4ZLG

Cellobionic acid phosphorylase - gluconic acid complex

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A	Putative b-glycan phosphorylase	polymer	796	89782.9	1	UniProt (Q21MB1) Pfam (PF06165) Pfam (PF17167) In PDB	Saccharophagus degradans 2-40	Cellobionic acid phosphorylase
2	A	D-gluconic acid	non-polymer		196.2	1	Chemie (GCO)
3	A	GLYCEROL	non-polymer		92.1	2	Chemie (GOL)
4	A	D-glucono-1,5-lactone	non-polymer		178.1	1	Chemie (LGC)
5	A	SULFATE ION	non-polymer		96.1	2	Chemie (SO4)
6	A	CHLORIDE ION	non-polymer		35.5	1	Chemie (CL)
7		water	water		18.0	688	Chemie (HOH)

Sequence modifications

A: 1 - 788 (UniProt: Q21MB1)

PDB	External Database	Details
Gly 1	Met 1	engineered mutation
Leu 789	-	expression tag
Glu 790	-	expression tag
His 791	-	expression tag
His 792	-	expression tag
His 793	-	expression tag
His 794	-	expression tag
His 795	-	expression tag
His 796	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	1
	Total formula weight	89782.9
Non-Polymers*	Number of molecules	7
	Total formula weight	786.1
All*	Total formula weight	90569.0

*Water molecules are not included.