2OUL
The Structure of Chagasin in Complex with a Cysteine Protease Clarifies the Binding Mode and Evolution of a New Inhibitor Family
Domain Annotation: SCOP/SCOPe Classification SCOP-e Database Homepage
Chains | Domain Info | Class | Fold | Superfamily | Family | Domain | Species | Provenance Source (Version) |
---|---|---|---|---|---|---|---|---|
B | d2oulb_ | All beta proteins | Immunoglobulin-like beta-sandwich | ICP-like | ICP-like | Chagasin | (Trypanosoma cruzi ) [TaxId: 5693 ], | SCOPe (2.08) |
A | d2oula_ | Alpha and beta proteins (a+b) | Cysteine proteinases | Cysteine proteinases | Papain-like | Falcipain 2 | (Plasmodium falciparum 3D7 ) [TaxId: 36329 ], | SCOPe (2.08) |
Domain Annotation: SCOP2 Classification SCOP2 Database Homepage
Domain Annotation: ECOD Classification ECOD Database Homepage
Chains | Family Name | Domain Identifier | Architecture | Possible Homology | Homology | Topology | Family | Provenance Source (Version) |
---|---|---|---|---|---|---|---|---|
B | Inhibitor_I42 | e2oulB1 | A: beta sandwiches | X: Immunoglobulin-like beta-sandwich | H: Immunoglobulin-related | T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like | F: Inhibitor_I42 | ECOD (1.6) |
A | Peptidase_C1 | e2oulA1 | A: a+b complex topology | X: Cysteine proteinases-like | H: Cysteine proteinases (From Topology) | T: Cysteine proteinases | F: Peptidase_C1 | ECOD (1.6) |
Domain Annotation: CATH CATH Database Homepage
Chain | Domain | Class | Architecture | Topology | Homology | Provenance Source (Version) |
---|---|---|---|---|---|---|
B | 2.60.40.2020 | Mainly Beta | Sandwich | Immunoglobulin-like | CATH (4.3.0) | |
A | 3.90.70.10 | Alpha Beta | Alpha-Beta Complex | Cathepsin B | Chain A | CATH (4.3.0) |
Protein Family Annotation Pfam Database Homepage
Chains | Accession | Name | Description | Comments | Source |
---|---|---|---|---|---|
PF09394 | Chagasin family peptidase inhibitor I42 (Inhibitor_I42) | Chagasin family peptidase inhibitor I42 | Chagasin is a cysteine peptidase inhibitor [1] which forms a beta barrel structure [2]. | Domain | |
PF00112 | Papain family cysteine protease (Peptidase_C1) | Papain family cysteine protease | - | Domain |
Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage
InterPro: Protein Family Classification InterPro Database Homepage
Chains | Accession | Name | Type |
---|---|---|---|
IPR036331 | Chagasin-like superfamily | Homologous Superfamily | |
IPR018990 | Proteinase inhibitor I42, chagasin | Domain | |
IPR052781 | Cysteine protease inhibitor I42 | Family | |
IPR000169 | Cysteine peptidase, cysteine active site | Active Site | |
IPR013128 | Peptidase C1A | Family | |
IPR000668 | Peptidase C1A, papain C-terminal | Domain | |
IPR013201 | Cathepsin propeptide inhibitor domain (I29) | Domain | |
IPR038765 | Papain-like cysteine peptidase superfamily | Homologous Superfamily | |
IPR025660 | Cysteine peptidase, histidine active site | Active Site | |
IPR039417 | Papain-like cysteine endopeptidase | Domain |