5KL1

Crystal structure of the Pumilio-Nos-hunchback RNA complex

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A (A)	Maternal protein pumilio	polymer	337	38728.4	1	UniProt (P25822) Pfam (PF00806)	Drosophila melanogaster (Fruit fly)
2	B (B)	Protein nanos	polymer	114	12958.7	1	UniProt (P25724) Pfam (PF05741)	Drosophila melanogaster (Fruit fly)
3	C (C)	RNA (5'-R(*AP*AP*AP*UP*UP*GP*UP*AP*CP*AP*UP*A)-3')	polymer	16	5090.1	1		Drosophila melanogaster
4	D, E (B)	ZINC ION	non-polymer		65.4	2	Chemie (ZN)

Sequence modifications

A: 1091 - 1426 (UniProt: P25822)

PDB	External Database	Details
Ser 1090	-	expression tag

B: 289 - 401 (UniProt: P25724)

PDB	External Database	Details
Ser 288	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	3
	Total formula weight	56777.2
Non-Polymers*	Number of molecules	2
	Total formula weight	130.8
All*	Total formula weight	56908.0

*Water molecules are not included.