Family: Legume lectins

Lineage:

1. Root: scop
2. Class: All beta proteins
3. Fold: Concanavalin A-like lectins/glucanases
   sandwich; 12-14 strands in 2 sheets; complex topology
4. Superfamily: Concanavalin A-like lectins/glucanases
5. Family: Legume lectins

Protein Domains:

1. Concanavalin A
   natural circle permutation: the "old" N- and C-termini are linked with a peptide bond,whereas the "new" ones correspond to a cleaved loop
   1. Jack bean (Canavalia ensiformis) (38)
   2. Brazilian jackbean (Canavalia brasiliensis) (1)
2. Lectin
   1. Garden pea (Pisum sativum) (4)
      two-chain protein resulted from a single-chain precursor
   2. Common lentil (Lens culinaris) (4)
      two-chain protein resulted from a single-chain precursor
   3. West-central african legume (Griffonia simplicifolia) (3)
   4. Coral tree (Erythrina corallodendron) (7)
   5. Winged bean (Psophocarpus tetragonolobus) (2)
   6. Lathyrus ochrus, isolectin I (7)
   7. Lathyrus ochrus, isolectin II (2)
   8. Peanut (Arachis hypogaea) (5)
   9. Soybean (Glycine max) (4)
   10. Field bean (Dolichos lab lab), Fril (1)
       a legume lectin that delays hematopoietic progenitor maturation
   11. Horse gram (Dolichos biflorus), different isoforms (5)
   12. Mucana (Dioclea grandiflora) (1)
   13. Furze (Ulex europaeus), UEA-I (1)
   14. Furze (Ulex europaeus), UEA-II (5)
   15. Maackia amurensis, leukoagglutinin (1)
3. Phytohemagglutinin-L, PHA-L, also arcelin
   single-chain subunit has "generic" topology
   1. Kidney bean (Phaseolus vulgaris) (4)
   2. Kidney bean (Phaseolus vulgaris), G02771, arcelin-5a (1)
4. alpha-mylase inhibitor
   1. Kidney bean (Phaseolus vulgaris) (1)