2QCY

Crystal Structure of a monomeric form of Severe Acute Respiratory Syndrome (SARS) 3C-like protease mutant

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A	3C-like proteinase	polymer	306	33790.5	1	UniProt (P59641) Pfam (PF05409) UniProt (by SIFTS) (P0C6X7) In PDB	SARS coronavirus	3CL-PRO, 3CLp, nsp5
2		water	water		18.0	419	Chemie (HOH)

Sequence modifications

A: 1 - 306 (UniProt: P59641)

PDB	External Database	Details
Ala 298	Arg 3538	engineered mutation

Sequence viewer

Contents of the asymmetric unit

*Water molecules are not included.