Term Name: pre-B cell receptor complex
Synonyms: pre-BCR
Definition: An immunoglobulin-like complex that is present in at least the plasma membrane of pre-B cells, and that is composed of two identical immunoglobulin heavy chains and two surrogate light chains, each composed of the lambda-5 and VpreB proteins, and a signaling subunit, a heterodimer of the Ig-alpha and Ig-beta proteins.
Ontology: GO: Cellular Component [GO:0035369]    QuickGO    AmiGO

Relationships
is a type of: membrane protein complex
inverse has_plasma_membrane_part: early pro-B cell Fraction C' precursor B cell preBCR-positive large pre-B-II cell
inverse lacks_plasma_membrane_part: Fraction D precursor B cell preBCR-negative large pre-B-II cell small pre-B-II cell