2AVN

CRYSTAL STRUCTURE OF A UBIQUINONE/MENAQUINONE BIOSYNTHESIS METHYLTRANSFERASE-RELATED PROTEIN (TM1389) FROM THERMOTOGA MARITIMA MSB8 AT 2.35 A RESOLUTION

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)	ubiquinone/menaquinone biosynthesis methyltransferase-related protein	polymer	260	30590.9	2	UniProt (Q9X1A9) Pfam (PF13649)	Thermotoga maritima
2	C (A)	PHOSPHATE ION	non-polymer		95.0	1	Chemie (PO4)
3	D, E (A, B)	S-ADENOSYL-L-HOMOSELENOCYSTEINE	non-polymer		431.3	2	Chemie (SAI)
4	F, G (A, B)	water	water		18.0	210	Chemie (HOH)

Sequence modifications

A, B: 1 - 248 (UniProt: Q9X1A9)

PDB	External Database	Details
Mse -11	-	modified residue
Gly -10	-	expression tag
Ser -9	-	expression tag
Asp -8	-	expression tag
Lys -7	-	expression tag
Ile -6	-	expression tag
His -5	-	expression tag
His -4	-	expression tag
His -3	-	expression tag
His -2	-	expression tag
His -1	-	expression tag
His 0	-	expression tag
Mse 1	Met 1	modified residue
Mse 19	Met 19	modified residue
Mse 76	Met 76	modified residue
Mse 150	Met 150	modified residue
Mse 204	Met 204	modified residue

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	61181.8
Non-Polymers*	Number of molecules	3
	Total formula weight	957.6
All*	Total formula weight	62139.4

*Water molecules are not included.