How to Name Atoms in Phosphates, Polyphosphates, their Analogues, and Transition State Analogues for Enzyme-catalysed Phosphoryl Transfer Reactions
Procedures are proposed for the naming of individual atoms, N, P, O, etc., in phosphate esters, amidates, thiophosphates, polyphosphates, their mimics, and analogues of transition states for enzyme-catalysed phosphoryl transfer reactions. Their purpose is to enable scientists in very different fields, e.g. biochemistry, biophysics, chemistry, computational chemistry, crystallography, molecular biology, NMR, etc., to share standard protocols for the labelling of individual atoms in complex molecules. This will facilitate clear and unambiguous descriptions of structural results and scientific intercommunication concerning them. At the present time, perusal of the Protein Data Bank (PDB) and other sources shows that there is a limited degree of commonality in nomenclature but a large measure of irregularity in more complex structures. There appears to be no common ground with nomenclature used in computational work or in NMR. The recommendations described herein adhere to established practice as closely as possible, in particular to IUPAC and IUBMB recommendations, and to “best practice” in the PDB, especially to its atom labelling of amino acids, and particularly to Cahn-Ingold-Prelog rules for stereochemical nomenclature. They are designed to work in complex enzyme sites for binding phosphates, but also to have utility for non-enzymatic systems. Above all, the recommendations are designed to be clear, easy to assimilate, and convenient to use.
Comments by 30 June 2016.
Corresponding author: G. Michael Blackburn, <g.m.blackburn@sheffield.ac.uk>
©2016 by Walter de Gruyter Berlin/Boston
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- Outer Limits: Pushing the Extremities
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- Officer’s Column
- Secretary General’s Column
- Features
- The Three-letter Element Symbols:
- Procedures for the Naming of a New Element
- The Chemical Structure Association Trust
- IUPAC Wire
- Discovery and Assignment of Elements with Atomic Numbers 113, 115, 117 and 118
- Open Data in a Big Data World
- UN Secretary General Appoints ICSU Executive Director to Special Advisory Group on the SDGs
- Project Place
- Company Associates Reengineering Project
- Postgraduate Course in Polymer Science, Prague, Czech Republic
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- Which Elements Belong in Group 3 of the Periodic Table?
- Making an imPACt
- Discovery of the elements with atomic numbers Z = 113, 115 and 117 (IUPAC Technical Report)
- Discovery of the element with atomic number Z = 118 completing the 7th row of the periodic table (IUPAC Technical Report)
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