Difference between revisions of "Cca"

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|style="background:#ABCDEF;" align="center"|'''Immediate neighbours''' || ''[[birA]]'', ''[[bshA]]''
 
|style="background:#ABCDEF;" align="center"|'''Immediate neighbours''' || ''[[birA]]'', ''[[bshA]]''
 
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|style="background:#FAF8CC;" align="center"|'''Sequences'''||[http://bsubcyc.org/BSUB/sequence-aa?type=GENE&object=BSU22450 Protein] [http://bsubcyc.org/BSUB/sequence?type=GENE&object=BSU22450 DNA] [http://bsubcyc.org/BSUB/seq-selector?chromosome=CHROM-1&object=BSU22450 Advanced_DNA]
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|style="background:#FAF8CC;" align="center"|'''Sequences'''||[http://bsubcyc.org/BSUB/sequence-aa?type=GENE&object=BSU22450 Protein] [http://bsubcyc.org/BSUB/sequence?type=GENE&object=BSU22450 DNA] [http://bsubcyc.org/BSUB/seq-selector?chromosome=CHROM-1&object=BSU22450 DNA_with_flanks]
 
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|colspan="2" | '''Genetic context''' <br/> [[Image:cca_context.gif]]
 
|colspan="2" | '''Genetic context''' <br/> [[Image:cca_context.gif]]

Revision as of 10:33, 14 May 2013

  • Description: tRNA nucleotidyltransferase, maturation of the single-copy tRNACys, which lacks an encoded CCA 3' end

Gene name cca
Synonyms papS, ypjI
Essential yes PubMed
Product tRNA nucleotidyltransferase
Function tRNA modification
Gene expression levels in SubtiExpress: cca
MW, pI 45 kDa, 8.041
Gene length, protein length 1191 bp, 397 aa
Immediate neighbours birA, bshA
Sequences Protein DNA DNA_with_flanks
Genetic context
Cca context.gif
This image was kindly provided by SubtiList
Expression at a glance   PubMed
Cca expression.png
























Categories containing this gene/protein

translation, essential genes

This gene is a member of the following regulons

The gene

Basic information

  • Locus tag: BSU22450

Phenotypes of a mutant

essential PubMed

Database entries

  • DBTBS entry: no entry
  • SubtiList entry: [1]

Additional information

The protein

Basic information/ Evolution

  • Catalyzed reaction/ biological activity: ATP + tRNA(n) = diphosphate + tRNA(n+1) (according to Swiss-Prot)
  • Protein family: the protein is similar to the E. coli poly(A) polymerase
  • Paralogous protein(s):

Extended information on the protein

  • Kinetic information:
  • Domains:
  • Modification:
  • Cofactor(s):
  • Effectors of protein activity:

Database entries

  • Structure: 1MIV (Geobacillus stearothermophilus 44% identity)
  • KEGG entry: [2]

Additional information

Expression and regulation

  • Sigma factor:
  • Regulation:
  • Regulatory mechanism:
  • Additional information:

Biological materials

  • Mutant:
  • Expression vector:
  • lacZ fusion:
  • GFP fusion:
  • two-hybrid system:
  • Antibody:

Labs working on this gene/protein

Your additional remarks

References

Reviews

Heike Betat, Christiane Rammelt, Mario Mörl
tRNA nucleotidyltransferases: ancient catalysts with an unusual mechanism of polymerization.
Cell Mol Life Sci: 2010, 67(9);1447-63
[PubMed:20155482] [WorldCat.org] [DOI] (I p)

Stefan Vörtler, Mario Mörl
tRNA-nucleotidyltransferases: highly unusual RNA polymerases with vital functions.
FEBS Lett: 2010, 584(2);297-302
[PubMed:19883645] [WorldCat.org] [DOI] (I p)

Anne Neuenfeldt, Andrea Just, Heike Betat, Mario Mörl
Evolution of tRNA nucleotidyltransferases: a small deletion generated CC-adding enzymes.
Proc Natl Acad Sci U S A: 2008, 105(23);7953-8
[PubMed:18523015] [WorldCat.org] [DOI] (I p)

Yong Xiong, Thomas A Steitz
A story with a good ending: tRNA 3'-end maturation by CCA-adding enzymes.
Curr Opin Struct Biol: 2006, 16(1);12-7
[PubMed:16364630] [WorldCat.org] [DOI] (P p)

Original publications

Operon and expression

Ahmed Gaballa, Gerald L Newton, Haike Antelmann, Derek Parsonage, Heather Upton, Mamta Rawat, Al Claiborne, Robert C Fahey, John D Helmann
Biosynthesis and functions of bacillithiol, a major low-molecular-weight thiol in Bacilli.
Proc Natl Acad Sci U S A: 2010, 107(14);6482-6
[PubMed:20308541] [WorldCat.org] [DOI] (I p)