3FXI

Crystal structure of the human TLR4-human MD-2-E.coli LPS Ra complex

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B	Toll-like receptor 4	polymer	605	68838.3	2	UniProt (O00206) Pfam (PF13855) Pfam (PF12799) Pfam (PF13516) In PDB	Homo sapiens (human)	TLR4, hToll
2	C, D	Lymphocyte antigen 96	polymer	142	16385.9	2	UniProt (Q9Y6Y9) Pfam (PF02221) In PDB	Homo sapiens (human)	MD-2, Protein MD-2, ESOP-1
3	E	L-glycero-alpha-D-manno-heptopyranose-(1-7)-L-glycero-alpha-D-manno-heptopyranose-(1-3)-L-glycero-alpha-D-manno-heptopyranose-(1-5)-[3-deoxy-alpha-D-manno-oct-2-ulopyranosonic acid-(2-4)]3-deoxy-alpha-D-manno-oct-2-ulopyranosonic acid-(2-6)-2-amino-2-deoxy-alpha-D-glucopyranose-(1-6)-2-amino-2-deoxy-alpha-D-glucopyranose	branched		1357.2	1	In PDB GlyTouCan (G75876QI)
4	F, G, I, J	2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose	branched		424.4	4	In PDB GlyTouCan (G42666HT)
5	H	L-glycero-alpha-D-manno-heptopyranose-(1-7)-L-glycero-alpha-D-manno-heptopyranose-(1-3)-L-glycero-alpha-D-manno-heptopyranose-(1-5)-[3-deoxy-alpha-D-manno-oct-2-ulopyranosonic acid-(2-4)]3-deoxy-alpha-D-manno-oct-2-ulopyranosonic acid-(2-6)-2-amino-2-deoxy-beta-D-glucopyranose-(1-6)-2-amino-2-deoxy-alpha-D-glucopyranose	branched		1357.2	1	In PDB GlyTouCan (G02042LC)
6	B, A	3-HYDROXY-TETRADECANOIC ACID	non-polymer		244.4	8	Chemie (FTT)
7	B, A	LAURIC ACID	non-polymer		200.3	2	Chemie (DAO)
8	B, A	MYRISTIC ACID	non-polymer		228.4	2	Chemie (MYR)
9	B, A	PHOSPHATE ION	non-polymer		95.0	8	Chemie (PO4)
10	B, C, D, A	2-acetamido-2-deoxy-beta-D-glucopyranose	non-polymer		221.2	8	Chemie (NAG)
11	B, A	MAGNESIUM ION	non-polymer		24.3	2	Chemie (MG)
12		water	water		18.0	2	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	4
	Total formula weight	170448.5
Branched	Number of molecules	6
	Total formula weight	4412.0
Non-Polymers*	Number of molecules	30
	Total formula weight	5390.4
All*	Total formula weight	180250.9

*Water molecules are not included.