Human Proteins
Browse by type, application, or key specifications such as purity, grade, packaging, and handling requirements.
180 products
Popular Products
- Albumin humanSolid ≥96%● In Stock — US Item #: H304436View ProductPricing & Pack Sizes
Technical Identifiers
- Synonyms
- Human-albumin from Human, fraction V
- Native Human Myeloperoxidase ProteinCarrier Free ? Carrier-free — supplied without added carrier protein/stabilizer. Use when carriers (e.g. BSA) would interfere with conjugation or sensitive assays. Azide Free ? Azide-free — without sodium azide preservative. Use in conjugations, cell work, or assays where azide is toxic or inhibitory. ≥80%(SDS-PAGE) See COA● In Stock — US Item #: M572740View ProductPricing & Pack Sizes
Technical Identifiers
- Species
- Human
- Accession #
- P05164
- Synonyms
- MPO Human | Myeloperoxidase (MPO | non recombinant) | MPO | mpx | myeloid-specific peroxidase | Myeloperoxidase | Mye...
- C1q Protein from Normal human serumCAS: 80295-33-6Liquid Bioactive ? Bioactive grade — verified to retain biological activity in functional assays. Use when the molecule must be functionally active, not just pure. ActiBioPure™ ? ActiBioPure™ — Aladdin's premier line for bioactive and recombinant products. Use when both high purity and preserved biological activity are required. Native ? Native grade — protein/biomolecule in its natural (non-recombinant, non-denatured) form. Use when native structure and activity are required. High Performance ? High-performance grade with optimized purity and performance characteristics. Use for sensitive analyses where ordinary grades fall short. ≥98%(SDS-PAGE) See COA● In Stock — US Item #: C409490View ProductPricing & Pack Sizes
Technical Identifiers
- Species
- Human
- Accession #
- P00736
- Bioactivity
- ≥150000 C1H50 units/mg; ≥70% of C1q activity in NHS on a mg/mg basis
- Synonyms
- Complement C1q subcomponent | Complement component C1q | Complement component 1 q | C1q Human | C1QA | C1QB | C1QC | ...
- C1q Protein from Normal human serumCAS: 80295-33-6Liquid Bioactive ? Bioactive grade — verified to retain biological activity in functional assays. Use when the molecule must be functionally active, not just pure. ActiBioPure™ ? ActiBioPure™ — Aladdin's premier line for bioactive and recombinant products. Use when both high purity and preserved biological activity are required. Native ? Native grade — protein/biomolecule in its natural (non-recombinant, non-denatured) form. Use when native structure and activity are required. High Performance ? High-performance grade with optimized purity and performance characteristics. Use for sensitive analyses where ordinary grades fall short. ≥95%(SDS-PAGE) Protein concentration: See COA; in 40% Glycerol; ≥150000 C1H50 units/mg◐ .US Made to order · 2–4 wks Item #: C409521View ProductPricing & Pack Sizes
Technical Identifiers
- Species
- Human
- Accession #
- P02746,P02747,P02745
- Bioactivity
- ≥150000 C1H50 units/mg
- Synonyms
- Complement C1q subcomponent | Complement component C1q | Complement component 1 q | C1q Human | C1QA | C1QB | C1QC | ...
- C1r Enzyme from Normal human serumLiquid Bioactive ? Bioactive grade — verified to retain biological activity in functional assays. Use when the molecule must be functionally active, not just pure. ActiBioPure™ ? ActiBioPure™ — Aladdin's premier line for bioactive and recombinant products. Use when both high purity and preserved biological activity are required. Native ? Native grade — protein/biomolecule in its natural (non-recombinant, non-denatured) form. Use when native structure and activity are required. High Performance ? High-performance grade with optimized purity and performance characteristics. Use for sensitive analyses where ordinary grades fall short. EnzymoPure™ ? EnzymoPure™ — Aladdin's line of high-quality enzymatic solutions. Use when enzyme purity and defined activity drive assay or process performance. See COA● In Stock — US Item #: C414534View ProductPricing & Pack Sizes
Technical Identifiers
- Species
- Human
- Accession #
- P00736
- Bioactivity
- ≥80% C1r will bind with excess C1-INH
- Synonyms
- Complement C1r subcomponent | complement subcomponent C1r | C1R | EDS8 | EDSPD1
- Complement C3bLiquid BioReagent ? BioReagent grade — tested suitable for life-science and molecular-biology use. Use for cell culture, assays, and biochemical work needing biological compatibility. Native ? Native grade — protein/biomolecule in its natural (non-recombinant, non-denatured) form. Use when native structure and activity are required. ≥90%(SDS-PAGE) from Normal human serum; 1.0-1.2 mg/ml◐ .US Made to order · 2–4 wks Item #: C414608View ProductPricing & Pack Sizes
Technical Identifiers
- Species
- Human
- Accession #
- P01024
- Synonyms
- Human C3b | Complement C3b Human | C3b Human | Complement C3b, Human | C3 | ASP | C3a | C3b | AHUS5 | ARMD9 | CPAMD1 ...
