK 465 ASN A 265 REMARK 465 SER A 266 REMARK 465 GLU A 267 REMARK 465 VAL A 268 REMARK 465 ALA A 269 REMARK 465 ALA A 270 REMARK 465 ARG A 271 REMARK 465 LYS A 272 REMARK 465 ARG A 273 REMARK 465 ASN A 274 REMARK 465 LEU A 275 REMARK 465 ALA A 276 REMARK 465 LEU A 277 REMARK 465 ASP A 278 REMARK 465 GLU A 279 REMARK 465 ALA A 280 REMARK 465 GLY A 281 REMARK 465 GLN A 282 REMARK 465 ARG A 283 REMARK 465 SER A 284 REMARK 465 THR A 285 REMARK 465 MET A 286 REMARK 465 VAL A 287 REMARK 465 GLU A 288 REMARK 465 LEU A 289 REMARK 465 VAL A 290 REMARK 465 PRO A 291 REMARK 465 ARG A 292 REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: TORSION ANGLES REMARK 500 REMARK 500 TORSION ANGLES OUTSIDE THE EXPECTED RAMACHANDRAN REGIONS: REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT:(10X,I3,1X,A3,1X,A1,I4,A1,4X,F7.2,3X,F7.2) REMARK 500 REMARK 500 EXPECTED VALUES: GJ KLEYWEGT AND TA JONES (1996). PHI/PSI- REMARK 500 CHOLOGY: RAMACHANDRAN REVISITED. STRUCTURE 4, 1395 - 1400 REMARK 500 REMARK 500 M RES CSSEQI PSI PHI REMARK 500 ASP A 41 107.27 -172.46 REMARK 500 LYS A 76 44.87 -95.43 REMARK 500 LEU A 144 153.53 -46.62 REMARK 500 ASP A 188 99.03 -163.11 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: NON-CIS, NON-TRANS REMARK 500 REMARK 500 THE FOLLOWING PEPTIDE BONDS DEVIATE SIGNIFICANTLY FROM BOTH REMARK 500 CIS AND TRANS CONFORMATION. CIS BONDS, IF ANY, ARE LISTED REMARK 500 ON CISPEP RECORDS. TRANS IS DEFINED AS 180 +/- 30 AND REMARK 500 CIS IS DEFINED AS 0 +/- 30 DEGREES. REMARK 500 MODEL OMEGA REMARK 500 TRP A 40 ASP A 41 132.93 REMARK 500 REMARK 500 REMARK: NULL REMARK 620 REMARK 620 METAL COORDINATION REMARK 620 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 620 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE): REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 HEM A 401 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS A 50 NE2 REMARK 620 2 HEM A 401 NA 90.2 REMARK 620 3 HEM A 401 NB 90.9 87.4 REMARK 620 4 HEM A 401 NC 89.9 174.2 86.7 REMARK 620 5 HEM A 401 ND 91.3 94.1 177.3 91.8 REMARK 620 6 HIS A 120 NE2 176.9 92.8 90.2 87.2 87.5 REMARK 620 N 1 2 3 4 5 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 HEM A 402 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS A 86 NE2 REMARK 620 2 HEM A 402 NA 89.4 REMARK 620 3 HEM A 402 NB 79.2 87.7 REMARK 620 4 HEM A 402 NC 88.1 173.4 85.9 REMARK 620 5 HEM A 402 ND 101.6 93.6 178.6 92.9 REMARK 620 6 HIS A 159 NE2 166.5 87.4 87.6 93.7 91.7 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 HEM A 401 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue HEM A 402 DBREF 5ZLE A 1 286 UNP Q53TN4 CYBR1_HUMAN 1 286 SEQADV 5ZLE VAL A 287 UNP Q53TN4 EXPRESSION TAG SEQADV 5ZLE GLU A 288 UNP Q53TN4 EXPRESSION TAG SEQADV 5ZLE LEU A 289 UNP Q53TN4 EXPRESSION TAG SEQADV 5ZLE VAL A 290 UNP Q53TN4 EXPRESSION TAG SEQADV 5ZLE PRO A 291 UNP Q53TN4 EXPRESSION TAG SEQADV 5ZLE ARG A 292 UNP Q53TN4 EXPRESSION TAG SEQRES 1 A 292 MET ALA MET GLU GLY TYR TRP ARG PHE