PDB Short entry for 2FD8 HEADER OXIDOREDUCTASE/DNA 13-DEC-05 2FD8 TITLE CRYSTAL STRUCTURE OF ALKB IN COMPLEX WITH FE(II), 2-OXOGLUTARATE, AND TITLE 2 METHYLATED TRINUCLEOTIDE T-MEA-T COMPND MOL_ID: 1; COMPND 2 MOLECULE: 5'-D(P*TP*(MA7)P*T)-3'; COMPND 3 CHAIN: B; COMPND 4 ENGINEERED: YES; COMPND 5 MOL_ID: 2; COMPND 6 MOLECULE: ALKYLATED DNA REPAIR PROTEIN ALKB; COMPND 7 CHAIN: A; COMPND 8 FRAGMENT: RESIDUES 12-216; COMPND 9 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 SYNTHETIC: YES; SOURCE 3 MOL_ID: 2; SOURCE 4 ORGANISM_SCIENTIFIC: ESCHERICHIA COLI K12; SOURCE 5 ORGANISM_TAXID: 83333; SOURCE 6 STRAIN: K-12; SOURCE 7 GENE: ALKB, AIDD; SOURCE 8 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3); SOURCE 9 EXPRESSION_SYSTEM_TAXID: 469008; SOURCE 10 EXPRESSION_SYSTEM_STRAIN: BL21(DE3); SOURCE 11 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 12 EXPRESSION_SYSTEM_PLASMID: PET26 KEYWDS BETA JELLYROLL, STRUCTURAL GENOMICS, PSI, PROTEIN STRUCTURE KEYWDS 2 INITIATIVE, NORTHEAST STRUCTURAL GENOMICS CONSORTIUM, NESG, KEYWDS 3 OXIDOREDUCTASE-DNA COMPLEX EXPDTA X-RAY DIFFRACTION AUTHOR B.YU,J.BENACH,W.C.EDSTROM,B.R.GIBNEY,J.F.HUNT,NORTHEAST STRUCTURAL AUTHOR 2 GENOMICS CONSORTIUM (NESG) REVDAT 5 14-FEB-24 2FD8 1 REMARK SEQADV LINK REVDAT 4 18-OCT-17 2FD8 1 REMARK REVDAT 3 13-JUL-11 2FD8 1 VERSN REVDAT 2 24-FEB-09 2FD8 1 VERSN REVDAT 1 21-FEB-06 2FD8 0 JRNL AUTH B.YU,W.C.EDSTROM,J.BENACH,Y.HAMURO,P.C.WEBER,B.R.GIBNEY, JRNL AUTH 2 J.F.HUNT JRNL TITL CRYSTAL STRUCTURES OF CATALYTIC COMPLEXES OF THE OXIDATIVE JRNL TITL 2 DNA/RNA REPAIR ENZYME ALKB. JRNL REF NATURE V. 439 879 2006 JRNL REFN ISSN 0028-0836 JRNL PMID 16482161 JRNL DOI 10.1038/NATURE04561 REMARK 2 REMARK 2 RESOLUTION. 2.30 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS 1.1 REMARK 3 AUTHORS : BRUNGER,ADAMS,CLORE,DELANO,GROS,GROSSE- REMARK 3 : KUNSTLEVE,JIANG,KUSZEWSKI,NILGES,PANNU, REMARK 3 : READ,RICE,SIMONSON,WARREN REMARK 3 REMARK 3 REFINEMENT TARGET : NULL REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.30 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 20.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 1.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : 1476777.000 REMARK 3 DATA CUTOFF LOW (ABS(F)) : 0.0000 REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 99.5 REMARK 3 NUMBER OF REFLECTIONS : 8536 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 SET) : 0.186 REMARK 3 FREE R VALUE : 0.227 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 10.500 REMARK 3 FREE R VALUE TEST SET COUNT : 894 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : 0.008 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 6 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 2.30 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.44 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 98.80 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 1257 REMARK 3 BIN R VALUE (WORKING SET) : 0.2010 REMARK 3 BIN FREE R VALUE : 0.2760 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 9.90 