129623-52-5 Hdel sequence His-asp-glu-leu Histidyl-aspartyl-glutamyl-leucine L-Leucine, N-(N-(N-L-histidyl-L-alpha-aspartyl)-L-alpha-glutamyl)- N-(N-(N-L-Histidyl-L-alpha-aspartyl)-L-alpha-glutamyl)-L-leucine