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9U3L

Substrate-engaged human 26S proteasome bound to midnolin with RPT2 at top of spiral staircase

This is a non-PDB format compatible entry.
Functional Information from PROSITE/UniProt
site_idPS00012
Number of Residues16
DetailsPHOSPHOPANTETHEINE Phosphopantetheine attachment site. AAGFSSSGPAATSGAV
ChainResidueDetails
dALA-21-VAL-6

site_idPS00388
Number of Residues23
DetailsPROTEASOME_ALPHA_1 Proteasome alpha-type subunits signature. YsfslTtFSPsGKlvQIEYAlaA
ChainResidueDetails
hTYR6-ALA28
KTYR8-ALA30
gPHE9-ALA31
lTYR6-ALA28
jTYR3-ALA25
iTYR5-ALA27
mTYR7-ALA29

site_idPS00674
Number of Residues19
DetailsAAA AAA-protein family signature. VkMImATNrpdtLDpALl.R
ChainResidueDetails
EVAL273-ARG291
FVAL326-ARG344
CILE289-ARG307
AILE315-ARG333
BVAL325-ARG343
DVAL305-ARG323

site_idPS00854
Number of Residues48
DetailsPROTEASOME_BETA_1 Proteasome beta-type subunits signature. IGIqGpdYVLVASDrvaasnivqmkddhd.KmfkmsekilllcvGeaGD
ChainResidueDetails
qILE5-ASP52
pMET12-ASP59
sLEU13-ASP60
tLEU12-ASP59
nMET4-ASP51
iLEU35-ASP82
oALA4-ASP51
rLEU4-ASP51

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues35
DetailsBinding site: {"evidences":[{"evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues35
DetailsModified residue: {"description":"N6-acetyllysine","evidences":[{"source":"PubMed","id":"19608861","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues20
DetailsRegion: {"description":"Disordered","evidences":[{"source":"SAM","id":"MobiDB-lite","evidenceCode":"ECO:0000256"}]}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues17
DetailsCompositional bias: {"description":"Basic and acidic residues","evidences":[{"source":"SAM","id":"MobiDB-lite","evidenceCode":"ECO:0000256"}]}
ChainResidueDetails

site_idSWS_FT_FI5
Number of Residues1
DetailsModified residue: {"description":"Phosphothreonine","evidences":[{"source":"PubMed","id":"23186163","evidenceCode":"ECO:0007744"},{"source":"PubMed","id":"24275569","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI6
Number of Residues5
DetailsModified residue: {"description":"Phosphothreonine","evidences":[{"source":"PubMed","id":"23186163","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI7
Number of Residues1
DetailsModified residue: {"description":"Phosphotyrosine","evidences":[{"source":"PubMed","id":"15144186","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI8
Number of Residues2
DetailsCross-link: {"description":"Glycyl lysine isopeptide (Lys-Gly) (interchain with G-Cter in ubiquitin)","evidences":[{"source":"PubMed","id":"17370265","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI9
Number of Residues220
DetailsRegion: {"description":"May mediate interaction with PRPF9","evidences":[{"source":"UniProtKB","id":"P62196","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI10
Number of Residues29
DetailsModified residue: {"description":"Phosphoserine","evidences":[{"source":"PubMed","id":"23186163","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI22
Number of Residues2
DetailsModified residue: {"description":"Phosphotyrosine","evidences":[{"source":"UniProtKB","id":"Q9QUM9","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI23
Number of Residues9
DetailsGlycosylation: {"description":"O-linked (GlcNAc) serine","evidences":[{"evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI24
Number of Residues2
DetailsModified residue: {"description":"Phosphotyrosine","evidences":[{"source":"UniProtKB","id":"P49722","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI25
Number of Residues4
DetailsModified residue: {"description":"Phosphotyrosine","evidences":[{"source":"PubMed","id":"15592455","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI26
Number of Residues2
DetailsModified residue: {"description":"Phosphotyrosine","evidences":[{"source":"PubMed","id":"23186163","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI27
Number of Residues2
DetailsModified residue: {"description":"Phosphotyrosine","evidences":[{"source":"UniProtKB","id":"P17220","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI28
Number of Residues2
DetailsModified residue: {"description":"Phosphoserine","evidences":[{"source":"PubMed","id":"18669648","evidenceCode":"ECO:0007744"},{"source":"PubMed","id":"20068231","evidenceCode":"ECO:0007744"},{"source":"PubMed","id":"23186163","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI29
Number of Residues3
DetailsModified residue: {"description":"Phosphoserine","evidences":[{"source":"PubMed","id":"17323924","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI30
Number of Residues3
DetailsModified residue: {"description":"Phosphoserine","evidences":[{"source":"PubMed","id":"24275569","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI31
Number of Residues2
DetailsModified residue: {"description":"Phosphotyrosine; by ABL1 and ABL2","evidences":[{"source":"PubMed","id":"16678104","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI32
Number of Residues2
DetailsModified residue: {"description":"Phosphoserine; alternate","evidences":[{"source":"PubMed","id":"23186163","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI33
Number of Residues2
DetailsGlycosylation: {"description":"O-linked (GlcNAc) serine; alternate","evidences":[{"evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI34
Number of Residues8
DetailsCross-link: {"description":"Glycyl lysine isopeptide (Lys-Gly) (interchain with G-Cter in ubiquitin)"}
ChainResidueDetails

