Crystal structure of epoxomicin:20s proteasome reveals a molecular basis for selectivity of alpha,beta-epoxyketone proteasome inhibitors
External Resource: Annotation
Domain Annotation: SCOP/SCOPe Classification SCOP-e Database Homepage
Domain Annotation: SCOP2 Classification SCOP2 Database Homepage
| Chains | Type | Family Name | Domain Identifier | Family Identifier | Provenance Source (Version) |
|---|---|---|---|---|---|
| U | SCOP2B Superfamily | Class II glutamine amidotransferases | 8036842 | 3000131 | SCOP2B (2022-06-29) |
| G | SCOP2B Superfamily | Class II glutamine amidotransferases | 8036842 | 3000131 | SCOP2B (2022-06-29) |
| T | SCOP2B Superfamily | Class II glutamine amidotransferases | 8079169 | 3000131 | SCOP2B (2022-06-29) |
| F | SCOP2B Superfamily | Class II glutamine amidotransferases | 8079169 | 3000131 | SCOP2B (2022-06-29) |
| S | SCOP2B Superfamily | Class II glutamine amidotransferases | 8064066 | 3000131 | SCOP2B (2022-06-29) |
| E | SCOP2B Superfamily | Class II glutamine amidotransferases | 8064066 | 3000131 | SCOP2B (2022-06-29) |
| R | SCOP2B Superfamily | Class II glutamine amidotransferases | 8064026 | 3000131 | SCOP2B (2022-06-29) |
| D | SCOP2B Superfamily | Class II glutamine amidotransferases | 8064026 | 3000131 | SCOP2B (2022-06-29) |
| Q | SCOP2B Superfamily | Class II glutamine amidotransferases | 8064012 | 3000131 | SCOP2B (2022-06-29) |
| C | SCOP2B Superfamily | Class II glutamine amidotransferases | 8064012 | 3000131 | SCOP2B (2022-06-29) |
| P | SCOP2B Superfamily | Class II glutamine amidotransferases | 8064020 | 3000131 | SCOP2B (2022-06-29) |
| B | SCOP2B Superfamily | Class II glutamine amidotransferases | 8064020 | 3000131 | SCOP2B (2022-06-29) |
| N | SCOP2B Superfamily | Class II glutamine amidotransferases | 8036787 | 3000131 | SCOP2B (2022-06-29) |
| BA [auth 2] | SCOP2B Superfamily | Class II glutamine amidotransferases | 8036787 | 3000131 | SCOP2B (2022-06-29) |
| Y | SCOP2B Superfamily | Class II glutamine amidotransferases | 8079504 | 3000131 | SCOP2B (2022-06-29) |
| K | SCOP2B Superfamily | Class II glutamine amidotransferases | 8079504 | 3000131 | SCOP2B (2022-06-29) |
| O | SCOP2B Superfamily | Class II glutamine amidotransferases | 8064048 | 3000131 | SCOP2B (2022-06-29) |
| A | SCOP2B Superfamily | Class II glutamine amidotransferases | 8064048 | 3000131 | SCOP2B (2022-06-29) |
Domain Annotation: ECOD Classification ECOD Database Homepage
| Chains | Family Name | Domain Identifier | Architecture | Possible Homology | Homology | Topology | Family | Provenance Source (Version) |
|---|---|---|---|---|---|---|---|---|
| W | CBAH | e1g65W1 | A: a/b three-layered sandwiches | X: ETN0001 domain-like | H: ETN0001 domain-like | T: Mss4-like | F: CBAH | ECOD (v294.1) |
| I | CBAH | e1g65I1 | A: a/b three-layered sandwiches | X: ETN0001 domain-like | H: ETN0001 domain-like | T: Mss4-like | F: CBAH | ECOD (v294.1) |
| V | CBAH | e1g65V1 | A: a/b three-layered sandwiches | X: ETN0001 domain-like | H: ETN0001 domain-like | T: Mss4-like | F: CBAH | ECOD (v294.1) |
| H | CBAH | e1g65H1 | A: a/b three-layered sandwiches | X: ETN0001 domain-like | H: ETN0001 domain-like | T: Mss4-like | F: CBAH | ECOD (v294.1) |
| U | CBAH | e1g65U1 | A: a/b three-layered sandwiches | X: ETN0001 domain-like | H: ETN0001 domain-like | T: Mss4-like | F: CBAH | ECOD (v294.1) |
| G | CBAH | e1g65G1 | A: a/b three-layered sandwiches | X: ETN0001 domain-like | H: ETN0001 domain-like | T: Mss4-like | F: CBAH | ECOD (v294.1) |
