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Recombinant Proteins

Modified or manipulated proteins encoded by recombinant DNA and suitable for a variety of purposes including the modification of gene sequences, mass protein production, and the manufacture of commercial products.
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1 – 15 of 1,017 results
1

R&D Systems™ Recombinant Human BDNF Protein, Animal-Free

Recombinant Protein

Accession Number P23560.1
Purity or Quality Grade >97%, by SDS-PAGE visualized with Silver Staining and quantitative densitometry by Coomassie« Blue Staining.
Conjugate Unconjugated
Gene Alias abrineurin, ANON2, brain-derived neurotrophic factor, BULN2, MGC34632, neurotrophin
Molecular Weight (g/mol) M.W.-observed: 12 kDa, under reducing conditions., M.W.-theroretical: 13.1 kDa
Gene ID (Entrez) 627
Formulation Lyophilized from a 0.2 μm filtered solution in PBS with Trehalose.
Reconstitution Reconstitute the 25μg size at 250μg/mL in PBS. Reconstitute all other sizes at 500μg/mL in PBS.
Endotoxin Concentration <0.10 EU per 1μg of the protein by the LAL method.
Storage Requirements Use a manual defrost freezer and avoid repeated freeze-thaw cycles. 12 months from date of receipt, -20 to -70 °C as supplied. 1 month, 2 to 8 °C under sterile conditions after reconstitution. 3 months, -20 to -70 °C under sterile conditions after reconstitution.
For Use With (Application) Bioactivity
Protein BDNF
Source E. coli-derived human BDNF protein Arg134-Arg247, with an N-terminal Met Produced using non-animal reagents in an animal-free laboratory.
2

Gibco™ Human GM-CSF, Animal-Free Recombinant Protein, PeproTech®

Recombinant Protein

ENCOMPASS EDGE ENCOMPASS_PREFERRED
Content And Storage -20°C
Purity or Quality Grade ≥ 98% by SDS-PAGE gel and HPLC analyses.
Conjugate Unconjugated
Form Lyophilized
Common Name GM-CSF
Molecular Weight (g/mol) 14.6 kDa
Gene Symbol CSF2
Endotoxin Concentration <0.1 EU/ μg
Sequence MAPARSPSPS TQPWEHVNAI QEARRLLNLS RDTAAEMNET VEVISEMFDL QEPTCLQTRL ELYKQGLRGS LTKLKGPLTM MASHYKQHCP PTPETSCATQ IITFESFKEN LKDFLLVIPF DCWEPVQE
Expression System E. coli
For Use With (Application) Functional Assay
Source E. coli
Name Human GM-CSF, Animal-Free
Accession Number P04141
Regulatory Status RUO
Gene Alias colony stimulating factor 2; colony stimulating factor 2 (granulocyte-macrophage); colony-stimulating factor; CSF; CSF2; Csfgm; cytokine; GMCSF; Gm-CSf; granulocyte macrophage colony stimulating factor; granulocyte macrophage-colony stimulating factor; granulocyte-macrophage colony stimulating factor 2; granulocyte-macrophage colony-stimulating factor; MGC131935; MGC138897; MGC151255; MGC151257; MGI-IGM; M-GM-CSF; molgramostin; put. GM-CSF; sargramostim
Biological Activity The ED50 was determined by the dose-dependent stimulation of the proliferation of human TF-1 cells is ≤ 0.1 ng/ml, corresponding to a specific activity of ≥ 1 x 10^7 units/mg
Gene ID (Entrez) 1437
Formulation protein with no preservative
Recombinant Recombinant
3

R&D Systems™ Recombinant Human IL-2 Protein, Animal-Free

Contains the Cysteine to Serine substitution found in Proleukin™ (aldesleukin)

