HEADER TRANSFERASE 18-JUN-07 2QBU TITLE CRYSTAL STRUCTURE OF METHANOTHERMOBACTER THERMAUTOTROPHICUS CBIL COMPND MOL_ID: 1; COMPND 2 MOLECULE: PRECORRIN-2 METHYLTRANSFERASE; COMPND 3 CHAIN: A, B; COMPND 4 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: METHANOTHERMOBACTER THERMAUTOTROPHICUS; SOURCE 3 ORGANISM_TAXID: 187420; SOURCE 4 STRAIN: DELTA H; SOURCE 5 GENE: CBIL; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: BL21 (DE3) PLYSS; SOURCE 9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 10 EXPRESSION_SYSTEM_PLASMID: PET14B KEYWDS METHYLTRANSFERASE, TRANSFERASE EXPDTA X-RAY DIFFRACTION AUTHOR S.FRANK,M.J.WARREN,R.W.PICKERSGILL REVDAT 5 03-APR-24 2QBU 1 REMARK REVDAT 4 21-FEB-24 2QBU 1 REMARK REVDAT 3 13-JUL-11 2QBU 1 VERSN REVDAT 2 24-FEB-09 2QBU 1 VERSN REVDAT 1 15-APR-08 2QBU 0 JRNL AUTH S.FRANK,E.DEERY,A.A.BRINDLEY,H.K.LEECH,A.LAWRENCE, JRNL AUTH 2 P.HEATHCOTE,H.L.SCHUBERT,K.BROCKLEHURST,S.E.RIGBY, JRNL AUTH 3 M.J.WARREN,R.W.PICKERSGILL JRNL TITL ELUCIDATION OF SUBSTRATE SPECIFICITY IN THE COBALAMIN JRNL TITL 2 (VITAMIN B12) BIOSYNTHETIC METHYLTRANSFERASES. STRUCTURE AND JRNL TITL 3 FUNCTION OF THE C20 METHYLTRANSFERASE (CBIL) FROM JRNL TITL 4 METHANOTHERMOBACTER THERMAUTOTROPHICUS. JRNL REF J.BIOL.CHEM. V. 282 23957 2007 JRNL REFN ISSN 0021-9258 JRNL PMID 17567575 JRNL DOI 10.1074/JBC.M703827200 REMARK 2 REMARK 2 RESOLUTION. 2.10 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.2.0005 REMARK 3 AUTHORS : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER, REMARK 3 : NICHOLLS,WINN,LONG,VAGIN REMARK 3 REMARK 3 REFINEMENT TARGET : MAXIMUM LIKELIHOOD REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.10 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 50.38 REMARK 3 DATA CUTOFF (SIGMA(F)) : NULL REMARK 3 COMPLETENESS FOR RANGE (%) : 100.0 REMARK 3 NUMBER OF REFLECTIONS : 29735 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) : 0.205 REMARK 3 R VALUE (WORKING SET) : 0.202 REMARK 3 FREE R VALUE : 0.270 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.100 REMARK 3 FREE R VALUE TEST SET COUNT : 1586 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 20 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 2.10 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.16 REMARK 3 REFLECTION IN BIN (WORKING SET) : 2186 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 100.0 REMARK 3 BIN R VALUE (WORKING SET) : 0.2560 REMARK 3 BIN FREE R VALUE SET COUNT : 98 REMARK 3 BIN FREE R VALUE : 0.3340 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 3488 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 52 REMARK 3 SOLVENT ATOMS : 438 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 35.00 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 35.25 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -0.28000 REMARK 3 B22 (A**2) : -0.28000 REMARK 3 B33 (A**2) : 0.41000 REMARK 3 B12 (A**2) : -0.14000 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): 0.231 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.211 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.155 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 5.765 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.946 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.903 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 3594 ; 0.011 ; 0.022 REMARK 3 BOND LENGTHS OTHERS (A): NULL ; NULL ; NULL REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 4868 ; 1.418 ; 1.993 REMARK 3 BOND ANGLES OTHERS (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 454 ; 6.351 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): 160 ;34.433 ;22.625 REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): 610 ;17.929 ;15.000 REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): 44 ;17.814 ;15.000 REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 568 ; 0.111 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 2706 ; 0.004 ; 0.020 REMARK 3 GENERAL PLANES OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS REFINED ATOMS (A): 1870 ; 0.223 ; 0.200 REMARK 3 NON-BONDED CONTACTS OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION REFINED ATOMS (A): 2421 ; 0.300 ; 0.200 REMARK 3 NON-BONDED TORSION OTHERS (A): NULL ; NULL ; NULL REMARK 3 H-BOND (X...Y) REFINED ATOMS (A): 385 ; 0.179 ; 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): 80 ; 0.229 ; 0.200 REMARK 3 SYMMETRY VDW OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY H-BOND REFINED ATOMS (A): 17 ; 0.228 ; 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): 2348 ; 0.816 ; 1.500 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 3674 ; 1.392 ; 2.000 REMARK 3 MAIN-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): 1400 ; 1.940 ; 3.000 REMARK 3 SIDE-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): 1194 ; 3.220 ; 4.500 REMARK 3 SIDE-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 LONG RANGE B REFINED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 LONG RANGE B OTHER ATOMS (A**2): NULL ; NULL ; NULL 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 : 1 REMARK 3 REMARK 3 NCS GROUP NUMBER : 1 REMARK 3 CHAIN NAMES : A B REMARK 3 NUMBER OF COMPONENTS NCS GROUP : 1 REMARK 3 COMPONENT C SSSEQI TO C SSSEQI CODE REMARK 3 1 A 1 A 228 5 REMARK 3 1 B 1 B 228 5 REMARK 3 GROUP CHAIN COUNT RMS WEIGHT REMARK 3 MEDIUM POSITIONAL 1 A (A): 912 ; 0.50 ; 0.50 REMARK 3 LOOSE POSITIONAL 1 A (A): 833 ; 0.98 ; 5.00 REMARK 3 MEDIUM THERMAL 1 A (A**2): 912 ; 1.15 ; 2.00 REMARK 3 LOOSE THERMAL 1 A (A**2): 833 ; 2.01 ; 10.00 REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : NULL REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : MASK REMARK 3 PARAMETERS FOR MASK CALCULATION REMARK 3 VDW PROBE RADIUS : 1.20 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 RIDING REMARK 3 POSITIONS REMARK 4 REMARK 4 2QBU COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 25-JUN-07. REMARK 100 THE DEPOSITION ID IS D_1000043402. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 15-DEC-04 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 : ESRF REMARK 200 BEAMLINE : ID14-3 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.931 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 : MOSFLM REMARK 200 DATA SCALING SOFTWARE : SCALA REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 31826 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.100 REMARK 200 RESOLUTION RANGE LOW (A) : 50.380 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 100.0 REMARK 200 DATA REDUNDANCY : 7.500 REMARK 200 R MERGE (I) : 0.07400 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 7.5000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.10 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.21 REMARK 200 COMPLETENESS FOR SHELL (%) : 100.0 REMARK 200 DATA REDUNDANCY IN SHELL : 7.20 REMARK 200 R MERGE FOR SHELL (I) : 0.36300 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 4.800 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MIR REMARK 200 SOFTWARE USED: MLPHARE REMARK 200 STARTING MODEL: B. MEGATERIUM CBIF REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 54.19 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.68 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 100 MM