Protein
Probable tRNA-dihydrouridine synthase 1
Organism
Synechocystis sp. (strain PCC 6803 / Kazusa)
Function
Catalyzes the synthesis of 5,6-dihydrouridine (D), a modified base found in the D-loop of most tRNAs, via the reduction of the C5-C6 double bond in target uridines.
Similarity
Belongs to the Dus family.
Sequence
MGKCSYRFISLQTLTPNSLLDHSPNPTIWAKPLQIGSLTLHSRVLQSPLSGVTDLVFRRLVRRYAPQAMLYTEMVSATEIHHLRTLPQVMEIDPRENPISIQLFDCRPDFMAEAAQKAVAQGAQSVDINMGCPVNKITKKGGGSSLLRQPAVAEAIVKTVVAAVDVPVTVKTRLGWDDGEINIVEFAQRLQDAGAQMLTLHGRTRAQGYNGRARWQWIAKVKQALTIPVIANGDIFSVEAAIACLEETGADGVMCSRGSLGYPFLVGEIEHFFKTGEKRKAPTVAEKLTCAQEHLQMLWEYKGQRGLFQARKHLAWYCKDFPGAAALREQLFQINSVQEGKDLLDQAISTAKLCL