5Y3L

Crystal structure of horse TLR9 in complex with two DNAs (CpG DNA and CCGCAC DNA)

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 9	polymer	802	89427.6	2	UniProt (Q2EEY0) Pfam (PF13516) Pfam (PF00560) Pfam (PF13855) Pfam (PF18837) In PDB	Equus caballus (Horse)
2	C, D	DNA (5'-D(*AP*GP*GP*CP*GP*TP*TP*TP*TP*T)-3')	polymer	10	3066.0	2		synthetic construct
3	E, F	DNA (5'-D(*CP*CP*GP*CP*AP*C)-3')	polymer	6	1754.2	2		synthetic construct
4	G, H	2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose	branched		424.4	2	In PDB GlyTouCan (G42666HT)
5	A, B	2-acetamido-2-deoxy-beta-D-glucopyranose	non-polymer		221.2	16	Chemie (NAG)
6		water	water		18.0	87	Chemie (HOH)

Sequence modifications

A, B: 26 - 819 (UniProt: Q2EEY0)

PDB	External Database	Details
Arg 22	-	expression tag
Ser 23	-	expression tag
Pro 24	-	expression tag
Trp 25	-	expression tag
Glu 818	Cys 818	conflict
Leu 820	-	expression tag
Val 821	-	expression tag
Pro 822	-	expression tag
Arg 823	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	6
	Total formula weight	188495.5
Branched	Number of molecules	2
	Total formula weight	848.8
Non-Polymers*	Number of molecules	16
	Total formula weight	3539.3
All*	Total formula weight	192883.6

*Water molecules are not included.