HEADER LIGASE 26-OCT-01 1K97 TITLE CRYSTAL STRUCTURE OF E. COLI ARGININOSUCCINATE SYNTHETASE IN COMPLEX TITLE 2 WITH ASPARTATE AND CITRULLINE COMPND MOL_ID: 1; COMPND 2 MOLECULE: ARGININOSUCCINATE SYNTHASE; COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: RESIDUES 1 TO 444; COMPND 5 SYNONYM: CITRULLINE--ASPARTATE LIGASE; ARGININOSUCCINATE SYNTHETASE; COMPND 6 EC: 6.3.4.5; COMPND 7 ENGINEERED: YES; COMPND 8 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: ESCHERICHIA COLI; SOURCE 3 ORGANISM_TAXID: 562; SOURCE 4 GENE: ARGG; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 7 EXPRESSION_SYSTEM_STRAIN: BB101; SOURCE 8 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 9 EXPRESSION_SYSTEM_PLASMID: PET21B KEYWDS N-TYPE ATP PYROPHOSPHATASE, LIGASE EXPDTA X-RAY DIFFRACTION AUTHOR C.T.LEMKE,P.L.HOWELL REVDAT 7 15-NOV-23 1K97 1 ATOM REVDAT 6 16-AUG-23 1K97 1 REMARK SEQADV ATOM REVDAT 5 13-JUL-11 1K97 1 VERSN REVDAT 4 24-FEB-09 1K97 1 VERSN REVDAT 3 01-APR-03 1K97 1 JRNL REVDAT 2 11-JAN-02 1K97 1 REMARK REVDAT 1 07-DEC-01 1K97 0 JRNL AUTH C.T.LEMKE,P.L.HOWELL JRNL TITL THE 1.6 A CRYSTAL STRUCTURE OF E. COLI ARGININOSUCCINATE JRNL TITL 2 SYNTHETASE SUGGESTS A CONFORMATIONAL CHANGE DURING JRNL TITL 3 CATALYSIS. JRNL REF STRUCTURE V. 9 1153 2001 JRNL REFN ISSN 0969-2126 JRNL PMID 11738042 JRNL DOI 10.1016/S0969-2126(01)00683-9 REMARK 2 REMARK 2 RESOLUTION. 2.00 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) : 2.00 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 20.44 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : 810002.140 REMARK 3 DATA CUTOFF LOW (ABS(F)) : 0.0000 REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 97.4 REMARK 3 NUMBER OF REFLECTIONS : 34870 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) : 0.176 REMARK 3 FREE R VALUE : 0.214 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 10.000 REMARK 3 FREE R VALUE TEST SET COUNT : 3479 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : 0.004 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) : 2.00 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.13 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 94.60 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 5020 REMARK 3 BIN R VALUE (WORKING SET) : 0.2070 REMARK 3 BIN FREE R VALUE : 0.2590 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 10.40 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 581 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.011 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 3359 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 21 REMARK 3 SOLVENT ATOMS : 331 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 18.70 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 32.00 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 6.65000 REMARK 3 B22 (A**2) : 2.17000 REMARK 3 B33 (A**2) : -8.81000 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) : 0.19 REMARK 3 ESD FROM SIGMAA (A) : 0.12 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) : 0.24 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.17 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.009 REMARK 3 BOND ANGLES (DEGREES) : 1.400 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 23.10 REMARK 3 IMPROPER ANGLES (DEGREES) : 0.870 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) : 1.340 ; 1.500 REMARK 3 MAIN-CHAIN ANGLE (A**2) : 2.050 ; 2.000 