purified human plasma von willebrand factor ( vwf ) binds to pepsin-digested monomeric type iii collagen in a saturable ( kd = 1 x 10 ( -8 ) m ) , specific , and rapid manner with a stoichiometry of approximately 1:15 [ vwf subunit ( mr 270,000 ) : collagen trimer ( mr 300,000 ) ] .
C0795677
human
C0032105
plasma