HEADER TRANSFERASE 04-JUL-11 3SPX TITLE CRYSTAL STRUCTURE OF O-ACETYL SERINE SULFHYDRYLASE FROM LEISHMANIA TITLE 2 DONOVANI COMPND MOL_ID: 1; COMPND 2 MOLECULE: O-ACETYL SERINE SULFHYDRYLASE; COMPND 3 CHAIN: A; COMPND 4 EC: 2.5.1.47; COMPND 5 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: LEISHMANIA DONOVANI; SOURCE 3 ORGANISM_TAXID: 5661; SOURCE 4 STRAIN: MHOM/IM/1983/AG83; SOURCE 5 GENE: OASS; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: BL21(DE3); SOURCE 9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 10 EXPRESSION_SYSTEM_PLASMID: PET21C KEYWDS O-ACETYL SERINE SULFHYDRYLASE, CYSTEINE SYNTHASE, TYPE II PLP KEYWDS 2 DEPENDENT ENZYME, CYSTEINE BIOCYNTHESIS, SERINE ACETYL TRANSFERASE, KEYWDS 3 CYTOSOLIC, TRANSFERASE EXPDTA X-RAY DIFFRACTION AUTHOR I.RAJ,S.GOURINATH REVDAT 4 08-NOV-17 3SPX 1 REMARK REVDAT 3 12-MAR-14 3SPX 1 JRNL REVDAT 2 08-AUG-12 3SPX 1 JRNL SEQADV SEQRES REVDAT 1 04-JUL-12 3SPX 0 JRNL AUTH I.RAJ,S.KUMAR,S.GOURINATH JRNL TITL THE NARROW ACTIVE-SITE CLEFT OF O-ACETYLSERINE SULFHYDRYLASE JRNL TITL 2 FROM LEISHMANIA DONOVANI ALLOWS COMPLEX FORMATION WITH JRNL TITL 3 SERINE ACETYLTRANSFERASES WITH A RANGE OF C-TERMINAL JRNL TITL 4 SEQUENCES JRNL REF ACTA CRYSTALLOGR.,SECT.D V. 68 909 2012 JRNL REFN ISSN 0907-4449 JRNL PMID 22868756 JRNL DOI 10.1107/S0907444912016459 REMARK 2 REMARK 2 RESOLUTION. 1.79 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC REMARK 3 AUTHORS : MURSHUDOV,VAGIN,DODSON REMARK 3 REMARK 3 REFINEMENT TARGET : MAXIMUM LIKELIHOOD REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.79 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 42.20 REMARK 3 DATA CUTOFF (SIGMA(F)) : NULL REMARK 3 COMPLETENESS FOR RANGE (%) : 98.5 REMARK 3 NUMBER OF REFLECTIONS : 29499 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) : 0.178 REMARK 3 R VALUE (WORKING SET) : 0.176 REMARK 3 FREE R VALUE : 0.216 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.900 REMARK 3 FREE R VALUE TEST SET COUNT : 1437 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) : 1.79 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 1.84 REMARK 3 REFLECTION IN BIN (WORKING SET) : 1812 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 87.58 REMARK 3 BIN R VALUE (WORKING SET) : 0.2980 REMARK 3 BIN FREE R VALUE SET COUNT : 84 REMARK 3 BIN FREE R VALUE : 0.3350 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 2396 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 9 REMARK 3 SOLVENT ATOMS : 196 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 20.71 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -1.13000 REMARK 3 B22 (A**2) : 0.25000 REMARK 3 B33 (A**2) : 0.89000 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 OVERALL COORDINATE ERROR. REMARK 3 ESU BASED ON R VALUE (A): NULL REMARK 3 ESU BASED ON FREE R VALUE (A): 0.121 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.076 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 2.406 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.960 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.944 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 2441 ; 0.028 ; 0.022 REMARK 3 BOND LENGTHS OTHERS (A): NULL ; NULL ; NULL REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 3302 ; 2.104 ; 1.992 REMARK 3 BOND ANGLES OTHERS (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 319 ; 6.333 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): 87 ;34.016 ;24.483 REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): 426 ;12.802 ;15.000 REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): 13 ;18.419 ;15.000 REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 385 ; 