2. Recombinant Proteins
  3. GMP-grade Proteins

GMP-grade Proteins

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MedChemExpress GMP (Good Manufacturing Practice) recombinant proteins are manufactured under specific guidelines to ensure product quality and consistency. The use of high-quality media supplements, such as growth factors and cytokines, is essential to ensuring safety, efficacy, and minimizing batch-to-batch variation. We offer GMP-grade recombinant proteins produced with quality documentation and full traceability, under independent QA oversight.

Each lot of our GMP-grade recombinant proteins undergoes rigorous QC testing tests:

•  Biological Activity Validation

•  Purity Testing

•  Stability Testing

•  Endotoxin Testing

•  Molecular weight determination by SDS-PAGE

•  Residual Host Cell DNA Content Analysis

•  Residual Host Cell Protein Content Analysis

•  Mycoplasma Testing

•  Other tests depending on your needs

MCE GMP recombinant proteins can be used as raw materials or ancillary reagents cell culture (expansion, polarization, and differentiation of cells) or other ex vivo bioprocessing.

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Cat. No. Product Name / Synonyms Species Source
  • HY-P70750G
    GMP IL-4 Protein, Human (HEK293)

    Interleukin-4; IL-4; B-Cell Stimulatory Factor 1; BSF-1; Binetrakin; Lymphocyte Stimulatory Factor 1; Pitrakinra; IL4

    		Human HEK293
    GMP IL-4 Protein, Human (HEK293) is a recombinant GMP-grade protein produced by HEK293 cells with C-His tag. IL-4 is an anti-inflammatory cytokine acting as a pleiotropic regulator of numerous immune and inflammatory processes.
  • HY-P70776G
    GMP IL-15 Protein, Human

    Interleukin-15; IL-15; IL15

    		Human E. coli
    IL-15 protein regulates immune cells, stimulates the proliferation of NK cells, T cells, and B cells, and promotes cytokine secretion. GMP IL-15 Protein, Human is the recombinant human-derived IL-15 protein, expressed by E. coli , with tag free.
  • HY-P70567G
    GMP GM-CSF Protein, Human (HEK293, His)

    Granulocyte-macrophage colony-stimulating factor; Colony-stimulating factor; CSF; Molgramostin and Sargramostim

    		Human HEK293
    The GM-CSF protein functions as a key cytokine that promotes the growth and differentiation of hematopoietic precursor cells of different lineages, such as granulocytes, macrophages, eosinophils, and erythrocytes. In its monomeric form, GM-CSF acts as a signaling molecule, orchestrating complex receptor assemblies. GMP GM-CSF Protein, Human (HEK293, His) is the recombinant human-derived GM-CSF protein, expressed by HEK293 , with C-6*His labeled tag. The total length of GMP GM-CSF Protein, Human (HEK293, His) is 127 a.a., with molecular weight of 17-30 kDa.
  • HY-P70755G
    GMP IL-7 Protein, Human (HEK293, His)

    Interleukin-7; IL-7; IL7

    		Human HEK293
    IL-7 protein is an important hematopoietic cytokine that is essential for the development, expansion and survival of T cells and B cells, regulating mature lymphocyte populations and maintaining lymphatic homeostasis. IL-7 interacts with IL7RA and CSF2RG subunits, activates kinases, including JAK1 or JAK3, and initiates signaling cascades, such as the PI3K/Akt/mTOR or JAK-STAT5 pathway. GMP IL-7 Protein, Human (HEK293, His) is the recombinant human-derived IL-7 protein, expressed by HEK293 , with C-6*His labeled tag.
  • HY-P7109G
    GMP EGF Protein, Human

