HEADER OXIDOREDUCTASE 17-JUL-06 2IYH OBSLTE 03-APR-07 2IYH 2UW2 TITLE CRYSTAL STRUCTURE OF HUMAN RIBONUCLEOTIDE REDUCTASE SUBUNIT TITLE 2 R2 COMPND MOL_ID: 1; COMPND 2 MOLECULE: RIBONUCLEOSIDE-DIPHOSPHATE REDUCTASE M2 SUBUNIT; COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: RESIDUES 60-389; COMPND 5 SYNONYM: RIBONUCLEOTIDE REDUCTASE SMALL SUBUNIT, COMPND 6 RIBBONUCLEOTIDE REDUCTASE SMALL CHAIN, RIBONUCLEOTIDE COMPND 7 REDUCTASE SUBUNIT R2; COMPND 8 EC: 1.17.4.1; COMPND 9 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_COMMON: HUMAN; SOURCE 4 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 5 EXPRESSION_SYSTEM_STRAIN: BL21(DE3); SOURCE 6 EXPRESSION_SYSTEM_PLASMID: PNIC-BSA4 KEYWDS SMALL SUBUNIT RIBONUCLEOTIDE REDUCTASE, OXIDOREDUCTASE, DNA KEYWDS 2 REPLICATION, R2, IRON, DIIRON, RADICAL, R2 SUBUNIT, METAL- KEYWDS 3 BINDING, RIBONUCLEOTIDE REDUCTASE EXPDTA X-RAY DIFFRACTION AUTHOR M.WELIN,P.STENMARK,C.ARROWSMITH,H.BERGLUND,R.BUSAM, AUTHOR 2 R.COLLINS,A.EDWARDS,M.EHN,S.FLODIN,A.FLORES,S.GRASLUND, AUTHOR 3 M.HAMMARSTROM,B.M.HALLBERG,L.HOLMBERG SCHIAVONE,M.HOGBOM, AUTHOR 4 T.KOTENYOVA,A.MAGNUSDOTTIR,P.NILSSON-EHLE,T.NYMAN,D.OGG, AUTHOR 5 C.PERSSON,J.SAGEMARK,M.SUNDSTROM,J.UPPENBERG,A.G.THORSELL, AUTHOR 6 S.VAN DEN BERG,K.WALLDEN,J.WEIGELT,P.NORDLUND REVDAT 1 20-JUL-06 2IYH 0 JRNL AUTH M.WELIN,P.STENMARK,C.ARROWSMITH,H.BERGLUND,R.BUSAM, JRNL AUTH 2 R.COLLINS,A.EDWARDS,M.EHN,S.FLODIN,A.FLORES, JRNL AUTH 3 S.GRASLUND,M.HAMMARSTROM,B.M.HALLBERG, JRNL AUTH 4 L.HOLMBERG SCHIAVONE,M.HOGBOM,T.KOTENYOVA, JRNL AUTH 5 A.MAGNUSDOTTIR,P.NILSSON-EHLE,T.NYMAN,D.OGG, JRNL AUTH 6 C.PERSSON,J.SAGEMARK,M.SUNDSTROM,J.UPPENBERG, JRNL AUTH 7 A.G.THORSELL,S.VAN DEN BERG,K.WALLDEN,J.WEIGELT, JRNL AUTH 8 P.NORDLUND JRNL TITL CRYSTAL STRUCTURE OF HUMAN RIBONUCLEOTIDE JRNL TITL 2 REDUCTASE SUBUNIT R2 JRNL REF TO BE PUBLISHED JRNL REFN REMARK 1 REMARK 2 REMARK 2 RESOLUTION. 2.80 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.2.0019 REMARK 3 AUTHORS : MURSHUDOV,VAGIN,DODSON REMARK 3 REMARK 3 REFINEMENT TARGET : MAXIMUM LIKELIHOOD REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.80 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 19.45 REMARK 3 DATA CUTOFF (SIGMA(F)) : NULL REMARK 3 COMPLETENESS FOR RANGE (%) : 94.7 REMARK 3 NUMBER OF REFLECTIONS : 9082 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : THROUGHOUT REMARK 3 FREE R VALUE TEST SET SELECTION : RANDOM REMARK 3 R VALUE (WORKING + TEST SET) : 0.238 REMARK 3 R VALUE (WORKING SET) : 0.235 REMARK 3 FREE R VALUE : 0.299 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.000 REMARK 3 FREE R VALUE TEST SET COUNT : 480 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 20 REMARK 3 BIN RESOLUTION RANGE HIGH : NULL REMARK 3 BIN RESOLUTION RANGE LOW : NULL REMARK 3 REFLECTION IN BIN (WORKING SET) : 678 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : NULL REMARK 3 BIN R VALUE (WORKING SET) : 0.2790 REMARK 3 BIN FREE R VALUE SET COUNT : 36 REMARK 3 BIN FREE R VALUE : 0.4000 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 ALL ATOMS : 2277 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 41.13 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -0.19000 REMARK 3 B22 (A**2) : -0.27000 REMARK 3 B33 (A**2) : 0.46000 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : 0.00000 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED OVERALL COORDINATE ERROR. REMARK 3 ESU BASED ON R VALUE (A): NULL REMARK 3 ESU BASED ON FREE R VALUE (A): 0.435 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.338 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 36.030 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.912 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.851 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 2327 ; 0.010 ; 0.022 REMARK 3 BOND LENGTHS OTHERS (A): NULL ; NULL ; NULL REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 3136 ; 1.275 ; 1.947 REMARK 3 BOND ANGLES OTHERS (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 272 ; 5.877 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): 118 ;37.831 ;23.898 REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): 417 ;19.723 ;15.000 REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): 14 ;18.990 ;15.000 REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 332 ; 0.092 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 1765 ; 0.004 ; 0.020 REMARK 3 GENERAL PLANES OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS REFINED ATOMS (A): 1081 ; 0.222 ; 0.200 REMARK 3 NON-BONDED CONTACTS OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION REFINED ATOMS (A): 1605 ; 0.314 ; 0.200 REMARK 3 NON-BONDED TORSION OTHERS (A): NULL ; NULL ; NULL REMARK 3 H-BOND (X...Y) REFINED ATOMS (A): 73 ; 0.357 ; 0.200 REMARK 3 H-BOND (X...Y) OTHERS (A): NULL ; NULL ; NULL REMARK 3 POTENTIAL METAL-ION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 POTENTIAL METAL-ION OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY VDW REFINED ATOMS (A): 26 ; 0.232 ; 0.200 REMARK 3 SYMMETRY VDW OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY H-BOND REFINED ATOMS (A): 7 ; 0.254 ; 0.200 REMARK 3 SYMMETRY H-BOND OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY METAL-ION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY METAL-ION OTHERS (A): NULL ; NULL ; NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. COUNT RMS WEIGHT REMARK 3 MAIN-CHAIN BOND REFINED ATOMS (A**2): 1407 ; 0.533 ; 1.500 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 2211 ; 0.948 ; 2.000 REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): 1051 ; 