HEADER TRANSFERASE 02-SEP-03 1QWJ TITLE THE CRYSTAL STRUCTURE OF MURINE CMP-5-N-ACETYLNEURAMINIC ACID TITLE 2 SYNTHETASE COMPND MOL_ID: 1; COMPND 2 MOLECULE: CYTIDINE MONOPHOSPHO-N-ACETYLNEURAMINIC ACID SYNTHETASE; COMPND 3 CHAIN: A, B, C, D; COMPND 4 FRAGMENT: RESIDUES 40-268; COMPND 5 EC: 2.7.7.43; COMPND 6 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: MUS MUSCULUS; SOURCE 3 ORGANISM_COMMON: HOUSE MOUSE; SOURCE 4 ORGANISM_TAXID: 10090; SOURCE 5 GENE: CMAS; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 511693; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: BL21; SOURCE 9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 10 EXPRESSION_SYSTEM_PLASMID: PGEX-4T-2 KEYWDS CMP-5-N-ACETYLNEURAMINIC ACID SYNTHETASE, CMP-NEU5AC, SIALIC ACID, KEYWDS 2 GLYCOSYLATION, LIPOPOLYSACCHARIDE BIOSYNTHESIS, SUGAR-ACTIVATING KEYWDS 3 ENZYME, TRANSFERASE EXPDTA X-RAY DIFFRACTION AUTHOR S.KRAPP,A.K.MUENSTER-KUEHNEL,J.T.KAISER,R.HUBER,J.TIRALONGO, AUTHOR 2 R.GERARDY-SCHAHN,U.JACOB REVDAT 4 03-APR-24 1QWJ 1 REMARK REVDAT 3 14-FEB-24 1QWJ 1 REMARK REVDAT 2 24-FEB-09 1QWJ 1 VERSN REVDAT 1 09-DEC-03 1QWJ 0 JRNL AUTH S.KRAPP,A.K.MUENSTER-KUEHNEL,J.T.KAISER,R.HUBER,J.TIRALONGO, JRNL AUTH 2 R.GERARDY-SCHAHN,U.JACOB JRNL TITL THE CRYSTAL STRUCTURE OF MURINE CMP-5-N-ACETYLNEURAMINIC JRNL TITL 2 ACID SYNTHETASE JRNL REF J.MOL.BIOL. V. 334 625 2003 JRNL REFN ISSN 0022-2836 JRNL PMID 14636592 JRNL DOI 10.1016/J.JMB.2003.09.080 REMARK 2 REMARK 2 RESOLUTION. 2.80 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 : ENGH & HUBER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.80 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) (%) : NULL REMARK 3 NUMBER OF REFLECTIONS : 25492 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) : 0.240 REMARK 3 FREE R VALUE : 0.304 REMARK 3 FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 FREE R VALUE TEST SET COUNT : 1364 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) : NULL REMARK 3 BIN RESOLUTION RANGE LOW (A) : NULL REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : NULL REMARK 3 REFLECTIONS IN BIN (WORKING SET) : NULL REMARK 3 BIN R VALUE (WORKING SET) : NULL REMARK 3 BIN FREE R VALUE : NULL REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 BIN FREE R VALUE TEST SET COUNT : NULL 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 : 7333 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 123 REMARK 3 SOLVENT ATOMS : 155 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : NULL REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : NULL REMARK 3 B22 (A**2) : NULL REMARK 3 B33 (A**2) : NULL REMARK 3 B12 (A**2) : NULL REMARK 3 B13 (A**2) : NULL REMARK 3 B23 (A**2) : NULL REMARK 3 REMARK 3 ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : NULL REMARK 3 ESD FROM SIGMAA (A) : NULL REMARK 3 LOW RESOLUTION CUTOFF (A) : NULL REMARK 3 REMARK 3 CROSS-VALIDATED ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM C-V LUZZATI PLOT (A) : NULL REMARK 3 ESD FROM C-V SIGMAA (A) : NULL REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.008 REMARK 3 BOND ANGLES (DEGREES) : 1.274 REMARK 3 DIHEDRAL ANGLES (DEGREES) : NULL REMARK 3 IMPROPER ANGLES (DEGREES) : NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : ISOTROPIC 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: NULL REMARK 4 REMARK 4 1QWJ COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 18-SEP-03. REMARK 100 THE DEPOSITION ID IS D_1000020153. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 10-DEC-01; 13-FEB-02 REMARK 200 TEMPERATURE (KELVIN) : 100; NULL REMARK 200 PH : 8.9 REMARK 200 NUMBER OF CRYSTALS USED : 2 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y; N REMARK 200 RADIATION SOURCE : MPG/DESY, HAMBURG; ROTATING REMARK 200 ANODE REMARK 200 BEAMLINE : BW6; NULL REMARK 200 X-RAY GENERATOR MODEL : NULL; RIGAKU RU200 REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M; M REMARK 200 WAVELENGTH OR RANGE (A) : 1.00590, 1.00850, 0.95000; REMARK 200 1.5418 REMARK 200 MONOCHROMATOR : NULL; GRAPHITE REMARK 200 OPTICS : MIRRORS; MIRRORS REMARK 200 REMARK 200 DETECTOR TYPE : CCD; IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : NULL; NULL REMARK 200 INTENSITY-INTEGRATION SOFTWARE : MOSFLM REMARK 200 DATA SCALING SOFTWARE : SCALA, CCP4 (SCALA) REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 25492 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.800 REMARK 200 RESOLUTION RANGE LOW (A) : 50.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 2.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.5 REMARK 200 DATA REDUNDANCY : 6.000 REMARK 200 R MERGE (I) : 0.08900 REMARK 200 R SYM (I) : 0.09800 REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : 4.0000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.80 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : NULL REMARK 200 COMPLETENESS FOR SHELL (%) : NULL REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : 0.32100 REMARK 200 <I/SIGMA(I)> FOR SHELL : NULL REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: MAD; SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MIR REMARK 200 SOFTWARE USED: CNS REMARK 200 STARTING MODEL: HG-MIR STRUCTURE REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 49.04 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.41 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: TRIS-HCL, SODIUM CITRATE, PEG 400, PH REMARK 280 8.9, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 