Accession Number P60568.1
Purity or Quality Grade >97%, by SDS-PAGE visualized with Silver Staining and quantitative densitometry by Coomassie™ Blue Staining.
Conjugate Unconjugated
Gene Alias aldesleukin, IL2, IL-2, IL-2 lymphokine, interleukin 2, interleukin-2, involved in regulation of T-cell clonal expansion, Proleukin, T cell growth factor, T-cell growth factor, TCGF
Molecular Weight (g/mol) M.W.-observed: 13 kDa, under reducing conditions., M.W.-theroretical: 15.5 kDa
Gene ID (Entrez) 3558
Formulation Lyophilized from a 0.2 μm filtered solution in Sodium Acetate with Trehalose.
Reconstitution Reconstitute at 500 μg/mL in sterile deionized water.
Endotoxin Concentration <0.01 EU / 1 μg of the protein by the LAL method.
Storage Requirements Use a manual defrost freezer and avoid repeated freeze-thaw cycles. 12 months from date of receipt, -20°C to -70°C as supplied. 1 month, 2°C to 8°C under sterile conditions after reconstitution. 3 months, -20°C to -70°C under sterile conditions after reconstitution.
For Use With (Application) Bioactivity
Protein IL-2
Source E. coli-derived human IL-2 protein Ala21-Thr153 (Cys145Ser), with and without an N-terminal Met Produced using non-animal reagents in an animal-free laboratory.
4

Novus Biologicals™ Recombinant Rat Prolactin Animal-Free Protein
SDP

Highly purified and high bioactivity. Generating reliable and reproducible results. Applications: SDS-Page, Bioactivity

Buffer Lyophilized from a sterile (0.2 micron) filtered aqueous solution containing 20 mM sodium phosphate, pH 7.5
Purity or Quality Grade >95%, by SDS-PAGE
Conjugate Unconjugated
Specific Reactivity Prolactin
Molecular Weight (g/mol) 22.7 kDa
Gene Symbol PRL
Endotoxin Concentration Acceptance criteria for endotoxin levels are <1 EUs/ug protein (determined by Kinetic LAL Method).
Storage Requirements Store at -20 to -80°C. Avoid freeze-thaw cycles.
Concentration Lyoph
For Use With (Application) SDS-PAGE,Bioactivity
Source E. coli
Regulatory Status RUO
Gene ID (Entrez) 5617
Reconstitution Sterile water at 0.1 mg/mL
Species Rat
Recombinant Recombinant
5

Novus Biologicals™ Recombinant Human Persephin Animal-Free Protein
SDP

Highly purified and high bioactivity. Generating reliable and reproducible results.

Buffer Lyophilized from a sterile (0.2 micron) filtered aqueous solution containing 10 mM sodium phosphate, pH 7.5
Purification Method >95%, by SDS-PAGE
Specific Reactivity Persephin is a dimer, 10.4/20.8 kDa (97/194 aa)
Molecular Weight (g/mol) 20.8 kDa
Gene ID (Entrez) 5623
Gene Symbol PSPN
Reconstitution Sterile water at 0.1 mg/mL
Storage Requirements Store at -20 to -80°C. Avoid freeze-thaw cycles.
Concentration Lyoph
For Use With (Application) Bioactivity,SDS-PAGE
Source E. coli
6

Novus Biologicals™ Recombinant Human LIF Animal-Free Protein
SDP

Highly purified and high bioactivity. Generating reliable and reproducible results.

Buffer Lyophilized from a sterile (0.2 micron) filtered aqueous solution containing 0.1% Trifluoroacetic Acid (TFA)
Purification Method >95%, by SDS-PAGE
Specific Reactivity LIF is a monomer, 19.8 kDa (181 aa)
Molecular Weight (g/mol) 19.8 kDa
Gene ID (Entrez) 3976
Gene Symbol LIF
Reconstitution Sterile 10 mM acetic acid at 0.1 mg/mL
Storage Requirements Store at -20 to -80°C. Avoid freeze-thaw cycles.
Concentration Lyoph
For Use With (Application) Bioactivity,SDS-PAGE
Source E. coli
7

Novus Biologicals™ Recombinant Rat Prolactin Animal-Free Protein
SDP

Highly purified and high bioactivity. Generating reliable and reproducible results.