1.102 ; 3.000 REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): 925 ; 1.740 ; 4.500 REMARK 3 REMARK 3 ANISOTROPIC THERMAL FACTOR RESTRAINTS. COUNT RMS WEIGHT REMARK 3 RIGID-BOND RESTRAINTS (A**2): NULL ; NULL ; NULL REMARK 3 SPHERICITY; FREE ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SPHERICITY; BONDED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 REMARK 3 NCS RESTRAINTS STATISTICS REMARK 3 NUMBER OF DIFFERENT NCS GROUPS : 0 REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : 1 REMARK 3 REMARK 3 TLS GROUP : 1 REMARK 3 NUMBER OF COMPONENTS GROUP : 1 REMARK 3 COMPONENTS C SSSEQI TO C SSSEQI REMARK 3 RESIDUE RANGE : A 66 A 350 REMARK 3 ORIGIN FOR THE GROUP (A): 9.2895 17.1456 -2.9722 REMARK 3 T TENSOR REMARK 3 T11: -0.0139 T22: 0.0003 REMARK 3 T33: -0.0333 T12: -0.0686 REMARK 3 T13: 0.0093 T23: 0.0267 REMARK 3 L TENSOR REMARK 3 L11: 1.4236 L22: 2.6538 REMARK 3 L33: 3.5017 L12: -0.5825 REMARK 3 L13: 1.2611 L23: -1.0725 REMARK 3 S TENSOR REMARK 3 S11: 0.0335 S12: -0.3157 S13: 0.0370 REMARK 3 S21: 0.4659 S22: -0.1820 S23: -0.0084 REMARK 3 S31: -0.0472 S32: -0.2414 S33: 0.1485 REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : MASK REMARK 3 PARAMETERS FOR MASK CALCULATION REMARK 3 VDW PROBE RADIUS : 1.40 REMARK 3 ION PROBE RADIUS : 0.80 REMARK 3 SHRINKAGE RADIUS : 0.80 REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: HYDROGENS HAVE BEEN ADDED IN THE REMARK 3 RIDING POSITIONS. RESIDUES 78-81 AND 194-199 ARE DISORDERED. REMARK 4 REMARK 4 2IYH COMPLIES WITH FORMAT V. 3.0, 1-DEC-2006 REMARK 4 REMARK 4 THIS IS THE REMEDIATED VERSION OF THIS PDB ENTRY. REMARK 4 REMEDIATED DATA FILE REVISION 3.102 (2007-05-31) REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY EBI. REMARK 100 THE EBI ID CODE IS EBI-29178. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 21-APR-2006 REMARK 200 TEMPERATURE (KELVIN) : 100.0 REMARK 200 PH : 5.50 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : ESRF REMARK 200 BEAMLINE : ID14-1 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.934 REMARK 200 MONOCHROMATOR : DIAMOND REMARK 200 OPTICS : MIRRORS REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XDS REMARK 200 DATA SCALING SOFTWARE : XSCALE REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 10697 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.700 REMARK 200 RESOLUTION RANGE LOW (A) : 20.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 2.