Proteintech

From our bench to your bench. Proteintech products have been cited over 250,000 times in journals worldwide.

Founded in 2001 by scientists, Proteintech is a leading manufacturer of antibodies, proteins, nanobodies, and immunoassays. Proteintech has the largest proprietary portfolio of self-manufactured antibodies covering two-thirds of the human proteome. Proteintech products have been cited over 250,000 times in journals worldwide and enable scientists to publish reliable and reproducible results.

Top Categories
Resources
Special Offers
All Products

Top Categories

Antibodies

Antibodies against 13,000 different proteins in stock for next day delivery. All extensively validated in-house, including the use of siRNA KO/KD to demonstrate specificity. 20μL samples available.

Explore All Antibodies Control Antibodies CoraLite Directly-Conjugated Antibodies

cGMP Cytokines and Growth Factors

Produced in HEK293 cells using animal-free components with high bioactivity, stability, and lot-to-lot consistency. No expression tags and xeno-free. GMP-compliant and ISO13485 certified.

cGMP Grade Research Grade

Immunoassays

Immunoassay kits including pre-coated ELISA kits with superior performance and reliability, IHCeasy kits, and more.

ELISA Kits IHCeasy Kits

Nanobody-Based Reagents

ChromoTek Nanobody-based reagents are thoroughly validated, recombinantly expressed, and ready to use. Ideal for immunoprecipitation, immunofluorescence, live-cell imaging, biosensor assays, and protein purification.

Explore All Nanobody-Based Reagents

Genomics

Multi-Pro antibodies unlock the quantification of both cell surface and intracellular proteins during single-cell RNAseq experiments. Made for 10x Genomics Flex with feature barcoding and sample multiplexing.

MultiPro Immune Profiling Cocktail

FlexAble Antibody Labeling Kits

FlexAble is a novel antibody labeling kit that uses an affinity linker to conjugate fluorochromes, enzymes, and molecules in any buffer condition. Suitable for single or multiplex staining.

Browse All FlexAble Kits

Resources

Antibodies and Immunoassays

Filename: 22675_Antibodies_and_Immunoassays.pdf
Size: 13 MB
Format: application/pdf

HumanKine Cytokines and Growth Factors

Filename: 22675_HumanKine_Cytokines_and_Growth_Factors.pdf
Size: 9 MB
Format: application/pdf

Chromotek Nanobody Based Reagents

Filename: 22675_Chromotek_Nanobody_Based_Reagents.pdf
Size: 5 MB
Format: application/pdf

FlexAble Antibody Labeling Kits

Filename: 22675_FlexAble_Antibody_Labeling_Kits.pdf
Size: 2 MB
Format: application/pdf

Induced Pluripotent Stem Cells

Filename: 22675_Induced_Pluripotent_Stem_Cells.pdf
Size: 1 MB
Format: application/pdf

Antibodies for Cancer Immunotherapy

Filename: 22675_Antibodies_for_Cancer_Immunotherapy.pdf
Size: 2 MB
Format: application/pdf

The Complete Guide to Cell Culture

Filename: 22675_The_Complete_Guide_to_Cell_Culture.pdf
Size: 6 MB
Format: application/pdf

The Complete Guide to Immunohistochemistry

Filename: 22675_The_Complete_Guide_to_Immunohistochemistry.pdf
Size: 6 MB
Format: application/pdf

The Complete Guide to Western Blotting

Filename: 22675_The_Complete_Guide_to_Western_Blotting.pdf
Size: 15 MB
Format: application/pdf

The Complete Guide to Flow Cytometry

Filename: 22675_The_Complete_Guide_to_Flow_Cytometry.pdf
Size: 3 MB
Format: application/pdf

Special Offers

1 – 15 of 57,647 results

Proteintech™ HumanKine™ Recombinant Human Wnt3A Protein

HumanKine™ cytokines and growth factors are human cell expressed proteins in HEK293 cells