- Native Human C-Reactive ProteinCAS: 9007-41-4 Formula: Molecular Weight: 118000Liquid Bioactive ? Bioactive grade — verified to retain biological activity in functional assays. Use when the molecule must be functionally active, not just pure. ActiBioPure™ ? ActiBioPure™ — Aladdin's premier line for bioactive and recombinant products. Use when both high purity and preserved biological activity are required. Native ? Native grade — protein/biomolecule in its natural (non-recombinant, non-denatured) form. Use when native structure and activity are required. High Performance ? High-performance grade with optimized purity and performance characteristics. Use for sensitive analyses where ordinary grades fall short. ≥95%(SDS-PAGE) See COA; from Human Pleural Effusion● In Stock — US Item #: np008458View ProductPricing & Pack Sizes
Technical Identifiers
- Species
- Human
- Accession #
- P02741
- Bioactivity
- Measured by its binding ability in a functional ELISA. When Native Human C-Reactive Protein (np008458) is immobilized at 1.0 µg/mL can bind Recombinant CRP Antibody (Ab007977) with the EC50 of 3.88 ng/mL.
- Synonyms
- C-Reactive Protein | C-reactive protein, pentraxin-related | CRP | MGC88244 | pentraxin 1 | PTX1MGC149895
- Recombinant Human Serpin E2/PN1 ProteinLyophilized Animal Free ? Animal-free — produced without animal-derived components to reduce contamination risk. Use in biomanufacturing and culture avoiding animal-origin material. Carrier Free ? Carrier-free — supplied without added carrier protein/stabilizer. Use when carriers (e.g. BSA) would interfere with conjugation or sensitive assays. Bioactive ? Bioactive grade — verified to retain biological activity in functional assays. Use when the molecule must be functionally active, not just pure. ActiBioPure™ ? ActiBioPure™ — Aladdin's premier line for bioactive and recombinant products. Use when both high purity and preserved biological activity are required. His Tag ? His tag grade — recombinant protein bearing a His tag for affinity purification/detection. Use to purify, immobilize, or detect the tagged protein. ≥95%(SDS-PAGE)● In Stock — US Item #: rp151441View ProductPricing & Pack Sizes
Technical Identifiers
- Species
- Human
- Accession #
- P07093-2
- Expression system
- HEK293
- Protein Day
- C-10His
- Endotoxin Concentration
- <0.1 EU/μg
- Bioactivity
- Measured by its ability to inhibit trypsin cleavage of a fluorogenic peptide substrate, Mca-RPKPVE-Nval-WRK(Dnp)-NH2. The IC50 value is <2 nM, as measured under the described conditions.
- Synonyms
- GDN | GdNPF | serine (or cysteine) proteinase inhibitor, clade E (nexin, plasminogenactivator inhibitor type 1), memb...
- Recombinant Human Semaphorin 5A ProteinLyophilized Animal Free ? Animal-free — produced without animal-derived components to reduce contamination risk. Use in biomanufacturing and culture avoiding animal-origin material. Carrier Free ? Carrier-free — supplied without added carrier protein/stabilizer. Use when carriers (e.g. BSA) would interfere with conjugation or sensitive assays. Bioactive ? Bioactive grade — verified to retain biological activity in functional assays. Use when the molecule must be functionally active, not just pure. ActiBioPure™ ? ActiBioPure™ — Aladdin's premier line for bioactive and recombinant products. Use when both high purity and preserved biological activity are required. High Performance ? High-performance grade with optimized purity and performance characteristics. Use for sensitive analyses where ordinary grades fall short. His Tag ? His tag grade — recombinant protein bearing a His tag for affinity purification/detection. Use to purify, immobilize, or detect the tagged protein. ≥95%(SDS-PAGE)● In Stock — US Item #: rp151382View ProductPricing & Pack Sizes
Technical Identifiers
- Species
- Human
- Accession #
- Q13591
- Expression system
- HEK293
- Protein Day
- C-His
- Endotoxin Concentration
- <0.1 EU/μg
- Bioactivity
- Measured by its ability to inhibit proliferation of the A549 human lung carcinoma cells. The ED50 for this effect is 100-400 ng/mL.
- Synonyms
- Sema F | Semaphorin-F | FLJ12815 | sema domain, seven thrombospondin repeats (type 1 and type 1-like) | Sema F | SEMA...
