4A2M

Structure of the periplasmic domain of the heparin and heparan sulphate sensing hybrid two component system BT4663 in apo and ligand bound forms

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	TWO-COMPONENT SYSTEM SENSOR HISTIDINE KINASE/RESPONSE	polymer	795	90525.3	4	UniProt (Q89YR8) Pfam (PF07494) Pfam (PF07495) In PDB	BACTEROIDES THETAIOTAOMICRON	BT_4663
2	E, F, G, H	4-deoxy-alpha-L-threo-hex-4-enopyranuronic acid-(1-4)-2-acetamido-2-deoxy-6-O-sulfo-beta-D-glucopyranose	branched		459.4	4	In PDB GlyTouCan (G28910GL)

Sequence modifications

A, B, C, D: 1 - 787 (UniProt: Q89YR8)

PDB	External Database	Details
Leu 788	-	expression tag
Glu 789	-	expression tag
His 790	-	expression tag
His 791	-	expression tag
His 792	-	expression tag
His 793	-	expression tag
His 794	-	expression tag
His 795	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	4
	Total formula weight	362101.0
Branched	Number of molecules	4
	Total formula weight	1837.5
All*	Total formula weight	363938.5

*Water molecules are not included.