Answers are grounded in this paper and cite their sources.
Nuclear magnetic resonance spectroscopy and mass spectrometric analysis of a unique pyoverdine-type siderophore isolated from the culture filtrate of Pseudomonas fluorescens 244 reveals a new natural amino acid, L-threo-β-hydroxyhistidine, that functions as an iron(III) bidentate ligand.
No takes yet. Share an insight, caveat, or question.
Hancock et al. (1993) studied this question.
Synapse has enriched 5 related papers. Consider them for comparative context: