9YOR

Cryo-EM structure of a preformed dimer of the C. elegans EGFR (LET-23) extracellular region

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B (A, B)	Receptor tyrosine-protein kinase let-23	polymer	799	91067.2	2	UniProt (P24348)	Caenorhabditis elegans	Lethal protein 23
2	C, H (C, H)	beta-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose	branched		586.5	2	In PDB
3	D, E, G, I, J... (D, E, G, I, J...)	2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose	branched		424.4	6	In PDB
4	F, K (F, K)	alpha-D-mannopyranose-(1-6)-beta-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose	branched		748.7	2	In PDB
5	M, N (A, B)	2-acetamido-2-deoxy-beta-D-glucopyranose	non-polymer		221.2	2	Chemie (NAG)

Sequence modifications

A, B: 27 - 819 (UniProt: P24348)

PDB	External Database	Details
His 820	-	expression tag
His 821	-	expression tag
His 822	-	expression tag
His 823	-	expression tag
His 824	-	expression tag
His 825	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	182134.4
Branched	Number of molecules	10
	Total formula weight	5216.9
Non-Polymers*	Number of molecules	2
	Total formula weight	442.4
All*	Total formula weight	187793.7

*Water molecules are not included.