291K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 21 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X+1/2,-Y,Z+1/2 REMARK 290 3555 -X,Y+1/2,-Z+1/2 REMARK 290 4555 X+1/2,-Y+1/2,-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 37.02400 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 85.12550 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 39.97050 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 85.12550 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 37.02400 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 39.97050 REMARK 290 SMTRY3 4 0.000000 0.000000 -1.000000 0.00000 REMARK 290 REMARK 290 REMARK: NULL REMARK 300 REMARK 300 BIOMOLECULE: 1, 2 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 REMARK 350 TOTAL BURIED SURFACE AREA: 5640 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 19600 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -11.0 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 350 REMARK 350 BIOMOLECULE: 2 REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: DIMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 6260 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 20240 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -14.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: C, D 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 GLU A 268 REMARK 465 GLU C 268 REMARK 465 GLU D 268 REMARK 475 REMARK 475 ZERO OCCUPANCY RESIDUES REMARK 475 THE FOLLOWING RESIDUES WERE MODELED WITH ZERO OCCUPANCY. REMARK 475 THE LOCATION AND PROPERTIES OF THESE RESIDUES MAY NOT REMARK 475 BE RELIABLE. (M=MODEL NUMBER; RES=RESIDUE NAME; REMARK 475 C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE) REMARK 475 M RES C SSEQI REMARK 475 ARG A 186 REMARK 475 LYS B 183 REMARK 475 GLY B 184 REMARK 475 GLY C 52 REMARK 475 SER C 53 REMARK 475 LYS C 54 REMARK 475 GLY C 55 REMARK 475 ILE C 56 REMARK 475 GLY C 184 REMARK 475 VAL C 185 REMARK 475 ARG C 186 REMARK 475 GLU C 187 REMARK 475 ASP C 204 REMARK 475 GLY D 52 REMARK 475 SER D 53 REMARK 475 LYS D 54 REMARK 475 GLU D 112 REMARK 475 THR D 113 REMARK 475 SER D 114 REMARK 475 LYS D 115 REMARK 475 ASP D 116 REMARK 475 SER D 117 REMARK 480 REMARK 480 ZERO OCCUPANCY ATOM REMARK 480 THE FOLLOWING RESIDUES HAVE ATOMS MODELED WITH ZERO REMARK 480 OCCUPANCY. THE LOCATION AND PROPERTIES OF THESE ATOMS REMARK 480 MAY NOT BE RELIABLE. (M=MODEL NUMBER; RES=RESIDUE NAME; REMARK 480 C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE): REMARK 480 M RES C SSEQI ATOMS REMARK 480 LYS A 54 CD CE NZ REMARK 480 GLU A 112 CG CD OE1 OE2 REMARK 480 ARG A 160 NE CZ NH1 NH2 REMARK 480 GLU A 161 CG CD OE1 OE2 REMARK 480 GLN A 182 CB CG CD OE1 