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Biochemistry

WWU Honors College Senior Projects

Biochemistry

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Full-Text Articles in Life Sciences

Structural Analysis Of Protein-Peptide Interactions, Melody Gao Apr 2021

Structural Analysis Of Protein-Peptide Interactions, Melody Gao

WWU Honors College Senior Projects

Over the last three years in the Amacher lab, I have been fortunate to work on two amazing projects studying protein-peptide interactions: PDZ domains and Class A sortases. Both recognize a certain substrate motif, and we are interested in these proteins' selectivity and promiscuity of their substrate.


Lipid Binding Studies Of Blood Coagulation Factor Viii C1 And C2 Domains, Rachel L. Blazevic Apr 2017

Lipid Binding Studies Of Blood Coagulation Factor Viii C1 And C2 Domains, Rachel L. Blazevic

WWU Honors College Senior Projects

Blood coagulation factor VIII (fVIII) is an essential cofactor in the mammalian blood-clotting cascade. fVIII must bind the phospholipid membrane of activated platelets to function as a cofactor for fIXa. The blood coagulation cascade culminates in the formation of a stable blood clot. In humans, the C1 and C2 domains are implicated in binding phospholipid membranes, however the relative contribution of different residues in the lipid-binding mechanism is unclear. Using site-directed mutagenesis, expression of the isolated C1 and C2 domains in Escherichia coli cells, protein purification with metal affinity chromatography, electrospray ionization mass spectrometry, enzyme-linked immunosorbent assays, liposome sedimentation assays, …