- Recombinant Human TrkA ProteinLyophilized Animal Free ? Animal-free — produced without animal-derived components to reduce contamination risk. Use in biomanufacturing and culture avoiding animal-origin material. Carrier Free ? Carrier-free — supplied without added carrier protein/stabilizer. Use when carriers (e.g. BSA) would interfere with conjugation or sensitive assays. Bioactive ? Bioactive grade — verified to retain biological activity in functional assays. Use when the molecule must be functionally active, not just pure. ActiBioPure™ ? ActiBioPure™ — Aladdin's premier line for bioactive and recombinant products. Use when both high purity and preserved biological activity are required. High Performance ? High-performance grade with optimized purity and performance characteristics. Use for sensitive analyses where ordinary grades fall short. His Tag ? His tag grade — recombinant protein bearing a His tag for affinity purification/detection. Use to purify, immobilize, or detect the tagged protein. Fc tag ? Fc tag grade — recombinant protein bearing a Fc tag for affinity purification/detection. Use to purify, immobilize, or detect the tagged protein. The Fc tag aids dimerization and protein-A/G capture. ≥95%(SDS-PAGE)● In Stock — US Item #: rp152714View ProductPricing & Pack Sizes
Technical Identifiers
- Species
- Human
- Accession #
- P04629-2
- Expression system
- HEK293
- Protein Day
- C-hFc & His
- Endotoxin Concentration
- <0.1 EU/μg
- Bioactivity
- Measured by its ability to inhibit NGF-induced proliferation of TF‑1 human erythroleukemic cells. The ED50 for this effect is 0.8-4 µg/mL in the presence of 10 ng/mL of rhNGF.
- Synonyms
- EC 2.7.10.1 | gp140trk | Neurotrophic tyrosine kinase receptor type 1 | p140-TrkA | TRK1-transforming tyrosine kinase...
- ThrombinCAS: 9002-04-4 EC Number: 232-648-7 PubChem CID: 65045 Formula: C12H10ClN3S Molecular Weight: 263.75Lyophilized Bioactive ? Bioactive grade — verified to retain biological activity in functional assays. Use when the molecule must be functionally active, not just pure. ActiBioPure™ ? ActiBioPure™ — Aladdin's premier line for bioactive and recombinant products. Use when both high purity and preserved biological activity are required. Native ? Native grade — protein/biomolecule in its natural (non-recombinant, non-denatured) form. Use when native structure and activity are required. High Performance ? High-performance grade with optimized purity and performance characteristics. Use for sensitive analyses where ordinary grades fall short. EnzymoPure™ ? EnzymoPure™ — Aladdin's line of high-quality enzymatic solutions. Use when enzyme purity and defined activity drive assay or process performance. from human plasma; 400-1000 NIH U/mg protein◐ .Made to order · 8–12 wks Item #: T754968View ProductPricing & Pack Sizes
Technical Identifiers
- Species
- Human
- Accession #
- P00734
- Bioactivity
- 400-1000 NIH U/mg protein
- Transferrin (Partially Iron Saturated) from Human PlasmaCAS: 11096-37-0 Formula:Lyophilized BioReagent ? BioReagent grade — tested suitable for life-science and molecular-biology use. Use for cell culture, assays, and biochemical work needing biological compatibility. Native ? Native grade — protein/biomolecule in its natural (non-recombinant, non-denatured) form. Use when native structure and activity are required. Tissue Culture Grade ? Tissue-culture grade — tested for low endotoxin/cytotoxicity to support cell growth. Use in cell and tissue culture where biocompatibility is essential. ≥98%(SDS-PAGE) Iron Content: 300-600μg/g; Pre-lyophilization Protein Concentration: See COA◐ .US Made to order · 2–4 wks Item #: T754984View ProductPricing & Pack Sizes
Technical Identifiers
- Species
- Human
- Accession #
- P02787
- Synonyms
- Siderophilin, partially saturated | Serotransferrin | TF | TFQTL1 | PRO1557 | PRO2086 | HEL-S-71p
Fast Shipping Same-day shipping on in-stock items
Technical Details Quality & specification info on every product page
Pack Size Options Multiple packaging sizes with pricing access from listing
R&D Use Only Products supplied for research and development use
Frequently Asked Questions
How do I choose the right Human Proteins product for my experiment?
Match the Human Proteins product to the application first — Western blot, ELISA, cell-based assay, and structural work make different demands. Then check species reactivity or source organism, format (lyophilised or solution), and whether you need an activity-verified lot.
How does Human Proteins fit into my workflow?
Human Proteins sits under Native Proteins and covers a single step or reagent class. Check the datasheet for the validated applications before substituting it into an established protocol.
What specifications matter most for Human Proteins?
For Human Proteins, check purity by SDS-PAGE or HPLC, endotoxin level for cell-based work, specific activity, tag and expression system, and the reconstitution and storage conditions. Repeated freeze-thaw is the commonest cause of lost activity. All products are supplied for professional research and development use only, and are not for use in humans, animals, diagnostics, or therapy.
Can I search Human Proteins by target, species, or application?
Yes — filter Human Proteins by application, species reactivity or source, and format, and search by gene or protein name. For items not listed, contact [email protected]. We supply verified businesses, research institutions, universities, and government agencies.