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 138 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.024 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1556 REMARK 3 NUCLEIC ACID ATOMS : 63 REMARK 3 HETEROGEN ATOMS : 11 REMARK 3 SOLVENT ATOMS : 214 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 26.30 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -1.14000 REMARK 3 B22 (A**2) : -0.92000 REMARK 3 B33 (A**2) : 2.05000 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 COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : 0.23 REMARK 3 ESD FROM SIGMAA (A) : 0.16 REMARK 3 LOW RESOLUTION CUTOFF (A) : 5.00 REMARK 3 REMARK 3 CROSS-VALIDATED ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM C-V LUZZATI PLOT (A) : 0.31 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.27 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.012 REMARK 3 BOND ANGLES (DEGREES) : 1.500 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 26.40 REMARK 3 IMPROPER ANGLES (DEGREES) : 1.420 REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : RESTRAINED REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. RMS SIGMA REMARK 3 MAIN-CHAIN BOND (A**2) : 1.340 ; 1.500 REMARK 3 MAIN-CHAIN ANGLE (A**2) : 2.280 ; 2.000 REMARK 3 SIDE-CHAIN BOND (A**2) : 1.940 ; 2.000 REMARK 3 SIDE-CHAIN ANGLE (A**2) : 2.900 ; 2.500 REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED : FLAT MODEL REMARK 3 KSOL : 0.31 REMARK 3 BSOL : 44.09 REMARK 3 REMARK 3 NCS MODEL : NULL REMARK 3 REMARK 3 NCS RESTRAINTS. RMS SIGMA/WEIGHT REMARK 3 GROUP 1 POSITIONAL (A) : NULL ; NULL REMARK 3 GROUP 1 B-FACTOR (A**2) : NULL ; NULL REMARK 3 REMARK 3 PARAMETER FILE 1 : PROTEIN_REP.PARAM REMARK 3 PARAMETER FILE 2 : WATER_REP.PARAM REMARK 3 PARAMETER FILE 3 : DNA-RNA_REP.PARAM_BY REMARK 3 PARAMETER FILE 4 : ION.PARAM REMARK 3 PARAMETER FILE 5 : NULL REMARK 3 TOPOLOGY FILE 1 : PROTEIN.TOP REMARK 3 TOPOLOGY FILE 2 : WATER.TOP REMARK 3 TOPOLOGY FILE 3 : DNA-RNA.TOP_BY REMARK 3 TOPOLOGY FILE 4 : ION.TOP REMARK 3 TOPOLOGY FILE 5 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 2FD8 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 31-JAN-06. REMARK 100 THE DEPOSITION ID IS D_1000035737. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 19-APR-05 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : NULL REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : NSLS REMARK 200 BEAMLINE : X4A REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.74060, 1.74169, 1.70473 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 4 REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 8630 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.300 REMARK 200 RESOLUTION RANGE LOW (A) : 20.