Loading
PDBj
MenuPDBj@FacebookPDBj@X(formerly Twitter)PDBj@BlueSkyPDBj@YouTubewwPDB FoundationwwPDBDonate
RCSB PDBPDBeBMRBAdv. SearchSearch help

1YX4

Structure of S5a bound to monoubiquitin provides a model for polyubiquitin recognition

Functional Information from GO Data
ChainGOidnamespacecontents
A0006511biological_processubiquitin-dependent protein catabolic process
A0008540cellular_componentproteasome regulatory particle, base subcomplex
Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues19
DetailsDomain: {"description":"UIM 1","evidences":[{"source":"PROSITE-ProRule","id":"PRU00213","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues19
DetailsDomain: {"description":"UIM 2","evidences":[{"source":"PROSITE-ProRule","id":"PRU00213","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues65
DetailsRegion: {"description":"Interaction with UBQLN1","evidences":[{"source":"PubMed","id":"15147878","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues8
DetailsRegion: {"description":"Essential for ubiquitin-binding"}
ChainResidueDetails

site_idSWS_FT_FI5
Number of Residues31
DetailsRegion: {"description":"Disordered","evidences":[{"source":"SAM","id":"MobiDB-lite","evidenceCode":"ECO:0000256"}]}
ChainResidueDetails

site_idSWS_FT_FI6
Number of Residues13
DetailsCompositional bias: {"description":"Basic and acidic residues","evidences":[{"source":"SAM","id":"MobiDB-lite","evidenceCode":"ECO:0000256"}]}
ChainResidueDetails

site_idSWS_FT_FI7
Number of Residues2
DetailsModified residue: {"description":"Phosphothreonine","evidences":[{"source":"UniProtKB","id":"O35226","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI8
Number of Residues1
DetailsModified residue: {"description":"Phosphoserine","evidences":[{"source":"UniProtKB","id":"O35226","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI9
Number of Residues1
DetailsModified residue: {"description":"Phosphoserine","evidences":[{"source":"PubMed","id":"17525332","evidenceCode":"ECO:0007744"},{"source":"PubMed","id":"18669648","evidenceCode":"ECO:0007744"},{"source":"PubMed","id":"20068231","evidenceCode":"ECO:0007744"},{"source":"PubMed","id":"21406692","evidenceCode":"ECO:0007744"},{"source":"PubMed","id":"23186163","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

238895

PDB entries from 2025-07-16

PDB statisticsPDBj update infoContact PDBjnumon