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4IUM

Equine arteritis virus papain-like protease 2 (PLP2) covalently bound to ubiquitin

Functional Information from GO Data
ChainGOidnamespacecontents
A0016032biological_processviral process
A0019082biological_processviral protein processing
Functional Information from PDB Data
site_idAC1
Number of Residues4
DetailsBINDING SITE FOR RESIDUE ZN A 501
ChainResidue
ACYS319
ACYS349
ACYS354
ACYS356

site_idAC2
Number of Residues7
DetailsBINDING SITE FOR RESIDUE GOL A 502
ChainResidue
BASP32
BHOH223
AMET278
AGLY280
ALYS323
ATYR324
AHOH710

site_idAC3
Number of Residues8
DetailsBINDING SITE FOR RESIDUE GOL B 101
ChainResidue
AILE313
BTHR7
BLEU8
BILE36
BLEU69
BHOH239
BHOH284
BHOH285

Functional Information from PROSITE/UniProt
site_idPS00299
Number of Residues26
DetailsUBIQUITIN_1 Ubiquitin domain signature. KakIqDkegIPpdqQrLIFaGkqleD
ChainResidueDetails
BLYS27-ASP52

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues99
DetailsDomain: {"description":"Peptidase C33","evidences":[{"source":"PROSITE-ProRule","id":"PRU00871","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues78
DetailsRegion: {"description":"OTU-like"}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues2
DetailsActive site: {"description":"For Nsp2 cysteine proteinase activity","evidences":[{"source":"PubMed","id":"7622476","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues4
DetailsBinding site: {"evidences":[{"source":"PDB","id":"4IUM","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

246031

PDB entries from 2025-12-10

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