MES BUFFER, PH 6.5, CONTAINING REMARK 280 2.5 M AMMONIUM SULPHATE, VAPOR DIFFUSION, HANGING DROP, REMARK 280 TEMPERATURE 298K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 62 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -Y,X-Y,Z+2/3 REMARK 290 3555 -X+Y,-X,Z+1/3 REMARK 290 4555 -X,-Y,Z REMARK 290 5555 Y,-X+Y,Z+2/3 REMARK 290 6555 X-Y,X,Z+1/3 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 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 2 0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 33.57933 REMARK 290 SMTRY1 3 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 3 -0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 16.78967 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 0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 5 -0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 5 0.000000 0.000000 1.000000 33.57933 REMARK 290 SMTRY1 6 0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 6 0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 6 0.000000 0.000000 1.000000 16.78967 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,PQS REMARK 350 TOTAL BURIED SURFACE AREA: 5130 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 19960 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -25.0 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 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 ARG A 229 REMARK 465 GLU A 230 REMARK 465 GLN A 231 REMARK 465 SER A 232 REMARK 465 ARG B 229 REMARK 465 GLU B 230 REMARK 465 GLN B 231 REMARK 465 SER B 232 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 CB CYS B 172 O HOH B 742 2.03 REMARK 500 OE2 GLU B 92 O HOH B 743 2.08 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 ASP A 72 -69.59 -91.74 REMARK 500 ASP A 74 40.86 -61.15 REMARK 500 ASP A 159 -167.91 -113.85 REMARK 500 LYS A 176 52.45 33.56 REMARK 500 CYS A 203 132.94 -39.78 REMARK 500 SER A 204 -0.21 69.97 REMARK 500 THR B 110 -6.50 75.19 REMARK 500 SER B 204 -1.79 80.15 REMARK 500 REMARK 500 REMARK: NULL REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SAH B 501 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SAH B 502 DBREF 2QBU A 1 232 UNP O27402 O27402_METTH 1 232 DBREF 2QBU B 1 232 UNP O27402 O27402_METTH 1 232 SEQRES 1 A 232 MET HIS GLY LYS LEU ILE GLY VAL GLY VAL GLY PRO GLY SEQRES 2 A 232 ASP SER GLU LEU LEU THR LEU ARG ALA VAL ASN VAL LEU SEQRES 3 A 232 ARG SER VAL PRO VAL ILE CYS ALA PRO ARG SER SER SER SEQRES 4 A 232 GLU ARG GLU SER ILE ALA LEU SER ILE VAL GLU ASP ILE SEQRES 5 A 232 LEU THR GLU ARG ARG ASP GLY CYS ARG ILE LEU ASP PRO SEQRES 6 A 232 VAL PHE PRO MET THR ASP ASP ARG ASP GLU LEU GLU SER SEQRES 7 A 232 HIS TRP ASP SER ALA ALA ARG MET VAL ALA ALA GLU LEU SEQRES 8 A 232 GLU ASP GLY ARG ASP VAL ALA PHE ILE THR LEU GLY ASP SEQRES 9 A 232 PRO SER ILE TYR SER THR PHE SER TYR LEU GLN GLN ARG SEQRES 10 A 232 ILE GLU ASP MET GLY PHE LYS THR GLU MET VAL PRO GLY SEQRES 11 A 232 VAL THR SER PHE THR ALA CYS ALA ALA THR ALA GLY ARG SEQRES 12 A 232 THR LEU VAL GLU GLY ASP GLU ILE LEU LEU VAL VAL PRO SEQRES 13 A 232 ARG VAL ASP ASP ARG PHE GLU ARG VAL LEU ARG ASP VAL SEQRES 14 A 232 ASP ALA CYS VAL ILE MET LYS THR SER ARG HIS GLY ARG SEQRES 15 A 232 ARG ALA MET GLU VAL VAL GLU SER ASP PRO ARG GLY LYS SEQRES 16 A 232 ASP VAL VAL SER VAL ALA ASN CYS SER MET ASP ASP GLU SEQRES 17 A 232 VAL VAL GLU ARG GLY PHE ALA SER GLY GLY GLY TYR LEU SEQRES 18 A 232 ALA THR THR LEU VAL ARG PHE ARG GLU GLN SER SEQRES 1 B 232 MET HIS GLY LYS LEU ILE GLY VAL GLY VAL GLY PRO GLY SEQRES 2 B 232 ASP SER GLU LEU LEU THR LEU ARG ALA VAL ASN VAL LEU SEQRES 3 B 232 ARG SER VAL PRO VAL ILE CYS