Pricing and Availability
Specifications

Content And Storage	Lyophilized proteins are stable for 1 year from the date of receipt if stored between -20 to -80°C. Upon reconstitution, it is recommended the solution be stored at 4°C for short term or at -20 to -80°C for long term. Repeated freeze thaw cycles should be avoided with reconstituted products.
Purity or Quality Grade	> 90%
Form	Lyophilized
Molecular Weight (g/mol)	38 to 42 kDa
Gene ID (Entrez)	89780
Activity	Typically ≤ 20 ng/mL EC50
Reconstitution	Briefly centrifuge the vial before opening. It is recommended to reconstitute the protein to ≤ 100 μg/mL in sterile 1 x PBS containing 0.1% endotoxin-free recombinant human serum albumin (HSA).
Expression System	Human embryonic kidney 293 (HEK293) human cell expression system
Species	Human

Proteintech Broad Range Prestained Protein Marker

The PL00002 Broad Range Protein Marker is a ready-to-use three-color protein standard with 13 prestained proteins covering a wide range of molecular weights from 3 to 245 kDa in Tris-Glycine buffer.

Pricing and Availability

Promotions Available

Proteintech GAPDH Mouse anti-Human, Mouse, Plant, Rat, Yeast, Zebrafish, Clone: 1E6D9, Proteintech

Mouse Monoclonal Antibody

Pricing and Availability

Proteintech EXOG Rabbit anti-Human, Mouse, Rat, Polyclonal, Proteintech

Rabbit Polyclonal Antibody

Pricing and Availability
Specifications

Content And Storage	-20°C
Target Species	Human,Mouse,Rat
Host Species	Rabbit
Conjugate	Unconjugated
Applications	Western Blot
Form	Liquid
Isotype	IgG
Gene Accession No.	Q8C163, Q9Y2C4
Concentration	0.23 mg/mL
Antigen	EXOG
Gene Symbols	EXOG
Regulatory Status	RUO
Purification Method	Antigen Affinity Chromatography
Gene Alias	Endo G like 1, ENDOGL1, ENDOGL2, Endonuclease G like 1, ENGL, ENGL a, ENGL B, EXOG, Nuclease EXOG, mitochondrial
Gene	EXOG
Product Type	Antibody
Gene ID (Entrez)	208194, 301062, 9941
Formulation	PBS with 50% glycerol and 0.02% sodium azide; pH 7.3
Immunogen	EXOG Fusion Protein Ag16122
Classification	Polyclonal
Primary or Secondary	Primary

Proteintech HRP-conjugated Streptavidin

Validated for the following applications: ELISA and WB

Pricing and Availability

Proteintech Cd31 Rabbit anti-Mouse, Unconjugated, Polyclonal, Proteintech

Rabbit Polyclonal Antibody

Pricing and Availability
Specifications

Antigen	Cd31
Target Species	Mouse,Human
Host Species	Rabbit
Conjugate	Unconjugated
Applications	Western Blot,Immunohistochemistry,Immunofluorescence
Gene ID (Entrez)	18613
Classification	Polyclonal
Isotype	IgG
Primary or Secondary	Primary
Concentration	267 μg/mL

Proteintech His-Tag Mouse anti-Tag, Clone: 1B7G5, Proteintech

Mouse Monoclonal Antibody

Pricing and Availability

Proteintech His-Tag Mouse anti-Tag, HRP, Clone: 1B7G5, Proteintech

Mouse Monoclonal Antibody

Pricing and Availability

Proteintech Prestained Protein Marker

The PL00001 Regular Range Protein Marker is a ready to use three-color protein standard with 10 prestained proteins covering a wide range of molecular weights from 10 to 180 kDa.

