22IY

Crystal structure of the unliganded microalgal AstaP-pink1 carotenoprotein

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A (A)	Astaxanthin-binding pink protein of fasciclin family	polymer	192	20186.7	1	UniProt (A0A7G1GF05)	Scenedesmus sp. Oki-4N	Microalgal AstaP-pink1 carotenoprotein
2	B (A)	GLYCEROL	non-polymer		92.1	1	Chemie (GOL)
3	C (A)	water	water		18.0	119	Chemie (HOH)

Sequence modifications

A: 25 - 191 (UniProt: A0A7G1GF05)

PDB	External Database	Details
Met 0	-	initiating methionine
Gly 1	-	expression tag
Ser 2	-	expression tag
Ser 3	-	expression tag
His 4	-	expression tag
His 5	-	expression tag
His 6	-	expression tag
His 7	-	expression tag
His 8	-	expression tag
His 9	-	expression tag
Ser 10	-	expression tag
Ser 11	-	expression tag
Gly 12	-	expression tag
Leu 13	-	expression tag
Glu 14	-	expression tag
Val 15	-	expression tag
Leu 16	-	expression tag
Phe 17	-	expression tag
Gln 18	-	expression tag
Gly 19	-	expression tag
Pro 20	-	expression tag
His 21	-	expression tag
Ile 22	-	expression tag
His 23	-	expression tag
Met 24	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	1
	Total formula weight	20186.7
Non-Polymers*	Number of molecules	1
	Total formula weight	92.1
All*	Total formula weight	20278.8

*Water molecules are not included.