HEADER HYDROLASE 21-APR-99 1VXR TITLE O-ETHYLMETHYLPHOSPHONYLATED ACETYLCHOLINESTERASE OBTAINED BY REACTION TITLE 2 WITH O-ETHYL-S-[2-[BIS(1-METHYLETHYL)AMINO]ETHYL] TITLE 3 METHYLPHOSPHONOTHIOATE (VX) CAVEAT 1VXR NAG A 9010 HAS WRONG CHIRALITY AT ATOM C1 COMPND MOL_ID: 1; COMPND 2 MOLECULE: PROTEIN (ACETYLCHOLINESTERASE); COMPND 3 CHAIN: A; COMPND 4 EC: 3.1.1.7; COMPND 5 OTHER_DETAILS: COMPLEXED WITH THE NERVE AGENT VX SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: TORPEDO CALIFORNICA; SOURCE 3 ORGANISM_COMMON: PACIFIC ELECTRIC RAY; SOURCE 4 ORGANISM_TAXID: 7787; SOURCE 5 ORGAN: ELECTRIC ORGAN; SOURCE 6 TISSUE: ELECTROPLAQUE; SOURCE 7 CELLULAR_LOCATION: MEMBRANE BOUND BY GPI ANCHOR KEYWDS CHOLINESTERASE, ORGANOPHOSPHATE, SERINE HYDROLASE, CHEMICAL-WARFARE, KEYWDS 2 HYDROLASE EXPDTA X-RAY DIFFRACTION AUTHOR C.B.MILLARD,G.KOELLNER,I.SILMAN,J.L.SUSSMAN REVDAT 6 02-JUN-21 1VXR 1 REMARK HETSYN REVDAT 5 29-JUL-20 1VXR 1 CAVEAT COMPND REMARK HET REVDAT 5 2 1 HETNAM FORMUL LINK SITE REVDAT 5 3 1 ATOM REVDAT 4 13-JUL-11 1VXR 1 VERSN REVDAT 3 24-FEB-09 1VXR 1 VERSN REVDAT 2 26-SEP-01 1VXR 3 ATOM REVDAT 1 15-NOV-99 1VXR 0 JRNL AUTH C.B.MILLARD,G.KOELLNER,A.ORDENTLICH,A.SHAFFERMAN,I.SILMAN, JRNL AUTH 2 J.L.SUSSMAN JRNL TITL REACTION PRODUCTS OF ACETYLCHOLINESTERASE AND VX REVEAL A JRNL TITL 2 MOBILE HISTIDINE IN THE CATALYTIC TRIAD JRNL REF J.AM.CHEM.SOC. V. 121 9883 1999 JRNL REFN ISSN 0002-7863 JRNL DOI 10.1021/JA992704I REMARK 2 REMARK 2 RESOLUTION. 2.20 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS 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) : 2.20 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 30.00 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) (%) : 89.9 REMARK 3 NUMBER OF REFLECTIONS : 43083 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) : 0.189 REMARK 3 FREE R VALUE : 0.230 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.000 REMARK 3 FREE R VALUE TEST SET COUNT : 2154 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : 0.005 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) : 2.20 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.34 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 44.70 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 3644 REMARK 3 BIN R VALUE (WORKING SET) : 0.2740 REMARK 3 BIN FREE R VALUE : 0.2660 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 4.40 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 167 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.020 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 4244 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 72 REMARK 3 SOLVENT ATOMS : 339 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 30.30 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 38.50 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 7.00000 REMARK 3 B22 (A**2) : 7.00000 REMARK 3 B33 (A**2) : -13.90000 REMARK 3 B12 (A**2) : 4.75000 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) : 0.25 REMARK 3 ESD FROM SIGMAA (A) : 0.28 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) : 