    Pro-epidermal growth factor; EGF; Urogastrone

    		Human E. coli
    EGF proteins act as potent stimulators of growth in a variety of epidermal and epithelial tissues in both in vivo and in vitro settings, while promoting the proliferation of specific fibroblasts in cell culture. This multifaceted protein also acts as a magnesium stimulating hormone, driving magnesium reabsorption in the renal distal tubule through engagement of EGFR and activation of the magnesium channel TRPM6. GMP EGF Protein, Human is the recombinant human-derived EGF protein, expressed by E. coli , with tag free. The total length of GMP EGF Protein, Human is 53 a.a., with molecular weight of ~9.6 kDa.
  • HY-P70426G
    GMP TNF-alpha/TNFSF2 Protein, Human

    Tumor Necrosis Factor; Cachectin; TNF-Alpha; Tumor Necrosis Factor Ligand Superfamily Member 2; TNF-a; TNF; TNFA; TNFSF2

    		Human E. coli
    Tumour Necrosis Factor alpha (TNF alpha) is a potent pro-inflammatory cytokine. TNF alpha binds to its receptors, mainly TNFR1 and TNFR2, and then transmits molecular signals for biological functions such as inflammation and cell death. TNF alpha stimulates NF-κB pathway via TNFR2 promotes cancer growth, invasion, and metastasis. Anti-TNF-α MAb significantly suppresses the tumor development in colitis-associated cancer (CAC) mouse. TNF alpha as a proneurogenic factor activates the SAPK/JNK Pathway and can facilitate neuronal replacement and brain repair in response to brain injury. GMP TNF-alpha/TNFSF2 Protein, Human is a recombinant protein consisting of 157 amino acids (V77-L233) and is produced in E. coli.
  • HY-P7044G
    GMP IL-6 Protein, Human

    Interleukin-6; IL-6; B-Cell Stimulatory Factor 2; BSF-2; CTL Differentiation Factor; CDF; Hybridoma Growth Factor; Interferon Beta-2; IFN-Beta-2; IL6; IFNB2

    		Human E. coli
    IL-6 protein is a multifunctional cytokine that plays multiple biological functions in immunity, tissue regeneration, and metabolism. After binding to IL6R, the resulting complex binds to the signaling subunit IL6ST/gp130, triggering the intracellular IL6 signaling pathway. GMP IL-6 Protein, Human is the recombinant human-derived IL-6 protein, expressed by E. coli , with tag free. GMP IL-6 Protein, Human, has molecular weight of ~20.0 kDa.
  • HY-P70758G
    GMP IL-2 Protein, Human (HEK293, His)

    Interleukin-2; IL-2; T-Cell Growth Factor; TCGF; Aldesleukin; IL2

    		Human HEK293
    IL-2 protein is mainly produced by activated CD4-positive helper T cells and plays an important role in immune response and tolerance. Binding to IL-2R induces downstream signaling through JAK1 and JAK3 phosphorylation, thereby activating various pathways, including STAT, PI3K, and MAPK. GMP IL-2 Protein, Human (HEK293, His) is the recombinant human-derived IL-2 protein, expressed by HEK293 , with C-6*His labeled tag. The total length of GMP IL-2 Protein, Human (HEK293, His) is 133 a.a., with molecular weight of 14-18 kDa.
  • HY-P7038G
    GMP IL-21 Protein, Human

    Interleukin-21; IL-21; Za11; IL21

    		Human E. coli
    IL-21 protein is an immunomodulatory cytokine that promotes the transition from innate immunity to adaptive immunity. It induces B cells to produce IgG(1) and IgG(3), harnessing an effective antibody response to fight viral infections. GMP IL-21 Protein, Human is the recombinant human-derived IL-21 protein, expressed by E. coli , with tag free.
  • HY-P70544G
    GMP FLT3LG Protein, Human (HEK293, His)

    Fms-related tyrosine kinase 3 ligand; Flt3L; SL cytokine; FLT3LG

    		Human HEK293
    FLT3LG Proteinas, a potent stimulator of early hematopoietic cell proliferation, activates FLT3 and synergizes with colony-stimulating factors and interleukins. As a homodimer, especially in isoform 2, it crucially promotes expansion and differentiation of hematopoietic progenitor cells. FLT3LG's collaborative signaling with other molecules underscores its significance in regulating hematopoiesis and maintaining hematopoietic system balance. GMP FLT3LG Protein, Human (HEK293, His) is the recombinant human-derived FLT3LG protein, expressed by HEK293 , with C-6*His labeled tag.
  • HY-P70610G
    GMP IFN-gamma Protein, Human (HEK293)

