6WK0

Crystal structure of human ribokinase in complex with AMPPCP and ribose

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B, C, D	Ribokinase	polymer	317	33740.4	4	UniProt (Q9H477) Pfam (PF00294) In PDB	Homo sapiens (Human)	RK
2	A, B, C, D	PHOSPHOMETHYLPHOSPHONIC ACID ADENYLATE ESTER	non-polymer		505.2	4	Chemie (ACP)
3	A, B, C, D	SODIUM ION	non-polymer		23.0	8	Chemie (NA)
4	B, C	alpha-D-ribofuranose	non-polymer		150.1	2	Chemie (RIB)
5		water	water		18.0	978	Chemie (HOH)

Sequence modifications

A, B, C, D: 14 - 322 (UniProt: Q9H477)

PDB	External Database	Details
Leu 323	-	expression tag
Glu 324	-	expression tag
His 325	-	expression tag
His 326	-	expression tag
His 327	-	expression tag
His 328	-	expression tag
His 329	-	expression tag
His 330	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	4
	Total formula weight	134961.6
Non-Polymers*	Number of molecules	14
	Total formula weight	2505.0
All*	Total formula weight	137466.6

*Water molecules are not included.