4RF6

Crystal structure of double-domain arginine kinase from Anthopleura japonicas

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B (A, B)	Arginine kinase	polymer	718	80442.3	2	UniProt (O15992) Pfam (PF02807) Pfam (PF00217)	Anthopleura japonica (Sea anemone)	AK
2	C, D (A, B)	water	water		18.0	1538	Chemie (HOH)

Sequence modifications

A, B: 1 - 715 (UniProt: O15992)

PDB	External Database	Details
Gly -2	-	expression tag
Pro -1	-	expression tag
His 0	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	160884.7
All*	Total formula weight	160884.7

*Water molecules are not included.