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 94.9 REMARK 200 DATA REDUNDANCY : 3.600 REMARK 200 R MERGE (I) : 0.08000 REMARK 200 R SYM (I) : NULL REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : 15.0500 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.70 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.80 REMARK 200 COMPLETENESS FOR SHELL (%) : 100.0 REMARK 200 DATA REDUNDANCY IN SHELL : 3.68 REMARK 200 R MERGE FOR SHELL (I) : 0.43000 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 <I/SIGMA(I)> FOR SHELL : 3.800 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: MOLREP REMARK 200 STARTING MODEL: PDB ENTRY 1XSM REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 50.00 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.46 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.1M BISTRIS PH 5.5, 0.12M AMAC, REMARK 280 11% PEG 10K 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,1/2+Z REMARK 290 3555 -X,Y,1/2-Z REMARK 290 4555 X,-Y,-Z REMARK 290 5555 1/2+X,1/2+Y,Z REMARK 290 6555 1/2-X,1/2-Y,1/2+Z REMARK 290 7555 1/2-X,1/2+Y,1/2-Z REMARK 290 8555 1/2+X,1/2-Y,-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 47.21000 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 47.21000 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 38.06000 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 55.35000 REMARK 290 SMTRY3 5 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 6 -1.000000 0.000000 0.000000 38.06000 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 55.35000 REMARK 290 SMTRY3 6 0.000000 0.000000 1.000000 47.21000 REMARK 290 SMTRY1 7 -1.000000 0.000000 0.000000 38.06000 REMARK 290 SMTRY2 7 0.000000 1.000000 0.000000 55.35000 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 47.21000 REMARK 290 SMTRY1 8 1.000000 0.000000 0.000000 38.06000 REMARK 290 SMTRY2 8 0.000000 -1.000000 0.000000 55.35000 REMARK 290 SMTRY3 8 0.000000 0.000000 -1.000000 0.00000 REMARK 290 REMARK 290 REMARK: NULL REMARK 300 REMARK 300 BIOMOLECULE: 1 REMARK 300 THIS ENTRY CONTAINS THE CRYSTALLOGRAPHIC ASYMMETRIC UNIT REMARK 300 WHICH CONSISTS OF 1 CHAIN(S). SEE REMARK 350 FOR REMARK 300 INFORMATION ON GENERATING THE BIOLOGICAL MOLECULE(S). REMARK 350 REMARK 350 GENERATING THE BIOMOLECULE 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 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 0.00000 REMARK 350 BIOMT2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 350 BIOMT3 2 0.000000 0.000000 -1.000000 0.00000 REMARK 350 APPLY THE FOLLOWING TO CHAINS: Z 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 MET A 37 REMARK 465 HIS A 38 REMARK 465 HIS A 39 REMARK 465 HIS A 40 REMARK 465 HIS A 41 REMARK 465 HIS A 42 REMARK 465 HIS A 43 REMARK 465 SER A 44 REMARK 465 SER A 45 REMARK 465 GLY A 46 REMARK 465 VAL A 47 REMARK 465 ASP A 48 REMARK 465 LEU A 49 REMARK 465 GLY A 50 REMARK 465 THR A 51 REMARK 465 GLU A 52 REMARK 465 ASN A 53 REMARK 465 LEU A 54 REMARK 465 TYR A 55 REMARK 465 PHE A 56 REMARK 465 GLN A 57 REMARK 465 SER A 58 REMARK 465 MET A 59 REMARK 465 THR A 60 REMARK 465 LYS A 61 REMARK 465 ALA A 62 REMARK 465 ALA A 63 REMARK 465 ALA A 64 REMARK 465 PRO A 65 REMARK 465 