0.30 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.27 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.023 REMARK 3 BOND ANGLES (DEGREES) : 2.000 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 24.00 REMARK 3 IMPROPER ANGLES (DEGREES) : 1.320 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) : 0.610 ; 1.500 REMARK 3 MAIN-CHAIN ANGLE (A**2) : 1.080 ; 2.000 REMARK 3 SIDE-CHAIN BOND (A**2) : 0.930 ; 2.000 REMARK 3 SIDE-CHAIN ANGLE (A**2) : 1.480 ; 2.500 REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED : FLAT MODEL REMARK 3 KSOL : 0.35 REMARK 3 BSOL : 44.36 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 : CARBOHYDRATE.PARAM REMARK 3 PARAMETER FILE 3 : WATER_REP.PARAM REMARK 3 PARAMETER FILE 4 : VX.PAR REMARK 3 PARAMETER FILE 5 : NULL REMARK 3 TOPOLOGY FILE 1 : PROTEIN.TOP REMARK 3 TOPOLOGY FILE 2 : CARBOHYDRATE.TOP REMARK 3 TOPOLOGY FILE 3 : WATER.TOP REMARK 3 TOPOLOGY FILE 4 : VX.TOP REMARK 3 TOPOLOGY FILE 5 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: USED COMPOSITE-OMIT MAP METHOD REMARK 3 REMARK 3 CONTINUOUS POSITIVE DIFFERENCE DENSITY IN (FO-FC) MAPS REMARK 3 OCCURS IN FRONT OF THE INDOLE RINGS OF W84 AND W279. THIS REMARK 3 DENSITY IS PRESENTLY MODELED WITH WATERS 1007/1008/1009 REMARK 3 (W84) AND WATERS 1005/1003/1004/1002 (W279) REMARK 4 REMARK 4 1VXR COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 22-APR-99. REMARK 100 THE DEPOSITION ID IS D_1000000908. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 22-AUG-98 REMARK 200 TEMPERATURE (KELVIN) : 100.00 REMARK 200 PH : 6.00 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : ELETTRA REMARK 200 BEAMLINE : 5.2R REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.002 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : MIRRORS REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : MARRESEARCH REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 47840 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.200 REMARK 200 RESOLUTION RANGE LOW (A) : 30.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 92.3 REMARK 200 DATA REDUNDANCY : 8.200 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : 0.06000 REMARK 200 FOR THE DATA SET : 12.7000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.20 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.28 REMARK 200 COMPLETENESS FOR SHELL (%) : 83.9 REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : 0.32000 REMARK 200 FOR SHELL : 1.600 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: CNS REMARK 200 STARTING MODEL: 2ACE REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 68.00 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.80 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 35-40% (W/V) PEG-200 0.15 M MES BUFFER REMARK 280 PH 6, 0.05 M NACL, PH 6.00, TEMPERATURE 277.00K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 31 2 1 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -Y,X-Y,Z+1/3 REMARK 290 3555 -X+Y,-X,Z+2/3 REMARK 290 4555 Y,X,-Z REMARK 290 5555 X-Y,-Y,-Z+2/3 REMARK 290 