NE2 REMARK 480 GLU A 187 OE1 OE2 REMARK 480 VAL A 188 CG1 CG2 REMARK 480 ARG A 201 NH1 NH2 REMARK 480 LYS B 54 CE NZ REMARK 480 LYS B 115 CG CD CE NZ REMARK 480 GLN B 182 CD OE1 NE2 REMARK 480 SER C 89 OG REMARK 480 ARG C 109 CB CG CD NE CZ NH1 NH2 REMARK 480 GLU C 112 CB CG CD OE1 OE2 REMARK 480 THR C 113 OG1 CG2 REMARK 480 LYS C 115 CB CG CD CE NZ REMARK 480 ASP C 116 CB CG OD1 OD2 REMARK 480 SER C 118 CB OG REMARK 480 PHE C 127 CB CG CD1 CD2 CE1 CE2 CZ REMARK 480 ILE C 181 CG1 CG2 CD1 REMARK 480 ARG C 202 CB CG CD NE CZ NH1 NH2 REMARK 480 ARG C 239 NH1 NH2 REMARK 480 LYS C 267 CD CE NZ REMARK 480 ILE D 56 CB CG1 CG2 CD1 REMARK 480 VAL D 82 CG1 CG2 REMARK 480 GLU D 94 OE1 OE2 REMARK 480 GLN D 101 CD OE1 NE2 REMARK 480 VAL D 125 CB CG1 CG2 REMARK 480 GLU D 126 CG CD OE1 OE2 REMARK 480 VAL D 134 CB CG1 CG2 REMARK 480 LEU D 147 CD1 CD2 REMARK 480 ARG D 160 CB CG CD NE CZ NH1 NH2 REMARK 480 GLU D 161 CB CG CD OE1 OE2 REMARK 480 GLU D 162 CG CD OE1 OE2 REMARK 480 LYS D 183 CB CG CD CE NZ REMARK 480 ARG D 186 CB CG CD NE CZ NH1 NH2 REMARK 480 GLU D 187 CB CG CD OE1 OE2 REMARK 480 TYR D 227 CB CG CD1 CD2 CE1 CE2 CZ REMARK 480 TYR D 227 OH REMARK 480 GLY D 230 N CA 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 LYS A 54 89.01 -45.40 REMARK 500 ARG A 160 -72.05 -84.32 REMARK 500 GLU A 161 -71.76 -58.00 REMARK 500 HIS A 174 77.59 -116.97 REMARK 500 VAL A 185 -175.11 56.93 REMARK 500 ILE A 250 -71.61 74.48 REMARK 500 LEU B 69 -70.46 -26.92 REMARK 500 SER B 85 139.03 -171.84 REMARK 500 ASN B 129 1.41 -62.41 REMARK 500 HIS B 174 68.80 -118.72 REMARK 500 SER B 179 177.74 -43.97 REMARK 500 VAL B 185 169.38 46.55 REMARK 500 ARG B 186 -29.07 174.61 REMARK 500 GLU B 187 101.02 57.68 REMARK 500 VAL B 188 124.20 -178.70 REMARK 500 ASN B 193 -103.99 -118.66 REMARK 500 LEU B 194 178.60 -47.46 REMARK 500 GLU B 224 38.03 -80.34 REMARK 500 MET B 225 -8.87 -151.63 REMARK 500 ILE B 250 -66.29 84.46 REMARK 500 SER C 53 -177.74 61.66 REMARK 500 PRO C 57 -153.29 -64.25 REMARK 500 LEU C 58 87.36 -61.25 REMARK 500 LEU C 69 -62.26 -28.45 REMARK 500 SER C 85 140.67 -170.48 REMARK 500 CYS C 146 30.29 -93.78 REMARK 500 GLU C 161 -71.51 -64.25 REMARK 500 GLU C 187 -139.44 -74.78 REMARK 500 VAL C 188 -145.70 -144.71 REMARK 500 PRO C 191 106.15 -57.96 REMARK 500 ASN C 193 25.97 -163.34 REMARK 500 PRO C 196 -20.51 -36.46 REMARK 500 ALA C 197 -74.91 -79.04 REMARK 500 PRO C 200 -163.14 -53.03 REMARK 500 ARG C 201 -152.51 -125.66 REMARK 500 ASP C 204 -85.23 64.32 REMARK 500 SER C 243 65.27 -107.60 REMARK 500 ILE C 250 -41.15 69.00 REMARK 500 PHE C 265 -61.96 -135.97 REMARK 500 PRO D 41 -141.28 -101.87 REMARK 500 SER D 53 105.64 60.29 REMARK 500 LYS D 54 -107.48 -106.26 REMARK 500 LEU D 58 73.64 47.52 REMARK 500 SER D 85 139.63 -173.01 REMARK 500 ARG D 109 162.12 -44.69 REMARK 500 SER D 110 -135.21 -65.96 REMARK 500 GLU D 112 -34.53 -151.47 REMARK 500 SER D 114 -21.02 -140.23 REMARK 500 LYS D 115 -32.61 -163.07 REMARK 500 SER D 118 -99.98 -82.65 REMARK 500 REMARK 500 THIS ENTRY HAS 61 RAMACHANDRAN OUTLIERS. 