6LJL

Crystal Structure of exoHep-Y390A/H555A complexed with a tetrasaccharide substrate

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A (A)	Heparinase II/III-like protein	polymer	876	99898.3	1	UniProt (B3C5J6) Pfam (PF16332) Pfam (PF07940)	Bacteroides intestinalis DSM 17393
2	B (B)	4-deoxy-alpha-L-threo-hex-4-enopyranuronic acid-(1-4)-2-deoxy-6-O-sulfo-2-(sulfoamino)-alpha-D-glucopyranose-(1-4)-2-O-sulfo-alpha-L-idopyranuronic acid-(1-4)-2-deoxy-6-O-sulfo-2-(sulfoamino)-alpha-D-glucopyranose	branched		1074.9	1	In PDB GlyTouCan (G59698OW)
3	C, D (A)	CALCIUM ION	non-polymer		40.1	2	Chemie (CA)
4	E (A)	water	water		18.0	852	Chemie (HOH)

Sequence modifications

A: 1 - 868 (UniProt: B3C5J6)

PDB	External Database	Details
Ala 390	Tyr 390	engineered mutation
Ala 555	His 555	engineered mutation
Leu 869	-	expression tag
Glu 870	-	expression tag
His 871	-	expression tag
His 872	-	expression tag
His 873	-	expression tag
His 874	-	expression tag
His 875	-	expression tag
His 876	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	1
	Total formula weight	99898.3
Branched	Number of molecules	1
	Total formula weight	1074.9
Non-Polymers*	Number of molecules	2
	Total formula weight	80.2
All*	Total formula weight	101053.3

*Water molecules are not included.