| T | CBAH | e1g65T1 | A: a/b three-layered sandwiches | X: ETN0001 domain-like | H: ETN0001 domain-like | T: Mss4-like | F: CBAH | ECOD (v294.1) |
| F | CBAH | e1g65F1 | A: a/b three-layered sandwiches | X: ETN0001 domain-like | H: ETN0001 domain-like | T: Mss4-like | F: CBAH | ECOD (v294.1) |
| S | CBAH | e1g65S1 | A: a/b three-layered sandwiches | X: ETN0001 domain-like | H: ETN0001 domain-like | T: Mss4-like | F: CBAH | ECOD (v294.1) |
| E | CBAH | e1g65E1 | A: a/b three-layered sandwiches | X: ETN0001 domain-like | H: ETN0001 domain-like | T: Mss4-like | F: CBAH | ECOD (v294.1) |
| R | CBAH | e1g65R1 | A: a/b three-layered sandwiches | X: ETN0001 domain-like | H: ETN0001 domain-like | T: Mss4-like | F: CBAH | ECOD (v294.1) |
| D | CBAH | e1g65D1 | A: a/b three-layered sandwiches | X: ETN0001 domain-like | H: ETN0001 domain-like | T: Mss4-like | F: CBAH | ECOD (v294.1) |
| Q | CBAH | e1g65Q1 | A: a/b three-layered sandwiches | X: ETN0001 domain-like | H: ETN0001 domain-like | T: Mss4-like | F: CBAH | ECOD (v294.1) |
| C | CBAH | e1g65C1 | A: a/b three-layered sandwiches | X: ETN0001 domain-like | H: ETN0001 domain-like | T: Mss4-like | F: CBAH | ECOD (v294.1) |
| P | CBAH | e1g65P1 | A: a/b three-layered sandwiches | X: ETN0001 domain-like | H: ETN0001 domain-like | T: Mss4-like | F: CBAH | ECOD (v294.1) |
| B | CBAH | e1g65B1 | A: a/b three-layered sandwiches | X: ETN0001 domain-like | H: ETN0001 domain-like | T: Mss4-like | F: CBAH | ECOD (v294.1) |
| M | CBAH | e1g65M1 | A: a/b three-layered sandwiches | X: ETN0001 domain-like | H: ETN0001 domain-like | T: Mss4-like | F: CBAH | ECOD (v294.1) |
| AA [auth 1] | CBAH | e1g6511 | A: a/b three-layered sandwiches | X: ETN0001 domain-like | H: ETN0001 domain-like | T: Mss4-like | F: CBAH | ECOD (v294.1) |
| Z | CBAH | e1g65Z1 | A: a/b three-layered sandwiches | X: ETN0001 domain-like | H: ETN0001 domain-like | T: Mss4-like | F: CBAH | ECOD (v294.1) |
| L | CBAH | e1g65L1 | A: a/b three-layered sandwiches | X: ETN0001 domain-like | H: ETN0001 domain-like | T: Mss4-like | F: CBAH | ECOD (v294.1) |
| Y | CBAH | e1g65Y1 | A: a/b three-layered sandwiches | X: ETN0001 domain-like | H: ETN0001 domain-like | T: Mss4-like | F: CBAH | ECOD (v294.1) |
| K | CBAH | e1g65K1 | A: a/b three-layered sandwiches | X: ETN0001 domain-like | H: ETN0001 domain-like | T: Mss4-like | F: CBAH | ECOD (v294.1) |
| X | CBAH | e1g65X1 | A: a/b three-layered sandwiches | X: ETN0001 domain-like | H: ETN0001 domain-like | T: Mss4-like | F: CBAH | ECOD (v294.1) |
| J | CBAH | e1g65J1 | A: a/b three-layered sandwiches | X: ETN0001 domain-like | H: ETN0001 domain-like | T: Mss4-like | F: CBAH | ECOD (v294.1) |
| O | CBAH | e1g65O1 | A: a/b three-layered sandwiches | X: ETN0001 domain-like | H: ETN0001 domain-like | T: Mss4-like | F: CBAH | ECOD (v294.1) |
| A | CBAH | e1g65A1 | A: a/b three-layered sandwiches | X: ETN0001 domain-like | H: ETN0001 domain-like | T: Mss4-like | F: CBAH | ECOD (v294.1) |
Domain Annotation: CATH CATH Database Homepage
Protein Family Annotation Pfam Database Homepage
| Chains | Accession | Name | Description | Comments | Source |
|---|---|---|---|---|---|
| PF00227 | Proteasome subunit (Proteasome) | Proteasome subunit | The proteasome is a multisubunit structure that degrades proteins. Protein degradation is an essential component of regulation because proteins can become misfolded, damaged, or unnecessary. Proteasomes and their homologues vary greatly in complexity ... | Domain | |