site_idSWS_FT_FI35
Number of Residues2
DetailsModified residue: {"description":"Phosphoserine","evidences":[{"source":"PubMed","id":"17323924","evidenceCode":"ECO:0007744"},{"source":"PubMed","id":"23186163","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI36
Number of Residues6
DetailsActive site: {"description":"Nucleophile","evidences":[{"source":"PubMed","id":"25599644","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"27493187","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI37
Number of Residues2
DetailsModified residue: {"description":"N-acetylserine","evidences":[{"source":"Reference","evidenceCode":"ECO:0000269","citation":{"citationType":"submission","publicationDate":"JUL-2008","submissionDatabase":"UniProtKB","authors":["Bienvenut W.V.","von Kriegsheim A.F.","Kolch W."]}},{"source":"PubMed","id":"19413330","evidenceCode":"ECO:0007744"},{"source":"PubMed","id":"22223895","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI38
Number of Residues2
DetailsModified residue: {"description":"N-acetylmethionine","evidences":[{"source":"PubMed","id":"19413330","evidenceCode":"ECO:0007744"},{"source":"PubMed","id":"22814378","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI39
Number of Residues2
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"18502982","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"18565852","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"19426847","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI40
Number of Residues2
DetailsModified residue: {"description":"Phosphotyrosine","evidences":[{"source":"UniProtKB","id":"O09061","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI41
Number of Residues860
DetailsDomain: {"description":"PCI","evidences":[{"source":"PROSITE-ProRule","id":"PRU01185","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI42
Number of Residues2
DetailsCross-link: {"description":"Glycyl lysine isopeptide (Lys-Gly) (interchain with G-Cter in SUMO2); alternate","evidences":[{"source":"PubMed","id":"28112733","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI43
Number of Residues1
DetailsModified residue: {"description":"N-acetylalanine","evidences":[{"source":"PubMed","id":"12665801","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"19413330","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI44
Number of Residues2
DetailsCross-link: {"description":"Glycyl lysine isopeptide (Lys-Gly) (interchain with G-Cter in SUMO2); alternate","evidences":[{"source":"PubMed","id":"25114211","evidenceCode":"ECO:0007744"},{"source":"PubMed","id":"25218447","evidenceCode":"ECO:0007744"},{"source":"PubMed","id":"25772364","evidenceCode":"ECO:0007744"},{"source":"PubMed","id":"28112733","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI45
Number of Residues2
DetailsCross-link: {"description":"Glycyl lysine isopeptide (Lys-Gly) (interchain with G-Cter in SUMO2)","evidences":[{"source":"PubMed","id":"25772364","evidenceCode":"ECO:0007744"},{"source":"PubMed","id":"28112733","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI46
Number of Residues270
DetailsDomain: {"description":"MPN","evidences":[{"source":"PROSITE-ProRule","id":"PRU01182","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI47
Number of Residues183
DetailsDomain: {"description":"VWFA","evidences":[{"source":"PROSITE-ProRule","id":"PRU00219","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI48
Number of Residues2
DetailsCross-link: {"description":"Glycyl lysine isopeptide (Lys-Gly) (interchain with G-Cter in SUMO2)","evidences":[{"source":"PubMed","id":"28112733","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI49
Number of Residues13
DetailsMotif: {"description":"JAMM motif","evidences":[{"source":"PROSITE-ProRule","id":"PRU01182","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI50
Number of Residues3
DetailsBinding site: {"evidences":[{"source":"PROSITE-ProRule","id":"PRU01182","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI51
Number of Residues1
DetailsModified residue: {"description":"Phosphoserine","evidences":[{"source":"PubMed","id":"17693683","evidenceCode":"ECO:0007744"},{"source":"PubMed","id":"24275569","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI52
Number of Residues66
DetailsRepeat: {"description":"PC 1"}
ChainResidueDetails

