This domain, found at the C-terminus of tRNA(Met) cytidine acyltransferase, may be involved in tRNA-binding [1]. This family represents the tRNA-binding domain proteins not captured by Pfam:PF13725.

1: RNA helicase module in an acetyltransferase that modifies a specific tRNA anticodon. Chimnaronk S, Suzuki T, Manita T, Ikeuchi Y, Yao M, Suzuki T, Tanaka I; EMBO J. 2009;28:1362-1373. PMID:19322199