5LNC
Structure of SPX domain of the yeast inorganic polyphophate polymerase Vtc4 crystallized by carrier-driven crystallization in fusion with the macro domain of human histone macroH2A1.1
Functional Information from SwissProt/UniProt
| site_id | SWS_FT_FI1 |
| Number of Residues | 4 |
| Details | SITE: Important for inositol polyphosphate binding => ECO:0000250|UniProtKB:P43585 |
| Chain | Residue | Details |
| A | TYR22 | |
| A | LYS26 | |
| B | TYR22 | |
| B | LYS26 |
| site_id | SWS_FT_FI2 |
| Number of Residues | 2 |
| Details | CROSSLNK: Glycyl lysine isopeptide (Lys-Gly) (interchain with G-Cter in ubiquitin) => ECO:0007744|PubMed:22106047 |
| Chain | Residue | Details |
| A | LYS75 | |
| B | LYS75 |
| site_id | SWS_FT_FI3 |
| Number of Residues | 6 |
| Details | CROSSLNK: Glycyl lysine isopeptide (Lys-Gly) (interchain with G-Cter in SUMO2) => ECO:0007744|PubMed:28112733 |
| Chain | Residue | Details |
| A | LYS190 | |
| A | LYS321 | |
| B | LYS190 | |
| B | LYS321 |
| site_id | SWS_FT_FI4 |
| Number of Residues | 16 |
| Details | BINDING: BINDING => ECO:0000250|UniProtKB:A0A0D2UG83 |
| Chain | Residue | Details |
| A | ASP204 | |
| B | ILE205 | |
| B | VAL227 | |
| B | SER276 | |
| B | GLY313 | |
| B | SER314 | |
| B | GLY315 | |
| B | ASN317 | |
| A | ILE205 | |
| A | VAL227 | |
| A | SER276 | |
| A | GLY313 | |
| A | SER314 | |
| A | GLY315 | |
| A | ASN317 | |
| B | ASP204 |
