Crystal structure of TPADO in a substrate-free stateCrystal structure of TPADO in a substrate-free state

Structural highlights

7q04 is a 7 chain structure with sequence from Comamonas sp. and Gallus gallus. Full crystallographic information is available from OCA. For a guided tour on the structure components use FirstGlance.
Method:X-ray diffraction, Resolution 2.281Å
Ligands:,
Resources:FirstGlance, OCA, PDBe, RCSB, PDBsum, ProSAT

Function

LYSC_CHICK Lysozymes have primarily a bacteriolytic function; those in tissues and body fluids are associated with the monocyte-macrophage system and enhance the activity of immunoagents. Has bacteriolytic activity against M.luteus.[1]

Publication Abstract from PubMed

SignificanceMore than 400 million tons of plastic waste is produced each year, the overwhelming majority of which ends up in landfills. Bioconversion strategies aimed at plastics have emerged as important components of enabling a circular economy for synthetic plastics, especially those that exhibit chemically similar linkages to those found in nature, such as polyesters. The enzyme system described in this work is essential for mineralization of the xenobiotic components of poly(ethylene terephthalate) (PET) in the biosphere. Our description of its structure and substrate preferences lays the groundwork for in vivo or ex vivo engineering of this system for PET upcycling.

Biochemical and structural characterization of an aromatic ring-hydroxylating dioxygenase for terephthalic acid catabolism.,Kincannon WM, Zahn M, Clare R, Lusty Beech J, Romberg A, Larson J, Bothner B, Beckham GT, McGeehan JE, DuBois JL Proc Natl Acad Sci U S A. 2022 Mar 29;119(13):e2121426119. doi:, 10.1073/pnas.2121426119. Epub 2022 Mar 21. PMID:35312352[2]

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

References

  1. Maehashi K, Matano M, Irisawa T, Uchino M, Kashiwagi Y, Watanabe T. Molecular characterization of goose- and chicken-type lysozymes in emu (Dromaius novaehollandiae): evidence for extremely low lysozyme levels in emu egg white. Gene. 2012 Jan 15;492(1):244-9. doi: 10.1016/j.gene.2011.10.021. Epub 2011 Oct, 25. PMID:22044478 doi:10.1016/j.gene.2011.10.021
  2. Kincannon WM, Zahn M, Clare R, Lusty Beech J, Romberg A, Larson J, Bothner B, Beckham GT, McGeehan JE, DuBois JL. Biochemical and structural characterization of an aromatic ring-hydroxylating dioxygenase for terephthalic acid catabolism. Proc Natl Acad Sci U S A. 2022 Mar 29;119(13):e2121426119. doi:, 10.1073/pnas.2121426119. Epub 2022 Mar 21. PMID:35312352 doi:http://dx.doi.org/10.1073/pnas.2121426119

7q04, resolution 2.28Å

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