2XK5
Crystal structure of K6-linked diubiquitin
Functional Information from PDB Data
| site_id | AC1 |
| Number of Residues | 3 |
| Details | BINDING SITE FOR RESIDUE ZN A 1074 |
| Chain | Residue |
| A | MET1 |
| A | GLU16 |
| A | ASP32 |
| site_id | AC2 |
| Number of Residues | 3 |
| Details | BINDING SITE FOR RESIDUE ZN A 1075 |
| Chain | Residue |
| A | GLU18 |
| A | GLU18 |
| A | ASP21 |
| site_id | AC3 |
| Number of Residues | 4 |
| Details | BINDING SITE FOR RESIDUE ZN B 1076 |
| Chain | Residue |
| B | LYS29 |
| B | GLU18 |
| B | GLU18 |
| B | ASP21 |
| site_id | AC4 |
| Number of Residues | 2 |
| Details | BINDING SITE FOR RESIDUE ZN A 1076 |
| Chain | Residue |
| A | GLU64 |
| A | HIS68 |
| site_id | AC5 |
| Number of Residues | 3 |
| Details | BINDING SITE FOR RESIDUE ZN B 1077 |
| Chain | Residue |
| B | MET1 |
| B | GLU16 |
| B | ASP32 |
| site_id | AC6 |
| Number of Residues | 2 |
| Details | BINDING SITE FOR RESIDUE ZN A 1077 |
| Chain | Residue |
| A | LYS27 |
| A | ASP52 |
| site_id | AC7 |
| Number of Residues | 1 |
| Details | BINDING SITE FOR RESIDUE ZN B 1078 |
| Chain | Residue |
| B | ASP58 |
Functional Information from PROSITE/UniProt
| site_id | PS00299 |
| Number of Residues | 26 |
| Details | UBIQUITIN_1 Ubiquitin domain signature. KakIqDkegIPpdqQrLIFaGkqleD |
| Chain | Residue | Details |
| A | LYS27-ASP52 | |
| B | LYS27-ASP52 |
Functional Information from SwissProt/UniProt
| site_id | SWS_FT_FI1 |
| Number of Residues | 4 |
| Details | Site: {"description":"Interacts with activating enzyme"} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI2 |
| Number of Residues | 2 |
| Details | Site: {"description":"Essential for function"} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI3 |
| Number of Residues | 2 |
| Details | Modified 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":"25527291","evidenceCode":"ECO:0000269"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI4 |
| Number of Residues | 2 |
| Details | Modified residue: {"description":"(Microbial infection) ADP-ribosylthreonine","evidences":[{"source":"PubMed","id":"32330457","evidenceCode":"ECO:0000269"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI5 |
| Number of Residues | 2 |
| Details | Cross-link: {"description":"Glycyl lysine isopeptide (Lys-Gly) (interchain with G-Cter in ubiquitin)","evidences":[{"source":"PubMed","id":"16443603","evidenceCode":"ECO:0000269"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI6 |
| Number of Residues | 4 |
| Details | Cross-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"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI7 |
| Number of Residues | 4 |
| Details | Cross-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"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI8 |
| Number of Residues | 2 |
| Details | Cross-link: {"description":"Glycyl lysine isopeptide (Lys-Gly) (interchain with G-Cter in ubiquitin)","evidences":[{"source":"PubMed","id":"15466860","evidenceCode":"ECO:0000305"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI9 |
| Number of Residues | 2 |
| Details | Cross-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"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI10 |
| Number of Residues | 2 |
| Details | Cross-link: {"description":"Glycyl lysine isopeptide (Lys-Gly) (interchain with G-Cter in ubiquitin)","evidences":[{"source":"PubMed","id":"25752577","evidenceCode":"ECO:0000269"}]} |
| Chain | Residue | Details |