6555 -X,-X+Y,-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 45.78667 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 91.57333 REMARK 290 SMTRY1 4 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 4 0.866025 0.500000 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 0.00000 REMARK 290 SMTRY2 5 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 5 0.000000 0.000000 -1.000000 91.57333 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 45.78667 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: 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 350 BIOMT1 2 -0.500000 0.866025 0.000000 0.00000 REMARK 350 BIOMT2 2 0.866025 0.500000 0.000000 0.00000 REMARK 350 BIOMT3 2 0.000000 0.000000 -1.000000 137.36000 REMARK 400 REMARK 400 COMPOUND REMARK 400 ACHE WAS PHOSPHONYLATED WITH VX, THE CONJUGATE WAS REMARK 400 CRYSTALLIZED, AND THE NON-AGED STRUCTURE WAS SOLVED. THE REMARK 400 AGED CONJUGATE (COMPLETE DEALKYLATION OF OP ETHYL GROUP) REMARK 400 ALSO WAS SOLVED BY X-RAY DIFFRACTION, AND IS DEPOSITED REMARK 400 UNDER A SEPARATE PDB ACCESSION CODE. 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 ASP A 1 REMARK 465 ASP A 2 REMARK 465 HIS A 3 REMARK 465 ALA A 536 REMARK 465 CYS A 537 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 PROTEIN: ENGH AND HUBER, 1999 REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996 REMARK 500 REMARK 500 M RES CSSEQI ATM1 ATM2 ATM3 REMARK 500 MET A 83 CG - SD - CE ANGL. DEV. = 9.8 DEGREES REMARK 500 ARG A 88 NE - CZ - NH2 ANGL. DEV. = -3.4 DEGREES REMARK 500 ASP A 182 CB - CG - OD1 ANGL. DEV. = 5.9 DEGREES REMARK 500 ARG A 216 NE - CZ - NH1 ANGL. DEV. = 4.0 DEGREES REMARK 500 ARG A 216 NE - CZ - NH2 ANGL. DEV. = -4.5 DEGREES REMARK 500 ARG A 221 NE - CZ - NH1 ANGL. DEV. = 3.5 DEGREES REMARK 500 ARG A 243 NE - CZ - NH1 ANGL. DEV. = 4.4 DEGREES REMARK 500 ARG A 243 NE - CZ - NH2 ANGL. DEV. = -6.0 DEGREES REMARK 500 PRO A 361 C - N - CA ANGL. DEV. = 9.2 DEGREES REMARK 500 ARG A 388 NE - CZ - NH1 ANGL. DEV. = 3.5 DEGREES REMARK 500 ARG A 388 NE - CZ - NH2 ANGL. DEV. = -4.2 DEGREES REMARK 500 LEU A 494 CA - CB - CG ANGL. DEV. = 14.9 DEGREES REMARK 500 VAL A 518 CB - CA - C ANGL. DEV. = -11.5 DEGREES 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 SER A 25 -166.96 -165.31 REMARK 500 PHE A 45 -10.04 79.49 REMARK 500 ALA A 60 51.54 -118.67 REMARK 500 PRO A 102 153.08 -49.93 REMARK 500 SER A 108 73.07 -160.81 REMARK 500 SER A 200 -119.81 56.19 REMARK 500 PRO A 294 150.54 -47.09 REMARK 500 GLU A 299 -71.02 -117.60 REMARK 500 THR A 317 -162.86 -164.30 REMARK 500 ASP A 326 65.17 -116.52 REMARK 500 ASP A 380 51.15 -152.48 REMARK 500 VAL A 400 -58.83 -134.18 REMARK 500 ASN A 457 45.84 72.74 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: PLANAR GROUPS REMARK 500 REMARK 500 PLANAR GROUPS IN THE FOLLOWING RESIDUES HAVE A TOTAL REMARK 500 RMS DISTANCE OF ALL ATOMS FROM THE BEST-FIT PLANE REMARK 500 BY MORE THAN AN EXPECTED VALUE OF 6*RMSD, WITH AN REMARK 500 RMSD 0.02 ANGSTROMS, OR AT LEAST ONE ATOM HAS REMARK 500 AN RMSD GREATER THAN THIS VALUE REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 M RES CSSEQI RMS TYPE REMARK 500 TYR A 63 0.07 SIDE CHAIN REMARK 500 REMARK 500 REMARK: NULL REMARK 600 REMARK 600 HETEROGEN REMARK 600 REMARK 600 O-ETHYLMETHYLPHOSPHONATE ADDUCT COVALENTLY BOUND TO S200 REMARK 600 REMARK 600 TWO MES MOLECULES (CRYSTALLIZATION BUFFER) ARE INCLUDED IN REMARK 600 THE PRESENT MODEL. REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: CAT REMARK 800 EVIDENCE_CODE: AUTHOR REMARK 800 SITE_DESCRIPTION: CATALYTIC TRIAD REMARK 800 REMARK 800 SITE_IDENTIFIER: OXY REMARK 800 EVIDENCE_CODE: AUTHOR REMARK 800 SITE_DESCRIPTION: CATALYTIC OXYANION HOLE DBREF 1VXR A 1 537 UNP P04058 ACES_TORCA 22 558 SEQRES 1 A 537 ASP ASP HIS SER GLU LEU LEU VAL ASN THR LYS SER GLY SEQRES 2 A 537 LYS VAL MET GLY THR ARG VAL PRO VAL LEU SER SER HIS SEQRES 3 A 537 ILE SER ALA PHE LEU GLY ILE PRO PHE ALA GLU PRO PRO SEQRES 4 A 537 VAL GLY ASN MET ARG PHE ARG ARG PRO GLU PRO LYS LYS SEQRES 5 A 537 PRO TRP SER GLY VAL TRP ASN ALA SER THR TYR PRO ASN SEQRES 6 A 537 ASN CYS GLN GLN TYR VAL ASP GLU GLN PHE PRO GLY PHE SEQRES 7 A 537 SER GLY SER GLU MET TRP ASN PRO ASN ARG GLU MET SER SEQRES 8 A 537 GLU ASP CYS LEU TYR LEU ASN ILE TRP VAL PRO SER PRO SEQRES 9 A 537 ARG PRO LYS SER THR THR VAL MET VAL TRP ILE TYR GLY SEQRES 10 A 537 GLY GLY PHE TYR SER GLY SER SER THR LEU ASP VAL TYR SEQRES 11 A 537 ASN GLY LYS TYR LEU ALA TYR THR GLU GLU VAL VAL LEU SEQRES 12 A 537 VAL SER LEU SER TYR ARG VAL GLY ALA PHE GLY PHE LEU SEQRES 13 A 537 ALA LEU HIS GLY SER GLN GLU ALA PRO GLY ASN VAL GLY SEQRES 14 A 537 LEU LEU ASP GLN ARG MET ALA LEU GLN TRP VAL HIS ASP SEQRES 15 A 537 ASN ILE GLN PHE PHE GLY GLY ASP PRO LYS THR VAL THR SEQRES 16 A 537 ILE PHE GLY GLU SER ALA GLY GLY ALA SER VAL GLY MET SEQRES 17 A 537 HIS ILE LEU SER PRO GLY SER ARG ASP LEU PHE ARG ARG SEQRES 18 A 537 ALA ILE LEU GLN SER GLY SER PRO ASN CYS PRO TRP ALA SEQRES 19 A 537 SER VAL SER VAL ALA GLU GLY ARG ARG ARG ALA VAL GLU SEQRES 20 A 537 LEU GLY ARG ASN LEU ASN CYS ASN LEU ASN SER ASP GLU SEQRES 21 A 537 GLU LEU ILE HIS CYS LEU ARG GLU LYS LYS PRO GLN GLU SEQRES 22 A 537 LEU ILE ASP VAL GLU TRP ASN VAL LEU PRO PHE ASP SER SEQRES 23 A 537 ILE PHE ARG PHE SER PHE VAL PRO VAL ILE ASP GLY GLU SEQRES 24 A 537 PHE PHE PRO THR SER LEU GLU SER MET LEU ASN SER GLY SEQRES 25 A 537 ASN PHE LYS LYS THR GLN ILE LEU LEU GLY VAL ASN LYS SEQRES 26 A 537 ASP GLU GLY SER PHE PHE LEU LEU TYR GLY ALA PRO GLY SEQRES 27 A 537 PHE SER LYS ASP SER GLU SER LYS ILE SER ARG GLU ASP SEQRES 28 A 537 PHE MET SER GLY VAL LYS LEU SER VAL PRO HIS ALA ASN SEQRES 29 A 537 ASP LEU GLY LEU ASP ALA VAL THR LEU GLN TYR THR ASP SEQRES 30 A 537 TRP MET ASP ASP ASN ASN GLY ILE LYS ASN ARG ASP GLY SEQRES 31 A 537 LEU ASP ASP ILE VAL GLY ASP HIS ASN VAL ILE CYS PRO SEQRES 32 A 537 LEU MET HIS PHE VAL ASN LYS TYR THR LYS PHE GLY ASN SEQRES 33 A 537 GLY THR TYR LEU TYR PHE PHE ASN HIS ARG ALA SER ASN SEQRES 34 A 537 LEU VAL TRP PRO GLU TRP MET GLY VAL ILE HIS GLY TYR SEQRES 35 A 537 GLU ILE GLU PHE VAL PHE GLY LEU PRO LEU VAL LYS GLU SEQRES 