    Interferon Gamma; IFN-Gamma; Immune Interferon; IFNG

    		Human HEK293
    IFN-gamma Protein is a dimeric soluble cytokine. It exerts antibacterial, antiviral and antitumor effects through JAK-STAT, mTOR, MAPK and PI3K/AKT signaling pathways. GMP IFN-gamma Protein, Human (HEK293) is the recombinant human-derived IFN-gamma protein, expressed by HEK293 , with tag free. The total length of GMP IFN-gamma Protein, Human (HEK293) is 143 a.a., with molecular weight of 16 & 18 & 25 kDa, respectively.
  • HY-P70783G
    GMP LR3 IGF-I/IGF-1 Protein, Human (83a.a, E51R)

    Long R3 IGF-I; Insulin-like growth factor I; MGF; Somatomedin-C; IBP1

    		Human E. coli
    The LR3 IGF-I/IGF-1 protein is similar to insulin and has potent growth-promoting activity that exceeds the efficacy of insulin. As a potential physiological regulator, it stimulates glucose transport and glycogen synthesis in osteoblasts even at significantly lower concentrations than insulin. GMP LR3 IGF-I/IGF-1 Protein, Human (83a.a, E51R) is the recombinant human-derived LR3 IGF-I/IGF-1 protein, expressed by E. coli , with tag free. The total length of GMP LR3 IGF-I/IGF-1 Protein, Human (83a.a, E51R) is 70 a.a., with molecular weight of ~11 kDa.
  • HY-P70543G
    GMP TGF beta 1/TGFB1 Protein, Human (CHO)

    Transforming Growth Factor Beta-1; TGF-Beta-1; Latency-Associated Peptide; LAP; TGFB1; TGFB; TGF-β1; TGF beta1; TGFbeta 1; TGF-beta 1; TGFbeta; TGF-beta-1

    		Human CHO
    TGF beta 1/TGFB1 Protein is initially identified as a growth factor that induces the growth of rodent fibroblasts. TGF beta 1/TGFB1 Protein inhibits the cell cycle in the G1 phase. TGF beta 1/TGFB1 is an endogenous factor controlling apoptosis in normal and pathological tissues. GMP TGF beta 1/TGFB1 Protein, Human (HEK293) is a GMP-grade recombinant protein (A279-S390) produced by CHO cells.
  • HY-P70576G
    GMP IL-3 Protein, Human (His)

    Interleukin-3; IL-3; Hematopoietic Growth Factor; Mast Cell Growth Factor; MCGF; Multipotential Colony-Stimulating Factor; P-Cell-Stimulating Factor; IL3

    		Human E. coli
    IL-3 protein is mainly secreted by T lymphocytes, mast cells and osteoblasts and is critical for the generation and differentiation of hematopoietic progenitor cells. It stimulates mature basophils, eosinophils and monocytes, promoting functional activation. GMP IL-3 Protein, Human (His) is the recombinant human-derived IL-3 protein, expressed by E. coli , with N-6*His labeled tag. The total length of GMP IL-3 Protein, Human (His) is 133 a.a., with molecular weight of 13-16 kDa.
  • HY-P70586G
    GMP IL-1 beta Protein, Human

    Interleukin-1 beta; Catabolin; IL1F2; IL1B

    		Human E. coli
    IL-1 beta is a potent proinflammatory cytokine expressed by monocytes, macrophages, and dendritic cells. IL-1 beta plays a key role in inflammation and immunologic reactions.  GMP IL-1 beta Protein, Human, is a recombinant GMP-grade protein, consists of 153 amino acids (A117-S269) and is expressed in E. coli.
  • HY-P70609G
    GMP CD40L/CD154/TRAP Protein, Human (HEK293)