ALA PRO ARG SER SER SER SEQRES 4 B 232 GLU ARG GLU SER ILE ALA LEU SER ILE VAL GLU ASP ILE SEQRES 5 B 232 LEU THR GLU ARG ARG ASP GLY CYS ARG ILE LEU ASP PRO SEQRES 6 B 232 VAL PHE PRO MET THR ASP ASP ARG ASP GLU LEU GLU SER SEQRES 7 B 232 HIS TRP ASP SER ALA ALA ARG MET VAL ALA ALA GLU LEU SEQRES 8 B 232 GLU ASP GLY ARG ASP VAL ALA PHE ILE THR LEU GLY ASP SEQRES 9 B 232 PRO SER ILE TYR SER THR PHE SER TYR LEU GLN GLN ARG SEQRES 10 B 232 ILE GLU ASP MET GLY PHE LYS THR GLU MET VAL PRO GLY SEQRES 11 B 232 VAL THR SER PHE THR ALA CYS ALA ALA THR ALA GLY ARG SEQRES 12 B 232 THR LEU VAL GLU GLY ASP GLU ILE LEU LEU VAL VAL PRO SEQRES 13 B 232 ARG VAL ASP ASP ARG PHE GLU ARG VAL LEU ARG ASP VAL SEQRES 14 B 232 ASP ALA CYS VAL ILE MET LYS THR SER ARG HIS GLY ARG SEQRES 15 B 232 ARG ALA MET GLU VAL VAL GLU SER ASP PRO ARG GLY LYS SEQRES 16 B 232 ASP VAL VAL SER VAL ALA ASN CYS SER MET ASP ASP GLU SEQRES 17 B 232 VAL VAL GLU ARG GLY PHE ALA SER GLY GLY GLY TYR LEU SEQRES 18 B 232 ALA THR THR LEU VAL ARG PHE ARG GLU GLN SER HET SAH B 501 26 HET SAH B 502 26 HETNAM SAH S-ADENOSYL-L-HOMOCYSTEINE FORMUL 3 SAH 2(C14 H20 N6 O5 S) FORMUL 5 HOH *438(H2 O) HELIX 1 1 ASP A 14 LEU A 18 5 5 HELIX 2 2 THR A 19 VAL A 29 1 11 HELIX 3 3 SER A 43 ARG A 56 1 14 HELIX 4 4 GLU A 75 ASP A 93 1 19 HELIX 5 5 THR A 110 MET A 121 1 12 HELIX 6 6 THR A 132 ALA A 141 1 10 HELIX 7 7 ASP A 159 LEU A 166 1 8 HELIX 8 8 ARG A 167 VAL A 169 5 3 HELIX 9 9 LYS A 176 ASP A 191 1 16 HELIX 10 10 ASP B 14 LEU B 18 5 5 HELIX 11 11 THR B 19 VAL B 29 1 11 HELIX 12 12 SER B 43 VAL B 49 1 7 HELIX 13 13 VAL B 49 ARG B 56 1 8 HELIX 14 14 ASP B 72 ASP B 93 1 22 HELIX 15 15 THR B 110 MET B 121 1 12 HELIX 16 16 THR B 132 ALA B 141 1 10 HELIX 17 17 ASP B 159 LEU B 166 1 8 HELIX 18 18 ARG B 167 VAL B 169 5 3 HELIX 19 19 LYS B 176 SER B 190 1 15 SHEET 1 A 5 ARG A 61 LEU A 63 0 SHEET 2 A 5 VAL A 31 CYS A 33 1 N ILE A 32 O LEU A 63 SHEET 3 A 5 VAL A 97 THR A 101 1 O ALA A 98 N CYS A 33 SHEET 4 A 5 LEU A 5 GLY A 9 1 N VAL A 8 O PHE A 99 SHEET 5 A 5 THR A 125 VAL A 128 1 O VAL A 128 N GLY A 7 SHEET 1 B10 VAL A 209 ARG A 212 0 SHEET 2 B10 ASP A 196 ALA A 201 -1 N ALA A 201 O VAL A 209 SHEET 3 B10 ALA A 222 ARG A 227 -1 O LEU A 225 N VAL A 198 SHEET 4 B10 ALA A 171 ILE A 174 -1 N ILE A 174 O THR A 224 SHEET 5 B10 LEU A 152 VAL A 155 1 N VAL A 155 O VAL A 173 SHEET 6 B10 LEU B 152 VAL B 155 -1 O VAL B 154 N LEU A 152 SHEET 7 B10 ALA B 171 ILE B 174 1 O VAL B 173 N LEU B 153 SHEET 8 B10 ALA B 222 ARG B 227 -1 O VAL B 226 N CYS B 172 SHEET 9 B10 ASP B 196 ALA B 201 -1 N VAL B 198 O LEU B 225 SHEET 10 B10 VAL B 209 ARG B 212 -1 O GLU B 211 N SER B 199 SHEET 1 C 5 ARG B 61 LEU B 63 0 SHEET 2 C 5 VAL B 31 CYS B 33 1 N ILE B 32 O LEU B 63 SHEET 3 C 5 VAL B 97 THR B 101 1 O ALA B 98 N CYS B 33 SHEET 4 C 5 LEU B 5 GLY B 9 1 N ILE B 6 O VAL B 97 SHEET 5 C 5 THR B 125 VAL B 128 1 O VAL B 128 N GLY B 7 SITE 1 AC1 18 PRO A 12 LEU A 102 GLY A 103 ASP A 104 SITE 2 AC1 18 ILE A 107 TYR A 108 THR A 132 SER A 133 SITE 3 AC1 18 CYS A 137 MET A 175 LYS A 176 ASN A 202 SITE 4 AC1 18 CYS A 203 TYR A 220 LEU A 221 ALA A 222 SITE 5 AC1 18 THR A 223 HOH B 511 SITE 1 AC2 19 PRO B 12 LEU B 102 GLY B 103 ASP B 104 SITE 2 AC2 19 ILE B 107 TYR B 108 THR B 132 SER B 133 SITE 3 AC2 19 CYS B 137 MET B 175 LYS B 176 ASN B 202 SITE 4 AC2 19 CYS B 203 MET B 205 TYR B 220 LEU B 221 SITE 5 AC2 19 ALA B 222 THR B 223 HOH B 510 CRYST1 135.911 135.911 50.369 90.00 90.00 120.00 P 62 12 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 0.007358 0.004248 0.000000 0.00000 SCALE2 0.000000 0.008496 0.000000 0.00000 SCALE3 0.000000 0.000000 0.019853 0.00000