| GO | Name |
| GO:0005783 | endoplasmic reticulum |
| GO:0005791 | rough endoplasmic reticulum |
| GO:0006613 | cotranslational protein targeting to membrane |
| GO:0006620 | posttranslational protein targeting to endoplasmic reticulum membrane |
| GO:0016020 | membrane |
| GO:0016021 | integral component of membrane |
| GO:0030176 | integral component of endoplasmic reticulum membrane |
| GO:0031204 | posttranslational protein targeting to membrane, translocation |
| GO:0038023 | signaling receptor activity |