8FCI

tRNA (N1G37) Methyltransferase (TrmD) of Mycobacterium avium complexed with S-Adenosyl homocysteine

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	260	28651.3	2	UniProt (Q73VN9) Pfam (PF01746)	Mycobacterium avium	M1G-methyltransferase,tRNA [GM37] methyltransferase
2	C, D (A, B)	S-ADENOSYL-L-HOMOCYSTEINE	non-polymer		384.4	2	Chemie (SAH)
3	E, F (A, B)	water	water		18.0	199	Chemie (HOH)

Sequence modifications

A, B: 1 - 239 (UniProt: Q73VN9)

PDB	External Database	Details
Met -20	-	initiating methionine
Ala -19	-	expression tag
His -18	-	expression tag
His -17	-	expression tag
His -16	-	expression tag
His -15	-	expression tag
His -14	-	expression tag
His -13	-	expression tag
Met -12	-	expression tag
Gly -11	-	expression tag
Thr -10	-	expression tag
Leu -9	-	expression tag
Glu -8	-	expression tag
Ala -7	-	expression tag
Gln -6	-	expression tag
Thr -5	-	expression tag
Gln -4	-	expression tag
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	57302.7
Non-Polymers*	Number of molecules	2
	Total formula weight	768.8
All*	Total formula weight	58071.5

*Water molecules are not included.