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) PubChem (16760024) PubChem (193) PubChem (13792) PubChem (177678424) PubChem (189149) PubChem (439155) PubChem (25210495) PubChem (21125603) PubChem (44361184) PubChem (25203782) PubChem (46936206) PubChem (50989525) PubChem (51380914) PubChem (52224398) PubChem (57544532) PubChem (52224400) PubChem (59046843) PubChem (59170628) PubChem (59576228) PubChem (66805708) PubChem (5284331) PubChem (70689219) PubChem (70702054) PubChem (70832431) PubChem (71170554) PubChem (13231890) PubChem (6419189) PubChem (118374891) PubChem (118560068) PubChem (126969526) PubChem (129105892) PubChem (164157219) PubChem (143518505) PubChem (154578335) PubChem (163054214) PubChem (163335525)
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.