0.159 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 1782 ; 0.012 ; 0.021 REMARK 3 GENERAL PLANES OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION OTHERS (A): NULL ; NULL ; NULL REMARK 3 H-BOND (X...Y) REFINED ATOMS (A): NULL ; NULL ; NULL 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): NULL ; NULL ; NULL REMARK 3 SYMMETRY VDW OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY H-BOND REFINED ATOMS (A): NULL ; NULL ; NULL 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): 1584 ; 1.397 ; 1.500 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 2547 ; 2.285 ; 2.000 REMARK 3 MAIN-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): 857 ; 3.877 ; 3.000 REMARK 3 SIDE-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): 755 ; 6.142 ; 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 : 1.40 REMARK 3 ION PROBE RADIUS : 0.80 REMARK 3 SHRINKAGE RADIUS : 0.80 REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: REMARK 3 HYDROGENS HAVE BEEN ADDED IN THE RIDING POSITIONS REMARK 3 U VALUES: REFINED INDIVIDUALLY REMARK 4 REMARK 4 3SPX COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 22-JUL-11. REMARK 100 THE DEPOSITION ID IS D_1000066506. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 01-MAY-10 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 : BM14 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.976 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : MARMOSAIC 225 MM CCD REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 29629 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.790 REMARK 200 RESOLUTION RANGE LOW (A) : 50.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.3 REMARK 200 DATA REDUNDANCY : 7.800 REMARK 200 R MERGE (I) : 0.06400 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 10.9000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.79 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.83 REMARK 200 COMPLETENESS FOR SHELL (%) : 92.1 REMARK 200 DATA REDUNDANCY IN SHELL : 5.60 REMARK 200 R MERGE FOR SHELL (I) : 0.38600 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: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: MOLREP REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 45.02 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.24 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: KSCN, PEG 3350, BIS-TRIS PROPANE, PH REMARK 280 6.5, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 289K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 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+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 57.63300 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 30.98700 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 57.63300 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 30.98700 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: DIMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 6320 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 23340 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -76.0 KCAL/MOL 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 350 BIOMT1 2 -1.000000 0.000000 0.000000 230.53200 REMARK 350 BIOMT2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 350 BIOMT3 2 0.000000 0.000000 1.000000 0.00000 REMARK 375 REMARK 375 SPECIAL POSITION REMARK 375 THE FOLLOWING ATOMS ARE FOUND TO BE WITHIN 0.15 ANGSTROMS REMARK 375 OF A SYMMETRY RELATED ATOM AND ARE ASSUMED TO BE ON SPECIAL REMARK 375 POSITIONS. REMARK 375 REMARK 375 ATOM RES CSSEQI REMARK 375 HOH A 389 LIES ON A SPECIAL POSITION. REMARK 375 HOH A 502 LIES ON A SPECIAL POSITION. 