site_idSWS_FT_FI53
Number of Residues69
DetailsRepeat: {"description":"PC 2"}
ChainResidueDetails

site_idSWS_FT_FI54
Number of Residues68
DetailsRepeat: {"description":"PC 3"}
ChainResidueDetails

site_idSWS_FT_FI55
Number of Residues68
DetailsRepeat: {"description":"PC 4"}
ChainResidueDetails

site_idSWS_FT_FI56
Number of Residues62
DetailsRepeat: {"description":"PC 5"}
ChainResidueDetails

site_idSWS_FT_FI57
Number of Residues66
DetailsRepeat: {"description":"PC 6"}
ChainResidueDetails

site_idSWS_FT_FI58
Number of Residues47
DetailsRepeat: {"description":"PC 7"}
ChainResidueDetails

site_idSWS_FT_FI59
Number of Residues195
DetailsRegion: {"description":"Required for interaction with UBLCP1","evidences":[{"source":"PubMed","id":"28539385","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI60
Number of Residues1
DetailsModified residue: {"description":"Phosphotyrosine","evidences":[{"source":"PubMed","id":"17323924","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI61
Number of Residues1
DetailsModified residue: {"description":"Phosphoserine","evidences":[{"source":"PubMed","id":"19690332","evidenceCode":"ECO:0007744"},{"source":"PubMed","id":"20068231","evidenceCode":"ECO:0007744"},{"source":"PubMed","id":"21406692","evidenceCode":"ECO:0007744"},{"source":"PubMed","id":"23186163","evidenceCode":"ECO:0007744"},{"source":"PubMed","id":"24275569","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI62
Number of Residues1
DetailsModified residue: {"description":"N6-acetyllysine","evidences":[{"source":"UniProtKB","id":"Q8VDM4","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI63
Number of Residues34
DetailsRepeat: {"description":"PC 8"}
ChainResidueDetails

site_idSWS_FT_FI64
Number of Residues40
DetailsRepeat: {"description":"PC 9"}
ChainResidueDetails

site_idSWS_FT_FI65
Number of Residues32
DetailsRepeat: {"description":"PC 10"}
ChainResidueDetails

site_idSWS_FT_FI66
Number of Residues1
DetailsModified residue: {"description":"N6-acetyllysine","evidences":[{"source":"UniProtKB","id":"Q3TXS7","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI67
Number of Residues2
DetailsModified residue: {"description":"Phosphoserine","evidences":[{"source":"PubMed","id":"16964243","evidenceCode":"ECO:0007744"},{"source":"PubMed","id":"18669648","evidenceCode":"ECO:0007744"},{"source":"PubMed","id":"20068231","evidenceCode":"ECO:0007744"},{"source":"PubMed","id":"23186163","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI68
Number of Residues2
DetailsModified residue: {"description":"Phosphothreonine","evidences":[{"source":"PubMed","id":"18669648","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI69
Number of Residues2
DetailsModified residue: {"description":"Phosphoserine","evidences":[{"source":"PubMed","id":"20068231","evidenceCode":"ECO:0007744"},{"source":"PubMed","id":"23186163","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

251174

PDB entries from 2026-03-25

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