| PF00227 | Proteasome subunit (Proteasome) | Proteasome subunit | The proteasome is a multisubunit structure that degrades proteins. Protein degradation is an essential component of regulation because proteins can become misfolded, damaged, or unnecessary. Proteasomes and their homologues vary greatly in complexity ... | Domain | |
| PF12465 | Proteasome beta subunits C terminal (Pr_beta_C) | Proteasome beta subunits C terminal | - | Family | |
| PF00227 | Proteasome subunit (Proteasome) | Proteasome subunit | The proteasome is a multisubunit structure that degrades proteins. Protein degradation is an essential component of regulation because proteins can become misfolded, damaged, or unnecessary. Proteasomes and their homologues vary greatly in complexity ... | Domain | |
| PF10584 | Proteasome subunit A N-terminal signature (Proteasome_A_N) | Proteasome subunit A N-terminal signature | - | Family | |
| PF00227 | Proteasome subunit (Proteasome) | Proteasome subunit | The proteasome is a multisubunit structure that degrades proteins. Protein degradation is an essential component of regulation because proteins can become misfolded, damaged, or unnecessary. Proteasomes and their homologues vary greatly in complexity ... | Domain | |
| PF10584 | Proteasome subunit A N-terminal signature (Proteasome_A_N) | Proteasome subunit A N-terminal signature | - | Family | |
| PF00227 | Proteasome subunit (Proteasome) | Proteasome subunit | The proteasome is a multisubunit structure that degrades proteins. Protein degradation is an essential component of regulation because proteins can become misfolded, damaged, or unnecessary. Proteasomes and their homologues vary greatly in complexity ... | Domain | |
| PF10584 | Proteasome subunit A N-terminal signature (Proteasome_A_N) | Proteasome subunit A N-terminal signature | - | Family | |
| PF00227 | Proteasome subunit (Proteasome) | Proteasome subunit | The proteasome is a multisubunit structure that degrades proteins. Protein degradation is an essential component of regulation because proteins can become misfolded, damaged, or unnecessary. Proteasomes and their homologues vary greatly in complexity ... | Domain | |
| PF10584 | Proteasome subunit A N-terminal signature (Proteasome_A_N) | Proteasome subunit A N-terminal signature | - | Family | |
| PF00227 | Proteasome subunit (Proteasome) | Proteasome subunit | The proteasome is a multisubunit structure that degrades proteins. Protein degradation is an essential component of regulation because proteins can become misfolded, damaged, or unnecessary. Proteasomes and their homologues vary greatly in complexity ... | Domain | |
| PF10584 | Proteasome subunit A N-terminal signature (Proteasome_A_N) | Proteasome subunit A N-terminal signature | - | Family | |
| PF00227 | Proteasome subunit (Proteasome) | Proteasome subunit | The proteasome is a multisubunit structure that degrades proteins. Protein degradation is an essential component of regulation because proteins can become misfolded, damaged, or unnecessary. Proteasomes and their homologues vary greatly in complexity ... | Domain | |
| PF10584 | Proteasome subunit A N-terminal signature (Proteasome_A_N) | Proteasome subunit A N-terminal signature | - | Family | |
| BA [auth 2], N | PF00227 | Proteasome subunit (Proteasome) | Proteasome subunit | The proteasome is a multisubunit structure that degrades proteins. Protein degradation is an essential component of regulation because proteins can become misfolded, damaged, or unnecessary. Proteasomes and their homologues vary greatly in complexity ... | Domain |
