Substrate induced remodeling of the active site regulates HtrA1 activity

Substrate-induced remodeling of the active site regulates human HTRA1 activity.

MGQEDPNSLRHKYNFIADVVEKIAPAVVHIELFRKLPFSKREVPVASGSGFIVSEDGLIVTNAHVVTNKHRVKVELKNGA
TYEAKIKDVDEKADIALIKIDHQGKLPVLLLGRSSELRPGEFVVAIGSPFSLQNTVTTGIVSTTQRGGKELGLRNSDMDY
IQTDAIINYGNSGGPLVNLDGEVIGINTLKVTAGISFAIPSDKIKKFLTESHDRQAKGKAITKKKYIGIRMMSLTSSKAK
ELKDRHRDFPDVISGAYIIEVIPDTPAEAGGLKENDVIISINGQSVVSANDVSDVIKRESTLNMVVRRGNEDIMITVIPE
EIDPRSLEHHHHHH

1.0M LiSO4, 0.1M Sodium citrate, 0.5M (NH4)2SO4, pH 5.6, VAPOR DIFFUSION, SITTING DROP, temperature 292K

HYDROGENS HAVE BEEN USED IF PRESENT IN THE INPUT

serine protease, DegP, HtrA, protease, hydrolase-peptide inhibitor complex, hydrolase-hydrolase substrate complex

GQEDPNSLRHKYNFIADVVEKIAPAVVHIELFRKLPFSKREVPVASGSGFIVSEDGLIVTNAHVVTNKHRVKVELKNGAT
YEAKIKDVDEKADIALIKIDHQGKLPVLLLGRSSELRPGEFVVAIGSPFSLQNTVTTGIVSTTQRGGKELGLRNSDMDYI
QTDAIINYGNSGGPLVNLDGEVIGINTLKVTAGISFAIPSDKIKKFLTESHDRQAKGKAITKKKYIGIRMMSLTSSKAKE
LKDRHRDFPDVISGAYIIEVIPDTPAEAGGLKENDVIISINGQSVVSANDVSDVIKRESTLNMVVRRGNEDIMITVIPEE
IDP

BINDING SITE FOR CHAIN B OF CITRATE SYNTHASE