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Human PRL Protein, His Tag

Human PRL Protein, His Tag

Catalog Number: S0A0016 Brand: Starter
Price:
Regular price $385 USD
Regular price Sale price $385 USD
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Product Details

Product Specification


Species Human
Synonyms Prolactin, Lactotropin
Accession P01236
Amino Acid Sequence

Protein sequence (P01236, Leu29-Cys227, with C-His Tag) LPICPGGAARCQVTLRDLFDRAVVLSHYIHNLSSEMFSEFDKRYTHGRGFITKAINSCHTSSLATPEDKEQAQQMNQKDFLSLIVSILRSWNEPLYHLVTEVRGMQEAPEAILSKAVEIEEQTKRLLEGMELIVSQVHPETKENEIYPVWSGLPSLQMADEESRLSAYYNLLHCLRRDSHKIDNYLKLLKCRIIHNNNC

Expression System HEK293
Molecular Weight Predicted MW: 24.6 kDaObserved MW: 25, 28 kDa
Purity >95% by SDS-PAGE
Endotoxin <1EU/μg
Conjugation Unconjugated
Physical Appearance Lyophilized powder
Storage Buffer

Lyophilized from a 0.2 μm filtered solution of PBS, pH7.4 with 3% trehalose.

Reconstitution Reconstitute no more than 1 mg/mL according to the size in deionized water after rapid centrifugation.
Stability & Storage

12 months from date of receipt, -20 to -70 °C as supplied.
6 months, -20 to -70 °C under sterile conditions after reconstitution.
1 week, 2 to 8 °C under sterile conditions after reconstitution.
Please avoid repeated freeze-thaw cycles.

Background

Prolactin (PRL), also known as lactotropin, is a protein best known for its role in enabling mammals to produce milk. Prolactin is secreted from the pituitary gland in response to eating, mating, estrogen treatment, ovulation and nursing. It is secreted heavily in pulses in between these events. Prolactin plays an essential role in metabolism, regulation of the immune system and pancreatic development. Prolactin levels may be checked as part of a sex hormone workup, as elevated prolactin secretion can suppress the secretion of follicle stimulating hormone and gonadotropin-releasing hormone, leading to hypogonadism and sometimes causing erectile dysfunction. Prolactin levels may be of some use in distinguishing epileptic seizures from psychogenic non-epileptic seizures. The serum prolactin level usually rises following an epileptic seizure.

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Bioactivity

Immobilized Human PRL Protein, His Tag at 1.0 μg/mL (100μL/well) can bind Prolactin R/PRLR Fc Chimera Protein, Human (Cat. No. UA016068) with EC50 of 4.7-6.3 ng/mL.

SDS-PAGE

2μg(R: reducing conditions)