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Placental Growth Hormone (oplGH) Ovine Active Protein

For Research Use Only. Not for use in diagnostic procedures. Catalog #: MBS400051

Recombinant ovine GH-22K produced in E. coli is a single, non-glycosylated, polypeptide chain containing 191 amino acids and having a molecular mass of 21980 Dalton. Predicted pI=7.81. oGH is purified by proprietary chromatographic techniques. It differs from… More details

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Material Safety Data Sheet View PDF
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Product Overview

Product Name
placental growth hormone (oplGH), Active Protein
Full Product Name
Ovine placental growth hormone
Product Gene Name
Product Synonym Names
Ovine placental growth hormone (oplGH)
Sequence
The sequence of the first five N-terminal amino acids was determined and was found to be Ala-Thr-Ph e-Pro-Ala, Less than 4% as determined by gel filtration chromatogr aphy
Host
E Coli
Form/Format
Lyophylized white powder
Purity/Purification
Greater than 98.0% as determined by:
(a) Analysis by RP-HPLC.
(b) Gel filtration at non denaturing conditions using 25 nM Tris-HCl + 150 nM NaCl, pH 8.
(c) Analysis by reducing and non-reducing SDS-PAGE Silver Stained gel.
Preparation and Storage
Lyophilized oplGH although stable at room temperature for 3 weeks, should be stored desiccated below -18 degree C. Upon reconstitution and filter sterilization oGH can be stored at 4 degree C, pH 9 for up to 4 weeks. For long term storage and more diluted solutions it is recommended to add a carrier protein (0.1% HSA or BSA). Please prevent freeze-thaw cycles.
Molecular Weight
27,101 Da
OMIM
139240
3D Structure
ModBase 3D Structure for P01242
Active Protein Note
Protein activity can be an ambiguous term. Please refer to the data sheet or inquire with Technical Support to determine the definition of activity for this product.
Solubility
It is recommended to reconstitute the lyophilized oGH in 0.4% NaHCO3 or water adjusted to pH 9, not less than 100ug/ml, which can then be further diluted to other aqueous solutions, preferably in a presence of a carrier protein such as BSA or similar.
Protein Content
GH.Protein quantitation was carried out by two independent methods:
1. UV spectroscopy at 280 nm using the absorbency value of 0.684 as the extinction coefficient for a 0.1% (1mg/ml) solution. This value is calculated by the PC GENE computer analysis program of protein sequences (IntelliGenetics).
2. Analysis by RP-HPLC, using a calibrated solution of GH-22K-pl as a Reference Standard.
Dimers and Aggregates
Less than 4% as determined by gel filtration chromatography
Endotoxin
Less than 0.1 ng/ug (IEU/ug) of oplGH (22 K).
Formulation
The protein was lyophilized from a concentrated (1mg/ml) solution with 0.0045mM NaHCO3 previously adjusted pH 9.
Biological Activity
oplGH is fully biologically active when compared to World Health Organization (WHO) reference standard using in vitro bioassay in PDF-P1 3B9 cells stably transfected with rabbit GH receptors. It is also capable of forming a 1:2 complex with the recombinant ovine growth hormone receptor extracellular domain (ECD).

Other Notes

Small volumes of oplGH active protein vial(s) may occasionally become entrapped in the seal of the product vial during shipment and storage. If necessary, briefly centrifuge the vial on a tabletop centrifuge to dislodge any liquid in the container`s cap. Certain products may require to ship with dry ice and additional dry ice fee may apply.

Searchable Terms for oplGH purchase

MBS400051 is an active protein targeting oplGH. Also known as Ovine placental growth hormone. Host: E Coli.

Additional Details

NCBI/Uniprot data below describe general gene information for oplGH. It may not necessarily be applicable to this product.

NCBI GI #
NCBI GeneID
NCBI Accession #
UniProt Primary Accession #
UniProt Secondary Accession #
UniProt Related Accession #
NCBI Official Full Name
placental growth hormone isoform hGH-V3
NCBI Official Synonym Full Names
growth hormone 2
NCBI Official Symbol
GH2
NCBI Official Synonym Symbols
GHL; GHV; GH-V; hGH-V
UniProt Protein Name
Growth hormone variant
UniProt Synonym Protein Names
Growth hormone 2; Placenta-specific growth hormone
UniProt Gene Name
GH2
UniProt Synonym Gene Names
GH-V
UniProt Entry Name
SOM2_HUMAN
NCBI Protein Information
growth hormone variant; placenta-specific growth hormone; placental-specific growth hormone

NCBI Summary for oplGH

The protein encoded by this gene is a member of the somatotropin/prolactin family of hormones which play an important role in growth control. The gene, along with four other related genes, is located at the growth hormone locus on chromosome 17 where they are interspersed in the same transcriptional orientation; an arrangement which is thought to have evolved by a series of gene duplications. The five genes share a remarkably high degree of sequence identity. Alternative splicing generates additional isoforms of each of the five growth hormones, leading to further diversity and potential for specialization. As in the case of its pituitary counterpart, growth hormone 1, the predominant isoform of this particular family member shows similar somatogenic activity, with reduced lactogenic activity. Mutations in this gene lead to placental growth hormone/lactogen deficiency. [provided by RefSeq, Jul 2008]
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UniProt Comments for oplGH

GH2: Plays an important role in growth control. Its major role in stimulating body growth is to stimulate the liver and other tissues to secrete IGF-1. It stimulates both the differentiation and proliferation of myoblasts. It also stimulates amino acid uptake and protein synthesis in muscle and other tissues. Belongs to the somatotropin/prolactin family. 4 isoforms of the human protein are produced by alternative splicing.

Protein type: Secreted, signal peptide; Secreted

Chromosomal Location of Human Ortholog: 17q24.2

Cellular Component: extracellular region

Molecular Function: hormone activity
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Precautions

All of MyBioSource's Products are for scientific laboratory research purposes and are not for diagnostic, therapeutics, prophylactic or in vivo use. Through your purchase, you expressly represent and warrant to MyBioSource that you will properly test and use any Products purchased from MyBioSource in accordance with industry standards. MyBioSource and its authorized distributors reserve the right to refuse to process any order where we reasonably believe that the intended use will fall outside of our acceptable guidelines.

Disclaimer

While every efforts were made to ensure the accuracy of the information provided in this datasheet, MyBioSource will not be liable for any omissions or errors contained herein. MyBioSource reserves the right to make changes to this datasheet at any time without prior notice.

It is the responsibility of the customer to report product performance issues to MyBioSource within 30 days of receipt of the product. Please visit our Terms & Conditions page for more information.

Product Note

Select online data sheet information is drawn from bioinformatics databases, occasionally resulting in ambiguous or non-relevant product information. It is the responsibility of the customer to review, verify, and evaluate the information to make sure it matches their requirements before purchasing the kit. Our ELISA Kit assays are dynamic research tools and sometimes they may be updated and improved. If the format of this assay is important to you then please request the current manual or contact our technical support team with a presales inquiry before placing an order. We will confirm the current details of the assay. We cannot guarantee the sample manual posted online is the most current manual, it is intended to serve as an example only. Please refer to the instructions For Use provided with the assay kit for precise details.

Product PubMed Publications

Diseases associated with oplGH active protein

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