The following gene names and symbols are associated with antigen p2x2 across different species:

purinergic receptor P2X, ligand-gated ion channel, 2 (P2rx2)

Other aliases include:

P2x2, P2X2a, MGC129148, MGC129149

On the protein level the following designations are being used for antigen p2x2:

purinergic receptor P2X2

p2x2 fulfills a number of functions:

ATP-gated cation channel activity – ion channel activity – receptor activity

p2x2 is relevant to the following processes:

behavioral response to pain – detection of hypoxic conditions in blood by carotid body chemoreceptor signaling – ion transport – neuromuscular junction development – neuromuscular synaptic transmission – peristalsis – response to ATP – response to carbohydrate stimulus – response to hypoxia – response to organic substance – sensory perception of taste – skeletal muscle fiber development – synaptic transmission – transport – urinary bladder smooth muscle contraction

Locations for p2x2:

integral to membrane – intracellular part – plasma membrane

Source: NCBI Entrez Gene, Gene Ontology