5YYX

Crystal Structure of the MEK1 FHA domain

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A	Meiosis-specific serine/threonine-protein kinase MEK1	polymer	141	16107.3	1	UniProt (P24719) Pfam (PF00498) In PDB	Saccharomyces cerevisiae S288c (Baker's yeast)
2		water	water		18.0	82	Chemie (HOH)

Sequence modifications

A: 20 - 139 (UniProt: P24719)

PDB	External Database	Details
Met -1	-	initiating methionine
Gly 0	-	expression tag
Ser 1	-	expression tag
Ser 2	-	expression tag
His 3	-	expression tag
His 4	-	expression tag
His 5	-	expression tag
His 6	-	expression tag
His 7	-	expression tag
His 8	-	expression tag
Ser 9	-	expression tag
Ser 10	-	expression tag
Gly 11	-	expression tag
Glu 12	-	expression tag
Asn 13	-	expression tag
Leu 14	-	expression tag
Tyr 15	-	expression tag
Phe 16	-	expression tag
Gln 17	-	expression tag
His 18	-	expression tag
Met 19	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	1
	Total formula weight	16107.3
All*	Total formula weight	16107.3

*Water molecules are not included.