HEADER TRANSFERASE 31-OCT-07 3B89 TITLE CRYSTAL STRUCTURE OF RRNA METHYLASE FROM ESCHERICHIA COLI COMPND MOL_ID: 1; COMPND 2 MOLECULE: 16S RRNA METHYLASE; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: 16S RIBOSOMAL RNA METHYLASE; COMPND 5 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: ESCHERICHIA COLI; SOURCE 3 ORGANISM_TAXID: 562; SOURCE 4 GENE: RMTB; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 562 KEYWDS 10094B, NYSGXRC, RMTB, STRUCTURAL GENOMICS, PSI-2, PROTEIN STRUCTURE KEYWDS 2 INITIATIVE, NEW YORK SGX RESEARCH CENTER FOR STRUCTURAL GENOMICS, KEYWDS 3 METHYLTRANSFERASE, PLASMID, TRANSFERASE EXPDTA X-RAY DIFFRACTION AUTHOR S.ESWARAMOORTHY,S.K.BURLEY,S.SWAMINATHAN,NEW YORK SGX RESEARCH CENTER AUTHOR 2 FOR STRUCTURAL GENOMICS (NYSGXRC) REVDAT 4 30-OCT-24 3B89 1 REMARK REVDAT 3 03-FEB-21 3B89 1 AUTHOR JRNL REMARK SEQADV REVDAT 3 2 1 LINK REVDAT 2 24-FEB-09 3B89 1 VERSN REVDAT 1 27-NOV-07 3B89 0 JRNL AUTH S.ESWARAMOORTHY,S.K.BURLEY,S.SWAMINATHAN JRNL TITL CRYSTAL STRUCTURE OF RRNA METHYLASE FROM ESCHERICHIA COLI. JRNL REF TO BE PUBLISHED JRNL REFN REMARK 2 REMARK 2 RESOLUTION. 2.60 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 : ENGH & HUBER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.60 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 50.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : NULL REMARK 3 DATA CUTOFF LOW (ABS(F)) : NULL REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 94.9 REMARK 3 NUMBER OF REFLECTIONS : 7746 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) : 0.227 REMARK 3 FREE R VALUE : 0.282 REMARK 3 FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 FREE R VALUE TEST SET COUNT : 745 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : NULL REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : NULL REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 2.60 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.76 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 78.40 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : NULL REMARK 3 BIN R VALUE (WORKING SET) : 0.3160 REMARK 3 BIN FREE R VALUE : 0.3280 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 BIN FREE R VALUE TEST SET COUNT : 94 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : NULL REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1843 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 24 REMARK 3 SOLVENT ATOMS : 40 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 18.10 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 35.10 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -8.55000 REMARK 3 B22 (A**2) : 3.01000 REMARK 3 B33 (A**2) : 5.54000 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) : 0.34 REMARK 3 ESD FROM SIGMAA (A) : 0.41 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) : 0.43 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.41 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.008 REMARK 3 BOND ANGLES (DEGREES) : 1.500 REMARK 3 DIHEDRAL ANGLES (DEGREES) : NULL REMARK 3 IMPROPER ANGLES (DEGREES) : NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. RMS SIGMA REMARK 3 MAIN-CHAIN BOND (A**2) : NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE (A**2) : NULL ; NULL REMARK 3 SIDE-CHAIN BOND (A**2) : NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE (A**2) : NULL ; NULL REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED : NULL REMARK 3 KSOL : NULL REMARK 3 BSOL : NULL 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 : NULL REMARK 3 TOPOLOGY FILE 1 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: RESIDUES LISTED AS MISSING IN REMARK REMARK 3 465 ARE DUE TO LACK OF ELECTRON DENSITY. RESIDUES WITH MISSING REMARK 3 ATOMS LISTED IN REMARK 470 ARE DUE TO LACK OF ELECTRON DENSITY REMARK 3 FOR SIDE CHAINS AND MODELED AS ALANINES. REMARK 4 REMARK 4 3B89 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 08-NOV-07. REMARK 100 THE DEPOSITION ID IS D_1000045202. