tRNA sulfurtransferase activity, tRNA sulphurtransferase activity, L-cysteine:tRNA sulfurtransferase activity, RNA sulfurtransferase activity, ribonucleate sulfurtransferase activity, transfer RNA sulfurtransferase activity, transfer RNA thiolase activity, transfer ribonucleate sulfurtransferase activity
Alternate IDs
None
Definition
OBSOLETE. Catalysis of the reaction: L-cysteine + 'activated' tRNA = L-serine + tRNA containing a thionucleotide.
Source:EC:2.8.1.4
Comment
This term was made obsolete because tRNA thionucleotide formation is a multistep process; there is no single reaction in which cysteine reacts with an activated tRNA directly