36 A 537 LEU ASN TYR THR ALA GLU GLU GLU ALA LEU SER ARG ARG SEQRES 37 A 537 ILE MET HIS TYR TRP ALA THR PHE ALA LYS THR GLY ASN SEQRES 38 A 537 PRO ASN GLU PRO HIS SER GLN GLU SER LYS TRP PRO LEU SEQRES 39 A 537 PHE THR THR LYS GLU GLN LYS PHE ILE ASP LEU ASN THR SEQRES 40 A 537 GLU PRO MET LYS VAL HIS GLN ARG LEU ARG VAL GLN MET SEQRES 41 A 537 CYS VAL PHE TRP ASN GLN PHE LEU PRO LYS LEU LEU ASN SEQRES 42 A 537 ALA THR ALA CYS MODRES 1VXR ASN A 416 ASN GLYCOSYLATION SITE MODRES 1VXR ASN A 59 ASN GLYCOSYLATION SITE HET NAG B 1 14 HET NAG B 2 14 HET NAG A9010 14 HET VX A 999 6 HET MES A8010 12 HET MES A8020 12 HETNAM NAG 2-ACETAMIDO-2-DEOXY-BETA-D-GLUCOPYRANOSE HETNAM VX O-ETHYLMETHYLPHOSPHONIC ACID ESTER GROUP HETNAM MES 2-(N-MORPHOLINO)-ETHANESULFONIC ACID HETSYN NAG N-ACETYL-BETA-D-GLUCOSAMINE; 2-ACETAMIDO-2-DEOXY-BETA- HETSYN 2 NAG D-GLUCOSE; 2-ACETAMIDO-2-DEOXY-D-GLUCOSE; 2-ACETAMIDO- HETSYN 3 NAG 2-DEOXY-GLUCOSE; N-ACETYL-D-GLUCOSAMINE FORMUL 2 NAG 3(C8 H15 N O6) FORMUL 4 VX C3 H9 O3 P FORMUL 5 MES 2(C6 H13 N O4 S) FORMUL 7 HOH *339(H2 O) HELIX 1 1A SER A 79 ASN A 85 1 7 HELIX 2 2A GLY A 132 GLU A 139 1 8 HELIX 3 3A VAL A 168 ASN A 183 1 16 HELIX 4 4A SER A 200 LEU A 211 1 12 HELIX 5 5A VAL A 238 LEU A 252 1 15 HELIX 6 6A ASP A 259 GLU A 268 1 10 HELIX 7 7A PRO A 271 GLU A 278 1 8 HELIX 8 8A LEU A 305 SER A 311 1 7 HELIX 9 9A SER A 329 GLY A 335 1 7 HELIX 10 10A ARG A 349 VAL A 360 1 12 HELIX 11 11A ASP A 365 THR A 376 1 12 HELIX 12 12A GLY A 384 TYR A 411 1 28 HELIX 13 13A GLU A 443 PHE A 448 1 6 HELIX 14 14A ALA A 460 THR A 479 1 20 HELIX 15 15A VAL A 518 THR A 535 1 18 SHEET 1 A 3 LEU A 6 THR A 10 0 SHEET 2 A 3 GLY A 13 MET A 16 -1 N VAL A 15 O VAL A 8 SHEET 3 A 3 VAL A 57 ALA A 60 1 N TRP A 58 O LYS A 14 SHEET 1 B11 MET A 16 PRO A 21 0 SHEET 2 B11 HIS A 26 PRO A 34 -1 O ALA A 29 N THR A 18 SHEET 3 B11 TYR A 96 PRO A 102 -1 N ILE A 99 O PHE A 30 SHEET 4 B11 VAL A 142 SER A 147 -1 N LEU A 143 O TRP A 100 SHEET 5 B11 THR A 109 TYR A 116 1 N MET A 112 O VAL A 142 SHEET 6 B11 THR A 193 GLU A 199 1 O THR A 195 N VAL A 113 SHEET 7 B11 ARG A 220 SER A 226 1 N ILE A 223 O ILE A 196 SHEET 8 B11 GLN A 318 ASN A 324 1 N GLY A 322 O LEU A 224 SHEET 9 B11 GLY A 417 PHE A 423 1 N TYR A 421 O LEU A 321 SHEET 10 B11 PHE A 502 LEU A 505 1 N ILE A 503 O LEU A 420 SHEET 11 B11 MET A 510 GLN A 514 -1 N HIS A 513 O PHE A 502 SSBOND 1 CYS A 67 CYS A 94 1555 1555 2.08 SSBOND 2 CYS A 254 CYS A 265 1555 1555 2.05 SSBOND 3 CYS A 402 CYS A 521 1555 1555 2.03 LINK ND2 ASN A 59 C1 NAG A9010 1555 1555 1.47 LINK OG SER A 200 P1 VX A 999 1555 1555 1.57 LINK ND2 ASN A 416 C1 NAG B 1 1555 1555 1.45 LINK O4 NAG B 1 C1 NAG B 2 1555 1555 1.40 CISPEP 1 SER A 103 PRO A 104 0 0.61 SITE 1 CAT 3 SER A 200 HIS A 440 GLU A 327 SITE 1 OXY 3 GLY A 118 GLY A 119 ALA A 201 CRYST1 112.836 112.836 137.360 90.00 90.00 120.00 P 31 2 1 6 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 0.008862 0.005117 0.000000 0.00000 SCALE2 0.000000 0.010233 0.000000 0.00000 SCALE3 0.000000 0.000000 0.007280 0.00000 MASTER 344 0 6 15 14 0 2 6 0 0 0 42 END