Buffer Lyophilized from a sterile (0.2 micron) filtered aqueous solution containing 20 mM sodium phosphate, pH 7.5
Purification Method >95%, by SDS-PAGE
Specific Reactivity Prolactin is a monomer, 22.7 kDa (198 aa)
Molecular Weight (g/mol) 22.7 kDa
Gene ID (Entrez) 5617
Gene Symbol PRL
Reconstitution Sterile water at 0.1 mg/mL
Storage Requirements Store at -20 to -80°C. Avoid freeze-thaw cycles.
Concentration Lyoph
For Use With (Application) Bioactivity,SDS-PAGE
Source E. coli
8

Novus Biologicals™ Recombinant Human LIF Animal-Free Protein
SDP

Highly purified and high bioactivity. Generating reliable and reproducible results. Applications: SDS-Page, Bioactivity

Buffer Lyophilized from a sterile (0.2 micron) filtered aqueous solution containing 0.1% Trifluoroacetic Acid (TFA)
Purity or Quality Grade >95%, by SDS-PAGE
Conjugate Unconjugated
Specific Reactivity LIF
Molecular Weight (g/mol) 19.8 kDa
Gene Symbol LIF
Endotoxin Concentration Acceptance criteria for endotoxin levels are <1 EUs/ug protein (determined by Kinetic LAL Method).
Storage Requirements Store at -20 to -80°C. Avoid freeze-thaw cycles.
Concentration Lyoph
For Use With (Application) SDS-PAGE,Bioactivity
Source E. coli
Regulatory Status RUO
Gene ID (Entrez) 3976
Reconstitution Sterile 10 mM acetic acid at 0.1 mg/mL
Species Human
Recombinant Recombinant
9

Novus Biologicals™ Recombinant Mouse MIF Animal-Free Protein
SDP

Highly purified and high bioactivity. Generating reliable and reproducible results. Applications: SDS-Page, Bioactivity

Buffer Lyophilized from a sterile (0.2 micron) filtered aqueous solution containing 10 mM sodium phosphate, pH 7.5
Purity or Quality Grade >95%, by SDS-PAGE
Conjugate Unconjugated
Specific Reactivity MIF
Molecular Weight (g/mol) 12.5 kDa
Gene Symbol MIF
Endotoxin Concentration Acceptance criteria for endotoxin levels are <1 EUs/ug protein (determined by Kinetic LAL Method).
Storage Requirements Store at -20 to -80°C. Avoid freeze-thaw cycles.
Concentration Lyoph
For Use With (Application) SDS-PAGE,Bioactivity
Source E. coli
Regulatory Status RUO
Gene ID (Entrez) 4282
Reconstitution Sterile water at 0.1 mg/mL. The product works best when used fresh after reconstitution.
Species Mouse
Recombinant Recombinant
10

Novus Biologicals™ Recombinant Human WISP2 Animal-Free Protein
SDP

Highly purified and high bioactivity. Generating reliable and reproducible results. Applications: SDS-Page

Buffer Lyophilized from a sterile (0.2 micron) filtered aqueous solution containing 0.1% Trifluoroacetic Acid (TFA)
Purity or Quality Grade >95%, by SDS-PAGE
Conjugate Unconjugated
Specific Reactivity WISP2
Molecular Weight (g/mol) 24.4 kDa
Gene Symbol WISP2
Endotoxin Concentration Acceptance criteria for endotoxin levels are <1 EUs/ug protein (determined by Kinetic LAL Method).
Storage Requirements Store at -20 to -80°C. Avoid freeze-thaw cycles.
Concentration Lyoph
For Use With (Application) SDS-PAGE
Source E. coli
Regulatory Status RUO
Gene ID (Entrez) 8839
Reconstitution Sterile 10 mM acetic acid at 0.1 mg/mL
Species Human
Recombinant Recombinant
11

Novus Biologicals™ Recombinant Mouse LIF Animal-Free Protein
SDP

Highly purified and high bioactivity. Generating reliable and reproducible results. Applications: SDS-Page, Bioactivity

Buffer Lyophilized from a sterile (0.2 micron) filtered aqueous solution containing 0.1% Trifluoroacetic Acid (TFA)
Purity or Quality Grade >95%, by SDS-PAGE
Conjugate Unconjugated
Specific Reactivity LIF
Molecular Weight (g/mol) 20 kDa
Gene Symbol LIF
Endotoxin Concentration Acceptance criteria for endotoxin levels are <1 EUs/ug protein (determined by Kinetic LAL Method).
Storage Requirements Store at -20 to -80°C. Avoid freeze-thaw cycles.
Concentration Lyoph
For Use With (Application) SDS-PAGE,Bioactivity
Source E. coli
Regulatory Status RUO
Gene ID (Entrez) 3976
Reconstitution Sterile 10 mM acetic acid at 0.1 mg/mL
Species Mouse
Recombinant Recombinant
12

Novus Biologicals™ Recombinant Human CNTF Animal-Free Protein
SDP

Highly purified and high bioactivity. Generating reliable and reproducible results.

