connective-tissue activating peptide III
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Function
- derived from platelet basic protein (PPBP) by proteolysis
- proteolytic removal of residues 1-9 from PPBP produces the active peptide connective tissue-activating peptide 3 (CTAP-3) (low-affinity platelet factor IV (LA-PF4))
- CTAP-3(1-81) is more potent than CTAP-3; both desensitize chemokine-induced neutrophil activation