5C41

Crystal structure of human ribokinase in complex with AMPPCP in P21 spacegroup and with 4 protomers

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	330	35241.0	4	UniProt (Q9H477) Pfam (PF00294) In PDB	Homo sapiens (Human)
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	D	PHOSPHATE ION	non-polymer		95.0	1	Chemie (PO4)
5		water	water		18.0	1004	Chemie (HOH)

Sequence modifications

A, B, C, D: 1 - 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	140964.0
Non-Polymers*	Number of molecules	13
	Total formula weight	2299.7
All*	Total formula weight	143263.8

*Water molecules are not included.