LEU ALA LEU LEU SEQRES 2 A 292 GLY SER ALA LEU LEU VAL GLY PHE LEU SER VAL ILE PHE SEQRES 3 A 292 ALA LEU VAL TRP VAL LEU HIS TYR ARG GLU GLY LEU GLY SEQRES 4 A 292 TRP ASP GLY SER ALA LEU GLU PHE ASN TRP HIS PRO VAL SEQRES 5 A 292 LEU MET VAL THR GLY PHE VAL PHE ILE GLN GLY ILE ALA SEQRES 6 A 292 ILE ILE VAL TYR ARG LEU PRO TRP THR TRP LYS CYS SER SEQRES 7 A 292 LYS LEU LEU MET LYS SER ILE HIS ALA GLY LEU ASN ALA SEQRES 8 A 292 VAL ALA ALA ILE LEU ALA ILE ILE SER VAL VAL ALA VAL SEQRES 9 A 292 PHE GLU ASN HIS ASN VAL ASN ASN ILE ALA ASN MET TYR SEQRES 10 A 292 SER LEU HIS SER TRP VAL GLY LEU ILE ALA VAL ILE CYS SEQRES 11 A 292 TYR LEU LEU GLN LEU LEU SER GLY PHE SER VAL PHE LEU SEQRES 12 A 292 LEU PRO TRP ALA PRO LEU SER LEU ARG ALA PHE LEU MET SEQRES 13 A 292 PRO ILE HIS VAL TYR SER GLY ILE VAL ILE PHE GLY THR SEQRES 14 A 292 VAL ILE ALA THR ALA LEU MET GLY LEU THR GLU LYS LEU SEQRES 15 A 292 ILE PHE SER LEU ARG ASP PRO ALA TYR SER THR PHE PRO SEQRES 16 A 292 PRO GLU GLY VAL PHE VAL ASN THR LEU GLY LEU LEU ILE SEQRES 17 A 292 LEU VAL PHE GLY ALA LEU ILE PHE TRP ILE VAL THR ARG SEQRES 18 A 292 PRO GLN TRP LYS ARG PRO LYS GLU PRO ASN SER THR ILE SEQRES 19 A 292 LEU HIS PRO ASN GLY GLY THR GLU GLN GLY ALA ARG GLY SEQRES 20 A 292 SER MET PRO ALA TYR SER GLY ASN ASN MET ASP LYS SER SEQRES 21 A 292 ASP SER GLU LEU ASN SER GLU VAL ALA ALA ARG LYS ARG SEQRES 22 A 292 ASN LEU ALA LEU ASP GLU ALA GLY GLN ARG SER THR MET SEQRES 23 A 292 VAL GLU LEU VAL PRO ARG HET HEM A 401 43 HET HEM A 402 43 HETNAM HEM PROTOPORPHYRIN IX CONTAINING FE HETSYN HEM HEME FORMUL 2 HEM 2(C34 H32 FE N4 O4) FORMUL 4 HOH *5(H2 O) HELIX 1 AA1 TYR A 6 TYR A 34 1 29 HELIX 2 AA2 SER A 43 ASN A 48 1 6 HELIX 3 AA3 ASN A 48 PHE A 58 1 11 HELIX 4 AA4 VAL A 59 ILE A 67 1 9 HELIX 5 AA5 VAL A 68 TRP A 75 5 8 HELIX 6 AA6 SER A 78 ASN A 112 1 35 HELIX 7 AA7 SER A 118 LEU A 143 1 26 HELIX 8 AA8 PRO A 148 LEU A 186 1 39 HELIX 9 AA9 ALA A 190 PHE A 194 5 5 HELIX 10 AB1 PRO A 195 THR A 220 1 26 HELIX 11 AB2 ARG A 221 LYS A 225 5 5 LINK NE2 HIS A 50 FE HEM A 401 1555 1555 1.97 LINK NE2 HIS A 86 FE HEM A 402 1555 1555 2.09 LINK NE2 HIS A 120 FE HEM A 401 1555 1555 1.98 LINK NE2 HIS A 159 FE HEM A 402 1555 1555 2.05 CISPEP 1 GLY A 42 SER A 43 0 -0.13 CISPEP 2 ASP A 188 PRO A 189 0 0.16 SITE 1 AC1 20 TRP A 30 PHE A 47 HIS A 50 PRO A 51 SITE 2 AC1 20 MET A 54 VAL A 104 PHE A 105 HIS A 108 SITE 3 AC1 20 ASN A 115 MET A 116 SER A 118 HIS A 120 SITE 4 AC1 20 SER A 121 VAL A 170 THR A 173 ALA A 174 SITE 5 AC1 20 GLY A 177 LEU A 178 GLU A 180 LYS A 181 SITE 1 AC2 16 ILE A 66 TYR A 69 ARG A 70 LYS A 79 SITE 2 AC2 16 HIS A 86 ASN A 90 TYR A 131 GLN A 134 SITE 3 AC2 16 GLY A 138 PHE A 139 PHE A 142 LEU A 143 SITE 4 AC2 16 MET A 156 HIS A 159 VAL A 160 LYS A 225 CRYST1 64.450 115.940 48.430 90.00 118.45 90.00 C 1 2 1 4 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 0.015516 0.000000 0.008407 0.00000 SCALE2 0.000000 0.008625 0.000000 0.00000 SCALE3 0.000000 0.000000 0.023484 0.00000