4GKO

Crystal structure of the calcium2+-bound human IgE-Fc(epsilon)3-4 bound to its B cell receptor derCD23

Functional Information from PROSITE/UniProt

site_id	PS00290
Number of Residues	7
Details	IG_MHC Immunoglobulins and major histocompatibility complex proteins signature. YQCRVTH

Chain	Residue	Details
A	TYR416-HIS422
A	PHE522-HIS528

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site_id	PS00615
Number of Residues	24
Details	C_TYPE_LECTIN_1 C-type lectin domain signature. CVmmrgsgr.....WNDAFCdrklgaWVC

Chain	Residue	Details
G	CYS259-CYS282

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Functional Information from SwissProt/UniProt

site_id	SWS_FT_FI1
Number of Residues	24
Details	BINDING: BINDING => ECO:0000269|PubMed:16765898

Chain	Residue	Details
G	GLU249
G	THR251
G	ASN269
G	ASP270
H	GLU249
H	THR251
H	ASN269
H	ASP270
I	GLU249
I	THR251
I	ASN269
I	ASP270
J	GLU249
J	THR251
J	ASN269
J	ASP270
K	GLU249
K	THR251
K	ASN269
K	ASP270
L	GLU249
L	THR251
L	ASN269
L	ASP270

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site_id	SWS_FT_FI2
Number of Residues	6
Details	CARBOHYD: O-linked (Xyl...) (chondroitin sulfate) serine => ECO:0000269|PubMed:37453717

Chain	Residue	Details
G	SER296
H	SER296
I	SER296
J	SER296
K	SER296
L	SER296

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