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 1 REMARK 465 SER A 322 REMARK 465 LEU A 323 REMARK 465 PRO A 324 REMARK 465 VAL A 325 REMARK 465 ALA A 326 REMARK 465 LEU A 327 REMARK 465 GLU A 328 REMARK 465 HIS A 329 REMARK 465 HIS A 330 REMARK 465 HIS A 331 REMARK 465 HIS A 332 REMARK 465 HIS A 333 REMARK 465 HIS A 334 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 O MET A 106 NH1 ARG A 111 1.77 REMARK 500 OE1 GLU A 63 O HOH A 520 2.02 REMARK 500 O HOH A 489 O HOH A 501 2.12 REMARK 500 OE2 GLU A 104 O HOH A 508 2.15 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CLOSE CONTACTS REMARK 500 REMARK 500 THE FOLLOWING ATOMS THAT ARE RELATED BY CRYSTALLOGRAPHIC REMARK 500 SYMMETRY ARE IN CLOSE CONTACT. AN ATOM LOCATED WITHIN 0.15 REMARK 500 ANGSTROMS OF A SYMMETRY RELATED ATOM IS ASSUMED TO BE ON A REMARK 500 SPECIAL POSITION AND IS, THEREFORE, LISTED IN REMARK 375 REMARK 500 INSTEAD OF REMARK 500. ATOMS WITH NON-BLANK ALTERNATE REMARK 500 LOCATION INDICATORS ARE NOT INCLUDED IN THE CALCULATIONS. REMARK 500 REMARK 500 DISTANCE CUTOFF: REMARK 500 2.2 ANGSTROMS FOR CONTACTS NOT INVOLVING HYDROGEN ATOMS REMARK 500 1.6 ANGSTROMS FOR CONTACTS INVOLVING HYDROGEN ATOMS REMARK 500 REMARK 500 ATM1 RES C SSEQI ATM2 RES C SSEQI SSYMOP DISTANCE REMARK 500 O HOH A 503 O HOH A 504 2755 1.69 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: COVALENT BOND LENGTHS 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,2(A3,1X,A1,I4,A1,1X,A4,3X),1X,F6.3) 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 RES CSSEQI ATM2 DEVIATION REMARK 500 TYR A 96 CE2 TYR A 96 CD2 -0.105 REMARK 500 CYS A 112 CB CYS A 112 SG 0.113 REMARK 500 REMARK 500 REMARK: NULL 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 ARG A 317 NE - CZ - NH1 ANGL. DEV. = 4.2 DEGREES REMARK 500 ARG A 317 NE - CZ - NH2 ANGL. DEV. = -3.4 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 ASN A 28 -83.47 -124.10 REMARK 500 LYS A 72 -54.91 -121.34 REMARK 500 THR A 165 -68.65 -125.39 REMARK 500 REMARK 500 REMARK: NULL REMARK 620 REMARK 620 METAL COORDINATION REMARK 620 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 620 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE): REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 NA A 336 NA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 GLU A 44 OE1 REMARK 620 2 GLU A 44 OE2 42.6 REMARK 620 N 1 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CL A 335 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NA A 336 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE PEG A 337 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 2PQM RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF OASS FROM E. HISTOLYTICA REMARK 900 RELATED ID: 1Z7W RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF OASS FROM A. THALIANA REMARK 900 RELATED ID: 2Q3C RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF OASS FROM M. TUBERCULOSIS DBREF 3SPX A 1 325 UNP G1C2I2 G1C2I2_LEIDO 1 325 SEQADV 3SPX ALA A 326 UNP G1C2I2 EXPRESSION TAG SEQADV 3SPX LEU A 327 UNP G1C2I2 EXPRESSION TAG SEQADV 3SPX GLU A 328 UNP G1C2I2 EXPRESSION TAG SEQADV 3SPX HIS A 329 UNP G1C2I2 EXPRESSION TAG SEQADV 3SPX HIS A 330 UNP G1C2I2 EXPRESSION TAG SEQADV 3SPX HIS A 331 UNP G1C2I2 EXPRESSION TAG SEQADV 3SPX HIS A 332 UNP G1C2I2 EXPRESSION TAG SEQADV 3SPX HIS A 333 UNP G1C2I2 EXPRESSION TAG SEQADV 3SPX HIS A 334 UNP G1C2I2 EXPRESSION TAG SEQRES 1 A 334 MET ALA ALA PRO PHE ASP LYS SER LYS ASN VAL ALA GLN SEQRES 2 A 334 SER ILE ASP GLN LEU ILE GLY GLN THR PRO ALA LEU TYR SEQRES 3 A 334 LEU ASN LYS LEU ASN ASN THR LYS ALA LYS VAL VAL LEU SEQRES 4 A 334 LYS MET GLU CYS GLU ASN PRO MET ALA SER VAL LLP ASP SEQRES 5 A 334 ARG LEU GLY PHE ALA