3WPF

Crystal structure of mouse TLR9 (unliganded form)

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A	Toll-like receptor 9	polymer	803	90172.6	1	UniProt (Q9EQU3) Pfam (PF18837) Pfam (PF13855) In PDB	Mus musculus (mouse)
2	A	2-acetamido-2-deoxy-beta-D-glucopyranose	non-polymer		221.2	3	Chemie (NAG)
3	A	SULFATE ION	non-polymer		96.1	12	Chemie (SO4)
4		water	water		18.0	236	Chemie (HOH)

Sequence modifications

A: 26 - 818 (UniProt: Q9EQU3)

PDB	External Database	Details
Arg 22	-	expression tag
Ser 23	-	expression tag
Pro 24	-	expression tag
Trp 25	-	expression tag
Gln 200	Asn 200	engineered mutation
Gln 242	Asn 242	engineered mutation
Gln 309	Asn 309	engineered mutation
Gln 495	Asn 495	engineered mutation
Gln 568	Asn 568	engineered mutation
Gln 695	Asn 695	engineered mutation
Gln 752	Asn 752	engineered mutation
Glu 819	-	expression tag
Phe 820	-	expression tag
Leu 821	-	expression tag
Val 822	-	expression tag
Pro 823	-	expression tag
Arg 824	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	1
	Total formula weight	90172.6
Non-Polymers*	Number of molecules	15
	Total formula weight	1816.4
All*	Total formula weight	91988.9

*Water molecules are not included.