Competence-Stimulating Peptide-2 (CSP-2) [CAS 1174553-84-4]

Competence-Stimulating Peptide-2 (CSP-2) is a 17-amino acid signal peptide produced by Streptococcus pneumoniae, with an EC50 of 50.7 nM for its compatible receptor ComD2. Competence-Stimulating Peptide-2 (CSP-2) can regulate bacterial phenotypes such as competence development, virulence, and biofilm formation through quorum sensing[1][2].

[1174553-84-4]

C101H172N28O23S

2178.69

NCCCC[C@@H](C(O)=O)NC([C@H](CCCCN)NC([C@H](CCCNC(N)=N)NC([C@H](CC(C)C)NC([C@H](CC1=CC=CC=C1)NC([C@H](CC(C)C)NC([C@@H](NC([C@H](CC(O)=O)NC([C@H](CC(C)C)NC([C@H]([C@@H](C)CC)NC([C@H]([C@@H](C)CC)NC([C@H](CCCNC(N)=N)NC([C@H](CO)NC([C@H]([C@@H](C)CC)NC([C@H](CCCNC(N)=N)NC([C@H](CCSC)NC([C@@H](N)CCC(O)=O)=O)=O)=O)=O)=O)=O)=O)=O)=O)=O)CC2=CC=CC=C2)=O)=O)=O)=O)=O)=O

Bacterial

98.56

H2O

-80°C, 2 years; -20°C, 1 year (Powder, stored under nitrogen, away from moisture)

Blue Ice