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 28-JUN-07 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 : NSLS REMARK 200 BEAMLINE : X29A REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.9795 REMARK 200 MONOCHROMATOR : SI 111 CHANNEL REMARK 200 OPTICS : MIRRORS REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 315 REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-2000 REMARK 200 DATA SCALING SOFTWARE : HKL-2000 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 7962 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.600 REMARK 200 RESOLUTION RANGE LOW (A) : 50.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 97.8 REMARK 200 DATA REDUNDANCY : 12.10 REMARK 200 R MERGE (I) : 0.07700 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 11.4000 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) : 2.69 REMARK 200 COMPLETENESS FOR SHELL (%) : 83.8 REMARK 200 DATA REDUNDANCY IN SHELL : 5.80 REMARK 200 R MERGE FOR SHELL (I) : 0.28200 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : NULL REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: SAD REMARK 200 SOFTWARE USED: SOLVE, SHARP REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 46.61 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.30 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.1M BIS-TRIS, 28% PEG MME 2000, PH REMARK 280 6.5, VAPOR DIFFUSION, SITTING DROP, TEMPERATURE 293K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: I 2 2 2 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,Y,-Z REMARK 290 4555 X,-Y,-Z REMARK 290 5555 X+1/2,Y+1/2,Z+1/2 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+1/2 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 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 0.00000 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 28.13100 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 47.06550 REMARK 290 SMTRY3 5 0.000000 0.000000 1.000000 48.11500 REMARK 290 SMTRY1 6 -1.000000 0.000000 0.000000 28.13100 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 47.06550 REMARK 290 SMTRY3 6 0.000000 0.000000 1.000000 48.11500 REMARK 290 SMTRY1 7 -1.000000 0.000000 0.000000 28.13100 REMARK 290 SMTRY2 7 0.000000 1.000000 0.000000 47.06550 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 48.11500 REMARK 290 SMTRY1 8 1.000000 0.000000 0.000000 28.13100 REMARK 290 SMTRY2 8 0.000000 -1.000000 0.000000 47.06550 REMARK 290 SMTRY3 8 0.000000 0.000000 -1.000000 48.11500 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: MONOMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC REMARK 350 SOFTWARE USED: PISA 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 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 SER A 0 REMARK 465 LEU A 1 REMARK 465 TYR A 56 REMARK 465 LEU A 208 REMARK 465 GLY A 209 REMARK 465 GLY A 210 REMARK 465 ARG A 211 REMARK 465 GLY A 212 REMARK 465 LYS A 213 REMARK 465 GLY A 214 REMARK 465 MSE A 215 REMARK 465 GLY A 251 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 VAL A 57 CG1 CG2 REMARK 470 ARG A 145 CG CD NE CZ NH1 NH2 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 