Key role of the carboxyl terminus of hyaluronan synthase in processive synthesis and size control of hyaluronic acid polymers

J Yang, F Cheng, H Yu, J Wang, Z Guo… - …, 2017 - ACS Publications
The essential pathophysiological roles of hyaluronic acid (HA) strongly depend on HA
binding and HA size. Here we deployed the atomic vision of molecular dynamics (MD) …

Biosynthesis of hyaluronan: direction of chain elongation

P Prehm - Biochemical Journal, 2006 - portlandpress.com
The mechanism of hyaluronan biosynthesis in vertebrates had been proposed to occur at
the reducing end of growing chains. This mechanism was questioned because a …

Molecular mechanisms and genetics of hyaluronan biosynthesis

M O'Regan, I Martini, F Crescenzi, C De Luca… - International Journal of …, 1994 - Elsevier
Hyaluronan is an extremely important polysaccharide from both the biological and
commercial points of view. This review summarizes the present state of the art concerning …

Hyaluronan synthase polymerizing activity and control of product size are discrete enzyme functions that can be uncoupled by mutagenesis of conserved cysteines

PH Weigel, BA Baggenstoss - Glycobiology, 2012 - academic.oup.com
Streptococcus equisimilis hyaluronan (HA) synthase (SeHAS) contains four cysteines
(C226, C262, C281 and C367) that are conserved in the mammalian HAS family. Previous …

Biosynthesis of hyaluronic acid polymer: dissecting the role of sub structural elements of hyaluronan synthase

G Agarwal, K KV, SB Prasad, A Bhaduri… - Scientific reports, 2019 - nature.com
Hyaluronic acid (HA) based biomaterials have several biomedical applications. HA
biosynthesis is catalysed by hyaluronan synthase (HAS). The unavailability of 3-D structure …

Current advances in the biosynthesis of hyaluronic acid with variable molecular weights

Y Qiu, Y Ma, Y Huang, S Li, H Xu, E Su - Carbohydrate Polymers, 2021 - Elsevier
Hyaluronic acid (HA) is a naturally formed acidic mucopolysaccharide, with excellent
moisturising properties and used widely in the medicine, cosmetics, and food industries. The …

An engineered hyaluronan synthase: characterization of recombinant human hyaluronan synthase 2 expressed in Escherichia coli

H Hoshi, H Nakagawa, S Nishiguchi, K Iwata… - Journal of Biological …, 2004 - ASBMB
The Class I hyaluronan synthase (HAS) is a unique glycosyltransferase synthesizing
hyaluronan (HA), a polysaccharide composed of GlcUA and GlcNAc, by using one catalytic …

Hyaluronic acid of tailored molecular weight by enzymatic and acid depolymerization

J Valcarcel, MR García, UR Varela… - International journal of …, 2020 - Elsevier
Hyaluronic acid (HA) is a glycosaminoglycan crucial for the homeostasis of tissues, and its
role on cell signalling and regulation of tissue injury and repair largely depends on HA …

Bottom-up synthesis of hyaluronan and its derivatives via enzymatic polymerization: Direct incorporation of an amido functional group

H Ochiai, M Ohmae, T Mori, S Kobayashi - Biomacromolecules, 2005 - ACS Publications
This paper reports the synthesis of hyaluronan (HA) and its derivatives via the hyaluronidase-
catalyzed polymerization of 2-substituted oxazoline derivative monomers designed as …

Chemical, enzymatic and biological synthesis of hyaluronic acids

J Li, M Qiao, Y Ji, L Lin, X Zhang, RJ Linhardt - International journal of …, 2020 - Elsevier
Hyaluronic acid (HA) is a major glycosaminoglycan, a family of structurally complex, linear,
anionic hetero-co-polysaccharides. HA is important in various anatomical structures …