···Histidine - His - H Amino Acid molecular formula and chemical structure . 2D Ball and stick model on school paper sheet background. EPS10RFID:Image ID:2DYPJM5PreviewSaveShareBuy the printImage detailsContributor:Bassstock / Alamy Stock VectorImage ID:2DYPJM5Releases:Model - no | Property - noDo I need a release?Date created:28 December 2020