Recombinant Human Interleukin-1 alpha (rHuIL-1α)
Source: Escherichia coli
Molecular Weight: Approximately 18.0 kDa, a single non-glycosylated polypeptide chain containing 159 amino acids.

Recombinant Human Interleukin-1 beta (rHu IL-1β)
Source: Escherichia coli
Molecular Weight: Approximately 17.3 kDa, a single non-glycosylated polypeptide chain containing 153 amino acids.

Recombinant Human Macrophage Colony Stimulating Factor (rHuM-CSF)
Source: Baculovirus infected Silkworm
Molecular Weight: Approximately 42.0 kDa, a covalently linked homodimer, of two 21.0 kDa polypeptide monomers (1-149 amino acid of human M-CSF).

Recombinant Human I-309/CCL1 (rHuI-309/CCL1)
Source: Escherichia coli.
Molecular Weight: 8.5 kDa, a single, non-glycosylated polypeptide chain containing 74 amino acids.

Recombinant Human Neurotrophin-4 (rHuNT-4 )
Source: Escherichia coli.
Molecular Weight: 28 kDa, a noncovalently linked homodimer of two 14.0 kDa polypeptide monomers (260 total amino acid residues).

Recombinant Murine Vascular Endothelial Growth Factor 120 (rMuVEGF120)
Source: Escherichia coli.
Molecular Weight: Recombinant murine VEGF120 is a 28.4 kDa disulfide-linked homodimeric protein consisting of two 121 amino acid polypeptide chains.

Recombinant Human Brain Natriuretic Peptide (rHuBNP )
Source: Escherichia coli.
Molecular Weight: 3464 Da, a single non-glycosylated polypeptide chain containing 32 amino acids.

Recombinant Human Cu/Zn Superoxide Dismutase, His (rHuCu/Zn SOD, His )
Source: Escherichia coli.
Molecular Weight: Approximately 20.0 kDa. a homodimer, non-glycosylated polypeptide chain containing 189 amino acids with 10 x His at the N-terminal.

Recombinant Human Interferon-γ (rHuIFN-γ)
Source: Escherichia coli
Molecular Weight: Approximately 17 kDa, a single non-glycosylated polypeptide chain containing 144 amino acids.

Recombinant Human Interleukin-1 receptor antagonist (rHu IL-1ra)
Source: Escherichia coli
Molecular Weight: Approximately 17.0 kDa, a single non-glycosylated polypeptide chain containing 153 amino acids.

Recombinant Human Kallikrein-1 (rHuKLK-1)
Source: Escherichia coli.
Molecular Weight: Approximately 29.7 kDa, a single non-glycosylated polypeptide chain containing 262 amino acids with 6×His at C-terminus.

Recombinant Human Long R3 Insulin-like Growth factor-1 (rHuLR3IGF-1)
Source: Escherichia coli.
Molecular Weight: Approximately 9.1 kDa, a single non-glycosylated polypeptide chain containing 83 amino acids.