The directed import of zinc(2+) from the cytosol, across the endoplasmic reticulum membrane, into the endoplasmic reticulum.
Comment:
This term covers zinc(2+) import *across* the endoplasmic reticulum membrane through a channel or pore. It does not cover import via vesicle fusion with endoplasmic reticulum membrane, as in this case transport does not involve crossing the membrane.
Synonyms:
exact_synonym:
zinc ion import across endoplasmic reticulum; zinc ion import into ER; zinc(2+) import across endoplasmic reticulum; zinc(2+) import into endoplasmic reticulum