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(-) Description

Title :  ASPARAGINE SYNTHETASE MUTANT C51A, C315A COMPLEXED WITH L-ASPARAGINE
 
Authors :  T. Nakatsu, H. Kato, J. Oda
Date :  02 Dec 97  (Deposition) - 30 Dec 98  (Release) - 24 Feb 09  (Revision)
Method :  X-RAY DIFFRACTION
Resolution :  2.50
Chains :  Asym./Biol. Unit :  A,B
Keywords :  Ligase, Asparagine Synthetase, Nitrogen Fixation (Keyword Search: [Gene Ontology, PubMed, Web (Google)] )
 
Reference :  T. Nakatsu, H. Kato, J. Oda
Crystal Structure Of Asparagine Synthetase Reveals A Close Evolutionary Relationship To Class Ii Aminoacyl-Trna Synthetase.
Nat. Struct. Biol. V. 5 15 1998
PubMed-ID: 9437423  |  Reference-DOI: 10.1038/NSB0198-15
(for further references see the PDB file header)

(-) Compounds

Molecule 1 - ASPARAGINE SYNTHETASE
    Chains: A, B
    EC Number: 6.3.1.1
    Engineered: YES
    Expression System: ESCHERICHIA COLI
    Expression System Gene: ASNA
    Expression System Plasmid: PUNAD37 CYS-FREE
    Expression System Strain: JM109
    Expression System Taxid: 562
    Expression System Vector: PUC18
    Gene: ASNA
    Mutation: YES
    Organism Scientific: ESCHERICHIA COLI K12
    Organism Taxid: 83333
    Strain: K-12

 Structural Features

(-) Chains, Units

  12
Asymmetric/Biological Unit : AB

Summary Information (see also Sequences/Alignments below)

(-) Ligands, Modified Residues, Ions  (1, 2)

Asymmetric/Biological Unit (1, 2)
No.NameCountTypeFull Name
1ASN2Mod. Amino AcidASPARAGINE

(-) Sites  (2, 2)

Asymmetric Unit (2, 2)
No.NameEvidenceResiduesDescription
1AC1SOFTWAREASP A:46 , SER A:72 , ALA A:74 , LYS A:77 , ARG A:100 , GLN A:116 , ASP A:118 , TYR A:218 , SER A:251 , ARG A:255BINDING SITE FOR RESIDUE ASN A 331
2AC2SOFTWAREASP B:46 , SER B:72 , LYS B:77 , ASP B:118 , TYR B:218 , SER B:251 , ARG B:255 , GLY B:293BINDING SITE FOR RESIDUE ASN B 331

(-) SS Bonds  (0, 0)

(no "SS Bond" information available for 11AS)

(-) Cis Peptide Bonds  (0, 0)

(no "Cis Peptide Bond" information available for 11AS)

 Sequence-Structure Mapping

(-) SAPs(SNPs)/Variants  (0, 0)

(no "SAP(SNP)/Variant" information available for 11AS)

(-) PROSITE Motifs  (0, 0)

(no "PROSITE Motif" information available for 11AS)

(-) Exons   (0, 0)

(no "Exon" information available for 11AS)

(-) Sequences/Alignments

Asymmetric/Biological 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:328
 aligned with ASNA_ECOLI | P00963 from UniProtKB/Swiss-Prot  Length:330

