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Literature summary for 4.6.1.16 extracted from

  • Green, P.R.; Abelson, J.N.
    Highly purified transfer RNA splicing endonuclease from Saccharomyces cerevisiae (1990), Methods Enzymol., 181, 471-480.
    View publication on PubMed
Search for more literature for 4.6.1.16

Localization

Localization Comment Organism GeneOntology No. Textmining
membrane integral membrane protein Saccharomyces cerevisiae 16020
-

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
29500
-
 x * 100000, polypeptide A, + y * 52500, polypeptide B, + z * 40700, polypeptide C, + v * 29500, polypeptide D, + 4 minor polypeptides of MW 140000, 120000, 90000 and 70000 are detected in SDS-PAGE of most highly purified fraction, probably polypeptides B, C, and D exist as a trimeric complex and represent the tRNA splicing endonuclease Saccharomyces cerevisiae
40700
-
 x * 100000, polypeptide A, + y * 52500, polypeptide B, + z * 40700, polypeptide C, + v * 29500, polypeptide D, + 4 minor polypeptides of MW 140000, 120000, 90000 and 70000 are detected in SDS-PAGE of most highly purified fraction, probably polypeptides B, C, and D exist as a trimeric complex and represent the tRNA splicing endonuclease Saccharomyces cerevisiae
52500
-
 x * 100000, polypeptide A, + y * 52500, polypeptide B, + z * 40700, polypeptide C, + v * 29500, polypeptide D, + 4 minor polypeptides of MW 140000, 120000, 90000 and 70000 are detected in SDS-PAGE of most highly purified fraction, probably polypeptides B, C, and D exist as a trimeric complex and represent the tRNA splicing endonuclease Saccharomyces cerevisiae
100000
-
 x * 100000, polypeptide A, + y * 52500, polypeptide B, + z * 40700, polypeptide C, + v * 29500, polypeptide D, + 4 minor polypeptides of MW 140000, 120000, 90000 and 70000 are detected in SDS-PAGE of most highly purified fraction, probably polypeptides B, C, and D exist as a trimeric complex and represent the tRNA splicing endonuclease Saccharomyces cerevisiae

Natural Substrates/ Products (Substrates)

Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
tRNA precursor Saccharomyces cerevisiae
-
 a 3'-half-tRNA molecule with a 5'-OH end + a 5'-half-tRNA molecule with a 2',3'-cyclic phosphate end + an intron with a 2',3'-cyclic phosphate and a 5'-hydroxyl terminus
-
 ?
tRNA precursor Saccharomyces cerevisiae 20B-12-1
-
 a 3'-half-tRNA molecule with a 5'-OH end + a 5'-half-tRNA molecule with a 2',3'-cyclic phosphate end + an intron with a 2',3'-cyclic phosphate and a 5'-hydroxyl terminus
-
 ?

Organism

Organism UniProt Comment Textmining
Saccharomyces cerevisiae
-
-
-
Saccharomyces cerevisiae 20B-12-1
-
-
-

Purification (Commentary)

Purification (Comment) Organism
-
 Saccharomyces cerevisiae

Specific Activity [micromol/min/mg]

Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
additional information
-
-
 Saccharomyces cerevisiae

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
tRNA precursor
-
 Saccharomyces cerevisiae a 3'-half-tRNA molecule with a 5'-OH end + a 5'-half-tRNA molecule with a 2',3'-cyclic phosphate end + an intron with a 2',3'-cyclic phosphate and a 5'-hydroxyl terminus
-
 ?
tRNA precursor
-
 Saccharomyces cerevisiae 20B-12-1 a 3'-half-tRNA molecule with a 5'-OH end + a 5'-half-tRNA molecule with a 2',3'-cyclic phosphate end + an intron with a 2',3'-cyclic phosphate and a 5'-hydroxyl terminus
-
 ?

Subunits

Subunits Comment Organism
multimer x * 100000, polypeptide A, + y * 52500, polypeptide B, + z * 40700, polypeptide C, + v * 29500, polypeptide D, + 4 minor polypeptides of MW 140000, 120000, 90000 and 70000 are detected in SDS-PAGE of most highly purified fraction, probably polypeptides B, C, and D exist as a trimeric complex and represent the tRNA splicing endonuclease Saccharomyces cerevisiae