5IXQ

Crystal structure of the Arabidopsis receptor kinase HAESA LRR ectdomain in complex with the peptide hormone IDA.

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A (A)	Receptor-like protein kinase 5	polymer	616	67216.2	1	UniProt (P47735) Pfam (PF08263) Pfam (PF00560) Pfam (PF13855)	Arabidopsis thaliana (Mouse-ear cress)	Protein HAESA
2	B (B)	Protein IDA	polymer	12	1319.5	1	UniProt (Q8LAD7)	Arabidopsis thaliana	Protein INFLORESCENCE DEFICIENT IN ABSCISSION
3	C, D, F (C, D, F)	2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose	branched		424.4	3	In PDB GlyTouCan (G42666HT)
4	E (E)	alpha-D-mannopyranose-(1-3)-beta-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose	branched		748.7	1	In PDB GlyTouCan (G81315DD)
5	G, H, I (A)	2-acetamido-2-deoxy-beta-D-glucopyranose	non-polymer		221.2	3	Chemie (NAG)
6	J, K (A)	MAGNESIUM ION	non-polymer		24.3	2	Chemie (MG)
7	L (B)	1,2-ETHANEDIOL	non-polymer		62.1	1	Chemie (EDO)
8	M, N (A, B)	water	water		18.0	39	Chemie (HOH)

Sequence modifications

A: 20 - 620 (UniProt: P47735)

PDB	External Database	Details
Gly 15	-	expression tag
Ser 16	-	expression tag
Ser 17	-	expression tag
Met 18	-	expression tag
Gly 19	-	expression tag
Leu 621	-	expression tag
Glu 622	-	expression tag
Gly 623	-	expression tag
Ser 624	-	expression tag
Glu 625	-	expression tag
Asn 626	-	expression tag
Leu 627	-	expression tag
Tyr 628	-	expression tag
Phe 629	-	expression tag
Gln 630	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	68535.7
Branched	Number of molecules	4
	Total formula weight	2021.9
Non-Polymers*	Number of molecules	6
	Total formula weight	774.3
All*	Total formula weight	71331.9

*Water molecules are not included.