HUMAN CORONAVIRUS PROTEASE 3D structure of SARS coronavirus main proteinase was obtained by X-ray crystallography (PDB ID: 1Q2W). This model is human coronavirus protease constructed by FAMS Ligand&Complex based on 1Q2W. HEADER REPLICASE POLYPROTEIN 1AB [HUMAN CORONAVIRUS 229E] 25-AUG-03 REMARK CHAIN_A ref_NP_073549.1 (2966-3260)