scholarly journals Characterization of the B-chain of human plasma alpha 2HS-glycoprotein. The complete amino acid sequence and primary structure of its heteroglycan.

1983 ◽  
Vol 258 (8) ◽  
pp. 4966-4971 ◽  
Author(s):  
F Gejyo ◽  
J L Chang ◽  
W Bürgi ◽  
K Schmid ◽  
G D Offner ◽  
...  
1982 ◽  
Vol 207 (2) ◽  
pp. 253-260 ◽  
Author(s):  
M A Smith ◽  
L M Gerrie ◽  
B Dunbar ◽  
J E Fothergill

Purification of C4a from heat-activated bovine plasma by elution from CM-Sephadex C-50 at pH 7.4 and gel filtration on Sephadex G-50 gives a 20% yield of pure C4a. The complete amino acid sequence of bovine C4a has been determined by automatic sequencer degradation of CNBr and enzymic fragments, and by carboxypeptidase digestion. The 77-residue bovine sequence shows 12 differences from the human sequence with five of these differences occurring in the C-terminal 11 residues. The sequence of C4a confirms earlier suggestions of homology with C3a and C5a: the three sequences show an almost equal number of identities with each other. The six cysteine residues of the ‘disulphide knot’ are conserved as well as seven other residues including the C-terminal arginine.


1979 ◽  
Vol 34 (9-10) ◽  
pp. 880-881 ◽  
Author(s):  
Gerhard Braunitzer ◽  
Jone Liberatori ◽  
Hans-Jürgen Kolde

Abstract The complete amino acid sequence of the β-lactoglobuline of the waterbuffalo (Bubalus arnee) was established. The sequence of peptides obtained by cleavage with BNPS-Skatole, CNBr and trypsin were determined automatically by the help of the sequenator. Only two differences were found in the β-lactoglobulin of the waterbuffalo compared with the bovine β-lactoglobulin B.


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