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 ARG A 186 0.13 SIDE CHAIN 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 NCC A 2002 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NCC C 3002 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NCC D 4002 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1EYR RELATED DB: PDB REMARK 900 STRUCTURE OF A SIALIC ACID ACTIVATING SYNTHETASE, CMP REMARK 900 ACYLNEURAMINATE SYNTHETASE IN THE PRESENCE AND ABSENCE OF CDP REMARK 900 RELATED ID: 1GQC RELATED DB: PDB REMARK 900 THE STRUCTURE OF CMP:2-KETO-3-DEOXY-MANNO-OCTONIC ACID SYNTHETASE REMARK 900 COMPLEXED WITH CMP-KDO AT 100K DBREF 1QWJ A 40 268 UNP Q99KK2 NEUA_MOUSE 40 268 DBREF 1QWJ B 40 268 UNP Q99KK2 NEUA_MOUSE 40 268 DBREF 1QWJ C 40 268 UNP Q99KK2 NEUA_MOUSE 40 268 DBREF 1QWJ D 40 268 UNP Q99KK2 NEUA_MOUSE 40 268 SEQRES 1 A 229 PRO PRO HIS LEU ALA ALA LEU VAL LEU ALA ARG GLY GLY SEQRES 2 A 229 SER LYS GLY ILE PRO LEU LYS ASN ILE LYS ARG LEU ALA SEQRES 3 A 229 GLY VAL PRO LEU ILE GLY TRP VAL LEU ARG ALA ALA LEU SEQRES 4 A 229 ASP ALA GLY VAL PHE GLN SER VAL TRP VAL SER THR ASP SEQRES 5 A 229 HIS ASP GLU ILE GLU ASN VAL ALA LYS GLN PHE GLY ALA SEQRES 6 A 229 GLN VAL HIS ARG ARG SER SER GLU THR SER LYS ASP SER SEQRES 7 A 229 SER THR SER LEU ASP ALA ILE VAL GLU PHE LEU ASN TYR SEQRES 8 A 229 HIS ASN GLU VAL ASP ILE VAL GLY ASN ILE GLN ALA THR SEQRES 9 A 229 SER PRO CYS LEU HIS PRO THR ASP LEU GLN LYS VAL ALA SEQRES 10 A 229 GLU MET ILE ARG GLU GLU GLY TYR ASP SER VAL PHE SER SEQRES 11 A 229 VAL VAL ARG ARG HIS GLN PHE ARG TRP SER GLU ILE GLN SEQRES 12 A 229 LYS GLY VAL ARG GLU VAL THR GLU PRO LEU ASN LEU ASN SEQRES 13 A 229 PRO ALA LYS ARG PRO ARG ARG GLN ASP TRP ASP GLY GLU SEQRES 14 A 229 LEU TYR GLU ASN GLY SER PHE TYR PHE ALA LYS ARG HIS SEQRES 15 A 229 LEU ILE GLU MET GLY TYR LEU GLN GLY GLY LYS MET ALA SEQRES 16 A 229 TYR TYR GLU MET ARG ALA GLU HIS SER VAL ASP ILE ASP SEQRES 17 A 229 VAL ASP ILE ASP TRP PRO ILE ALA GLU GLN ARG VAL LEU SEQRES 18 A 229 ARG PHE GLY TYR PHE GLY LYS GLU SEQRES 1 B 229 PRO PRO HIS LEU ALA ALA LEU VAL LEU ALA ARG GLY GLY SEQRES 2 B 229 SER LYS GLY ILE PRO LEU LYS ASN ILE LYS ARG LEU ALA SEQRES 3 B 229 GLY VAL PRO LEU ILE GLY TRP VAL LEU ARG ALA ALA LEU SEQRES 4 B 229 ASP ALA GLY VAL PHE GLN SER VAL TRP VAL SER THR ASP SEQRES 5 B 229 HIS ASP GLU ILE GLU ASN VAL ALA LYS GLN PHE GLY ALA SEQRES 6 B 229 GLN VAL HIS