Review Article

Identification and Quantification of Protein Glycosylation

Table 1

Lectins and their specific affinity to glycans.

LectinOriginSpecific affinity

Mannose binding lectins

Con ACanavalia ensiformisBranched α-mannosidic structures; high-mannose type, hybrid type and biantennary complex type N-glycans
GNAGalanthus nivalisα-1–3 and α-1–6-linked high-mannose structures
LCHLens culinarisFucosylated core region of bi- and triantennary complex type N-glycans

Galactose/N-acetylgalactosamine binding lectins

RCARicinus communisGalβ1-4GlcNAcβ1-R
ECLErythrina cristagalli lectinGalβ1-4GlcNAcβ1-R
PNAArachis hypogaeaGalβ1-3GalNAcα1-Ser/Thr (T-Antigen)
AILArtocarpus integrifolia(Sia)Galβ1-3GalNAcα1-Ser/Thr (T-Antigen)
VVLVicia villosaGalNAcα-Ser/Thr (Tn-Antigen)

Sialic acid/N-acetylglucosamine binding lectins

WGATriticum vulgarisGlcNAcβ1-4GlcNAcβ1-4GlcNAc, Neu5Ac (sialic acid)
PHAPhaseolus vulgarisN-Acetylglucosamine
SNASambucus nigraNeu5Acα2-6Gal(NAc)-R
MALMaackia amurensisNeu5Ac/Gcα2-3Galβ1-4GlcNAcβ1-R

Fucose binding lectins

UEAUlex europaeusFucα1-2Gal-R
AALAleuria aurantiaFucα1-2Galβ1-4(Fucα1-3/4)Galβ1-4GlcNAc; R2-GlcNAcβ1-4(Fucα1-6)GlcNAc-R1