    Alignment length:328
                                                                                                                                                                                                                                                                                                                                                                330 
                                    13        23        33        43        53        63        73        83        93       103       113       123       133       143       153       163       173       183       193       203       213       223       233       243       253       263       273       283       293       303       313       323      | 
           ASNA_ECOLI     4 AYIAKQRQISFVKSHFSRQLEERLGLIEVQAPILSRVGDGTQDNLSGCEKAVQVKVKALPDAQFEVVHSLAKWKRQTLGQHDFSAGEGLYTHMKALRPDEDRLSPLHSVYVDQWDWERVMGDGERQFSTLKSTVEAIWAGIKATEAAVSEEFGLAPFLPDQIHFVHSQELLSRYPDLDAKGRERAIAKDLGAVFLVGIGGKLSDGHRHDVRAPDYDDWSTPSELGHAGLNGDILVWNPVLEDAFELSSMGIRVDADTLKHQLALTGDEDRLELEWHQALLRGEMPQTIGGGIGQSRLTMLLLQLPHIGQVQCGVWPAAVRESVPSLL-   -
               SCOP domains d11asa_ A: Asparagine synthetase                                                                                                                                                                                                                                                                                                         SCOP domains
               CATH domains 11asA00 A:4-330 Bira Bifunctional Protein; Domain 2                                                                                                                                                                                                                                                                                    - CATH domains
               Pfam domains ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author .hhhhhhhhhhhhhhhhhhhhhhh.eee.....eee...........................eee....hhhhhhhhhh.......eeeeeeeee.............eeeeeeeeee.......hhhhhhhhhhhhhhhhhhhhhhhhh...........eeeehhhhhhh.....hhhhhhhhhhhh.eeeee.................................eeeeeeee....eeeeeeeeee...hhhhhhhhhhh..hhhhh.hhhhhhh......eeeeeeehhhhhhhhh....hhh.......hhhhhh...... Sec.struct. author
                 SAPs(SNPs) ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 11as A   4 AYIAKQRQISFVKSHFSRQLEERLGLIEVQAPILSRVGDGTQDNLSGAEKAVQVKVKALPDAQFEVVHSLAKWKRQTLGQHDFSAGEGLYTHMKALRPDEDRLSPLHSVYVDQWDWERVMGDGERQFSTLKSTVEAIWAGIKATEAAVSEEFGLAPFLPDQIHFVHSQELLSRYPDLDAKGRERAIAKDLGAVFLVGIGGKLSDGHRHDVRAPDYDDWSTPSELGHAGLNGDILVWNPVLEDAFELSSMGIRVDADTLKHQLALTGDEDRLELEWHQALLRGEMPQTIGGGIGQSRLTMLLLQLPHIGQVQAGVWPAAVRESVPSLLN 331
                                    13        23        33        43        53        63        73        83        93       103       113       123       133       143       153       163       173       183       193       203       213       223       233       243       253       263       273       283       293       303       313       323        


Chain B from PDB  Type:PROTEIN  Length:328
 aligned with ASNA_ECOLI | P00963 from UniProtKB/Swiss-Prot  Length:330

    Alignment length:328
                                                                                                                                                                                                                                                                                                                                                                330 
                                    13        23        33        43        53        63        73        83        93       103       113       123       133       143       153       163       173       183       193       203       213       223       233       243       253       263       273       283       293       303       313       323      | 
           ASNA_ECOLI     4 AYIAKQRQISFVKSHFSRQLEERLGLIEVQAPILSRVGDGTQDNLSGCEKAVQVKVKALPDAQFEVVHSLAKWKRQTLGQHDFSAGEGLYTHMKALRPDEDRLSPLHSVYVDQWDWERVMGDGERQFSTLKSTVEAIWAGIKATEAAVSEEFGLAPFLPDQIHFVHSQELLSRYPDLDAKGRERAIAKDLGAVFLVGIGGKLSDGHRHDVRAPDYDDWSTPSELGHAGLNGDILVWNPVLEDAFELSSMGIRVDADTLKHQLALTGDEDRLELEWHQALLRGEMPQTIGGGIGQSRLTMLLLQLPHIGQVQCGVWPAAVRESVPSLL-   -
               SCOP domains d11asb_ B: Asparagine synthetase                                                                                                                                                                                                                                                                                                         SCOP domains
               CATH domains 11asB00 B:4-330 Bira Bifunctional Protein; Domain 2                                                                                                                                                                                                                                                                                    - CATH domains
               Pfam domains ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author .hhhhhhhhhhhhhhhhhhhhhh..eee.....eee...........................eee......hhhhhhhh.......eeeeeeeee.............eeeeeeeeee.......hhhhhhhhhhhhhhhhhhhhhhhhhh..........eeeehhhhhhh.....hhhhhhhhhhhh.eeeee.................................eeeeeeee....eeeeeeeeee...hhhhhhhhhhh..hhhhh.hhhhhhh......eeeeeeehhhhhhhh.....hhh.......hhhhhh...... Sec.struct. author
                 SAPs(SNPs) ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 11as B   4 AYIAKQRQISFVKSHFSRQLEERLGLIEVQAPILSRVGDGTQDNLSGAEKAVQVKVKALPDAQFEVVHSLAKWKRQTLGQHDFSAGEGLYTHMKALRPDEDRLSPLHSVYVDQWDWERVMGDGERQFSTLKSTVEAIWAGIKATEAAVSEEFGLAPFLPDQIHFVHSQELLSRYPDLDAKGRERAIAKDLGAVFLVGIGGKLSDGHRHDVRAPDYDDWSTPSELGHAGLNGDILVWNPVLEDAFELSSMGIRVDADTLKHQLALTGDEDRLELEWHQALLRGEMPQTIGGGIGQSRLTMLLLQLPHIGQVQAGVWPAAVRESVPSLLN 331
                                    13        23        33        43        53        63        73        83        93       103       113       123       133       143       153       163       173       183       193       203       213       223       233       243       253       263       273       283       293       303       313       323
   Legend:   → Mismatch (orange background)
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    → 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  (1, 2)