ARG ARG SER SER GLU THR SER LYS ASP SER SEQRES 7 B 229 SER THR SER LEU ASP ALA ILE VAL GLU PHE LEU ASN TYR SEQRES 8 B 229 HIS ASN GLU VAL ASP ILE VAL GLY ASN ILE GLN ALA THR SEQRES 9 B 229 SER PRO CYS LEU HIS PRO THR ASP LEU GLN LYS VAL ALA SEQRES 10 B 229 GLU MET ILE ARG GLU GLU GLY TYR ASP SER VAL PHE SER SEQRES 11 B 229 VAL VAL ARG ARG HIS GLN PHE ARG TRP SER GLU ILE GLN SEQRES 12 B 229 LYS GLY VAL ARG GLU VAL THR GLU PRO LEU ASN LEU ASN SEQRES 13 B 229 PRO ALA LYS ARG PRO ARG ARG GLN ASP TRP ASP GLY GLU SEQRES 14 B 229 LEU TYR GLU ASN GLY SER PHE TYR PHE ALA LYS ARG HIS SEQRES 15 B 229 LEU ILE GLU MET GLY TYR LEU GLN GLY GLY LYS MET ALA SEQRES 16 B 229 TYR TYR GLU MET ARG ALA GLU HIS SER VAL ASP ILE ASP SEQRES 17 B 229 VAL ASP ILE ASP TRP PRO ILE ALA GLU GLN ARG VAL LEU SEQRES 18 B 229 ARG PHE GLY TYR PHE GLY LYS GLU SEQRES 1 C 229 PRO PRO HIS LEU ALA ALA LEU VAL LEU ALA ARG GLY GLY SEQRES 2 C 229 SER LYS GLY ILE PRO LEU LYS ASN ILE LYS ARG LEU ALA SEQRES 3 C 229 GLY VAL PRO LEU ILE GLY TRP VAL LEU ARG ALA ALA LEU SEQRES 4 C 229 ASP ALA GLY VAL PHE GLN SER VAL TRP VAL SER THR ASP SEQRES 5 C 229 HIS ASP GLU ILE GLU ASN VAL ALA LYS GLN PHE GLY ALA SEQRES 6 C 229 GLN VAL HIS ARG ARG SER SER GLU THR SER LYS ASP SER SEQRES 7 C 229 SER THR SER LEU ASP ALA ILE VAL GLU PHE LEU ASN TYR SEQRES 8 C 229 HIS ASN GLU VAL ASP ILE VAL GLY ASN ILE GLN ALA THR SEQRES 9 C 229 SER PRO CYS LEU HIS PRO THR ASP LEU GLN LYS VAL ALA SEQRES 10 C 229 GLU MET ILE ARG GLU GLU GLY TYR ASP SER VAL PHE SER SEQRES 11 C 229 VAL VAL ARG ARG HIS GLN PHE ARG TRP SER GLU ILE GLN SEQRES 12 C 229 LYS GLY VAL ARG GLU VAL THR GLU PRO LEU ASN LEU ASN SEQRES 13 C 229 PRO ALA LYS ARG PRO ARG ARG GLN ASP TRP ASP GLY GLU SEQRES 14 C 229 LEU TYR GLU ASN GLY SER PHE TYR PHE ALA LYS ARG HIS SEQRES 15 C 229 LEU ILE GLU MET GLY TYR LEU GLN GLY GLY LYS MET ALA SEQRES 16 C 229 TYR TYR GLU MET ARG ALA GLU HIS SER VAL ASP ILE ASP SEQRES 17 C 229 VAL ASP ILE ASP TRP PRO ILE ALA GLU GLN ARG VAL LEU SEQRES 18 C 229 ARG PHE GLY TYR PHE GLY LYS GLU SEQRES 1 D 229 PRO PRO HIS LEU ALA ALA LEU VAL LEU ALA ARG GLY GLY SEQRES 2 D 229 SER LYS GLY ILE PRO LEU LYS ASN ILE LYS ARG LEU ALA SEQRES 3 D 229 GLY VAL PRO LEU ILE GLY TRP VAL LEU ARG ALA ALA LEU SEQRES 4 D 229 ASP ALA GLY VAL PHE GLN SER VAL TRP VAL SER THR ASP SEQRES 5 D 229 HIS ASP GLU ILE GLU ASN VAL ALA LYS GLN PHE GLY ALA SEQRES 6 D 229 GLN VAL HIS ARG ARG SER SER GLU THR SER LYS ASP SER SEQRES 7 D 229 SER THR SER LEU ASP ALA ILE VAL GLU PHE LEU ASN TYR SEQRES 8 D 229 HIS ASN GLU VAL ASP ILE VAL GLY ASN ILE GLN ALA THR SEQRES 9 D 229 SER PRO CYS LEU HIS PRO THR ASP LEU GLN LYS VAL ALA SEQRES 10 D 229 GLU MET ILE ARG GLU GLU GLY TYR ASP SER VAL PHE SER SEQRES 11 D 229 