Table 1

Alignment of amino acid sequence of envelope region of various single and double antigen fusion proteins.

Protein
AMINO ACID SEQUENCES OF HIV-1 and HIV-2 ANTIGENS FUSED AT THE C-TERMINUS OF Fd


Fd------- -------ENV1S/C-------------LINKER L-----------------ENV2S/C----------------cmyc

Fd
NASG
Fdenv1S
NASGVERYLKDQQLLGIWGSSGKLISTTAVPWNAS----------------------------------------------EQKLISEEDLN
Fdenv1C
NASGVERYLKDQQLLGIWGCSGKLICTTAVPWNAS----------------------------------------------EQKLISEEDLN
Fdenv2S
NASG------------------------------------------ AIEKYLQDQARLNSWGSAFRQVSHTTVPWVNGASEQKLISEEDLN
Fdenv2C
NASG------------------------------------------ AIEKYLQDQARLNSWGCAFRQVCHTTVPWVNGASEQKLISEEDLN
Fdenv12SS
NASGVERYLKDQQLLGIWGSSGKLISTTAVPWSNASGGGSGGGASGAIEKYLQDQARLNSWGSAFRQVSHTTVPWVNGASEQKLISEEDLN
Fdenv12CC
NASGVERYLKDQQLLGIWGCSGKLICTTAVPWSNASGGGSGGGASGAIEKYLQDQARLNSWGCAFRQVCHTTVPWVNGASEQKLISEEDLN
Fdenv12CS
NASGVERYLKDQQLLGIWGCSGKLICTTAVPWSNASGGGSGGGASGAIEKYLQDQARLNSWGSAFRQVSHTTVPWVNGASEQKLISEEDLN
Fdenv12SC
NASGVERYLKDQQLLGIWGSSGKLISTTAVPWSNASGGGSGGGASGAIEKYLQDQARLNSWGCAFRQVCHTTVPWVNGASEQKLISEEDLN

Amino acids are shown in single letter code with Serine (S) and Cysteine (C) in bold letters. The linker is shown in bold letters. Various proteins are shown diagrammatically in Fig. 2.

Gupta and Chaudhary BMC Biotechnology 2006 6:39   doi:10.1186/1472-6750-6-39