1X1D

Crystal structure of BchU complexed with S-adenosyl-L-homocysteine and Zn-bacteriopheophorbide d

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A	CrtF-related protein	polymer	359	40280.2	1	UniProt (Q8KGE0) Pfam (PF00891) In PDB	Chlorobium tepidum	methyltransferase
2	A	ZINC ION	non-polymer		65.4	1	Chemie (ZN)
3	A	SULFATE ION	non-polymer		96.1	1	Chemie (SO4)
4	A	S-ADENOSYL-L-HOMOCYSTEINE	non-polymer		384.4	1	Chemie (SAH)
5	A	GLYCEROL	non-polymer		92.1	1	Chemie (GOL)
6		water	water		18.0	29	Chemie (HOH)

Sequence modifications

A: 1 - 338 (UniProt: Q8KGE0)

PDB	External Database	Details
Met -20	-	expression tag
Gly -19	-	expression tag
Ser -18	-	expression tag
Ser -17	-	expression tag
His -16	-	expression tag
His -15	-	expression tag
His -14	-	expression tag
His -13	-	expression tag
His -12	-	expression tag
His -11	-	expression tag
Ser -10	-	expression tag
Ser -9	-	expression tag
Gly -8	-	expression tag
Leu -7	-	expression tag
Val -6	-	expression tag
Pro -5	-	expression tag
Arg -4	-	expression tag
Gly -3	-	expression tag
Ser -2	-	expression tag
His -1	-	expression tag
Met 0	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	1
	Total formula weight	40280.2
Non-Polymers*	Number of molecules	4
	Total formula weight	638.0
All*	Total formula weight	40918.2

*Water molecules are not included.