VAL VAL ARG ARG HIS GLN PHE ARG TRP SER GLU ILE GLN SEQRES 12 D 229 LYS GLY VAL ARG GLU VAL THR GLU PRO LEU ASN LEU ASN SEQRES 13 D 229 PRO ALA LYS ARG PRO ARG ARG GLN ASP TRP ASP GLY GLU SEQRES 14 D 229 LEU TYR GLU ASN GLY SER PHE TYR PHE ALA LYS ARG HIS SEQRES 15 D 229 LEU ILE GLU MET GLY TYR LEU GLN GLY GLY LYS MET ALA SEQRES 16 D 229 TYR TYR GLU MET ARG ALA GLU HIS SER VAL ASP ILE ASP SEQRES 17 D 229 VAL ASP ILE ASP TRP PRO ILE ALA GLU GLN ARG VAL LEU SEQRES 18 D 229 ARG PHE GLY TYR PHE GLY LYS GLU HET NCC A2002 41 HET NCC C3002 41 HET NCC D4002 41 HETNAM NCC CYTIDINE-5'-MONOPHOSPHATE-5-N-ACETYLNEURAMINIC ACID FORMUL 5 NCC 3(C20 H31 N4 O16 P) FORMUL 8 HOH *155(H2 O) HELIX 1 1 LEU A 69 GLY A 81 1 13 HELIX 2 2 HIS A 92 PHE A 102 1 11 HELIX 3 3 SER A 110 SER A 114 5 5 HELIX 4 4 THR A 119 ASN A 129 1 11 HELIX 5 5 HIS A 148 GLU A 161 1 14 HELIX 6 6 ARG A 220 MET A 225 1 6 HELIX 7 7 ARG A 239 SER A 243 5 5 HELIX 8 8 ASP A 245 ILE A 250 1 6 HELIX 9 9 ASP A 251 GLY A 263 1 13 HELIX 10 10 LEU B 58 ILE B 61 5 4 HELIX 11 11 LEU B 69 GLY B 81 1 13 HELIX 12 12 HIS B 92 PHE B 102 1 11 HELIX 13 13 THR B 119 ASN B 129 1 11 HELIX 14 14 HIS B 148 GLU B 162 1 15 HELIX 15 15 ARG B 201 TRP B 205 5 5 HELIX 16 16 ARG B 220 GLU B 224 1 5 HELIX 17 17 ARG B 239 VAL B 244 1 6 HELIX 18 18 ASP B 245 ILE B 250 1 6 HELIX 19 19 ASP B 251 GLY B 263 1 13 HELIX 20 20 LEU C 69 GLY C 81 1 13 HELIX 21 21 HIS C 92 PHE C 102 1 11 HELIX 22 22 SER C 111 LYS C 115 5 5 HELIX 23 23 THR C 119 TYR C 130 1 12 HELIX 24 24 HIS C 148 GLU C 161 1 14 HELIX 25 25 ARG C 220 GLU C 224 1 5 HELIX 26 26 ARG C 239 SER C 243 5 5 HELIX 27 27 ASP C 245 ILE C 250 1 6 HELIX 28 28 ASP C 251 GLY C 263 1 13 HELIX 29 29 LEU D 69 GLY D 81 1 13 HELIX 30 30 HIS D 92 PHE D 102 1 11 HELIX 31 31 THR D 119 ASN D 129 1 11 HELIX 32 32 HIS D 148 GLY D 163 1 16 HELIX 33 33 ARG D 220 MET D 225 1 6 HELIX 34 34 ALA D 240 VAL D 244 5 5 HELIX 35 35 ASP D 245 ILE D 250 1 6 HELIX 36 36 ASP D 251 GLY D 263 1 13 SHEET 1 A 7 GLN A 105 ARG A 108 0 SHEET 2 A 7 SER A 85 THR A 90 1 N VAL A 88 O HIS A 107 SHEET 3 A 7 LEU A 43 LEU A 48 1 N ALA A 45 O TRP A 87 SHEET 4 A 7 ILE A 136 ILE A 140 1 O GLY A 138 N ALA A 44 SHEET 5 A 7 GLU A 208 LYS A 219 -1 O TYR A 216 N ASN A 139 SHEET 6 A 7 SER A 166 ARG A 173 -1 N VAL A 171 O TYR A 210 SHEET 7 A 7 MET A 233 GLU A 237 1 O TYR A 236 N VAL A 170 SHEET 1 B 2 ARG A 63 LEU A 64 0 SHEET 2 B 2 VAL A 67 PRO A 68 -1 O VAL A 67 N LEU A 64 SHEET 1 C 6 ARG A 177 TRP A 178 0 SHEET 2 C 6 GLU B 208 LYS B 219 -1 O LEU B 209 N TRP A 178 SHEET 3 C 6 ILE B 136 ILE B 140 -1 N ASN B 139 O TYR B 216 SHEET 4 C 6 LEU B 43 LEU B 48 1 N ALA B 44 O GLY B 138 SHEET 5 C 6 SER B 85 THR B 90 1 O TRP B 87 N ALA B 45 SHEET 6 C 6 GLN B 105 ARG B 