5YYZ

Crystal structure of the MEK1 FHA domain in complex with the HOP1 pThr318 peptide.

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A (A)	Meiosis-specific serine/threonine-protein kinase MEK1	polymer	141	16107.3	1	UniProt (P24719) Pfam (PF00498)	Saccharomyces cerevisiae S288c (Baker's yeast)
2	B (B)	Meiosis-specific protein HOP1	polymer	13	1513.5	1	UniProt (P20050)	Saccharomyces cerevisiae S288c
3	C, D (A, B)	water	water		18.0	107	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	2
	Total formula weight	17620.8
All*	Total formula weight	17620.8

*Water molecules are not included.