1a79

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CRYSTAL STRUCTURE OF THE TRNA SPLICING ENDONUCLEASE FROM METHANOCOCCUS JANNASCHIICRYSTAL STRUCTURE OF THE TRNA SPLICING ENDONUCLEASE FROM METHANOCOCCUS JANNASCHII

Structural highlights

1a79 is a 4 chain structure with sequence from Methanocaldococcus jannaschii. Full crystallographic information is available from OCA. For a guided tour on the structure components use FirstGlance.
Method:X-ray diffraction, Resolution 2.28Å
Ligands:,
Resources:FirstGlance, OCA, PDBe, RCSB, PDBsum, ProSAT

Function

ENDA_METJA Endonuclease that removes tRNA introns. Cleaves pre-tRNA at the 5'- and 3'-splice sites to release the intron. The products are an intron and two tRNA half-molecules bearing 2',3' cyclic phosphate and 5'-OH termini. Recognizes a pseudosymmetric substrate in which 2 bulged loops of 3 bases are separated by a stem of 4 bp.[1]

Evolutionary Conservation

Check, as determined by ConSurfDB. You may read the explanation of the method and the full data available from ConSurf.

See Also

References

  1. Lykke-Andersen J, Garrett RA. RNA-protein interactions of an archaeal homotetrameric splicing endoribonuclease with an exceptional evolutionary history. EMBO J. 1997 Oct 15;16(20):6290-300. PMID:9321408 doi:http://dx.doi.org/10.1093/emboj/16.20.6290

1a79, resolution 2.28Å

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OCA