    CD40 ligand; CD40-L; TRAP; CD154; TNFSF5

    		Human HEK293
    CD40L (CD154; TRAP) is a ligand to CD40/TNFRSF5, acts function by generating a costimulatory signal that up-regulates IL-4 synthesis. CD40L is specifically expressed on activated CD4+ T-lymphocytes and involves in activation of NF-κB/MAPK pathway. CD40L also involves in B cell differentiation, maturation, and apoptosis. CD40L in human, cleaved into 2 chains of membrane form (1-261 a.a.) and soluble form (113-261 a.a.) which serves as a ligand for integrins (ITGA5:ITGB1 and ITGAV:ITGB3). CD40L/CD154/TRAP Protein, Human (HEK293) has a total length of 149 amino acids (M113-L261), is expressed in HEK293 cells with tag free.
  • HY-P70637G
    GMP TPO/Thrombopoietin Protein, Human (HEK293, His)

    Thrombopoietin; C-mpl ligand; MGDF; THPO

    		Human HEK293
    TPO/Thrombopoietin Protein, a lineage-specific cytokine, significantly influences megakaryocyte proliferation and maturation, particularly in late developmental stages from committed progenitor cells. It emerges as a potential major physiological regulator, underscoring its crucial role in the intricate orchestration of circulating platelets and emphasizing its importance in megakaryocyte biology and platelet formation. GMP TPO/Thrombopoietin Protein, Human (HEK293, His) is the recombinant human-derived TPO/Thrombopoietin protein, expressed by HEK293 , with C-6*His labeled tag. The total length of GMP TPO/Thrombopoietin Protein, Human (HEK293, His) is 332 a.a., with molecular weight of 70-90 kDa.
  • HY-P70757G
    GMP SCF Protein, Human (HEK293, His)

    Kit Ligand; MGF; SCF; c-Kit ligand; KITLG; sKITLG

    		Human HEK293
    SCF proteins are ligands for the KIT receptor-type protein tyrosine kinase and regulate a variety of cellular processes, including survival, proliferation, hematopoiesis, stem cell maintenance, gametogenesis, mast cell development, migration, and melanogenesis. Binding to KIT activates signaling pathways involving PIK3R1, AKT1, GRB2, RAS, RAF1, MAP kinase, STAT family members, and PLCG1, producing diacylglycerol and inositol 1,4,5-trisphosphate. GMP SCF Protein, Human (HEK293, His) is the recombinant human-derived SCF protein, expressed by HEK293 , with C-6*His labeled tag.
  • HY-P70760G
    GMP IL-18 Protein, Human (HEK293, His)

    Interleukin-18; Iboctadekin; Interferon gamma-inducing factor; IFN-gamma-inducing factor; Interleukin-1 gamma; IL-1 gamma; GIF; IL-18; IL-1g; IL1F4; MGC12320; IL18

    		Human HEK293
    IL-18 protein is a pro-inflammatory cytokine that plays a critical role in epithelial barrier repair and polarized immune responses involving Th1 cells and NK cells. After binding to IL18R1 and IL18RAP, it forms a signaling ternary complex that activates NF-kappa-B, leading to the synthesis of inflammatory mediators. GMP IL-18 Protein, Human (HEK293, His) is the recombinant human-derived IL-18 protein, expressed by HEK293 , with C-6*His labeled tag.
  • HY-P78549
    GMP IL-4 Protein, Human

    Interleukin-4; IL-4; B-Cell Stimulatory Factor 1; BSF-1; Binetrakin; Lymphocyte Stimulatory Factor 1; Pitrakinra; IL4

    		Human E. coli
    The IL-4 protein is primarily secreted by mast cells, T cells, eosinophils, and basophils and is critical for antibody production, hematopoiesis, and immune responses. It induces MHC class II expression on B cells, enhances IgE and IgG1 secretion, and modulates CD23 and IL31RA expression. GMP IL-4 Protein, Human is the recombinant human-derived IL-4 protein, expressed by E. coli , with tag free.
Cat. No. Product Name Effect Purity