PDB Short entry for 2V4U HEADER LIGASE 29-SEP-08 2V4U TITLE HUMAN CTP SYNTHETASE 2 - GLUTAMINASE DOMAIN IN COMPLEX WITH 5-OXO-L- TITLE 2 NORLEUCINE COMPND MOL_ID: 1; COMPND 2 MOLECULE: CTP SYNTHASE 2; COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: GLUTAMINASE DOMAIN, RESIDUES 297-562; COMPND 5 SYNONYM: UTP--AMMONIA LIGASE 2, CTP SYNTHETASE 2; COMPND 6 EC: 6.3.4.2; COMPND 7 ENGINEERED: YES; COMPND 8 OTHER_DETAILS: CYS399 IS COVALENTLY MODIFIED WITH 5-OXO-L-NORLEUCINE SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_COMMON: HUMAN; SOURCE 4 ORGANISM_TAXID: 9606; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 469008; SOURCE 7 EXPRESSION_SYSTEM_STRAIN: BL21(DE3); SOURCE 8 EXPRESSION_SYSTEM_VARIANT: R3; SOURCE 9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 10 EXPRESSION_SYSTEM_PLASMID: PNIC-BSA4 KEYWDS PYRIMIDINE BIOSYNTHESIS, GLUTAMINE AMIDOTRANSFERASE, GLUTAMINASE KEYWDS 2 DOMAIN, 5-OXO-L-NORLEUCINE, DON, CTPS, LIGASE, PHOSPHOPROTEIN, CTP KEYWDS 3 SYNTHETASE, CYTIDINE 5'- TRIPHOSPHATE SYNTHETASE 2, NUCLEOTIDE KEYWDS 4 METABOLISM, UTP-- AMMONIA LIGASE 2 EXPDTA X-RAY DIFFRACTION AUTHOR M.WELIN,M.MOCHE,J.ANDERSSON,C.H.ARROWSMITH,H.BERGLUND,R.COLLINS, AUTHOR 2 L.G.DAHLGREN,A.M.EDWARDS,S.FLODIN,A.FLORES,S.GRASLUND,M.HAMMARSTROM, AUTHOR 3 A.JOHANSSON,I.JOHANSSON,T.KARLBERG,T.KOTENYOVA,L.LEHTIO,M.E.NILSSON, AUTHOR 4 T.NYMAN,K.OLESEN,C.PERSSON,J.SAGEMARK,H.SCHUELER,A.G.THORSELL, AUTHOR 5 L.TRESAUGUES,S.VAN DEN BERG,M.WISNIEWSKA,J.WEIGELT,M.WIKSTROM, AUTHOR 6 P.NORDLUND REVDAT 3 13-DEC-23 2V4U 1 LINK REVDAT 2 24-FEB-09 2V4U 1 VERSN REVDAT 1 07-OCT-08 2V4U 0 JRNL AUTH M.WELIN,M.MOCHE,J.ANDERSSON,C.H.ARROWSMITH,H.BERGLUND, JRNL AUTH 2 R.COLLINS,L.G.DAHLGREN,A.M.EDWARDS,S.FLODIN,A.FLORES, JRNL AUTH 3 S.GRASLUND,M.HAMMARSTROM,A.JOHANSSON,I.JOHANSSON,T.KARLBERG, JRNL AUTH 4 T.KOTENYOVA,L.LEHTIO,M.E.NILSSON,T.NYMAN,K.OLESEN,C.PERSSON, JRNL AUTH 5 J.SAGEMARK,H.SCHUELER,A.G.THORSELL,L.TRESAUGUES, JRNL AUTH 6 S.VAN DEN BERG,M.WISNIEWSKA,J.WEIGELT,M.WIKSTROM,P.NORDLUND JRNL TITL HUMAN CTP SYNTHETASE 2 - GLUTAMINASE DOMAIN IN COMPLEX WITH JRNL TITL 2 5-OXO-L-NORLEUCINE JRNL REF TO BE PUBLISHED JRNL REFN REMARK 2 REMARK 2 RESOLUTION. 2.30 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.2.0019 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) : 2.30 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 19.72 REMARK 3 DATA CUTOFF (SIGMA(F)) : NULL REMARK 3 COMPLETENESS FOR RANGE (%) : 100.0 REMARK 3 NUMBER OF REFLECTIONS : 13946 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) : 0.211 REMARK 3 R VALUE (WORKING SET) : 0.207 REMARK 3 FREE R VALUE : 0.258 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 7.000 REMARK 3 FREE R VALUE TEST SET COUNT : 1050 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) : 2.30 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.36 REMARK 3 REFLECTION IN BIN (WORKING SET) : 807 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : NULL REMARK 3 BIN R VALUE (WORKING SET) : 0.2670 REMARK 3 BIN FREE R VALUE SET COUNT : 61 REMARK 3 BIN FREE R