Full name: tRNA wybutosine-synthesizing protein 1
Synonym:
GI: 2501612
Orf: YPL207W
COG: COG0731
UniProt: Q08960
Structures: | |
Complex:
Enzyme type: methyltransferase
Position of modification - modification: t:37 - yW

Comments:

An Fe-S cluster protein, *may* catalyze tricyclic formation of yW using Ado-Met and FMN as cofactors. Radical SAM enzyme.

Protein sequence:

MDGFRVAGALVVGALTAAYLYFGGRFSIALVIIVGYGIYCNEASGGSQDSQEKLDLNKQQKKPCCSDKKI ADGGKKTGGCCSDKKNGGGKGGGCCSSKGGKKGGCCSSKGGKKGGCCSSKKNIGDNENTATEVEKAVNYP VTVDFTEVFRKPTKKRSSTPKVFSKNSSSNSRVGKKLSVSKKIGPDGLIKSALTISNETLLSSQIYVLYS SLQGAASKAAKSVYDKLKELDELTNEPKLLNLDDLSDFDDYFINVPVENALYVLVLPSYDIDCPLDYFLQ TLEENANDFRVDSFPLRKLVGYTVLGLGDSESWPEKFCYQAKRADHWISRLGGRRIFPLGKVCMKTGGSA KIDEWTSLLAETLKDDEPIIYEYDENADSEEDEEEGNGSDELGDVEDIGGKGSNGKFSGADEIKQMVAKD SPTYKNLTKQGYKVIGSHSGVKICRWTKNELRGKGSCYKKSLFNIASSRCMELTPSLACSSKCVFCWRHG TNPVSKNWRWEVDEPEYILENALKGHYSMIKQMRGVPGVIAERFAKAFEVRHCALSLVGEPILYPHINKF IQLLHQKGITSFLVCNAQHPEALRNIVKVTQLYVSIDAPTKTELKKVDRPLYKDFWERMVECLEILKTVQ NHQRTVFRLTLVKGFNMGDVSAYADLVQRGLPGFIEVKGATFSGSSDGNGNPLTMQNIPFYEECVKFVKA FTTELQRRGLHYDLAAEHAHSNCLLIADTKFKINGEWHTHIDFDKFFVLLNSGKDFTYMDYLEKTPEWAL FGNGGFAPGNTRVYRKDKKKQNKENQETTTRETPLPPIPA

Enzymatic activities:

Reaction Substrate Type Position
m1G:imG-14 tRNA (t)   37

Publications:

Title Authors Journal Details PubMed Id DOI
Biosynthesis of wybutosine, a hyper-modified nucleoside in eukaryotic phenylalanine tRNA. Noma A, Kirino Y, Ikeuchi Y, Suzuki T EMBO J [details] 16642040 -
Discovery of a gene family critical to wyosine base formation in a subset of phenylalanine-specific transfer RNAs. Waas WF, de Crecy-Lagard V, Schimmel P J Biol Chem [details] 16162496 -
Radical mediated ring formation in the biosynthesis of the hypermodified tRNA base wybutosine. Young AP, Bandarian V... Curr Opin Chem Biol [details] 23856057 -

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