REMARK 3 SIDE-CHAIN BOND (A**2) : 1.980 ; 2.000 REMARK 3 SIDE-CHAIN ANGLE (A**2) : 2.770 ; 2.500 REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED : FLAT MODEL REMARK 3 KSOL : 0.35 REMARK 3 BSOL : 51.15 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 : WATER_REP.PARAM REMARK 3 PARAMETER FILE 3 : ION.PARAM REMARK 3 PARAMETER FILE 4 : ALL_ASS.PARAM REMARK 3 PARAMETER FILE 5 : NULL REMARK 3 TOPOLOGY FILE 1 : PROTEIN.TOP REMARK 3 TOPOLOGY FILE 2 : WATER_REP.TOP REMARK 3 TOPOLOGY FILE 3 : ION.TOP REMARK 3 TOPOLOGY FILE 4 : ALL_ASS.TOP REMARK 3 TOPOLOGY FILE 5 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1K97 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 31-OCT-01. REMARK 100 THE DEPOSITION ID IS D_1000014717. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : NULL REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 6.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : N REMARK 200 RADIATION SOURCE : ROTATING ANODE REMARK 200 BEAMLINE : NULL REMARK 200 X-RAY GENERATOR MODEL : RIGAKU RU200 REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.5418 REMARK 200 MONOCHROMATOR : GRAPHITE REMARK 200 OPTICS : NULL 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 : 35667 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.000 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 (%) : 99.3 REMARK 200 DATA REDUNDANCY : NULL REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : NULL REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.00 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.13 REMARK 200 COMPLETENESS FOR SHELL (%) : 94.6 REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : NULL 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: CNS REMARK 200 STARTING MODEL: PDB ENTRY 1K91 REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 52.06 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.57 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: AMMONIUM SULFATE, MES, PH 6.5, VAPOR REMARK 280 DIFFUSION, HANGING DROP AT 298K 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 38.99800 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 52.66800 REMARK 290 SMTRY3 5 0.000000 0.000000 1.000000 63.68000 REMARK 290 SMTRY1 6 -1.000000 0.000000 0.000000 38.99800 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 52.66800 REMARK 290 SMTRY3 6 0.000000 0.000000 1.000000 63.68000 REMARK 290 SMTRY1 7 -1.000000 0.000000 0.000000 38.99800 REMARK 290 SMTRY2 7 0.000000 1.000000 0.000000 52.66800 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 63.68000 REMARK 290 SMTRY1 8 1.000000 0.000000 0.000000 38.99800 REMARK 290 SMTRY2 8 0.000000 -1.000000 0.000000 52.66800 REMARK 290 SMTRY3 8 0.000000 0.000000 -1.000000 63.68000 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 300 REMARK: THE BIOLOGICAL ASSEMBLY IS A TETRAMER FROM THE MONOMER IN REMARK 300 THE ASYMMETRIC UNIT BY THE OPERATIONS: -X, -Y, Z AND X, -Y, -Z AND - REMARK 300 X, Y, -Z 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: TETRAMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: TETRAMERIC REMARK 350 SOFTWARE USED: PISA,PQS REMARK 350 TOTAL BURIED SURFACE AREA: 31750 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 54910 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -84.0 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 77.99600 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 350 