Crystal structure of a shark single-domain antibody V region in complex with lysozyme.
Stanfield, R.L., Dooley, H., Flajnik, M.F., Wilson, I.A.(2004) Science 305: 1770-1773
- PubMed: 15319492 
- DOI: 10.1126/science.1101148
- Primary Citation of Related Structures:  
- PubMed Abstract: 
Cartilaginous fish are the phylogenetically oldest living organisms known to possess components of the vertebrate adaptive immune system. Key to their immune response are heavy-chain, homodimeric immunoglobulins called new antigen receptors (IgNARs), ...