| AA [auth 1], M | PF00227 | Proteasome subunit (Proteasome) | Proteasome subunit | The proteasome is a multisubunit structure that degrades proteins. Protein degradation is an essential component of regulation because proteins can become misfolded, damaged, or unnecessary. Proteasomes and their homologues vary greatly in complexity ... | Domain |
| PF00227 | Proteasome subunit (Proteasome) | Proteasome subunit | The proteasome is a multisubunit structure that degrades proteins. Protein degradation is an essential component of regulation because proteins can become misfolded, damaged, or unnecessary. Proteasomes and their homologues vary greatly in complexity ... | Domain | |
| PF00227 | Proteasome subunit (Proteasome) | Proteasome subunit | The proteasome is a multisubunit structure that degrades proteins. Protein degradation is an essential component of regulation because proteins can become misfolded, damaged, or unnecessary. Proteasomes and their homologues vary greatly in complexity ... | Domain | |
| PF00227 | Proteasome subunit (Proteasome) | Proteasome subunit | The proteasome is a multisubunit structure that degrades proteins. Protein degradation is an essential component of regulation because proteins can become misfolded, damaged, or unnecessary. Proteasomes and their homologues vary greatly in complexity ... | Domain | |
| PF00227 | Proteasome subunit (Proteasome) | Proteasome subunit | The proteasome is a multisubunit structure that degrades proteins. Protein degradation is an essential component of regulation because proteins can become misfolded, damaged, or unnecessary. Proteasomes and their homologues vary greatly in complexity ... | Domain | |
| PF10584 | Proteasome subunit A N-terminal signature (Proteasome_A_N) | Proteasome subunit A N-terminal signature | - | Family |
Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage
InterPro: Protein Family Classification InterPro Database Homepage
Protein Modification Annotation
| Modified Residue(s) | ||
|---|---|---|
| Chain | Residue(s) | Description |
| CA [auth 3], DA [auth 4] | 04D | |
| CA [auth 3], DA [auth 4] | ACE | :  AA0041 , AA0042 , AA0043 , AA0044 , AA0045 , AA0046 , AA0049 , AA0050 , AA0051 , AA0052 , AA0053 , AA0054 , AA0354 :  N-acetyl-L-alanine MOD:00050 , N-acetyl-L-aspartic acid MOD:00051 , N-acetyl-L-cysteine MOD:00052 , N-acetyl-S-archeol-cysteine MOD:00897 , N-acetyl-L-glutamic acid MOD:00053 , N-acetyl-L-glutamine MOD:00054 , N-acetylglycine MOD:00055 , N-acetyl-L-methionine MOD:00058 , N-acetyl-L-proline MOD:00059 , N-acetyl-L-serine MOD:00060 , N,O-diacetylated L-serine MOD:00648 , N-acetyl-L-threonine MOD:00061 , N-acetyl-L-tyrosine MOD:00062 , N-acetyl-L-valine MOD:00063 , N2-acetyl-L-arginine MOD:00359 |
| CA [auth 3], DA [auth 4] | IML | Parent Component: ILE :  AA0041 , AA0042 , AA0043 , AA0044 , AA0045 , AA0046 , AA0049 , AA0050 , AA0051 , AA0052 , AA0053 , AA0054 , AA0354 , AA0336 :  N-acetyl-L-alanine MOD:00050 , N-acetyl-L-aspartic acid MOD:00051 , N-acetyl-L-cysteine MOD:00052 , N-acetyl-S-archeol-cysteine MOD:00897 , N-acetyl-L-glutamic acid MOD:00053 , N-acetyl-L-glutamine MOD:00054 , N-acetylglycine MOD:00055 , N-acetyl-L-methionine MOD:00058 , N-acetyl-L-proline MOD:00059 , N-acetyl-L-serine MOD:00060 , N,O-diacetylated L-serine MOD:00648 , N-acetyl-L-threonine MOD:00061 , N-acetyl-L-tyrosine MOD:00062 , N-acetyl-L-valine MOD:00063 , N2-acetyl-L-arginine MOD:00359 , N-methyl-L-isoleucine MOD:00341 |