108 1 O HIS B 107 N VAL B 88 SHEET 1 D 4 ARG A 177 TRP A 178 0 SHEET 2 D 4 GLU B 208 LYS B 219 -1 O LEU B 209 N TRP A 178 SHEET 3 D 4 SER B 166 ARG B 173 -1 N VAL B 167 O PHE B 217 SHEET 4 D 4 MET B 233 GLU B 237 1 O TYR B 236 N VAL B 170 SHEET 1 E 2 ARG B 63 LEU B 64 0 SHEET 2 E 2 VAL B 67 PRO B 68 -1 O VAL B 67 N LEU B 64 SHEET 1 F 7 GLN C 105 ARG C 108 0 SHEET 2 F 7 SER C 85 THR C 90 1 N VAL C 88 O HIS C 107 SHEET 3 F 7 LEU C 43 ALA C 49 1 N ALA C 45 O SER C 85 SHEET 4 F 7 ILE C 136 ILE C 140 1 O GLY C 138 N ALA C 44 SHEET 5 F 7 GLU C 208 LYS C 219 -1 O ALA C 218 N VAL C 137 SHEET 6 F 7 SER C 166 ARG C 173 -1 N VAL C 167 O PHE C 217 SHEET 7 F 7 MET C 233 GLU C 237 1 O TYR C 236 N VAL C 170 SHEET 1 G 6 GLN C 105 ARG C 108 0 SHEET 2 G 6 SER C 85 THR C 90 1 N VAL C 88 O HIS C 107 SHEET 3 G 6 LEU C 43 ALA C 49 1 N ALA C 45 O SER C 85 SHEET 4 G 6 ILE C 136 ILE C 140 1 O GLY C 138 N ALA C 44 SHEET 5 G 6 GLU C 208 LYS C 219 -1 O ALA C 218 N VAL C 137 SHEET 6 G 6 ARG D 177 TRP D 178 -1 O TRP D 178 N LEU C 209 SHEET 1 H 2 ARG C 63 LEU C 64 0 SHEET 2 H 2 VAL C 67 PRO C 68 -1 O VAL C 67 N LEU C 64 SHEET 1 I 6 ARG C 177 TRP C 178 0 SHEET 2 I 6 GLU D 208 LYS D 219 -1 O LEU D 209 N TRP C 178 SHEET 3 I 6 ILE D 136 ILE D 140 -1 N ASN D 139 O TYR D 216 SHEET 4 I 6 LEU D 43 ALA D 49 1 N ALA D 44 O ILE D 136 SHEET 5 I 6 SER D 85 THR D 90 1 O TRP D 87 N ALA D 45 SHEET 6 I 6 GLN D 105 ARG D 108 1 O HIS D 107 N VAL D 88 SHEET 1 J 4 ARG C 177 TRP C 178 0 SHEET 2 J 4 GLU D 208 LYS D 219 -1 O LEU D 209 N TRP C 178 SHEET 3 J 4 SER D 166 ARG D 173 -1 N VAL D 171 O TYR D 210 SHEET 4 J 4 MET D 233 GLU D 237 1 O TYR D 236 N VAL D 170 SHEET 1 K 2 ARG D 63 LEU D 64 0 SHEET 2 K 2 VAL D 67 PRO D 68 -1 O VAL D 67 N LEU D 64 CISPEP 1 ILE C 56 PRO C 57 0 -2.61 CISPEP 2 PRO D 40 PRO D 41 0 4.29 SITE 1 AC1 21 LEU A 48 ALA A 49 ARG A 50 ASN A 60 SITE 2 AC1 21 ARG A 109 THR A 113 SER A 118 THR A 119 SITE 3 AC1 21 SER A 120 ALA A 123 GLN A 141 THR A 143 SITE 4 AC1 21 GLY A 213 TYR A 216 HOH A2020 HOH A2022 SITE 5 AC1 21 HOH A2024 PHE B 176 ARG B 199 ARG B 201 SITE 6 AC1 21 ARG B 202 SITE 1 AC2 16 LEU C 48 ALA C 49 ARG C 50 LYS C 59 SITE 2 AC2 16 ASN C 60 SER C 118 GLN C 141 THR C 143 SITE 3 AC2 16 GLU C 211 GLY C 213 TYR C 216 ASP C 247 SITE 4 AC2 16 PHE D 176 ARG D 199 ARG D 201 ARG D 202 SITE 1 AC3 14 PHE C 176 ARG C 201 ARG C 202 LEU D 48 SITE 2 AC3 14 ALA D 49 ARG D 50 ASN D 60 ARG D 109 SITE 3 AC3 14 SER D 120 GLN D 141 THR D 143 GLY D 213 SITE 4 AC3 14 TYR D 216 ASP D 247 CRYST1 74.048 79.941 170.251 90.00 90.00 90.00 P 21 21 21 16 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 0.013505 0.000000 0.000000 0.00000 SCALE2 0.000000 0.012509 0.000000 0.00000 SCALE3 0.000000 0.000000 0.005874 0.00000