VALUE : 0.4310 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 2107 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 0 REMARK 3 SOLVENT ATOMS : 40 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 31.91 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 2.07000 REMARK 3 B22 (A**2) : -1.81000 REMARK 3 B33 (A**2) : -0.67000 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : -2.11000 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED OVERALL COORDINATE ERROR. REMARK 3 ESU BASED ON R VALUE (A): 0.309 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.238 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.165 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 6.611 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.940 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.915 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 2154 ; 0.010 ; 0.022 REMARK 3 BOND LENGTHS OTHERS (A): 1500 ; 0.002 ; 0.020 REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 2913 ; 1.266 ; 1.977 REMARK 3 BOND ANGLES OTHERS (DEGREES): 3645 ; 1.472 ; 3.002 REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 266 ; 6.152 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): 95 ;32.833 ;23.895 REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): 376 ;15.043 ;15.000 REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): 14 ;17.280 ;15.000 REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 322 ; 0.071 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 2375 ; 0.004 ; 0.020 REMARK 3 GENERAL PLANES OTHERS (A): 425 ; 0.001 ; 0.020 REMARK 3 NON-BONDED CONTACTS REFINED ATOMS (A): 400 ; 0.189 ; 0.200 REMARK 3 NON-BONDED CONTACTS OTHERS (A): 1564 ; 0.180 ; 0.200 REMARK 3 NON-BONDED TORSION REFINED ATOMS (A): 1017 ; 0.168 ; 0.200 REMARK 3 NON-BONDED TORSION OTHERS (A): 1144 ; 0.096 ; 0.200 REMARK 3 H-BOND (X...Y) REFINED ATOMS (A): 60 ; 0.153 ; 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): 10 ; 0.266 ; 0.200 REMARK 3 SYMMETRY VDW OTHERS (A): 23 ; 0.220 ; 0.200 REMARK 3 SYMMETRY H-BOND REFINED ATOMS (A): 4 ; 0.222 ; 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): 1482 ; 0.828 ; 1.500 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 2144 ; 1.230 ; 2.000 REMARK 3 MAIN-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): 888 ; 1.492 ; 3.000 REMARK 3 SIDE-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): 769 ; 2.142 ; 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 : NULL 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 2V4U COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 29-SEP-08. REMARK 100 THE DEPOSITION ID IS D_1290037671. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 21-APR-08 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 7.0 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : ESRF REMARK 200 BEAMLINE : ID23-1 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1 REMARK 200 MONOCHROMATOR : SI(111) REMARK 200 OPTICS : MIRRORS REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC CCD REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XDS REMARK 200 DATA SCALING SOFTWARE : XSCALE REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 15010 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.300 REMARK 200 RESOLUTION RANGE LOW (A) : 20.