Cytokines

GMP Human IL-4

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Product Code: G-GFC0068

Description

GMP Human IL-4 (P05112) is produced in E.coli under cGMP guidelines.

Specification

Source

E.coli

Symbols

BSF-1, Binetrakin, Lymphocyte stimulatory factor 1, Pitrakinra.

Accession

P05112

AA Sequence

HKCDITLQEI IKTLNSLTEQ KTLCTELTVT DIFAASKNTT EKETFCRAAT VLRQFYSHHE KDTRCLGATA QQFHRHKQLI RFLKRLDRNL WGLAGLNSCP VKEANQSTLE NFLERLKTIM REKYSKCSS

Molecular Mass

Approximately 15.0 kDa.

Purity

≥95% by SDS-PAGE and HPLC analyses.

Bioactivity

The ED50 as determined by a cell proliferation assay using human TF-1 cells is less than 0.2 ng/ml, corresponding to a specific activity of > 5.0 × 106 IU/mg.

Storage

Store at -20°C to -80°C. Avoid repeated freeze-thaw cycles.

For research or further manufacturing use only. Not for use in humans.