2r9o Summary


Cathepsin S complexed with Compound 8

The structure was published by Ward, Y.D., Emmanuel, M.J., Thomson, D.S., et al., Raymond, E.L., Brown, M.L., and Spero, D.M., in in a paper entitled "Design and Synthesis of Reversible Inhibitors of Cathepsin S: alpha,alpha-Disubstitution at the P1 Residue Provides Potent Inhibitors in Cellular Assays and In Vivo Models of Antigen Presentation" (abstract).

This crystal structure was determined using X-ray diffraction at a resolution of 2.0 Å and deposited in 2007.

The experimental data on which the structure is based was also deposited.

This PDB entry contains multiple copies of the structure of Cathepsin S.

It also contains one or more heterogenic compounds (e.g., ligands, co-factors, ions, modified amino acids, etc.); see here for a complete list.

The molecule has more than one probable quaternary state observed. For more details see the quaternary structure page.

The following tables show cross-reference information to other databases (to obtain a list of all PDB entries sharing the same property or classification, click on the magnifying glass icon):

Chain Name UniProt Name of source organism % of UniProt sequence present in the sample Residues in the sample molecules % of residues observed
A Cathepsin S Not available
Homo sapienssearch < 90% 222 97%
B Cathepsin S P25774 (115-331) (CATS_HUMAN)search Homo sapienssearch 100% 222 97%

This entry contains 1 unique UniProt protein:

UniProt accession Name Organism PDB
P25774 (115 - 331) Cathepsin S Homo sapiens

Chain Structural classification (SCOP) Structural classification (CATH) Sequence family (Pfam)
A, B (P25774) Papain-likesearch Cysteine proteinasessearch PF00112: Papain family cysteine proteasesearch

Chain ID Biological process (GO) Molecular function (GO)
A, B (P25774) proteolysissearch cysteine-type peptidase activitysearch

Chain InterPro annotation
A, B Cysteine peptidase, cysteine active sitesearch Peptidase C1A, papain C-terminalsearch Peptidase C1Asearch Cysteine peptidase, histidine active sitesearch Cysteine peptidase, asparagine active sitesearch