2IG7

Crystal structure of Human Choline Kinase B

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B	Choline/ethanolamine kinase	polymer	401	46781.1	2	UniProt (Q9Y259) Pfam (PF01633) In PDB	Homo sapiens (human)
2	A, B	UNKNOWN ATOM OR ION	non-polymer			24	Chemie (UNX)
3		water	water		18.0	252	Chemie (HOH)

Sequence modifications

A, B: 14 - 395 (UniProt: Q9Y259)

PDB	External Database	Details
Mse -5	-	SEE REMARK 999
Gly -4	-	CLONING ARTIFACT
Ser -3	-	CLONING ARTIFACT
Ser -2	-	CLONING ARTIFACT
His -1	-	EXPRESSION TAG
His 0	-	EXPRESSION TAG
His -1	-	EXPRESSION TAG
His 0	-	EXPRESSION TAG
His 1	-	EXPRESSION TAG
His 2	-	EXPRESSION TAG
Ser 5	-	CLONING ARTIFACT
Ser 6	-	CLONING ARTIFACT
Gly 7	-	CLONING ARTIFACT
Leu 8	-	CLONING ARTIFACT
Val 9	-	CLONING ARTIFACT
Pro 10	-	CLONING ARTIFACT
Arg 11	-	CLONING ARTIFACT
Gly 12	-	CLONING ARTIFACT
Ser 13	-	CLONING ARTIFACT

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	93562.2
Non-Polymers*	Number of molecules	24
	Total formula weight	0.0
All*	Total formula weight	93562.2

*Water molecules are not included.