6XX9

Arabidopsis thaliana Casein Kinase 2 (CK2) alpha-1 crystal form III

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A (A)	Casein kinase II subunit alpha-1	polymer	342	40521.5	1	UniProt (Q08467) Pfam (PF00069)	Arabidopsis thaliana (thale cress)	CK II,Casein kinase alpha 1,AtCKA1
2	B (A)	2-AMINO-2-HYDROXYMETHYL-PROPANE-1,3-DIOL	non-polymer		122.1	1	Chemie (TRS)
3	C, D (A)	SULFATE ION	non-polymer		96.1	2	Chemie (SO4)
4	E (A)	water	water		18.0	180	Chemie (HOH)

Sequence modifications

A: 1 - 333 (UniProt: Q08467)

PDB	External Database	Details
Met 0	-	initiating methionine
Leu 334	-	expression tag
Glu 335	-	expression tag
His 336	-	expression tag
His 337	-	expression tag
His 338	-	expression tag
His 339	-	expression tag
His 340	-	expression tag
His 341	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	1
	Total formula weight	40521.5
Non-Polymers*	Number of molecules	3
	Total formula weight	314.3
All*	Total formula weight	40835.8

*Water molecules are not included.