6PUN

Crystal structure of a ternary complex of FBF-2 with LST-1 (site B) and compact FBE RNA

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, C	Fem-3 mRNA-binding factor 2	polymer	413	47019.1	2	UniProt (Q09312) Pfam (PF00806) In PDB	Caenorhabditis elegans
2	B, D	RNA (5'-R(*CP*UP*GP*UP*GP*AP*AP*U)-3')	polymer	8	2527.5	2		Caenorhabditis elegans
3	E, F	LST-1	polymer	29	3319.9	2	UniProt (Q86RT0) UniProt (by SIFTS) (P91820) In PDB	Caenorhabditis elegans
4	A	GLYCEROL	non-polymer		92.1	1	Chemie (GOL)
5	A, C	1,2-ETHANEDIOL	non-polymer		62.1	4	Chemie (EDO)
6	B	SODIUM ION	non-polymer		23.0	1	Chemie (NA)
7		water	water		18.0	166	Chemie (HOH)

Sequence modifications

A, C: 164 - 575 (UniProt: Q09312)

PDB	External Database	Details
Gly 163	-	expression tag

E, F: 74 - 98 (UniProt: Q86RT0)

PDB	External Database	Details
Gly 70	-	expression tag
Ser 71	-	expression tag
Asn 72	-	expression tag
Ser 73	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	6
	Total formula weight	105732.9
Non-Polymers*	Number of molecules	6
	Total formula weight	363.4
All*	Total formula weight	106096.3

*Water molecules are not included.