Matriglycan: a novel polysaccharide that links dystroglycan to the basement membrane

T Yoshida-Moriguchi, KP Campbell - Glycobiology, 2015 - academic.oup.com
Associations between cells and the basement membrane are critical for a variety of
biological events including cell proliferation, cell migration, cell differentiation and the …

Recent advancements in understanding mammalian O-mannosylation

MO Sheikh, SM Halmo, L Wells - Glycobiology, 2017 - academic.oup.com
The post-translational glycosylation of select proteins by O-linked mannose (O-mannose or
O-man) is a conserved modification from yeast to humans and has been shown to be …

Cell surface glycan engineering reveals that matriglycan alone can recapitulate dystroglycan binding and function

MO Sheikh, CJ Capicciotti, L Liu, J Praissman… - Nature …, 2022 - nature.com
Abstract α-Dystroglycan (α-DG) is uniquely modified on O-mannose sites by a repeating
disaccharide (-Xylα1, 3-GlcAβ1, 3-) n termed matriglycan, which is a receptor for laminin-G …

Dystroglycan binding to α-neurexin competes with neurexophilin-1 and neuroligin in the brain

C Reissner, J Stahn, D Breuer, M Klose… - Journal of Biological …, 2014 - ASBMB
α-Neurexins (α-Nrxn) are mostly presynaptic cell surface molecules essential for
neurotransmission that are linked to neuro-developmental disorders as autism or …

Mammalian O-mannosylation pathway: glycan structures, enzymes, and protein substrates

JL Praissman, L Wells - Biochemistry, 2014 - ACS Publications
The mammalian O-mannosylation pathway for protein post-translational modification is
intricately involved in modulating cell–matrix interactions in the musculature and nervous …

Ribitol-phosphate—a newly identified posttranslational glycosylation unit in mammals: structure, modification enzymes and relationship to human diseases

M Kanagawa, T Toda - The journal of biochemistry, 2018 - academic.oup.com
Glycosylation is a crucial posttranslational modification that is involved in numerous
biological events. Therefore, abnormal glycosylation can impair the functions of …

HNK-1 sulfotransferase modulates α-dystroglycan glycosylation by 3-O-sulfation of glucuronic acid on matriglycan

MO Sheikh, D Venzke, ME Anderson… - …, 2020 - academic.oup.com
Mutations in multiple genes required for proper O-mannosylation of α-dystroglycan are
causal for congenital/limb-girdle muscular dystrophies and abnormal brain development in …

AGO61-dependent GlcNAc modification primes the formation of functional glycans on α-dystroglycan

H Yagi, N Nakagawa, T Saito, H Kiyonari, T Abe… - Scientific reports, 2013 - nature.com
Dystroglycanopathy is a major class of congenital muscular dystrophy that is caused by a
deficiency of functional glycans on α-dystroglycan (α-DG) with laminin-binding activity. A …

A sulfated glycosaminoglycan linkage region is a novel type of human natural killer-1 (HNK-1) epitope expressed on aggrecan in perineuronal nets

K Yabuno, J Morise, Y Kizuka, N Hashii, N Kawasaki… - PLoS …, 2015 - journals.plos.org
Human natural killer-1 (HNK-1) carbohydrate (HSO3-3GlcAβ1-3Galβ1-4GlcNAc-R) is highly
expressed in the brain and required for learning and neural plasticity. We previously …

Dissecting the molecular basis of the role of the O‐mannosylation pathway in disease: α‐dystroglycan and forms of muscular dystrophy

D Live, L Wells, GJ Boons - Chembiochem, 2013 - Wiley Online Library
Dystroglycanopathies form a subgroup of muscular dystrophies that arise from defects in
enzymes that are implicated in the recently elucidated O‐mannosylation pathway, thereby …