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 2.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 96.0 REMARK 200 DATA REDUNDANCY : 5.800 REMARK 200 R MERGE (I) : 0.09000 REMARK 200 R SYM (I) : NULL REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : 18.2700 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) : 2.40 REMARK 200 COMPLETENESS FOR SHELL (%) : 86.6 REMARK 200 DATA REDUNDANCY IN SHELL : 5.40 REMARK 200 R MERGE FOR SHELL (I) : 0.25000 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 <I/SIGMA(I)> FOR SHELL : 11.30 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: MOLREP REMARK 200 STARTING MODEL: PDB ENTRY 2VKT REMARK 200 REMARK 200 REMARK: NONE REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 54.90 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.72 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.1M HEPES, PH 7.0, 0.02 M MGCL2, 30% REMARK 280 POLYACRYLIC ACID 5100. CRYSTALS WERE SOAKED WITH 20.6 MM DON FOR REMARK 280 90 MIN REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: C 1 2 1 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+1/2,Y+1/2,Z 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 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 59.44000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 36.16500 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 4 -1.000000 0.000000 0.000000 59.44000 REMARK 290 SMTRY2 4 0.000000 1.000000 0.000000 36.16500 REMARK 290 SMTRY3 4 0.000000 0.000000 -1.000000 0.00000 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: PQS 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 MET A 274 REMARK 465 HIS A 275 REMARK 465 HIS A 276 REMARK 465 HIS A 277 REMARK 465 HIS A 278 REMARK 465 HIS A 279 REMARK 465 HIS A 280 REMARK 465 SER A 281 REMARK 465 SER A 282 REMARK 465 GLY A 283 REMARK 465 VAL A 284 REMARK 465 ASP A 285 REMARK 465 LEU A 286 REMARK 465 GLY A 287 REMARK 465 THR A 288 REMARK 465 GLU A 289 REMARK 465 ASN A 290 REMARK 465 LEU A 291 REMARK 465 TYR A 292 REMARK 465 PHE A 293 REMARK 465 GLN A 294 REMARK 465 SER A 295 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 PHE A 373 CG CD1 CD2 CE1 CE2 CZ REMARK 470 GLU A 460 CG CD OE1 OE2 REMARK 470 LYS A 560 CG CD CE NZ 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 CYD A 399 C - N - CA ANGL. DEV. = 15.3 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 ARG A 425 83.97 -156.10 REMARK 500 ASN A 427 37.93 -98.46 REMARK 500 ASN A 461 40.99 -106.61 REMARK 500 ARG A 479 82.36 -154.53 REMARK 500 TYR A 519 99.55 -166.66 REMARK 500 REMARK 500 REMARK: NULL REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 2VKT RELATED DB: PDB REMARK 900 HUMAN CTP SYNTHETASE 2 - GLUTAMINASE DOMAIN DBREF 2V4U A 274 296 PDB 2V4U 2V4U 274 296 DBREF 2V4U A 297 562 UNP Q9NRF8 PYRG2_HUMAN 297 562 SEQRES 1 A 