Neurospora crassa polysaccharide monooxygenase 2 high mannosylationNeurospora crassa polysaccharide monooxygenase 2 high mannosylation

Structural highlights

5tkf is a 4 chain structure with sequence from Neurospora crassa. Full crystallographic information is available from OCA. For a guided tour on the structure components use FirstGlance.
Method:X-ray diffraction, Resolution 2.1Å
Ligands:, , ,
Resources:FirstGlance, OCA, PDBe, RCSB, PDBsum, ProSAT

Function

Q8WZQ2_NEUCS

Publication Abstract from PubMed

Lytic polysaccharide monooxygenases (LPMOs) are carbohydrate-disrupting enzymes secreted by bacteria and fungi that break glycosidic bonds via an oxidative mechanism. Fungal LPMOs typically act on cellulose and can enhance the efficiency of cellulose-hydrolyzing enzymes that release soluble sugars for bioethanol production or other industrial uses. The enzyme PMO-2 from Neurospora crassa (NcPMO-2) was heterologously expressed in Pichia pastoris to facilitate crystallographic studies of the fungal LPMO mechanism. Diffraction resolution and crystal morphology were improved by expressing NcPMO-2 from a glycoengineered strain of P. pastoris and by the use of crystal seeding methods, respectively. These improvements resulted in high-resolution (1.20 A) X-ray diffraction data collection at 100 K and the production of a large NcPMO-2 crystal suitable for room-temperature neutron diffraction data collection to 2.12 A resolution.

Crystallization of a fungal lytic polysaccharide monooxygenase expressed from glycoengineered Pichia pastoris for X-ray and neutron diffraction.,O'Dell WB, Swartz PD, Weiss KL, Meilleur F Acta Crystallogr F Struct Biol Commun. 2017 Feb 1;73(Pt 2):70-78. doi:, 10.1107/S2053230X16020318. Epub 2017 Jan 19. PMID:28177316[1]

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

See Also

References

  1. O'Dell WB, Swartz PD, Weiss KL, Meilleur F. Crystallization of a fungal lytic polysaccharide monooxygenase expressed from glycoengineered Pichia pastoris for X-ray and neutron diffraction. Acta Crystallogr F Struct Biol Commun. 2017 Feb 1;73(Pt 2):70-78. doi:, 10.1107/S2053230X16020318. Epub 2017 Jan 19. PMID:28177316 doi:http://dx.doi.org/10.1107/S2053230X16020318

5tkf, resolution 2.10Å

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