• GO term ID and label for which you request a new superclass

GO:0070971 endoplasmic reticulum exit site
Cellular Component
Definition (GO:0070971 GONUTS page)
An endoplasmic reticulum part at which COPII-coated vesicles are produced. PMID:15623529 PMID:16957052

• New superclass (parent) suggested

GO:0005789 endoplasmic reticulum membrane

• Reference(s), if appropriate

Also improve the definition

An endoplasmic reticulum membrane subdomain at which COPII-coated vesicles are produced.

and add exact synonym ERES

.