HIS A 35 -58.67 -136.34 REMARK 500 LYS A 36 -13.83 84.09 REMARK 500 SER A 37 170.39 40.10 REMARK 500 LYS A 39 -42.89 111.64 REMARK 500 GLU A 121 4.49 -61.78 REMARK 500 GLU A 146 -5.71 -59.94 REMARK 500 LYS A 174 68.44 29.06 REMARK 500 LEU A 175 -42.86 -140.02 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 5GP A 500 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: NYSGXRC-10094B RELATED DB: TARGETDB DBREF 3B89 A 2 251 UNP Q763K9 Q763K9_ECOLX 2 251 SEQADV 3B89 SER A 0 UNP Q763K9 EXPRESSION TAG SEQADV 3B89 LEU A 1 UNP Q763K9 EXPRESSION TAG SEQRES 1 A 252 SER LEU ASN ILE ASN ASP ALA LEU THR SER ILE LEU ALA SEQRES 2 A 252 SER LYS LYS TYR ARG ALA LEU CYS PRO ASP THR VAL ARG SEQRES 3 A 252 ARG ILE LEU THR GLU GLU TRP GLY ARG HIS LYS SER PRO SEQRES 4 A 252 LYS GLN THR VAL GLU ALA ALA ARG THR ARG LEU HIS GLY SEQRES 5 A 252 ILE CYS GLY ALA TYR VAL THR PRO GLU SER LEU LYS ALA SEQRES 6 A 252 ALA ALA ALA ALA LEU SER ALA GLY ASP VAL LYS LYS ALA SEQRES 7 A 252 LEU SER LEU HIS ALA SER THR LYS GLU ARG LEU ALA GLU SEQRES 8 A 252 LEU ASP THR LEU TYR ASP PHE ILE PHE SER ALA GLU THR SEQRES 9 A 252 PRO ARG ARG VAL LEU ASP ILE ALA CYS GLY LEU ASN PRO SEQRES 10 A 252 LEU ALA LEU TYR GLU ARG GLY ILE ALA SER VAL TRP GLY SEQRES 11 A 252 CYS ASP ILE HIS GLN GLY LEU GLY ASP VAL ILE THR PRO SEQRES 12 A 252 PHE ALA ARG GLU LYS ASP TRP ASP PHE THR PHE ALA LEU SEQRES 13 A 252 GLN ASP VAL LEU CYS ALA PRO PRO ALA GLU ALA GLY ASP SEQRES 14 A 252 LEU ALA LEU ILE PHE LYS LEU LEU PRO LEU LEU GLU ARG SEQRES 15 A 252 GLU GLN ALA GLY SER ALA MSE ALA LEU LEU GLN SER LEU SEQRES 16 A 252 ASN THR PRO ARG MSE ALA VAL SER PHE PRO THR ARG SER SEQRES 17 A 252 LEU GLY GLY ARG GLY LYS GLY MSE GLU ALA ASN TYR ALA SEQRES 18 A 252 ALA TRP PHE GLU GLY GLY LEU PRO ALA GLU PHE GLU ILE SEQRES 19 A 252 GLU ASP LYS LYS THR ILE GLY THR GLU LEU ILE TYR LEU SEQRES 20 A 252 ILE LYS LYS ASN GLY MODRES 3B89 MSE A 188 MET SELENOMETHIONINE MODRES 3B89 MSE A 199 MET SELENOMETHIONINE HET MSE A 188 8 HET MSE A 199 8 HET 5GP A 500 24 HETNAM MSE SELENOMETHIONINE HETNAM 5GP GUANOSINE-5'-MONOPHOSPHATE FORMUL 1 MSE 2(C5 H11 N O2 SE) FORMUL 2 5GP C10 H14 N5 O8 P FORMUL 3 HOH *40(H2 O) HELIX 1 1 ASN A 2 LEU A 11 1 10 HELIX 2 2 CYS A 20 ARG A 34 1 15 HELIX 3 3 THR A 41 GLY A 51 1 11 HELIX 4 4 THR A 58 ALA A 71 1 14 HELIX 5 5 ASP A 73 LEU A 80 1 8 HELIX 6 6 HIS A 81 ARG A 87 1 7 HELIX 7 7 GLU A 90 SER A 100 1 11 HELIX 8 8 ASN A 115 GLU A 121 1 7 HELIX 9 9 HIS A 133 GLU A 146 1 14 HELIX 10 10 LEU A 175 GLN A 183 1 9 HELIX 11 11 GLY A 185 SER A 193 1 9 HELIX 12 12 ASN A 218 LEU A 227 1 10 SHEET 1 A 7 ASP A 150 LEU A 155 0 SHEET 2 A 7 SER A 126 ASP A 131 1 N GLY A 129 O THR A 152 SHEET 3 A 7 ARG A 106 ILE A 110 1 N VAL A 107 O TRP A 128 SHEET 4 A 7 LEU A 169 ILE A 172 1 O LEU A 169 N LEU A 108 SHEET 5 A 7 ARG A 198 PRO A 204 1 O ALA A 200 N ILE A 172 SHEET 6 A 7 GLU A 242 LYS A 249 -1 O TYR A 245 N VAL A 201 SHEET 7 A 7 PHE A 231 ILE A 239 -1 N LYS A 237 O ILE A 244 LINK C ALA A 187 N MSE A 188 1555 1555 1.33 LINK C MSE A 188 N ALA A 189 1555 1555 1.33 LINK C ARG A 198 N MSE A 199 1555 1555 1.32 LINK C MSE A 199 N ALA A 200 1555 1555 1.33 SITE 1 AC1 12 CYS A 53 HIS A 81 SER A 83 ALA A 111 SITE 2 AC1 12 ASP A 131 ILE A 132 GLN A 156 ASP A 157 SITE 3 AC1 12 VAL A 158 PHE A 173 LYS A 174 HOH A 522 CRYST1 56.262 94.131 96.230 90.00 90.00 90.00 I 2 2 2 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 0.017774 0.000000 0.000000 0.00000 SCALE2 0.000000 0.010623 0.000000 0.00000 SCALE3 0.000000 0.000000 0.010392 0.00000