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.8 REMARK 200 DATA REDUNDANCY : 15.30 REMARK 200 R MERGE (I) : 0.06600 REMARK 200 R SYM (I) : NULL REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : NULL REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.30 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.38 REMARK 200 COMPLETENESS FOR SHELL (%) : 97.7 REMARK 200 DATA REDUNDANCY IN SHELL : 10.80 REMARK 200 R MERGE FOR SHELL (I) : 0.14300 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 <I/SIGMA(I)> FOR SHELL : NULL REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: MAD REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MAD REMARK 200 SOFTWARE USED: SOLVE 2.08, RESOLVE 2.08 REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 38.58 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.00 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 22-24% (W/V) PEG 3350, 10% GLYCEROL REMARK 280 AND 200 MM SODIUM FORMATE, VAPOR DIFFUSION, HANGING DROP, REMARK 280 TEMPERATURE 298K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 43 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 -Y,X,Z+3/4 REMARK 290 4555 Y,-X,Z+1/4 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 59.15200 REMARK 290 SMTRY1 3 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 88.72800 REMARK 290 SMTRY1 4 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY2 4 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 29.57600 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 APPLY THE FOLLOWING TO CHAINS: B, 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 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 11 REMARK 465 GLN A 12 REMARK 465 GLU A 13 REMARK 465 PRO A 14 REMARK 465 LYS A 215 REMARK 465 GLU A 216 REMARK 465 ASN A 217 REMARK 465 LEU A 218 REMARK 465 TYR A 219 REMARK 465 PHE A 220 REMARK 465 GLN A 221 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 LYS A 214 CA C O CB CG CD CE REMARK 470 LYS A 214 NZ 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 DT B 501 P DT B 501 OP3 -0.079 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 ASN A 162 37.07 -90.35 REMARK 500 ILE A 201 -77.89 67.39 REMARK 500 REMARK 500 REMARK: NULL REMARK 600 REMARK 600 HETEROGEN REMARK 600 THE CLOSE CONTACTS IN REMARK 500 ARE DUE REMARK 600 TO IRON COORDINATION. 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 FE2 A 300 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS A 131 NE2 REMARK 620 2 ASP A 133 OD1 98.5 REMARK 620 3 HIS A 187 NE2 93.6 83.6 REMARK 620 4 AKG A 400 O5 101.6 158.7 88.5 REMARK 620 5 AKG A 400 O2 94.2 110.5 162.7 74.8 REMARK 620 N 1 2 3 4 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE FE2 A 300 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE AKG A 400 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: ER126 RELATED DB: TARGETDB REMARK 900 RELATED ID: 2FDF RELATED DB: PDB REMARK 900 RELATED ID: 2FDG RELATED DB: PDB REMARK 900 RELATED ID: 2FDH RELATED DB: PDB REMARK 900 RELATED ID: 2FDI RELATED DB: PDB REMARK 900 RELATED ID: 2FDJ RELATED DB: PDB REMARK 900 RELATED ID: 2FDK RELATED DB: PDB DBREF 2FD8 A 12 216 UNP P05050 ALKB_ECOLI 12 216 DBREF 2FD8 B 501 503 PDB 2FD8 2FD8 501 503 SEQADV 2FD8 MET A 11 UNP P05050 INITIATING METHIONINE SEQADV 2FD8 ASN A 217 UNP P05050 CLONING ARTIFACT SEQADV 2FD8 LEU A 218 UNP P05050 CLONING ARTIFACT SEQADV 2FD8 TYR A 219 UNP P05050 CLONING ARTIFACT SEQADV 2FD8 PHE A 220 