Dissecting structure-function of 3-O-sulfated heparin and engineered heparan sulfates
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Dissecting structure-function of 3-O-sulfated heparin and engineered heparan sulfates. / Karlsson, Richard; Chopra, Pradeep; Joshi, Apoorva; Yang, Zhang; Vakhrushev, Sergey Y.; Clausen, Thomas Mandel; Painter, Chelsea D.; Szekeres, Gergo P.; Chen, Yen Hsi; Sandoval, Daniel R.; Hansen, Lars; Esko, Jeffrey D.; Pagel, Kevin; Dyer, Douglas P.; Turnbull, Jeremy E.; Clausen, Henrik; Boons, Geert Jan; Miller, Rebecca L.
In: Science Advances, Vol. 7, No. 52, eabl6026, 2021.Research output: Contribution to journal › Journal article › Research › peer-review
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TY - JOUR
T1 - Dissecting structure-function of 3-O-sulfated heparin and engineered heparan sulfates
AU - Karlsson, Richard
AU - Chopra, Pradeep
AU - Joshi, Apoorva
AU - Yang, Zhang
AU - Vakhrushev, Sergey Y.
AU - Clausen, Thomas Mandel
AU - Painter, Chelsea D.
AU - Szekeres, Gergo P.
AU - Chen, Yen Hsi
AU - Sandoval, Daniel R.
AU - Hansen, Lars
AU - Esko, Jeffrey D.
AU - Pagel, Kevin
AU - Dyer, Douglas P.
AU - Turnbull, Jeremy E.
AU - Clausen, Henrik
AU - Boons, Geert Jan
AU - Miller, Rebecca L.
N1 - Publisher Copyright: Copyright © 2021 The Authors, some rights reserved.
PY - 2021
Y1 - 2021
N2 - Heparan sulfate (HS) polysaccharides are master regulators of diverse biological processes via sulfated motifs that can recruit specific proteins. 3-O-sulfation of HS/heparin is crucial for anticoagulant activity, but despite emerging evidence for roles in many other functions, a lack of tools for deciphering structure-function relationships has hampered advances. Here, we describe an approach integrating synthesis of 3-O-sulfated standards, comprehensive HS disaccharide profiling, and cell engineering to address this deficiency. Its application revealed previously unseen differences in 3-O-sulfated profiles of clinical heparins and 3-O-sulfotransferase (HS3ST)-specific variations in cell surface HS profiles. The latter correlated with functional differences in anticoagulant activity and binding to platelet factor 4 (PF4), which underlies heparin-induced thrombocytopenia, a known side effect of heparin. Unexpectedly, cells expressing the HS3ST4 isoenzyme generated HS with potent anticoagulant activity but weak PF4 binding. The data provide new insights into 3-O-sulfate structure-function and demonstrate proof of concept for tailored cell-based synthesis of next-generation heparins.
AB - Heparan sulfate (HS) polysaccharides are master regulators of diverse biological processes via sulfated motifs that can recruit specific proteins. 3-O-sulfation of HS/heparin is crucial for anticoagulant activity, but despite emerging evidence for roles in many other functions, a lack of tools for deciphering structure-function relationships has hampered advances. Here, we describe an approach integrating synthesis of 3-O-sulfated standards, comprehensive HS disaccharide profiling, and cell engineering to address this deficiency. Its application revealed previously unseen differences in 3-O-sulfated profiles of clinical heparins and 3-O-sulfotransferase (HS3ST)-specific variations in cell surface HS profiles. The latter correlated with functional differences in anticoagulant activity and binding to platelet factor 4 (PF4), which underlies heparin-induced thrombocytopenia, a known side effect of heparin. Unexpectedly, cells expressing the HS3ST4 isoenzyme generated HS with potent anticoagulant activity but weak PF4 binding. The data provide new insights into 3-O-sulfate structure-function and demonstrate proof of concept for tailored cell-based synthesis of next-generation heparins.
U2 - 10.1126/sciadv.abl6026
DO - 10.1126/sciadv.abl6026
M3 - Journal article
C2 - 34936441
AN - SCOPUS:85122026279
VL - 7
JO - Science advances
JF - Science advances
SN - 2375-2548
IS - 52
M1 - eabl6026
ER -
ID: 289392736