6IAL

Porcine E.coli heat-labile enterotoxin B-pentamer in complex with Lacto-N-neohexaose

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	D, E, F, G, H...	Heat-labile enterotoxin B chain	polymer	103	11807.5	10	UniProt (P32890) Pfam (PF01376) In PDB	Escherichia coli	LT-B,porcine,LTP-B
2	K, L	beta-D-galactopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-3)-[beta-D-galactopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-6)]beta-D-galactopyranose-(1-4)-beta-D-glucopyranose	branched		1073.0	2	In PDB GlyTouCan (G68983XG)
3	D	GLYCEROL	non-polymer		92.1	2	Chemie (GOL)
4	H, D, E, F, G	SODIUM ION	non-polymer		23.0	14	Chemie (NA)
5	B	CALCIUM ION	non-polymer		40.1	1	Chemie (CA)
6		water	water		18.0	645	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	10
	Total formula weight	118075.4
Branched	Number of molecules	2
	Total formula weight	2145.9
Non-Polymers*	Number of molecules	17
	Total formula weight	546.1
All*	Total formula weight	120767.4

*Water molecules are not included.