289 MET HIS HIS HIS HIS HIS HIS SER SER GLY VAL ASP LEU SEQRES 2 A 289 GLY THR GLU ASN LEU TYR PHE GLN SER MET LYS ILE CYS SEQRES 3 A 289 SER ILE ALA LEU VAL GLY LYS TYR THR LYS LEU ARG ASP SEQRES 4 A 289 CYS TYR ALA SER VAL PHE LYS ALA LEU GLU HIS SER ALA SEQRES 5 A 289 LEU ALA ILE ASN HIS LYS LEU ASN LEU MET TYR ILE ASP SEQRES 6 A 289 SER ILE ASP LEU GLU LYS ILE THR GLU THR GLU ASP PRO SEQRES 7 A 289 VAL LYS PHE HIS GLU ALA TRP GLN LYS LEU CYS LYS ALA SEQRES 8 A 289 ASP GLY ILE LEU VAL PRO GLY GLY PHE GLY ILE ARG GLY SEQRES 9 A 289 THR LEU GLY LYS LEU GLN ALA ILE SER TRP ALA ARG THR SEQRES 10 A 289 LYS LYS ILE PRO PHE LEU GLY VAL CYD LEU GLY MET GLN SEQRES 11 A 289 LEU ALA VAL ILE GLU PHE ALA ARG ASN CYS LEU ASN LEU SEQRES 12 A 289 LYS ASP ALA ASP SER THR GLU PHE ARG PRO ASN ALA PRO SEQRES 13 A 289 VAL PRO LEU VAL ILE ASP MET PRO GLU HIS ASN PRO GLY SEQRES 14 A 289 ASN LEU GLY GLY THR MET ARG LEU GLY ILE ARG ARG THR SEQRES 15 A 289 VAL PHE LYS THR GLU ASN SER ILE LEU ARG LYS LEU TYR SEQRES 16 A 289 GLY ASP VAL PRO PHE ILE GLU GLU ARG HIS ARG HIS ARG SEQRES 17 A 289 PHE GLU VAL ASN PRO ASN LEU ILE LYS GLN PHE GLU GLN SEQRES 18 A 289 ASN ASP LEU SER PHE VAL GLY GLN ASP VAL ASP GLY ASP SEQRES 19 A 289 ARG MET GLU ILE ILE GLU LEU ALA ASN HIS PRO TYR PHE SEQRES 20 A 289 VAL GLY VAL GLN PHE HIS PRO GLU PHE SER SER ARG PRO SEQRES 21 A 289 MET LYS PRO SER PRO PRO TYR LEU GLY LEU LEU LEU ALA SEQRES 22 A 289 ALA THR GLY ASN LEU ASN ALA TYR LEU GLN GLN GLY CYS SEQRES 23 A 289 LYS LEU SER MODRES 2V4U CYD A 399 CYS HET CYD A 399 16 HETNAM CYD 2-AMINO-6-(CYSTEIN-S-YL)-5-OXO-HEXANOIC ACID FORMUL 1 CYD C9 H16 N2 O5 S FORMUL 2 HOH *40(H2 O) HELIX 1 1 ARG A 311 CYS A 313 5 3 HELIX 2 2 TYR A 314 ILE A 328 1 15 HELIX 3 3 ILE A 340 LEU A 342 5 3 HELIX 4 4 GLU A 343 ASP A 350 1 8 HELIX 5 5 ASP A 350 ALA A 364 1 15 HELIX 6 6 GLY A 377 LYS A 391 1 15 HELIX 7 7 LEU A 400 LEU A 414 1 15 HELIX 8 8 SER A 462 TYR A 468 1 7 HELIX 9 9 PRO A 486 GLU A 493 5 8 HELIX 10 10 PRO A 527 SER A 531 5 5 HELIX 11 11 SER A 537 GLY A 549 1 13 HELIX 12 12 ASN A 550 GLN A 557 1 8 SHEET 1 AA 9 HIS A 330 ASP A 338 0 SHEET 2 AA 9 LYS A 297 GLY A 305 1 O LYS A 297 N LYS A 331 SHEET 3 AA 9 GLY A 366 VAL A 369 1 O GLY A 366 N ALA A 302 SHEET 4 AA 9 PHE A 395 GLY A 397 1 O LEU A 396 N VAL A 369 SHEET 5 AA 9 PHE A 520 VAL A 523 1 O VAL A 521 N GLY A 397 SHEET 6 AA 9 MET A 509 LEU A 514 -1 O ILE A 512 N GLY A 522 SHEET 7 AA 9 LEU A 497 ASP A 503 -1 O SER A 498 N GLU A 513 SHEET 8 AA 9 ARG A 449 PHE A 457 -1 O VAL A 456 N GLN A 502 SHEET 9 AA 9 PHE A 473 HIS A 480 -1 O ILE A 474 N THR A 455 SHEET 1 AB 3 ALA A 419 SER A 421 0 SHEET 2 AB 3 VAL A 430 ASP A 435 1 O VAL A 430 N ASP A 420 SHEET 3 AB 3 PHE A 482 VAL A 484 -1 O GLU A 483 N ILE A 434 LINK C VAL A 398 N CYD A 399 1555 1555 1.33 LINK C CYD A 399 N LEU A 400 1555 1555 1.33 CRYST1 118.880 72.330 41.470 90.00 95.60 90.00 C 1 2 1 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 0.008412 0.000000 0.000825 0.00000 SCALE2 0.000000 0.013826 0.000000 0.00000 SCALE3 0.000000 0.000000 0.024229 0.00000