4KDR

Crystal Structure of UBIG/SAH complex

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A (A)	3-demethylubiquinone-9 3-methyltransferase	polymer	223	24832.2	1	UniProt (P17993) Pfam (PF13489)	Escherichia coli	2-polyprenyl-6-hydroxyphenyl methylase, 3,4-dihydroxy-5-hexaprenylbenzoate methyltransferase, DHHB methyltransferase
2	B (A)	S-ADENOSYL-L-HOMOCYSTEINE	non-polymer		384.4	1	Chemie (SAH)
3	C (A)	water	water		18.0	72	Chemie (HOH)

Sequence modifications

A: 1 - 159 (UniProt: P17993)

PDB	External Database	Details
His -5	-	expression tag
His -4	-	expression tag
His -3	-	expression tag
His -2	-	expression tag
His -1	-	expression tag
His 0	-	expression tag

A: 188 - 240 (UniProt: P17993)

PDB	External Database	Details
Leu 160	-	expression tag
Asn 161	-	expression tag
Arg 162	-	expression tag
Asn 163	-	expression tag
Gly 187	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	1
	Total formula weight	24832.2
Non-Polymers*	Number of molecules	1
	Total formula weight	384.4
All*	Total formula weight	25216.7

*Water molecules are not included.