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4PIJ

X-ray crystal structure of the K11S/K63S double mutant of ubiquitin

Functional Information from PDB Data
site_idAC1
Number of Residues6
Detailsbinding site for residue GOL A 101
ChainResidue
ATHR7
AHIS68
ALEU69
AHOH204
BGLY47
BSO4102

site_idAC2
Number of Residues6
Detailsbinding site for residue SO4 B 101
ChainResidue
BASP52
BARG54
BHOH234
BLYS27
BASP39
BARG42

site_idAC3
Number of Residues9
Detailsbinding site for residue SO4 B 102
ChainResidue
AGLN2
AGOL101
AHOH204
AHOH209
BALA46
BHIS68
BHOH201
BHOH215
BHOH232

site_idAC4
Number of Residues6
Detailsbinding site for residue SO4 B 103
ChainResidue
AARG74
BGLU51
BASP52
BHOH222
BHOH229
BHOH234

site_idAC5
Number of Residues7
Detailsbinding site for residue SO4 B 104
ChainResidue
AARG42
AGLN49
AARG72
BARG42
BGLN49
BARG72
BLEU73

site_idAC6
Number of Residues8
Detailsbinding site for residue SO4 B 105
ChainResidue
ATHR7
ATHR9
ASER11
AGLU34
BTHR7
BLEU8
BTHR9
BGLU34

Functional Information from PROSITE/UniProt
site_idPS00299
Number of Residues26
DetailsUBIQUITIN_1 Ubiquitin domain signature. KakIqDkegIPpdqQrLIFaGkqleD
ChainResidueDetails
ALYS27-ASP52

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues4
DetailsSite: {"description":"Interacts with activating enzyme"}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues2
DetailsSite: {"description":"Essential for function"}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues2
DetailsModified residue: {"description":"Phosphoserine; by PINK1","evidences":[{"source":"PubMed","id":"24660806","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"24751536","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"24784582","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"25474007","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"25527291","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues2
DetailsModified residue: {"description":"(Microbial infection) ADP-ribosylthreonine","evidences":[{"source":"PubMed","id":"32330457","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI5
Number of Residues2
DetailsCross-link: {"description":"Glycyl lysine isopeptide (Lys-Gly) (interchain with G-Cter in ubiquitin)","evidences":[{"source":"PubMed","id":"16443603","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI6
Number of Residues4
DetailsCross-link: {"description":"Glycyl lysine isopeptide (Lys-Gly) (interchain with G-Cter in ubiquitin)","evidences":[{"source":"PubMed","id":"16543144","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"18719106","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI7
Number of Residues4
DetailsCross-link: {"description":"Glycyl lysine isopeptide (Lys-Gly) (interchain with G-Cter in ubiquitin)","evidences":[{"source":"PubMed","id":"16443603","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"16543144","evidenceCode":"ECO:0000269"}]}
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":"15466860","evidenceCode":"ECO:0000305"}]}
ChainResidueDetails

site_idSWS_FT_FI9
Number of Residues2
DetailsCross-link: {"description":"Glycyl lysine isopeptide (Lys-Gly) (interchain with G-Cter in ubiquitin)","evidences":[{"source":"PubMed","id":"16543144","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"25752573","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"25752577","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"34239127","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI10
Number of Residues2
DetailsCross-link: {"description":"Glycyl lysine isopeptide (Lys-Gly) (interchain with G-Cter in ubiquitin)","evidences":[{"source":"PubMed","id":"25752577","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

239492

PDB entries from 2025-07-30

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