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(-) Description

Title :  ACETYLGLUTAMATE KINASE FROM THERMOTOGA MARITIMA COMPLEXED WITH ITS INHIBITOR ARGININE
 
Authors :  F. Gil-Ortiz, M. L. Fernandez-Murga, I. Fita, V. Rubio
Date :  08 Jun 05  (Deposition) - 13 Dec 05  (Release) - 24 Feb 09  (Revision)
Method :  X-RAY DIFFRACTION
Resolution :  2.75
Chains :  Asym. Unit :  A,B,C
Biol. Unit 1:  A,B,C  (2x)
Keywords :  N-Acetyl-L-Glutamate Kinase, Amino Acid Kinase, Phosphoryl Group Transfer, Arginine Metabolism, Transferase, Arginine Biosynthesis, Amino-Acid Biosynthesis, Kinase (Keyword Search: [Gene Ontology, PubMed, Web (Google))
 
Reference :  S. Ramon-Maiques, M. L. Fernandez-Murga, F. Gil-Ortiz, A. Vagin, I. Fita, V. Rubio
Structural Bases Of Feed-Back Control Of Arginine Biosynthesis, Revealed By The Structure Of Two Hexameric N-Acetylglutamate Kinases, From Thermotoga Maritima And Pseudomonas Aeruginosa
J. Mol. Biol. V. 356 695 2006
PubMed-ID: 16376937  |  Reference-DOI: 10.1016/J.JMB.2005.11.079

(-) Compounds

Molecule 1 - ACETYLGLUTAMATE KINASE
    ChainsA, B, C
    EC Number2.7.2.8
    EngineeredYES
    Expression SystemESCHERICHIA COLI
    Expression System PlasmidPNAGK-TM16
    Expression System StrainBL21(DE3)
    Expression System Taxid469008
    Expression System VectorPET-22B
    Organism ScientificTHERMOTOGA MARITIMA
    Organism Taxid2336
    SynonymNAG KINASE, AGK, N-ACETYL-L-GLUTAMATE 5-PHOSPHOTRANSFERASE

 Structural Features

(-) Chains, Units

  123
Asymmetric Unit ABC
Biological Unit 1 (2x)ABC

Summary Information (see also Sequences/Alignments below)

(-) Ligands, Modified Residues, Ions  (3, 7)

Asymmetric Unit (3, 7)
No.NameCountTypeFull Name
1ARG3Mod. Amino AcidARGININE
2K1Ligand/IonPOTASSIUM ION
3NLG3Ligand/IonN-ACETYL-L-GLUTAMATE
Biological Unit 1 (2, 12)
No.NameCountTypeFull Name
1ARG6Mod. Amino AcidARGININE
2K-1Ligand/IonPOTASSIUM ION
3NLG6Ligand/IonN-ACETYL-L-GLUTAMATE

(-) Sites  (7, 7)

Asymmetric Unit (7, 7)
No.NameEvidenceResiduesDescription
1AC1SOFTWAREASP A:160BINDING SITE FOR RESIDUE K A1285
2AC2SOFTWARETYR A:15 , PHE A:19 , LYS A:196 , SER A:214 , GLU A:266 , ILE A:267 , SER A:269 , ARG A:270 , LYS A:271 , GLY A:274 , MET A:276 , HOH A:2015BINDING SITE FOR RESIDUE ARG A1283
3AC3SOFTWARETYR B:15 , PHE B:19 , LYS B:196 , SER B:214 , THR B:215 , GLU B:266 , ILE B:267 , SER B:269 , ARG B:270 , LYS B:271 , GLY B:274 , MET B:276 , HOH B:2015BINDING SITE FOR RESIDUE ARG B1283
4AC4SOFTWAREPHE C:19 , LYS C:196 , SER C:214 , THR C:215 , GLU C:266 , ILE C:267 , SER C:269 , ARG C:270 , LYS C:271 , GLY C:272 , GLY C:274 , MET C:276BINDING SITE FOR RESIDUE ARG C1283
5AC5SOFTWARELYS A:27 , GLY A:29 , GLY A:30 , GLY A:61 , GLY A:62 , ASN A:180 , ASP A:182BINDING SITE FOR RESIDUE NLG A1284
6AC6SOFTWARELYS B:27 , GLY B:29 , GLY B:30 , GLY B:61 , ASN B:180 , ASP B:182BINDING SITE FOR RESIDUE NLG B1284
7AC7SOFTWARELYS C:27 , GLY C:30 , GLY C:61 , GLY C:62 , GLY C:63 , ILE C:179 , ASN C:180BINDING SITE FOR RESIDUE NLG C1284

