DEFB4A (Human) Recombinant Protein
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Specification
Product Description
Human DEFB4A (O15263) recombinant protein expressed in Escherichia coli.
Sequence
GIGDPVTCLKSGAICHPVFCPRRYKQIGTCGLPGTKCCKKP.
Host
Escherichia coli
Theoretical MW (kDa)
4.3
Form
Lyophilized
Preparation Method
Escherichia coli expression system
Purity
> 98% by HPLC and SDS PAGE
Activity
Determined by the ability to chemoattract human dendritic immature cells at a concentration of 10-100 ng/mL.
Storage Buffer
Lyophilized from 20mM PB pH 7.4 and 130mM NaCl.
Storage Instruction
Store, frozen at -20°C for longer periods of time.
For long term storage it is recommended to add a carrier protein (0.1% HSA or BSA).
Avoid multiple freeze-thaw cycles. -
Applications
Functional Study
SDS-PAGE
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Gene Info — DEFB4
Entrez GeneID
1673Protein Accession#
O15263Gene Name
DEFB4
Gene Alias
DEFB-2, DEFB102, DEFB2, HBD-2, SAP1
Gene Description
defensin, beta 4
Gene Ontology
HyperlinkGene Summary
Defensins form a family of microbicidal and cytotoxic peptides made by neutrophils. Members of the defensin family are highly similar in protein sequence. This gene encodes defensin, beta 4, an antibiotic peptide which is locally regulated by inflammation. [provided by RefSeq
Other Designations
defensin, beta 2|skin-antimicrobial peptide 1
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Interactome
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