4MN8

Crystal structure of flg22 in complex with the FLS2 and BAK1 ectodomains

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A (A)	LRR receptor-like serine/threonine-protein kinase FLS2	polymer	782	85524.3	1	UniProt (Q9FL28) Pfam (PF08263) Pfam (PF00560) Pfam (PF13855)	Arabidopsis thaliana (mouse-ear cress thale-cress)	Protein FLAGELLIN-SENSING 2, Protein FLAGELLIN-SENSITIVE 2
2	B (B)	BRASSINOSTEROID INSENSITIVE 1-associated receptor kinase 1	polymer	226	24631.2	1	UniProt (Q94F62) Pfam (PF08263) Pfam (PF13855) Pfam (PF00560)	Arabidopsis thaliana (mouse-ear cress thale-cress)	AtBAK1, BRI1-associated receptor kinase 1, Protein ELONGATED, Somatic embryogenesis receptor kinase 3, AtSERK3, Somatic embryogenesis receptor-like kinase 3
3	C (C)	flg22	polymer	22	2275.5	1
4	D (D)	2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose	branched		424.4	1	In PDB GlyTouCan (G42666HT)
5	E, F, G, H, I... (A)	2-acetamido-2-deoxy-beta-D-glucopyranose	non-polymer		221.2	9	Chemie (NAG)
6	AA, BA, CA, M, N... (B, C, A)	SULFATE ION	non-polymer		96.1	16	Chemie (SO4)

Sequence modifications

A: 25 - 800 (UniProt: Q9FL28)

PDB	External Database	Details
His 801	-	expression tag
His 802	-	expression tag
His 803	-	expression tag
His 804	-	expression tag
His 805	-	expression tag
His 806	-	expression tag

B: 1 - 220 (UniProt: Q94F62)

PDB	External Database	Details
His 221	-	expression tag
His 222	-	expression tag
His 223	-	expression tag
His 224	-	expression tag
His 225	-	expression tag
His 226	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	3
	Total formula weight	112431.0
Branched	Number of molecules	1
	Total formula weight	424.4
Non-Polymers*	Number of molecules	25
	Total formula weight	3527.9
All*	Total formula weight	116383.2

*Water molecules are not included.