7XSY

Ligand free structure of branching enzyme isoform 3 (BE3) from Crocosphaera subtropica ATCC 51142

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	1,4-alpha-glucan branching enzyme	polymer	667	77615.4	4	UniProt (B1WZK4) Pfam (PF02922) Pfam (PF00128) Pfam (PF02806) In PDB	Crocosphaera subtropica ATCC 51142
2	A, C	GLYCEROL	non-polymer		92.1	2	Chemie (GOL)
3		water	water		18.0	378	Chemie (HOH)

Sequence modifications

A, B, C, D: 1 - 647 (UniProt: B1WZK4)

PDB	External Database	Details
Met -19	-	initiating methionine
Gly -18	-	expression tag
Ser -17	-	expression tag
Ser -16	-	expression tag
His -15	-	expression tag
His -14	-	expression tag
His -13	-	expression tag
His -12	-	expression tag
His -11	-	expression tag
His -10	-	expression tag
Ser -9	-	expression tag
Ser -8	-	expression tag
Gly -7	-	expression tag
Leu -6	-	expression tag
Val -5	-	expression tag
Pro -4	-	expression tag
Arg -3	-	expression tag
Gly -2	-	expression tag
Ser -1	-	expression tag
His 0	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	4
	Total formula weight	310461.5
Non-Polymers*	Number of molecules	2
	Total formula weight	184.2
All*	Total formula weight	310645.7

*Water molecules are not included.