2ZF9

Crystal structure of a type III cohesin module from the cellulosomal ScaE cell-surface anchoring scaffoldin of Ruminococcus flavefaciens

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B, C, D (A, B, C, D)	ScaE cell-surface anchored scaffoldin protein	polymer	194	21042.7	4	UniProt (Q4A3Y2)	Ruminococcus flavefaciens
2	E (B)	GLYCEROL	non-polymer		92.1	1	Chemie (GOL)
3	F (B)	CHLORIDE ION	non-polymer		35.5	1	Chemie (CL)
4	G, H, I, J (A, B, C, D)	water	water		18.0	880	Chemie (HOH)

Sequence modifications

A, B, C, D: 3 - 184 (UniProt: Q4A3Y2)

PDB	External Database	Details
Mse -7	-	expression tag
Thr -6	-	expression tag
His -5	-	expression tag
His -4	-	expression tag
His -3	-	expression tag
His -2	-	expression tag
His -1	-	expression tag
His 0	-	expression tag
Ala 1	-	expression tag
Mse 2	-	expression tag
Leu 185	-	expression tag
Glu 186	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	4
	Total formula weight	84170.7
Non-Polymers*	Number of molecules	2
	Total formula weight	127.5
All*	Total formula weight	84298.3

*Water molecules are not included.