ARG A 78 REMARK 465 ARG A 79 REMARK 465 PHE A 80 REMARK 465 VAL A 81 REMARK 465 PHE A 194 REMARK 465 ASN A 195 REMARK 465 ALA A 196 REMARK 465 ILE A 197 REMARK 465 GLU A 198 REMARK 465 THR A 199 REMARK 465 GLU A 351 REMARK 465 ASN A 352 REMARK 465 ILE A 353 REMARK 465 SER A 354 REMARK 465 LEU A 355 REMARK 465 GLU A 356 REMARK 465 GLY A 357 REMARK 465 LYS A 358 REMARK 465 THR A 359 REMARK 465 ASN A 360 REMARK 465 PHE A 361 REMARK 465 PHE A 362 REMARK 465 GLU A 363 REMARK 465 LYS A 364 REMARK 465 ARG A 365 REMARK 465 VAL A 366 REMARK 465 GLY A 367 REMARK 465 GLU A 368 REMARK 465 TYR A 369 REMARK 465 GLN A 370 REMARK 465 ARG A 371 REMARK 465 MET A 372 REMARK 465 GLY A 373 REMARK 465 VAL A 374 REMARK 465 MET A 375 REMARK 465 SER A 376 REMARK 465 SER A 377 REMARK 465 PRO A 378 REMARK 465 THR A 379 REMARK 465 GLU A 380 REMARK 465 ASN A 381 REMARK 465 SER A 382 REMARK 465 PHE A 383 REMARK 465 THR A 384 REMARK 465 LEU A 385 REMARK 465 ASP A 386 REMARK 465 ALA A 387 REMARK 465 ASP A 388 REMARK 465 PHE A 389 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 REMARK 500 OE2 GLU A 152 NH1 ARG A 224 2.16 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 NE2 GLN A 151 NE2 GLN A 151 4555 1.66 REMARK 500 OE1 GLU A 117 NH2 ARG A 342 6555 2.16 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),F6.3) REMARK 500 REMARK 500 EXPECTED VALUES: ENGH AND HUBER, 1991 REMARK 500 REMARK 500 M RES CSSEQI ATM1 RES CSSEQI ATM2 DEVIATION REMARK 500 THR A 103 C ALA A 104 N -0.137 REMARK 500 GLU A 106 C VAL A 107 N -0.252 REMARK 500 VAL A 107 C ASP A 108 N -0.159 REMARK 500 VAL A 203 C LYS A 204 N -0.122 REMARK 500 ALA A 210 C LEU A 211 N 0.159 REMARK 500 LEU A 335 CG LEU A 335 CD1 -0.110 REMARK 500 LEU A 335 CG LEU A 335 CD2 -0.119 REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: COVALENT BOND ANGLES 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,A3,1X,A1,I4,A1,3(1X,A4,2X),12X,F5.1) REMARK 500 REMARK 500 EXPECTED VALUES: ENGH AND HUBER, 1991 REMARK 500 REMARK 500 M RES CSSEQI ATM1 ATM2 ATM3 REMARK 500 LEU A 73 CA - CB - CG ANGL. DEV. =-15.2 DEGREES REMARK 500 LEU A 73 N - CA - C ANGL. DEV. = 11.1 DEGREES REMARK 500 PRO A 84 C - N - CA ANGL. DEV. = -9.2 DEGREES REMARK 500 PRO A 84 C - N - CD ANGL. DEV. = 9.5 DEGREES REMARK 500 THR A 103 C - N - CA ANGL. DEV. = 10.1 DEGREES REMARK 500 HIS A 115 N - CA - C ANGL. DEV. = 11.3 DEGREES REMARK 500 GLY A 250 N - CA - C ANGL. DEV. = 9.6 DEGREES REMARK 500 GLU A 334 N - CA - C ANGL. DEV. = 9.3 DEGREES REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 SITE_DESCRIPTION: FE BINDING SITE FOR CHAIN A DBREF 2IYH A 37 59 PDB 2IYH 2IYH 37 59 DBREF 2IYH A 60 389 UNP P31350 RIR2_HUMAN 60 389 SEQRES 1 A 353 MET HIS HIS HIS HIS HIS HIS SER SER GLY VAL ASP LEU SEQRES 2 A 353 GLY THR GLU ASN LEU TYR PHE GLN SER MET THR LYS ALA