5N2N

Crystal structure of the receiver domain of the histidine kinase CKI1 from Arabidopsis thaliana complexed with Mg2+ and BeF3-

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A	Histidine kinase CKI1	polymer	206	23225.9	1	UniProt (O22267) Pfam (PF00072) In PDB	Arabidopsis thaliana (thale cress)	Protein CYTOKININ-INDEPENDENT 1
2	A	MAGNESIUM ION	non-polymer		24.3	1	Chemie (MG)
3	A	BERYLLIUM TRIFLUORIDE ION	non-polymer		66.0	1	Chemie (BEF)
4		water	water		18.0	53	Chemie (HOH)

Sequence modifications

A: 944 - 1122 (UniProt: O22267)

PDB	External Database	Details
Gly 925	-	expression tag
Ser 926	-	expression tag
Ser 927	-	expression tag
His 928	-	expression tag
His 929	-	expression tag
His 930	-	expression tag
His 931	-	expression tag
His 932	-	expression tag
His 933	-	expression tag
Ser 934	-	expression tag
Ser 935	-	expression tag
Gly 936	-	expression tag
Leu 937	-	expression tag
Val 938	-	expression tag
Pro 939	-	expression tag
Arg 940	-	expression tag
Gly 941	-	expression tag
Ser 942	-	expression tag
His 943	-	expression tag
Leu 1123	-	expression tag
Glu 1124	-	expression tag
His 1125	-	expression tag
His 1126	-	expression tag
His 1127	-	expression tag
His 1128	-	expression tag
His 1129	-	expression tag
His 1130	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	1
	Total formula weight	23225.9
Non-Polymers*	Number of molecules	2
	Total formula weight	90.3
All*	Total formula weight	23316.2

*Water molecules are not included.