3QUV

Crystal structure of a tRNA-guanine-N1-methyltransferase from Mycobacterium abscessus

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B (A, B)	tRNA (guanine-N(1)-)-methyltransferase	polymer	246	26588.8	2	UniProt (B1MDI3) Pfam (PF01746)	Mycobacterium abscessus	M1G-methyltransferase, tRNA [GM37] methyltransferase
2	C, D, E, F (A, B)	1,2-ETHANEDIOL	non-polymer		62.1	4	Chemie (EDO)
3	G, H (A, B)	water	water		18.0	390	Chemie (HOH)

Sequence modifications

A, B: 1 - 242 (UniProt: B1MDI3)

PDB	External Database	Details
Gly -3	-	expression tag
Pro -2	-	expression tag
Gly -1	-	expression tag
Ser 0	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	53177.7
Non-Polymers*	Number of molecules	4
	Total formula weight	248.3
All*	Total formula weight	53425.9

*Water molecules are not included.