Reactivity | HuSpecies Glossary |
Applications | WB |
Clonality | Polyclonal |
Host | Sheep |
Conjugate | Unconjugated |
Concentration | LYOPH |
Immunogen | Chinese hamster ovary cell line CHO-derived recombinant human Olfactomedin‑2/Noelin‑2 Gln21-Pro454 Accession # O95897 |
Specificity | Detects human Olfactomedin‑2/Noelin‑2 in direct ELISAs and Western blots. In direct ELISAs, approximately 10% cross‑reactivity with recombinant mouse (rm) Olfactomedin‑1 is observed and less than 5% cross-reactivity with recombinant human Olfactomedin‑4 and rmOlfactomedin‑L3 is observed. |
Source | N/A |
Isotype | IgG |
Clonality | Polyclonal |
Host | Sheep |
Gene | OLFM2 |
Purity Statement | Antigen Affinity-purified |
Innovator's Reward | Test in a species/application not listed above to receive a full credit towards a future purchase. |
Storage | Use a manual defrost freezer and avoid repeated freeze-thaw cycles.
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Buffer | Lyophilized from a 0.2 μm filtered solution in PBS with Trehalose. *Small pack size (SP) is supplied either lyophilized or as a 0.2 µm filtered solution in PBS. |
Preservative | No Preservative |
Concentration | LYOPH |
Reconstitution Instructions | Reconstitute at 0.2 mg/mL in sterile PBS. |
Olfactomedin-2 (OLFM2, OM2), also called OlfC or neuronal olfactomedin-related endoplasmic reticulum-localized-2 (Noelin-2) is a 50 kDa (predicted), secreted member of the olfactomedin/noelin family of proteins (1‑3). Since Noelin-2 has also been used to designate an alternately spliced form of Noelin-1, Olfactomedin-2 is the less ambiguous name (4). Olfactomedin domain-containing proteins are often found in neural tissues (3). Human Olfactomedin-2 expressed sequence tags have mainly been found in the brain and eye, and RNA in the cerebellum (1, 2). In zebrafish, Olfactomedin-2 expression is developmentally regulated and, like Noelin-1, may play a role in neural crest cell differentiation (5). The human Olfactomedin-2 cDNA encodes a 20 amino acid (aa) signal sequence and a 454 mature protein that contains two coiled-coil regions (aa 58‑85 and 136‑193) and an Olfactomedin domain (aa 194‑446). Mature human Olfactomedin-2 shares 98% aa identity with rat, bovine and equine, 97% with mouse and canine, 81% with Xenopus, and 77% with zebrafish Olfactomedin-2. No alternate splice variants have been reported for Olfactomedin-2 (1). Polymorphisms of human Olfactomedin-2, with or without additional polymorphisms in optineurin (OPTN), have been associated with a small fraction of high intraocular pressure or open-angle glaucoma cases in Japanese patients (6). The family member myocilin shows stronger association with these ocular disorders, and either myocilin or Noelin-1 might heterodimerize with Olfactomedin-2 (1). Evidence suggests that Olfactomedin-2 has evolved from Noelin-1 gene duplication, and myocilin from Olfactomedin-2 gene duplication (1).
Secondary Antibodies |
Isotype Controls |
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