(-) SS Bonds  (0, 0)

(no "SS Bond" information available for 2BTY)

(-) Cis Peptide Bonds  (0, 0)

(no "Cis Peptide Bond" information available for 2BTY)

 Sequence-Structure Mapping

(-) SAPs(SNPs)/Variants  (0, 0)

(no "SAP(SNP)/Variant" information available for 2BTY)

(-) PROSITE Motifs  (0, 0)

(no "PROSITE Motif" information available for 2BTY)

(-) Exons   (0, 0)

(no "Exon" information available for 2BTY)

(-) Sequences/Alignments

Asymmetric Unit
   Reformat: Number of residues per line =  ('0' or empty: single-line sequence representation)
  Number of residues per labelling interval =   
  UniProt sequence: complete  aligned part    
   Show mapping: SCOP domains CATH domains Pfam domains Secondary structure (by author)
SAPs(SNPs) PROSITE motifs Exons
(details for a mapped element are shown in a popup box when the mouse pointer rests over it)
Chain A from PDB  Type:PROTEIN  Length:283
 aligned with ARGB_THEMA | Q9X2A4 from UniProtKB/Swiss-Prot  Length:282

    Alignment length:283
                                                                                                                                                                                                                                                                                                                   282 
                                    10        20        30        40        50        60        70        80        90       100       110       120       130       140       150       160       170       180       190       200       210       220       230       240       250       260       270       280 | 
          ARGB_THEMA      1 MRIDTVNVLLEALPYIKEFYGKTFVIKFGGSAMKQENAKKAFIQDIILLKYTGIKPIIVHGGGPAISQMMKDLGIEPVFKNGHRVTDEKTMEIVEMVLVGKINKEIVMNLNLHGGRAVGICGKDSKLIVAEKETKHGDIGYVGKVKKVNPEILHALIENDYIPVIAPVGIGEDGHSYNINADTAAAEIAKSLMAEKLILLTDVDGVLKDGKLISTLTPDEAEELIRDGTVTGGMIPKVECAVSAVRGGVGAVHIINGGLEHAILLEIFSRKGIGTMIKELEG-    -
               SCOP domains d2btya1 A:1-282 N-acetyl-l-glutamate kinase                                                                                                                                                                                                                                               - SCOP domains
               CATH domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- CATH domains
               Pfam domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author .hhhhhhhhhhhhhhhhhh..eeeeeee......hhhhhhhhhhhhhhhhh..eeeeeee..hhhhhhhhhhh.............hhhhhhhhhhhhhhhhhhhhhhhhhh...eeeee......eeeeee.........eeeeeee.hhhhhhhhhh.eeeeeeeeee....eeee.hhhhhhhhhhhhh..eeeeeee....ee...ee.eeehhhhhhhhhhh.....hhhhhhhhhhhhhhh..eeeeeee....hhhhhhhh.....eeee...... Sec.struct. author
                 SAPs(SNPs) ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                2bty A    1 MRIDTVNVLLEALPYIKEFYGKTFVIKFGGSAMKQENAKKAFIQDIILLKYTGIKPIIVHGGGPAISQMMKDLGIEPVFKNGHRVTDEKTMEIVEMVLVGKINKEIVMNLNLHGGRAVGICGKDSKLIVAEKETKHGDIGYVGKVKKVNPEILHALIENDYIPVIAPVGIGEDGHSYNINADTAAAEIAKSLMAEKLILLTDVDGVLKDGKLISTLTPDEAEELIRDGTVTGGMIPKVECAVSAVRGGVGAVHIINGGLEHAILLEIFSRKGIGTMIKELEGR 1283
                                    10        20        30        40        50        60        70        80        90       100       110       120       130       140       150       160       170       180       190       200       210       220       230       240       250       260       270       280 ||
                                                                                                                                                                                                                                                                                                                   282|
                                                                                                                                                                                                                                                                                                                   1283

Chain B from PDB  Type:PROTEIN  Length:283
 aligned with ARGB_THEMA | Q9X2A4 from UniProtKB/Swiss-Prot  Length:282

