The 1.8-A crystal structure of human tear lipocalin reveals an extended branched cavity with capacity for multiple ligands
Breustedt, D.A., Korndoerfer, I.P., Redl, B., Skerra, A.(2005) J.Biol.Chem. 280: 484-493
- PubMed: 15489503 
- DOI: 10.1074/jbc.M410466200
- PubMed Abstract: 
In contrast with earlier assumptions, which classified human tear lipocalin (Tlc) as an outlier member of the lipocalin protein family, the 1.8-A resolution crystal structure of the recombinant apoprotein confirms the typical eight-stranded antiparal ...