Pricing and Availability

Proteintech GFP tag Rabbit anti-Tag, Polyclonal, Proteintech

Rabbit Polyclonal Antibody

Pricing and Availability

Proteintech TFEB Rabbit anti-Human, Mouse, Rat, Polyclonal, Proteintech

Rabbit Polyclonal Antibody

Pricing and Availability
Specifications

Content And Storage	-20°C
Target Species	Human,Mouse,Rat
Host Species	Rabbit
Conjugate	Unconjugated
Applications	Immunocytochemistry,Immunofluorescence,Immunohistochemistry (Paraffin),Immunoprecipitation,Western Blot
Form	Liquid
Isotype	IgG
Gene Accession No.	P19484, Q9R210
Concentration	0.35 mg/mL
Antigen	TFEB
Gene Symbols	Tfeb
Regulatory Status	RUO
Purification Method	Antigen Affinity Chromatography
Gene Alias	AlphaTFEB, bHLHe35, TCFEB, TFEB, transcription factor EB
Gene	TFEB
Product Type	Antibody
Gene ID (Entrez)	21425, 316214, 7942
Formulation	PBS with 50% glycerol and 0.02% sodium azide; pH 7.3
Immunogen	TFEB Fusion Protein Ag4194
Classification	Polyclonal
Primary or Secondary	Primary

Proteintech SPAG5 Rabbit anti-Human, Polyclonal, Proteintech

Rabbit Polyclonal Antibody

Pricing and Availability
Specifications

Content And Storage	-20°C
Target Species	Human
Host Species	Rabbit
Conjugate	Unconjugated
Applications	Immunohistochemistry (Paraffin),Western Blot,Immunofluorescence,Immunocytochemistry,Immunoprecipitation
Form	Liquid
Isotype	IgG
Gene Accession No.	Q96R06
Concentration	0.36 mg/mL
Antigen	SPAG5
Gene Symbols	SPAG5
Regulatory Status	RUO
Purification Method	Antigen Affinity Chromatography
Gene Alias	Astrin, DEEPEST, hMAP126, MAP126, SPAG5, sperm associated antigen 5
Gene	SPAG5
Product Type	Antibody
Gene ID (Entrez)	10615
Formulation	PBS with 50% glycerol and 0.02% sodium azide; pH 7.3
Immunogen	SPAG5 Fusion Protein Ag6485
Classification	Polyclonal
Primary or Secondary	Primary

Proteintech beta Actin Mouse anti-Hamster, Human, Mouse, Non-human primate, Rat, Zebrafish, Clone: 2D4H5, Proteintech

Mouse Monoclonal Antibody

Pricing and Availability

Proteintech C4 alpha chain/C4b/C4d Rabbit anti-Human, Polyclonal, Proteintech

Rabbit Polyclonal Antibody

Pricing and Availability
Specifications

Content And Storage	-20°C
Target Species	Human
Host Species	Rabbit
Conjugate	Unconjugated
Applications	Immunoprecipitation,Immunohistochemistry (Paraffin),Western Blot
Form	Liquid
Isotype	IgG
Gene Accession No.	P0C0L4
Concentration	0.25 mg/mL
Antigen	C4 alpha chain/C4b/C4d
Gene Symbols	C4A
Regulatory Status	RUO
Purification Method	Antigen Affinity Chromatography
Gene Alias	Acidic complement C4, C4, C4A, C4A2, C4A3, C4A4, C4A6, C4S, CO4, Complement C4 A, CPAMD2, RG
Gene	C4A
Product Type	Antibody
Gene ID (Entrez)	720
Formulation	PBS with 50% glycerol and 0.02% sodium azide; pH 7.3
Immunogen	C4 alpha chain/C4b/C4d Fusion Protein Ag17583
Classification	Polyclonal
Primary or Secondary	Primary

Proteintech CoraLite™488-Phalloidin (green)

Phalloidin is a toxin isolated from mushrooms that binds F-Actin in the cytoskeleton.

Pricing and Availability

Prev
1
2
3
4
5
6
...
3,844
Next

Proteintech