BIOMT1 3 -1.000000 0.000000 0.000000 77.99600 REMARK 350 BIOMT2 3 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT3 3 0.000000 0.000000 -1.000000 127.36000 REMARK 350 BIOMT1 4 1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT2 4 0.000000 -1.000000 0.000000 0.00000 REMARK 350 BIOMT3 4 0.000000 0.000000 -1.000000 127.36000 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 575 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 ARG A 385 REMARK 465 LEU A 386 REMARK 465 THR A 387 REMARK 465 MET A 388 REMARK 465 GLU A 389 REMARK 465 LYS A 390 REMARK 465 GLY A 391 REMARK 465 ASP A 392 REMARK 465 LEU A 441 REMARK 465 GLU A 442 REMARK 465 ASN A 443 REMARK 465 LYS A 444 REMARK 465 GLY A 445 REMARK 465 GLN A 446 REMARK 465 SER A 447 REMARK 465 VAL A 448 REMARK 465 GLU A 449 REMARK 465 HIS A 450 REMARK 465 HIS A 451 REMARK 465 HIS A 452 REMARK 465 HIS A 453 REMARK 465 HIS A 454 REMARK 465 HIS A 455 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 LYS A 5 CG CD CE NZ REMARK 470 GLU A 50 CG CD OE1 OE2 REMARK 470 ARG A 58 CG CD NE CZ NH1 NH2 REMARK 470 LYS A 183 CB CG CD CE NZ REMARK 470 LYS A 251 CG CD CE NZ REMARK 470 ASN A 440 CG OD1 ND2 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 NH2 ARG A 324 NH2 ARG A 324 3656 1.78 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 ASP A 51 76.83 -151.05 REMARK 500 ALA A 203 177.91 74.81 REMARK 500 LYS A 204 -128.34 51.83 REMARK 500 ALA A 293 65.38 -171.13 REMARK 500 ARG A 364 -110.35 -121.43 REMARK 500 SER A 430 -152.69 -82.90 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 ASP A 501 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CIR A 502 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1K92 RELATED DB: PDB REMARK 900 1.6A STRUCTURE E. COLI ARGININOSUCCINATE SYNTHETASE DBREF 1K97 A 1 446 UNP P0A6E4 ASSY_ECOLI 1 446 SEQADV 1K97 SER A 447 UNP P0A6E4 EXPRESSION TAG SEQADV 1K97 VAL A 448 UNP P0A6E4 EXPRESSION TAG SEQADV 1K97 GLU A 449 UNP P0A6E4 EXPRESSION TAG SEQADV 1K97 HIS A 450 UNP P0A6E4 EXPRESSION TAG SEQADV 1K97 HIS A 451 UNP P0A6E4 EXPRESSION TAG SEQADV 1K97 HIS A 452 UNP P0A6E4 EXPRESSION TAG SEQADV 1K97 HIS A 453 UNP P0A6E4 EXPRESSION TAG SEQADV 1K97 HIS A 454 UNP P0A6E4 EXPRESSION TAG SEQADV 1K97 HIS A 455 UNP P0A6E4 EXPRESSION TAG SEQRES 1 A 455 THR THR ILE LEU LYS HIS LEU PRO VAL GLY GLN ARG ILE SEQRES 2 A 455 GLY ILE ALA PHE SER GLY GLY LEU ASP THR SER ALA ALA SEQRES 3 A 455 LEU LEU TRP MET ARG GLN LYS GLY ALA VAL PRO TYR ALA SEQRES 4 A 455 TYR THR ALA ASN LEU GLY GLN PRO ASP GLU GLU ASP TYR SEQRES 5 A 455 ASP ALA ILE PRO ARG ARG ALA MET GLU TYR GLY ALA GLU SEQRES 6 A 455 ASN ALA ARG LEU ILE ASP CYS ARG LYS GLN LEU VAL ALA SEQRES 7 A 455 GLU GLY ILE ALA ALA ILE GLN CYS GLY ALA PHE HIS ASN SEQRES 8 A 455 THR THR GLY GLY LEU THR TYR PHE ASN THR THR PRO LEU SEQRES 9 A 455 GLY ARG ALA VAL THR GLY THR MET LEU VAL ALA ALA MET SEQRES 10 A 455 LYS GLU ASP GLY VAL ASN ILE TRP GLY ASP GLY SER THR SEQRES 11 A 455 TYR LYS GLY ASN ASP ILE GLU ARG PHE TYR ARG TYR GLY SEQRES 12 A 455 LEU LEU THR ASN ALA GLU LEU GLN ILE TYR LYS PRO TRP SEQRES 13 A 455 LEU ASP THR ASP PHE ILE ASP GLU LEU GLY GLY ARG HIS SEQRES 14 A 455 GLU MET SER GLU PHE MET ILE ALA CYS GLY PHE ASP TYR SEQRES 15 A 455 LYS MET SER VAL GLU LYS ALA TYR SER THR ASP SER ASN SEQRES 16 A 455 MET LEU GLY ALA THR HIS GLU ALA LYS ASP LEU GLU TYR SEQRES 17 A 455 LEU ASN SER SER VAL LYS ILE VAL ASN PRO ILE MET