5b0r

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Beta-1,2-Mannobiose phosphorylase from Listeria innocua - beta-1,2-mannobiose complexBeta-1,2-Mannobiose phosphorylase from Listeria innocua - beta-1,2-mannobiose complex

Structural highlights

5b0r is a 2 chain structure with sequence from Listeria innocua Clip11262. Full crystallographic information is available from OCA. For a guided tour on the structure components use FirstGlance.
Method:X-ray diffraction, Resolution 1.8Å
Ligands:, , , ,
Resources:FirstGlance, OCA, PDBe, RCSB, PDBsum, ProSAT

Function

BMBP_LISIN Catalyzes the reversible phosphorolysis of 1,2-beta-oligomannan (PubMed:26632508). In phosphorolytic reactions, prefers beta-1,2-mannobiose (beta-1,2-Man2) as substrate, but can also use beta-1,2-mannotriose (PubMed:26632508).[1]

Publication Abstract from PubMed

Glycoside hydrolase family 130 consists of phosphorylases and hydrolases for beta-mannosides. Here, we characterized beta-1,2-mannobiose phosphorylase from Listeria innocua (Lin0857) and determined its crystal structures complexed with beta-1,2-linked mannooligosaccharides. beta-1,2-Mannotriose was bound in a U-shape, interacting with a phosphate analog at both ends. Lin0857 has a unique dimer structure connected by a loop, and a significant open-close loop displacement was observed for substrate entry. A long loop, which is exclusively present in Lin0857, covers the active site to limit the pocket size. A structural basis for substrate recognition and phosphorolysis was provided.

Characterization and crystal structure determination of beta-1,2-mannobiose phosphorylase from Listeria innocua.,Tsuda T, Nihira T, Chiku K, Suzuki E, Arakawa T, Nishimoto M, Kitaoka M, Nakai H, Fushinobu S FEBS Lett. 2015 Dec 21;589(24 Pt B):3816-21. doi: 10.1016/j.febslet.2015.11.034. , Epub 2015 Nov 26. PMID:26632508[2]

From MEDLINE®/PubMed®, a database of the U.S. National Library of Medicine.

References

  1. Tsuda T, Nihira T, Chiku K, Suzuki E, Arakawa T, Nishimoto M, Kitaoka M, Nakai H, Fushinobu S. Characterization and crystal structure determination of beta-1,2-mannobiose phosphorylase from Listeria innocua. FEBS Lett. 2015 Dec 21;589(24 Pt B):3816-21. doi: 10.1016/j.febslet.2015.11.034. , Epub 2015 Nov 26. PMID:26632508 doi:http://dx.doi.org/10.1016/j.febslet.2015.11.034
  2. Tsuda T, Nihira T, Chiku K, Suzuki E, Arakawa T, Nishimoto M, Kitaoka M, Nakai H, Fushinobu S. Characterization and crystal structure determination of beta-1,2-mannobiose phosphorylase from Listeria innocua. FEBS Lett. 2015 Dec 21;589(24 Pt B):3816-21. doi: 10.1016/j.febslet.2015.11.034. , Epub 2015 Nov 26. PMID:26632508 doi:http://dx.doi.org/10.1016/j.febslet.2015.11.034

5b0r, resolution 1.80Å

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