3IPM
Crystal Structure of Archaeal 20S Proteasome in Complex with the C-terminus of PAN
Entity
Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
1 | A, B, C, D, E... | Proteasome subunit alpha | polymer | 233 | 25829.4 | 7 | UniProt (P25156) Pfam (PF10584) Pfam (PF00227) In PDB | Thermoplasma acidophilum | 20S proteasome alpha subunit,Proteasome core protein PsmA |
2 | H, I, J, K, L... | Proteasome subunit beta | polymer | 217 | 23998.7 | 7 | UniProt (P28061) Pfam (PF00227) In PDB | Thermoplasma acidophilum | 20S proteasome beta subunit,Proteasome core protein PsmB |
3 | O, P, Q, R, S... | Proteasome activator PA26, Proteasome-activating nucleotidase fusion protein | polymer | 239 | 26328.0 | 7 | UniProt (Q38BM8) UniProt (Q58576) Pfam (PF02252) In PDB | Trypanosoma brucei brucei |
Sequence modifications
H, I, J, K, L, M, N: -7 - 203 (UniProt: P28061)
O, P, Q, R, S, T, U: 2 - 223 (UniProt: Q38BM8)
O, P, Q, R, S, T, U: 226 - 232 (UniProt: Q58576)
PDB | External Database | Details |
---|---|---|
His 204 | - | expression tag |
His 205 | - | expression tag |
His 206 | - | expression tag |
His 207 | - | expression tag |
His 208 | - | expression tag |
His 209 | - | expression tag |
PDB | External Database | Details |
---|---|---|
Met -6 | - | initiating methionine |
Ala -5 | - | expression tag |
His -4 | - | expression tag |
His -3 | - | expression tag |
His -2 | - | expression tag |
His -1 | - | expression tag |
His 0 | - | expression tag |
His 1 | - | expression tag |
Ala 102 | Glu 102 | engineered mutation |
Gly 224 | - | linker |
Gly 225 | - | linker |
Sequence viewer
Contents of the asymmetric unit
Polymers | Number of chains | 21 |
Total formula weight | 533092.9 | |
All* | Total formula weight | 533092.9 |