Asymmetric/Biological Unit
(-)
Class: Alpha and beta proteins (a+b) (23004)

(-) CATH Domains  (1, 2)

Asymmetric/Biological Unit
(-)
Class: Alpha Beta (26913)

(-) Pfam Domains  (0, 0)

(no "Pfam Domain" information available for 11AS)

(-) Gene Ontology  (12, 12)

Asymmetric/Biological Unit(hide GO term definitions)
Chain A,B   (ASNA_ECOLI | P00963)
molecular function
    GO:0005524    ATP binding    Interacting selectively and non-covalently with ATP, adenosine 5'-triphosphate, a universally important coenzyme and enzyme regulator.
    GO:0004812    aminoacyl-tRNA ligase activity    Catalysis of the formation of aminoacyl-tRNA from ATP, amino acid, and tRNA with the release of diphosphate and AMP.
    GO:0004071    aspartate-ammonia ligase activity    Catalysis of the reaction: ATP + L-aspartate + NH3 = AMP + diphosphate + L-asparagine.
    GO:0016874    ligase activity    Catalysis of the joining of two substances, or two groups within a single molecule, with the concomitant hydrolysis of the diphosphate bond in ATP or a similar triphosphate.
    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.
biological process
    GO:0070981    L-asparagine biosynthetic process    The chemical reactions and pathways resulting in the formation of asparagine, (2S)-2-amino-3-carbamoylpropanoic acid.
    GO:0006529    asparagine biosynthetic process    The chemical reactions and pathways resulting in the formation of asparagine, 2-amino-3-carbamoylpropanoic 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:0006974    cellular response to DNA damage stimulus    Any process that results in a change in state or activity of a cell (in terms of movement, secretion, enzyme production, gene expression, etc.) as a result of a stimulus indicating damage to its DNA from environmental insults or errors during metabolism.
    GO:0006418    tRNA aminoacylation for protein translation    The synthesis of aminoacyl tRNA by the formation of an ester bond between the 3'-hydroxyl group of the most 3' adenosine of the tRNA, to be used in ribosome-mediated polypeptide synthesis.
cellular component
    GO:0005737    cytoplasm    All of the contents of a cell excluding the plasma membrane and nucleus, but including other subcellular structures.
    GO:0005829    cytosol    The part of the cytoplasm that does not contain organelles but which does contain other particulate matter, such as protein complexes.

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  11as
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 Related Entries

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        ASNA_ECOLI | P00963: 12as

(-) Related Entries Specified in the PDB File

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