ILE TYR ASP LYS ALA GLU LYS GLU SEQRES 6 A 334 GLY LYS LEU ILE PRO GLY LYS SER ILE VAL VAL GLU SER SEQRES 7 A 334 SER SER GLY ASN THR GLY VAL SER LEU ALA HIS LEU GLY SEQRES 8 A 334 ALA ILE ARG GLY TYR LYS VAL ILE ILE THR MET PRO GLU SEQRES 9 A 334 SER MET SER LEU GLU ARG ARG CYS LEU LEU ARG ILE PHE SEQRES 10 A 334 GLY ALA GLU VAL ILE LEU THR PRO ALA ALA LEU GLY MET SEQRES 11 A 334 LYS GLY ALA VAL ALA MET ALA LYS LYS ILE VAL ALA ALA SEQRES 12 A 334 ASN PRO ASN ALA VAL LEU ALA ASP GLN PHE ALA THR LYS SEQRES 13 A 334 TYR ASN ALA LEU ILE HIS GLU GLU THR THR GLY PRO GLU SEQRES 14 A 334 ILE TRP GLU GLN THR ASN HIS ASN VAL ASP CYS PHE ILE SEQRES 15 A 334 ALA GLY VAL GLY THR GLY GLY THR LEU THR GLY VAL ALA SEQRES 16 A 334 ARG ALA LEU LYS LYS MET GLY SER HIS ALA ARG ILE VAL SEQRES 17 A 334 ALA VAL GLU PRO THR GLU SER PRO VAL LEU SER GLY GLY SEQRES 18 A 334 LYS PRO GLY PRO HIS LYS ILE GLN GLY ILE GLY PRO GLY SEQRES 19 A 334 PHE VAL PRO ASP VAL LEU ASP ARG SER LEU ILE ASP GLU SEQRES 20 A 334 VAL LEU CYS VAL ALA GLY ASP ASP ALA ILE GLU THR ALA SEQRES 21 A 334 LEU LYS LEU THR ARG SER ASP GLY VAL PHE CYS GLY PHE SEQRES 22 A 334 SER GLY GLY ALA ASN VAL TYR ALA ALA LEU LYS ILE ALA SEQRES 23 A 334 GLU ARG PRO GLU MET GLU GLY LYS THR ILE VAL THR VAL SEQRES 24 A 334 ILE PRO SER PHE GLY GLU ARG TYR LEU SER THR THR LEU SEQRES 25 A 334 TYR ARG SER VAL ARG ASP GLU VAL SER SER LEU PRO VAL SEQRES 26 A 334 ALA LEU GLU HIS HIS HIS HIS HIS HIS MODRES 3SPX LLP A 51 LYS HET LLP A 51 24 HET CL A 335 1 HET NA A 336 1 HET PEG A 337 7 HETNAM LLP (2S)-2-AMINO-6-[[3-HYDROXY-2-METHYL-5- HETNAM 2 LLP (PHOSPHONOOXYMETHYL)PYRIDIN-4- HETNAM 3 LLP YL]METHYLIDENEAMINO]HEXANOIC ACID HETNAM CL CHLORIDE ION HETNAM NA SODIUM ION HETNAM PEG DI(HYDROXYETHYL)ETHER HETSYN LLP N'-PYRIDOXYL-LYSINE-5'-MONOPHOSPHATE FORMUL 1 LLP C14 H22 N3 O7 P FORMUL 2 CL CL 1- FORMUL 3 NA NA 1+ FORMUL 4 PEG C4 H10 O3 FORMUL 5 HOH *196(H2 O) HELIX 1 1 SER A 14 ILE A 19 5 6 HELIX 2 2 CYS A 43 ASN A 45 5 3 HELIX 3 3 VAL A 50 GLU A 65 1 16 HELIX 4 4 GLY A 81 GLY A 95 1 15 HELIX 5 5 SER A 107 PHE A 117 1 11 HELIX 6 6 PRO A 125 ALA A 127 5 3 HELIX 7 7 LEU A 128 ASN A 144 1 17 HELIX 8 8 LYS A 156 THR A 165 1 10 HELIX 9 9 THR A 165 THR A 174 1 10 HELIX 10 10 GLY A 188 MET A 201 1 14 HELIX 11 11 ASP A 241 ILE A 245 5 5 HELIX 12 12 ALA A 252 ASP A 267 1 16 HELIX 13 13 GLY A 272 GLU A 287 1 16 HELIX 14 14 ARG A 288 GLU A 292 5 5 HELIX 15 15 PHE A 303 LEU A 308 5 6 HELIX 16 16 THR A 310 LEU A 312 5 3 HELIX 17 17 TYR A 313 SER A 321 1 9 SHEET 1 A 6 ALA A 24 TYR A 26 0 SHEET 2 A 6 LYS A 36 MET A 41 -1 O LEU A 39 N LEU A 25 SHEET 3 A 6 THR A 295 ILE A 300 1 O ILE A 296 N VAL A 38 SHEET 4 A 6 CYS A 180 GLY A 184 1 N CYS A 180 O VAL A 297 SHEET 5 A 6 ARG A 206 PRO A 212 1 O VAL A 208 N PHE A 181 SHEET 6 A 6 GLU A 247 VAL A 251 1 O LEU A 249 N ALA A 209 SHEET 1 B 4 GLU A 120 THR A 124 0 SHEET 2 B 4 LYS A 97 PRO A 103 1 N VAL A 98 O GLU A 120 SHEET 3 B 4 ILE A 74 SER A 78 1 N VAL A 75 O ILE A 99 SHEET 4 B 4 ALA A 147 LEU A 149 1 O VAL A 148 N ILE A 74 LINK C VAL A 50 N LLP A 51 1555 1555 1.35 LINK C LLP A 51 N ASP A 52 1555 1555 1.35 LINK OE1 GLU A 44 NA NA A 336 1555 1555 2.93 LINK OE2 GLU A 44 NA NA A 336 1555 1555 2.96 SITE 1 AC1 5 GLY A 272 SER A 274 GLY A 275 PRO A 301 SITE 2 AC1 5 SER A 302 SITE 1 AC2 5 GLU A 44 ASN A 45 PRO A 46 HOH A 503 SITE 2 AC2 5 HOH A 504 SITE 1 AC3 6 GLN A 13 TYR A 26 ASN A 31 LYS A 36 SITE 2 AC3 6 HOH A 351 HOH A 493 CRYST1 115.266 61.974 43.427 90.00 90.00 90.00 P 21 21 2 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 0.008676 0.000000 0.000000 0.00000 SCALE2 0.000000 0.016136 0.000000 0.00000 SCALE3 0.000000 0.000000 0.023027 0.00000