    Alignment length:283
                                                                                                                                                                                                                                                                                                                   282 
                                    10        20        30        40        50        60        70        80        90       100       110       120       130       140       150       160       170       180       190       200       210       220       230       240       250       260       270       280 | 
          ARGB_THEMA      1 MRIDTVNVLLEALPYIKEFYGKTFVIKFGGSAMKQENAKKAFIQDIILLKYTGIKPIIVHGGGPAISQMMKDLGIEPVFKNGHRVTDEKTMEIVEMVLVGKINKEIVMNLNLHGGRAVGICGKDSKLIVAEKETKHGDIGYVGKVKKVNPEILHALIENDYIPVIAPVGIGEDGHSYNINADTAAAEIAKSLMAEKLILLTDVDGVLKDGKLISTLTPDEAEELIRDGTVTGGMIPKVECAVSAVRGGVGAVHIINGGLEHAILLEIFSRKGIGTMIKELEG-    -
               SCOP domains d2btyb_ B: automated matches                                                                                                                                                                                                                                                                SCOP domains
               CATH domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- CATH domains
               Pfam domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author .hhhhhhhhhhhhhhhhhh..eeeeeee......hhhhhhhhhhhhhhhhh..eeeeeee..hhhhhhhhhhh.............hhhhhhhhhhhhhhhhhhhhhhhhhh...eeeee......eeeeee.........eeeeeee.hhhhhhhhhh.eeeeeeeeee....eeee.hhhhhhhhhhhhh..eeeeeee....ee...ee.eeehhhhhhhhhhh.....hhhhhhhhhhhhhhh..eeeeeee....hhhhhhhh.....eeee...... Sec.struct. author
                 SAPs(SNPs) ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                2bty B    1 MRIDTVNVLLEALPYIKEFYGKTFVIKFGGSAMKQENAKKAFIQDIILLKYTGIKPIIVHGGGPAISQMMKDLGIEPVFKNGHRVTDEKTMEIVEMVLVGKINKEIVMNLNLHGGRAVGICGKDSKLIVAEKETKHGDIGYVGKVKKVNPEILHALIENDYIPVIAPVGIGEDGHSYNINADTAAAEIAKSLMAEKLILLTDVDGVLKDGKLISTLTPDEAEELIRDGTVTGGMIPKVECAVSAVRGGVGAVHIINGGLEHAILLEIFSRKGIGTMIKELEGR 1283
                                    10        20        30        40        50        60        70        80        90       100       110       120       130       140       150       160       170       180       190       200       210       220       230       240       250       260       270       280 ||
                                                                                                                                                                                                                                                                                                                   282|
                                                                                                                                                                                                                                                                                                                   1283

Chain C from PDB  Type:PROTEIN  Length:283
 aligned with ARGB_THEMA | Q9X2A4 from UniProtKB/Swiss-Prot  Length:282

    Alignment length:283
                                                                                                                                                                                                                                                                                                                   282 
                                    10        20        30        40        50        60        70        80        90       100       110       120       130       140       150       160       170       180       190       200       210       220       230       240       250       260       270       280 | 
          ARGB_THEMA      1 MRIDTVNVLLEALPYIKEFYGKTFVIKFGGSAMKQENAKKAFIQDIILLKYTGIKPIIVHGGGPAISQMMKDLGIEPVFKNGHRVTDEKTMEIVEMVLVGKINKEIVMNLNLHGGRAVGICGKDSKLIVAEKETKHGDIGYVGKVKKVNPEILHALIENDYIPVIAPVGIGEDGHSYNINADTAAAEIAKSLMAEKLILLTDVDGVLKDGKLISTLTPDEAEELIRDGTVTGGMIPKVECAVSAVRGGVGAVHIINGGLEHAILLEIFSRKGIGTMIKELEG-    -
               SCOP domains d2btyc_ C: automated matches                                                                                                                                                                                                                                                                SCOP domains
               CATH domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- CATH domains
               Pfam domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author .hhhhhhhhhhhhhhhhhh..eeeeeee......hhhhhhhhhhhhhhhhh..eeeeeee..hhhhhhhhhhh.............hhhhhhhhhhhhhhhhhhhhhhhhhh...eeeee......eeeeee.........eeeeeee.hhhhhhhhhh.eeeeeeeeee....eeee.hhhhhhhhhhhhh..eeeeeee....ee...ee.eeehhhhhhhhhhh.....hhhhhhhhhhhhhhh..eeeeeee....hhhhhhhh.....eeee...... Sec.struct. author
                 SAPs(SNPs) ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                2bty C    1 MRIDTVNVLLEALPYIKEFYGKTFVIKFGGSAMKQENAKKAFIQDIILLKYTGIKPIIVHGGGPAISQMMKDLGIEPVFKNGHRVTDEKTMEIVEMVLVGKINKEIVMNLNLHGGRAVGICGKDSKLIVAEKETKHGDIGYVGKVKKVNPEILHALIENDYIPVIAPVGIGEDGHSYNINADTAAAEIAKSLMAEKLILLTDVDGVLKDGKLISTLTPDEAEELIRDGTVTGGMIPKVECAVSAVRGGVGAVHIINGGLEHAILLEIFSRKGIGTMIKELEGR 1283
                                    10        20        30        40        50        60        70        80        90       100       110       120       130       140       150       160       170       180       190       200       210       220       230       240       250       260       270       280 ||
                                                                                                                                                                                                                                                                                                                   282|
                                                                                                                                                                                                                                                                                                                   1283

