[1] Univ British Columbia, Dept Biochem & Mol Biol, Prot Engn Network, Ctr Excellence, Vancouver, BC V6T 1Z3, Canada
[2] Univ British Columbia, Dept Oral Biol, Prot Engn Network, Ctr Excellence, Vancouver, BC V6T 1Z3, Canada
[3] Univ British Columbia, Dept Med Sci, Prot Engn Network, Ctr Excellence, Vancouver, BC V6T 1Z3, Canada
[4] Univ Oviedo, Dept Bioquim & Biol Mol, Fac Med, Inst Oncol, Oviedo 33006, Spain