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miaB1

Gene
miaB1
Protein
tRNA-2-methylthio-N(6)-dimethylallyladenosine synthase 1
Organism
Mycobacterium marinum (strain ATCC BAA-535 / M)
Length
529 amino acids
Function
Catalyzes the methylthiolation of N6-(dimethylallyl)adenosine (i(6)A), leading to the formation of 2-methylthio-N6-(dimethylallyl)adenosine (ms(2)i(6)A) at position 37 in tRNAs that read codons beginning with uridine.
Similarity
Belongs to the methylthiotransferase family. MiaB subfamily.
Mass
57.417 kDa
Sequence
MTQDHIVTERPPATRNDTAGNATARTYEVRTLGCLMNAHDSERMAGLLEDAGYIKADPGAPADLVVFNTCAVRENADNKLYGSLAHLAPIKASRPGMQIAVGGCLAQKDRHIVLDRAPWVDVVFGTHNIGSLPVLLERSRHNQDAQVEILESLRTFPSALPAARDSAYAAWVSISVGCNNSCTFCIVPSLRGKEADRRPGDILAEVQALVEQGVLEVTLLGQNVNSYGVNFADPDPSTGEEPLPRDRGAFAQLLRACGRIEGLERIRFTSPHPAEFTDDVILAMAETPAVCPHLHMPLQSGSDQILKAMRRSYRRDRYLGIIDKVRAAIPHAAITTDIIVGFPGETEHDFEQTLDVVQKARFTSAFTFQYSPRPGTPAADMPDQIPKNVVQQRFERLVALQERISLESNRSLVGTRQELLVVAGEGRKNATTARISGRARDGRLVHFRPDSADGSVRPGDLVDVEITDAAPHHLIADGPLLQHRRTPAGDASERGQTPTTRGVGLGVPRITVAQAQIPSSGTHPDTACR