GLY SEQRES 18 A 455 VAL LYS PHE TRP ASP GLU SER VAL LYS ILE PRO ALA GLU SEQRES 19 A 455 GLU VAL THR VAL ARG PHE GLU GLN GLY HIS PRO VAL ALA SEQRES 20 A 455 LEU ASN GLY LYS THR PHE SER ASP ASP VAL GLU MET MET SEQRES 21 A 455 LEU GLU ALA ASN ARG ILE GLY GLY ARG HIS GLY LEU GLY SEQRES 22 A 455 MET SER ASP GLN ILE GLU ASN ARG ILE ILE GLU ALA LYS SEQRES 23 A 455 SER ARG GLY ILE TYR GLU ALA PRO GLY MET ALA LEU LEU SEQRES 24 A 455 HIS ILE ALA TYR GLU ARG LEU LEU THR GLY ILE HIS ASN SEQRES 25 A 455 GLU ASP THR ILE GLU GLN TYR HIS ALA HIS GLY ARG GLN SEQRES 26 A 455 LEU GLY ARG LEU LEU TYR GLN GLY ARG TRP PHE ASP SER SEQRES 27 A 455 GLN ALA LEU MET LEU ARG ASP SER LEU GLN ARG TRP VAL SEQRES 28 A 455 ALA SER GLN ILE THR GLY GLU VAL THR LEU GLU LEU ARG SEQRES 29 A 455 ARG GLY ASN ASP TYR SER ILE LEU ASN THR VAL SER GLU SEQRES 30 A 455 ASN LEU THR TYR LYS PRO GLU ARG LEU THR MET GLU LYS SEQRES 31 A 455 GLY ASP SER VAL PHE SER PRO ASP ASP ARG ILE GLY GLN SEQRES 32 A 455 LEU THR MET ARG ASN LEU ASP ILE THR ASP THR ARG GLU SEQRES 33 A 455 LYS LEU PHE GLY TYR ALA LYS THR GLY LEU LEU SER SER SEQRES 34 A 455 SER ALA ALA SER GLY VAL PRO GLN VAL GLU ASN LEU GLU SEQRES 35 A 455 ASN LYS GLY GLN SER VAL GLU HIS HIS HIS HIS HIS HIS HET ASP A 501 9 HET CIR A 502 12 HETNAM ASP ASPARTIC ACID HETNAM CIR CITRULLINE FORMUL 2 ASP C4 H7 N O4 FORMUL 3 CIR C6 H13 N3 O3 FORMUL 4 HOH *331(H2 O) HELIX 1 1 GLY A 20 LYS A 33 1 14 HELIX 2 2 ASP A 53 TYR A 62 1 10 HELIX 3 3 CYS A 72 GLY A 87 1 16 HELIX 4 4 ASN A 100 ASP A 120 1 21 HELIX 5 5 ASN A 134 ASN A 147 1 14 HELIX 6 6 LYS A 154 LEU A 157 5 4 HELIX 7 7 ASP A 158 LEU A 165 1 8 HELIX 8 8 GLY A 167 CYS A 178 1 12 HELIX 9 9 LYS A 204 TYR A 208 5 5 HELIX 10 10 SER A 212 VAL A 216 5 5 HELIX 11 11 ASP A 255 ARG A 269 1 15 HELIX 12 12 ALA A 293 HIS A 311 1 19 HELIX 13 13 ASN A 312 GLN A 332 1 21 HELIX 14 14 ASP A 337 VAL A 351 1 15 HELIX 15 15 ALA A 352 ILE A 355 5 4 HELIX 16 16 SER A 396 MET A 406 1 11 HELIX 17 17 ARG A 407 THR A 424 1 18 SHEET 1 A 5 ASN A 66 ASP A 71 0 SHEET 2 A 5 VAL A 36 ASN A 43 1 N ASN A 43 O ILE A 70 SHEET 3 A 5 ARG A 12 ALA A 16 1 N ILE A 13 O TYR A 38 SHEET 4 A 5 ILE A 124 GLY A 126 1 O ILE A 124 N GLY A 14 SHEET 5 A 5 GLN A 151 ILE A 152 1 O GLN A 151 N TRP A 125 SHEET 1 B 2 THR A 92 THR A 93 0 SHEET 2 B 2 LEU A 96 THR A 97 -1 O LEU A 96 N THR A 93 SHEET 1 C 4 SER A 191 SER A 194 0 SHEET 2 C 4 ALA A 199 GLU A 202 -1 O GLU A 202 N SER A 191 SHEET 3 C 4 LYS A 286 GLU A 292 -1 O ILE A 290 N HIS A 201 SHEET 4 C 4 SER A 275 ASN A 280 -1 N GLU A 279 O SER A 287 SHEET 1 D 4 HIS A 244 LEU A 248 0 SHEET 2 D 4 GLU A 234 GLU A 241 -1 N ARG A 239 O ALA A 247 SHEET 3 D 4 GLY A 357 LEU A 363 -1 O LEU A 363 N GLU A 234 SHEET 4 D 4 TYR A 369 VAL A 375 -1 O LEU A 372 N THR A 360 SHEET 1 E 2 LEU A 427 SER A 429 0 SHEET 2 E 2 GLN A 437 VAL A 438 -1 O GLN A 437 N SER A 429 SITE 1 AC1 10 SER A 129 THR A 130 GLY A 133 ASN A 134 SITE 2 AC1 10 ASP A 135 GLU A 202 CIR A 502 HOH A 561 SITE 3 AC1 10 HOH A 573 HOH A 717 SITE 1 AC2 16 TYR A 98 THR A 102 PRO A 103 ASN A 134 SITE 2 AC2 16 ARG A 138 SER A 191 THR A 192 ASP A 193 SITE 3 AC2 16 THR A 200 GLU A 202 GLU A 279 TYR A 291 SITE 4 AC2 16 TYR A 331 ASP A 501 HOH A 573 HOH A 646 CRYST1 77.996 105.336 127.360 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 0.012821 0.000000 0.000000 0.00000 SCALE2 0.000000 0.009493 0.000000 0.00000 SCALE3 0.000000 0.000000 0.007852 0.00000