3QXQ

Structure of the bacterial cellulose synthase subunit Z in complex with cellopentaose

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)	Endoglucanase	polymer	355	40598.6	4	UniProt (P37651) Pfam (PF01270)	Escherichia coli	Carboxymethylcellulase, CMCase, Cellulase, Endo-1,4-beta-glucanase
2	E, F, G, H (E, F, G, H)	beta-D-glucopyranose-(1-4)-beta-D-glucopyranose-(1-4)-beta-D-glucopyranose-(1-4)-beta-D-glucopyranose-(1-4)-beta-D-glucopyranose	branched		828.7	4	In PDB BIRD (PRD_900016) GlyTouCan (G91683DU)		beta-cellopentaose
3	I, J, K, L (A, B, C, D)	water	water		18.0	617	Chemie (HOH)

Sequence modifications

A, B, C, D: 22 - 368 (UniProt: P37651)

PDB	External Database	Details
Gln 55	Glu 55	engineered mutation
Leu 369	-	expression tag
Glu 370	-	expression tag
His 371	-	expression tag
His 372	-	expression tag
His 373	-	expression tag
His 374	-	expression tag
His 375	-	expression tag
His 376	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	4
	Total formula weight	162394.3
Branched	Number of molecules	4
	Total formula weight	3314.9
All*	Total formula weight	165709.2

*Water molecules are not included.