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Keywords from Image Description:
LCitrullineDballs. Ballandstick model of the citrulline molecule nonstandard amino acid that may be incorporated into some proteins Shown here as the Lisomer in neutral form Colourcode Carbon black FFF Hydrogen white FEE Oxygen red CFA Nitrogen blue own DS Visualizer Jynto talk Spacefilling version Zwitterionic form cczero Citrulline