UNP P05050 CLONING ARTIFACT SEQADV 2FD8 GLN A 221 UNP P05050 CLONING ARTIFACT SEQRES 1 B 3 DT MA7 DT SEQRES 1 A 211 MET GLN GLU PRO LEU ALA ALA GLY ALA VAL ILE LEU ARG SEQRES 2 A 211 ARG PHE ALA PHE ASN ALA ALA GLU GLN LEU ILE ARG ASP SEQRES 3 A 211 ILE ASN ASP VAL ALA SER GLN SER PRO PHE ARG GLN MET SEQRES 4 A 211 VAL THR PRO GLY GLY TYR THR MET SER VAL ALA MET THR SEQRES 5 A 211 ASN CYS GLY HIS LEU GLY TRP THR THR HIS ARG GLN GLY SEQRES 6 A 211 TYR LEU TYR SER PRO ILE ASP PRO GLN THR ASN LYS PRO SEQRES 7 A 211 TRP PRO ALA MET PRO GLN SER PHE HIS ASN LEU CYS GLN SEQRES 8 A 211 ARG ALA ALA THR ALA ALA GLY TYR PRO ASP PHE GLN PRO SEQRES 9 A 211 ASP ALA CYS LEU ILE ASN ARG TYR ALA PRO GLY ALA LYS SEQRES 10 A 211 LEU SER LEU HIS GLN ASP LYS ASP GLU PRO ASP LEU ARG SEQRES 11 A 211 ALA PRO ILE VAL SER VAL SER LEU GLY LEU PRO ALA ILE SEQRES 12 A 211 PHE GLN PHE GLY GLY LEU LYS ARG ASN ASP PRO LEU LYS SEQRES 13 A 211 ARG LEU LEU LEU GLU HIS GLY ASP VAL VAL VAL TRP GLY SEQRES 14 A 211 GLY GLU SER ARG LEU PHE TYR HIS GLY ILE GLN PRO LEU SEQRES 15 A 211 LYS ALA GLY PHE HIS PRO LEU THR ILE ASP CYS ARG TYR SEQRES 16 A 211 ASN LEU THR PHE ARG GLN ALA GLY LYS LYS GLU ASN LEU SEQRES 17 A 211 TYR PHE GLN MODRES 2FD8 MA7 B 502 DA 1N-METHYLADENOSINE-5'-MONOPHOSPHATE HET MA7 B 502 22 HET FE2 A 300 1 HET AKG A 400 10 HETNAM MA7 1N-METHYLADENOSINE-5'-MONOPHOSPHATE HETNAM FE2 FE (II) ION HETNAM AKG 2-OXOGLUTARIC ACID FORMUL 1 MA7 C11 H17 N5 O6 P 1+ FORMUL 3 FE2 FE 2+ FORMUL 4 AKG C5 H6 O5 FORMUL 5 HOH *214(H2 O) HELIX 1 1 ALA A 29 SER A 42 1 14 HELIX 2 2 PRO A 93 GLY A 108 1 16 HELIX 3 3 GLY A 180 PHE A 185 5 6 SHEET 1 A 6 ALA A 19 LEU A 22 0 SHEET 2 A 6 VAL A 175 TRP A 178 -1 O VAL A 175 N LEU A 22 SHEET 3 A 6 ILE A 143 GLY A 149 -1 N ILE A 143 O TRP A 178 SHEET 4 A 6 ARG A 204 PHE A 209 -1 O TYR A 205 N LEU A 148 SHEET 5 A 6 ALA A 116 TYR A 122 -1 N ASN A 120 O ASN A 206 SHEET 6 A 6 ALA A 60 GLY A 65 -1 N ALA A 60 O ARG A 121 SHEET 1 B 2 GLY A 68 THR A 71 0 SHEET 2 B 2 TYR A 76 SER A 79 -1 O SER A 79 N GLY A 68 SHEET 1 C 4 LEU A 128 HIS A 131 0 SHEET 2 C 4 HIS A 187 ILE A 189 -1 O ILE A 189 N LEU A 128 SHEET 3 C 4 ALA A 152 PHE A 156 -1 N GLN A 155 O GLY A 188 SHEET 4 C 4 LYS A 166 LEU A 170 -1 O LEU A 168 N PHE A 154 LINK O3' DT B 501 P MA7 B 502 1555 1555 1.59 LINK O3' MA7 B 502 P DT B 503 1555 1555 1.61 LINK NE2 HIS A 131 FE FE2 A 300 1555 1555 2.29 LINK OD1 ASP A 133 FE FE2 A 300 1555 1555 2.20 LINK NE2 HIS A 187 FE FE2 A 300 1555 1555 2.41 LINK FE FE2 A 300 O5 AKG A 400 1555 1555 2.42 LINK FE FE2 A 300 O2 AKG A 400 1555 1555 2.10 SITE 1 AC1 5 HIS A 131 ASP A 133 HIS A 187 AKG A 400 SITE 2 AC1 5 HOH A 671 SITE 1 AC2 14 LEU A 118 ASN A 120 TYR A 122 HIS A 131 SITE 2 AC2 14 ASP A 133 HIS A 187 ILE A 189 ARG A 204 SITE 3 AC2 14 ASN A 206 ARG A 210 FE2 A 300 HOH A 619 SITE 4 AC2 14 HOH A 671 MA7 B 502 CRYST1 40.746 40.746 118.304 90.00 90.00 90.00 P 43 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 0.024542 0.000000 0.000000 0.00000 SCALE2 0.000000 0.024542 0.000000 0.00000 SCALE3 0.000000 0.000000 0.008453 0.00000