biocytin

(redirected from biotinyllysine)
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biocytin

[‚bī·ō′sīt·ən]
(biochemistry)
C16H28N4O4S Crystals with a melting point of 241-243°C; obtained from dilute methanol or acetone solutions; characterized by its utilization by Lactobacillus casei and L. delbrückii LD5 as a biotin source, and by its unavailability as a biotin source to L. arabinosus. Also known as biotin complex of yeast.