SEQRES 3 A 353 ALA ALA PRO GLY VAL GLU ASP GLU PRO LEU LEU ARG GLU SEQRES 4 A 353 ASN PRO ARG ARG PHE VAL ILE PHE PRO ILE GLU TYR HIS SEQRES 5 A 353 ASP ILE TRP GLN MET TYR LYS LYS ALA GLU ALA SER PHE SEQRES 6 A 353 TRP THR ALA GLU GLU VAL ASP LEU SER LYS ASP ILE GLN SEQRES 7 A 353 HIS TRP GLU SER LEU LYS PRO GLU GLU ARG TYR PHE ILE SEQRES 8 A 353 SER HIS VAL LEU ALA PHE PHE ALA ALA SER ASP GLY ILE SEQRES 9 A 353 VAL ASN GLU ASN LEU VAL GLU ARG PHE SER GLN GLU VAL SEQRES 10 A 353 GLN ILE THR GLU ALA ARG CYS PHE TYR GLY PHE GLN ILE SEQRES 11 A 353 ALA MET GLU ASN ILE HIS SER GLU MET TYR SER LEU LEU SEQRES 12 A 353 ILE ASP THR TYR ILE LYS ASP PRO LYS GLU ARG GLU PHE SEQRES 13 A 353 LEU PHE ASN ALA ILE GLU THR MET PRO CYS VAL LYS LYS SEQRES 14 A 353 LYS ALA ASP TRP ALA LEU ARG TRP ILE GLY ASP LYS GLU SEQRES 15 A 353 ALA THR TYR GLY GLU ARG VAL VAL ALA PHE ALA ALA VAL SEQRES 16 A 353 GLU GLY ILE PHE PHE SER GLY SER PHE ALA SER ILE PHE SEQRES 17 A 353 TRP LEU LYS LYS ARG GLY LEU MET PRO GLY LEU THR PHE SEQRES 18 A 353 SER ASN GLU LEU ILE SER ARG ASP GLU GLY LEU HIS CYS SEQRES 19 A 353 ASP PHE ALA CYS LEU MET PHE LYS HIS LEU VAL HIS LYS SEQRES 20 A 353 PRO SER GLU GLU ARG VAL ARG GLU ILE ILE ILE ASN ALA SEQRES 21 A 353 VAL ARG ILE GLU GLN GLU PHE LEU THR GLU ALA LEU PRO SEQRES 22 A 353 VAL LYS LEU ILE GLY MET ASN CYS THR LEU MET LYS GLN SEQRES 23 A 353 TYR ILE GLU PHE VAL ALA ASP ARG LEU MET LEU GLU LEU SEQRES 24 A 353 GLY PHE SER LYS VAL PHE ARG VAL GLU ASN PRO PHE ASP SEQRES 25 A 353 PHE MET GLU ASN ILE SER LEU GLU GLY LYS THR ASN PHE SEQRES 26 A 353 PHE GLU LYS ARG VAL GLY GLU TYR GLN ARG MET GLY VAL SEQRES 27 A 353 MET SER SER PRO THR GLU ASN SER PHE THR LEU ASP ALA SEQRES 28 A 353 ASP PHE HET FE A1351 1 HETNAM FE FE (III) ION FORMUL 2 FE FE 3+ FORMUL 3 HOH *6(H2 O) HELIX 1 1 TYR A 87 SER A 100 1 14 HELIX 2 2 THR A 103 VAL A 107 5 5 HELIX 3 3 ASP A 112 GLU A 117 1 6 HELIX 4 4 LYS A 120 PHE A 134 1 15 HELIX 5 5 PHE A 134 ARG A 148 1 15 HELIX 6 6 ARG A 148 VAL A 153 1 6 HELIX 7 7 ILE A 155 ILE A 184 1 30 HELIX 8 8 ASP A 186 GLU A 191 1 6 HELIX 9 9 LEU A 211 ASP A 216 1 6 HELIX 10 10 THR A 220 ILE A 234 1 15 HELIX 11 11 PHE A 236 LYS A 248 1 13 HELIX 12 12 MET A 252 HIS A 279 1 28 HELIX 13 13 SER A 285 GLU A 306 1 22 HELIX 14 14 PRO A 309 GLY A 314 5 6 HELIX 15 15 ASN A 316 LEU A 335 1 20 LINK FE FE A1351 OE2 GLU A 232 LINK FE FE A1351 OE2 GLU A 266 LINK FE FE A1351 ND1 HIS A 269 SITE 1 AC1 5 GLU A 169 GLU A 232 GLU A 266 HIS A 269 SITE 2 AC1 5 HOH Z 4 CRYST1 76.120 110.700 94.420 90.00 90.00 90.00 C 2 2 21 8 ORIGX1 1.000000 0.000000 0.000000 0.00000 ORIGX2 0.000000 1.000000 0.000000 0.00000 ORIGX3 0.000000 0.000000 1.000000 0.00000 SCALE1 0.013137 0.000000 0.000000 0.00000 SCALE2 0.000000 0.009033 0.000000 0.00000 SCALE3 0.000000 0.000000 0.010591 0.00000