   Legend:   → Mismatch (orange background)
  - → Gap (green background, '-', border residues have a numbering label)
    → Modified Residue (blue background, lower-case, 'x' indicates undefined single-letter code, labelled with number + name)
  x → Chemical Group (purple background, 'x', labelled with number + name, e.g. ACE or NH2)
  extra numbering lines below/above indicate numbering irregularities and modified residue names etc., number ends below/above '|'

 Classification and Annotation

(-) SCOP Domains  (2, 3)

Asymmetric Unit

(-) CATH Domains  (0, 0)

(no "CATH Domain" information available for 2BTY)

(-) Pfam Domains  (0, 0)

(no "Pfam Domain" information available for 2BTY)

(-) Gene Ontology  (13, 13)

Asymmetric Unit(hide GO term definitions)
Chain A,B,C   (ARGB_THEMA | Q9X2A4)
molecular function
    GO:0005524    ATP binding    Interacting selectively and non-covalently with ATP, adenosine 5'-triphosphate, a universally important coenzyme and enzyme regulator.
    GO:0003991    acetylglutamate kinase activity    Catalysis of the reaction: ATP + N-acetyl-L-glutamate = ADP + N-acetyl-L-glutamate-5-phosphate.
    GO:0034618    arginine binding    Interacting selectively and non-covalently with 2-amino-5-(carbamimidamido)pentanoic acid.
    GO:0003824    catalytic activity    Catalysis of a biochemical reaction at physiological temperatures. In biologically catalyzed reactions, the reactants are known as substrates, and the catalysts are naturally occurring macromolecular substances known as enzymes. Enzymes possess specific binding sites for substrates, and are usually composed wholly or largely of protein, but RNA that has catalytic activity (ribozyme) is often also regarded as enzymatic.
    GO:0016301    kinase activity    Catalysis of the transfer of a phosphate group, usually from ATP, to a substrate molecule.
    GO:0000166    nucleotide binding    Interacting selectively and non-covalently with a nucleotide, any compound consisting of a nucleoside that is esterified with (ortho)phosphate or an oligophosphate at any hydroxyl group on the ribose or deoxyribose.
    GO:0016740    transferase activity    Catalysis of the transfer of a group, e.g. a methyl group, glycosyl group, acyl group, phosphorus-containing, or other groups, from one compound (generally regarded as the donor) to another compound (generally regarded as the acceptor). Transferase is the systematic name for any enzyme of EC class 2.
biological process
    GO:0006526    arginine biosynthetic process    The chemical reactions and pathways resulting in the formation of arginine, 2-amino-5-(carbamimidamido)pentanoic acid.
    GO:0008652    cellular amino acid biosynthetic process    The chemical reactions and pathways resulting in the formation of amino acids, organic acids containing one or more amino substituents.
    GO:0008152    metabolic process    The chemical reactions and pathways, including anabolism and catabolism, by which living organisms transform chemical substances. Metabolic processes typically transform small molecules, but also include macromolecular processes such as DNA repair and replication, and protein synthesis and degradation.
    GO:0016310    phosphorylation    The process of introducing a phosphate group into a molecule, usually with the formation of a phosphoric ester, a phosphoric anhydride or a phosphoric amide.
    GO:0006561    proline biosynthetic process    The chemical reactions and pathways resulting in the formation of proline (pyrrolidine-2-carboxylic acid), a chiral, cyclic, nonessential alpha-amino acid found in peptide linkage in proteins.
cellular component
    GO:0005737    cytoplasm    All of the contents of a cell excluding the plasma membrane and nucleus, but including other subcellular structures.

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