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(-) Description

Title :  CRYSTAL STRUCTURE ANALYSIS OF THE SITE SPECIFIC MUTANT (Q253C) OF BOVINE CARBONIC ANHYDRASE II
 
Authors :  R. Saito, T. Sato, A. Ikai, N. Tanaka
Date :  26 Jan 04  (Deposition) - 10 Feb 04  (Release) - 24 Feb 09  (Revision)
Method :  X-RAY DIFFRACTION
Resolution :  2.95
Chains :  Asym./Biol. Unit :  C
Keywords :  Beta Sheet, Zinc Metalloenzyme, Lyase (Keyword Search: [Gene Ontology, PubMed, Web (Google))
 
Reference :  R. Saito, T. Sato, A. Ikai, N. Tanaka
Crystal Structure Analysis Of The Site Specific Mutant (Q253C) Of Bovine Carbonic Anhydrase Ii
To Be Published
PubMed: search
(for further references see the PDB file header)

(-) Compounds

Molecule 1 - CARBONIC ANHYDRASE II
    CellERYTHROCYTES
    ChainsC
    EC Number4.2.1.1
    EngineeredYES
    Expression SystemESCHERICHIA COLI
    Expression System PlasmidPRSETB
    Expression System StrainBL21(DE3)PRSETB
    Expression System Taxid562
    Expression System Vector TypePLASMID
    MutationYES
    Organism CommonCATTLE
    Organism ScientificBOS TAURUS
    Organism Taxid9913
    SynonymCARBONATE DEHYDRATASE II, CA-II

 Structural Features

(-) Chains, Units

  1
Asymmetric/Biological Unit C

Summary Information (see also Sequences/Alignments below)

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

Asymmetric/Biological Unit (1, 1)
No.NameCountTypeFull Name
1ZN1Ligand/IonZINC ION

(-) Sites  (1, 1)

Asymmetric Unit (1, 1)
No.NameEvidenceResiduesDescription
1AC1SOFTWAREHIS C:95 , HIS C:97 , HIS C:120 , THR C:199BINDING SITE FOR RESIDUE ZN C 262

(-) SS Bonds  (0, 0)

(no "SS Bond" information available for 1V9I)

(-) Cis Peptide Bonds  (3, 3)

Asymmetric/Biological Unit
No.Residues
1Ser C:30 -Pro C:31
2Pro C:201 -Pro C:202
3Phe C:259 -Pro C:260

 Sequence-Structure Mapping

(-) SAPs(SNPs)/Variants  (1, 1)

Asymmetric/Biological Unit (1, 1)
  dbSNPPDB
No.SourceVariant IDVariantUniProt IDStatusIDChainVariant
1UniProtVAR_CAH2_BOVIN_001 *R57QCAH2_BOVIN  ---  ---CR58Q
   * ID not provided by source

  SNP/SAP Summary Statistics (UniProtKB/Swiss-Prot)

(-) PROSITE Motifs  (2, 2)

Asymmetric/Biological Unit (2, 2)
 PROSITEUniProtKBPDB
No.IDACDescriptionIDLocationCountLocation
1ALPHA_CA_2PS51144 Alpha-carbonic anhydrases profile.CAH2_BOVIN3-259  1C:4-260
2ALPHA_CA_1PS00162 Alpha-carbonic anhydrases signature.CAH2_BOVIN105-121  1C:106-122

(-) Exons   (0, 0)

(no "Exon" information available for 1V9I)

(-) 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 C from PDB  Type:PROTEIN  Length:261
 aligned with CAH2_BOVIN | P00921 from UniProtKB/Swiss-Prot  Length:260

