5IXT

The crystal structure of the Arabidopsis receptor kinase HAESA LRR ectdomain in complex with a N-terminal extended IDA peptide hormone ligand.

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A	Receptor-like protein kinase 5	polymer	616	67216.2	1	UniProt (P47735) Pfam (PF08263) Pfam (PF00560) Pfam (PF13855) In PDB	Arabidopsis thaliana (Mouse-ear cress)	Protein HAESA
2	B	Protein IDA	polymer	17	1865.1	1	UniProt (Q8LAD7) In PDB	Arabidopsis thaliana	Protein INFLORESCENCE DEFICIENT IN ABSCISSION
3	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	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	A	2-acetamido-2-deoxy-beta-D-glucopyranose	non-polymer		221.2	3	Chemie (NAG)
6	A	MAGNESIUM ION	non-polymer		24.3	2	Chemie (MG)
7	B	1,2-ETHANEDIOL	non-polymer		62.1	1	Chemie (EDO)
8		water	water		18.0	40	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

B: 53 - 69 (UniProt: Q8LAD7)

PDB	External Database	Details
Tyr 53	Leu 53	conflict

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	69081.3
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	71877.5

*Water molecules are not included.