5WY9

Apo form crystal structure of human Lipocalin PGDS .

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A	Prostaglandin-H2 D-isomerase	polymer	176	19748.1	1	UniProt (P41222) Pfam (PF00061) In PDB	Homo sapiens (Human)	Beta-trace protein,Cerebrin-28,Glutathione-independent PGD synthase,Lipocalin-type prostaglandin-D synthase,Prostaglandin-D2 synthase,PGDS2
2	A	2-(2-METHOXYETHOXY)ETHANOL	non-polymer		120.1	2	Chemie (PG0)
3	A	2-(2-{2-[2-(2-METHOXY-ETHOXY)-ETHOXY]-ETHOXY}-ETHOXY)-ETHANOL	non-polymer		252.3	1	Chemie (1PG)
4		water	water		18.0	129	Chemie (HOH)

Sequence modifications

A: 23 - 190 (UniProt: P41222)

PDB	External Database	Details
Met 22	-	initiating methionine
Ala 191	-	expression tag
His 192	-	expression tag
His 193	-	expression tag
His 194	-	expression tag
His 195	-	expression tag
His 196	-	expression tag
His 197	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	1
	Total formula weight	19748.1
Non-Polymers*	Number of molecules	3
	Total formula weight	492.6
All*	Total formula weight	20240.7

*Water molecules are not included.