Buffer Lyophilized from a sterile (0.2 micron) filtered aqueous solution containing 10 mM sodium phosphate, pH 7.5
Purification Method >95%, by SDS-PAGE
Specific Reactivity CNTF is a monomer, 22.9 kDa (200 aa)
Molecular Weight (g/mol) 22.9 kDa
Gene ID (Entrez) 1270
Gene Symbol CNTF
Reconstitution Sterile water at 0.1 mg/mL. If a precipitate is observed, centrifuge the solution thoroughly and use only the soluble fraction (removing it from the precipitate). A 10% overfill has been added to compensate for any loss of protein in the precipitate.
Storage Requirements Store at -20 to -80°C. Avoid freeze-thaw cycles.
Concentration Lyoph
For Use With (Application) Bioactivity,SDS-PAGE
Source E. coli
13

Novus Biologicals™ Recombinant Human WISP2 Animal-Free Protein
SDP

Highly purified and high bioactivity. Generating reliable and reproducible results.

Buffer Lyophilized from a sterile (0.2 micron) filtered aqueous solution containing 0.1% Trifluoroacetic Acid (TFA)
Purification Method >95%, by SDS-PAGE
Specific Reactivity WISP2 is a monomer, 24.4 kDa (228 aa)
Molecular Weight (g/mol) 24.4 kDa
Gene ID (Entrez) 8839
Gene Symbol WISP2
Reconstitution Sterile 10 mM acetic acid at 0.1 mg/mL
Storage Requirements Store at -20 to -80°C. Avoid freeze-thaw cycles.
Concentration Lyoph
For Use With (Application) SDS-PAGE
Source E. coli
14

R&D Systems™ Recombinant Mouse LIF, Animal-Free Protein

Accession Number P09056.1
Conjugate Unconjugated
Gene Alias CDF, D factor, DIA, differentiation inhibitory activity, differentiation stimulating factor, Differentiation-stimulating factor, Emfilermin, HILDAcholinergic differentiation factor, leukemia inhibitory factor, leukemia inhibitory factor (cholinergic differentiation factor), Melanoma-derived LPL inhibitor, MLPLI
Molecular Weight (g/mol) M.W. (Observed): Monomeric mouse LIF protein only, M.W. (Theroretical): 20 kDa
Gene ID (Entrez) 3976
Formulation Lyophilized from acetonitrile/TFA
Reconstitution Resuspend in 10 mM HCl at >100 μg/mL, prepare single use aliquots, add carrier protein if desired.
Endotoxin Concentration <0.10 EU per 1 μg of the protein by the LAL method.
Storage Requirements Store lyophilized protein between -20°C to -80°C until the date of expiry. Avoid freeze-thaw cycles.
For Use With (Application) Bioactivity
Protein LIF
Source E. coli-derived mouse LIF protein
15

Novus Biologicals™ Recombinant Human GDNF Animal-Free Protein
SDP

Highly purified and high bioactivity. Generating reliable and reproducible results. Applications: SDS-Page, Bioactivity

Buffer Lyophilized from a sterile (0.2 micron) filtered aqueous solution containing 10 mM sodium citrate, 100 mM sodium chloride, pH 4.0
Purity or Quality Grade >95%, by SDS-PAGE
Conjugate Unconjugated
Specific Reactivity GDNF
Molecular Weight (g/mol) 30.4 kDa
Gene Symbol GDNF
Endotoxin Concentration Acceptance criteria for endotoxin levels are <1 EUs/ug protein (determined by Kinetic LAL Method).
Storage Requirements Store at -20 to -80°C. Avoid freeze-thaw cycles.
Concentration Lyoph
For Use With (Application) SDS-PAGE,Bioactivity
Source E. coli
Regulatory Status RUO
Gene ID (Entrez) 2668
Reconstitution Sterile water at 0.1 mg/mL
Species Human
Recombinant Recombinant