5LG4

Crystal structure of the Sec3/Sso2 complex at 2.9 angstrom resolution

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A	Protein SSO2	polymer	196	22718.2	1	UniProt (P39926) Pfam (PF00804) In PDB	Saccharomyces cerevisiae (strain ATCC 204508 / S288c) (Baker's yeast)
2	B, C	Exocyst complex component SEC3	polymer	250	28513.1	2	UniProt (P33332) Pfam (PF15277) In PDB	Saccharomyces cerevisiae (strain ATCC 204508 / S288c) (Baker's yeast)	Protein PSL1
3	A, B	SULFATE ION	non-polymer		96.1	4	Chemie (SO4)

Sequence modifications

A: 36 - 227 (UniProt: P39926)

PDB	External Database	Details
Gly 32	-	expression tag
Ser 33	-	expression tag
His 34	-	expression tag
Met 35	-	expression tag

B, C: 75 - 320 (UniProt: P33332)

PDB	External Database	Details
Gln 71	-	expression tag
Gly 72	-	expression tag
His 73	-	expression tag
Met 74	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	3
	Total formula weight	79744.4
Non-Polymers*	Number of molecules	4
	Total formula weight	384.3
All*	Total formula weight	80128.7

*Water molecules are not included.