    Alignment length:261
                             1                                                                                                                                                                                                                                                                   
                             |       9        19        29        39        49        59        69        79        89        99       109       119       129       139       149       159       169       179       189       199       209       219       229       239       249       259 
           CAH2_BOVIN     - -MSHHWGYGKHNGPEHWHKDFPIANGERQSPVDIDTKAVVQDPALKPLALVYGEATSRRMVNNGHSFNVEYDDSQDKAVLKDGPLTGTYRLVQFHFHWGSSDDQGSEHTVDRKKYAAELHLVHWNTKYGDFGTAAQQPDGLAVVGVFLKVGDANPALQKVLDALDSIKTKGKSTDFPNFDPGSLLPNVLDYWTYPGSLTTPPLLESVTWIVLKEPISVSSQQMLKFRTLNFNAEGEPELLMLANWRPAQPLKNRQVRGFPK 260
               SCOP domains d1v9ic_ C: Carbonic anhydrase                                                                                                                                                                                                                                         SCOP domains
               CATH domains 1v9iC00 C:1-261 Carbonic Anhydrase II                                                                                                                                                                                                                                 CATH domains
               Pfam domains -----Carb_anhydrase-1v9iC01 C:6-259                                                                                                                                                                                                                                -- Pfam domains
         Sec.struct. author ....................hhhhhh......eehhhhhee......ee.......eeeeee....eeeee.......eeee......eeeeeeee............ee.......eeeeeeee.hhhhhhhhh.....eeeeeeeeee....hhhhhhhhhhhhhh....eee....hhhhhh.....eeeeee..........eeeeee...eeehhhhhhhhhhh...........................eee.. Sec.struct. author
                 SAPs(SNPs) ---------------------------------------------------------Q----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                PROSITE (1) ---ALPHA_CA_2  PDB: C:4-260 UniProt: 3-259                                                                                                                                                                                                                          - PROSITE (1)
                PROSITE (2) ---------------------------------------------------------------------------------------------------------ALPHA_CA_1       ------------------------------------------------------------------------------------------------------------------------------------------- PROSITE (2)
                 Transcript --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 1v9i C   1 RCSHHWGYGKHNGPEHWHKDFPIANGERQSPVDIDTKAVVQDPALKPLALVYGEATSRRMVNNGHSFNVEYDDSQDKAVLKDGPLTGTYRLVQFHFHWGSSDDQGSEHTVDRKKYAAELHLVHWNTKYGDFGTAAQQPDGLAVVGVFLKVGDANPALQKVLDALDSIKTKGKSTDFPNFDPGSLLPNVLDYWTYPGSLTTPPLLESVTWIVLKEPISVSSQQMLKFRTLNFNAEGEPELLMLANWRPAQPLKNRCVRGFPK 261
                                    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 

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  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, 1)

Asymmetric/Biological Unit

(-) CATH Domains  (1, 1)

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

(-) Pfam Domains  (1, 1)

Asymmetric/Biological Unit

(-) Gene Ontology  (11, 11)

Asymmetric/Biological Unit(hide GO term definitions)
Chain C   (CAH2_BOVIN | P00921)
molecular function
    GO:0004089    carbonate dehydratase activity    Catalysis of the reaction: H2CO3 = CO2 + H2O.
    GO:0016829    lyase activity    Catalysis of the cleavage of C-C, C-O, C-N and other bonds by other means than by hydrolysis or oxidation, or conversely adding a group to a double bond. They differ from other enzymes in that two substrates are involved in one reaction direction, but only one in the other direction. When acting on the single substrate, a molecule is eliminated and this generates either a new double bond or a new ring.
    GO:0046872    metal ion binding    Interacting selectively and non-covalently with any metal ion.
    GO:0008270    zinc ion binding    Interacting selectively and non-covalently with zinc (Zn) ions.
biological process
    GO:0038166    angiotensin-activated signaling pathway    The series of molecular signals generated as a consequence of angiotensin II binding to an angiotensin receptor on the surface of the cell, and proceeding with the activated receptor transmitting the signal to a heterotrimeric G-protein complex to initiate a change in cell activity. Ends with regulation of a downstream cellular process, e.g. transcription.
    GO:0006730    one-carbon metabolic process    The chemical reactions and pathways involving the transfer of one-carbon units in various oxidation states.
    GO:2001150    positive regulation of dipeptide transmembrane transport    Any process that activates or increases the frequency, rate or extent of dipeptide transmembrane transport.
    GO:0044070    regulation of anion transport    Any process that modulates the frequency, rate or extent of the directed movement of anions, atoms or small molecules with a net negative charge into, out of or within a cell, or between cells, by means of some agent such as a transporter or pore.
    GO:0051453    regulation of intracellular pH    Any process that modulates the internal pH of a cell, measured by the concentration of the hydrogen ion.
cellular component
    GO:0005737    cytoplasm    All of the contents of a cell excluding the plasma membrane and nucleus, but including other subcellular structures.
    GO:0005886    plasma membrane    The membrane surrounding a cell that separates the cell from its external environment. It consists of a phospholipid bilayer and associated proteins.

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 Related Entries

(-) Entries Sharing at Least One Protein Chain (UniProt ID)

UniProtKB/Swiss-Prot
        CAH2_BOVIN | P009211g6v 1v9e 4cnr 4cnv 4cnw 4cnx 5a25 5ezt

(-) Related Entries Specified in the PDB File

1v9e THE SAME PROTEIN, WILD TYPE