Crystal Structure of the Bowman-Birk Inhibitor from Vigna unguiculata Seeds in Complex with Beta-trypsin at 1.55 Angstrons Resolution
External Resource: Annotation
Domain Annotation: SCOP2 Classification SCOP2 Database Homepage
Chains | Type | Family Name | Domain Identifier | Family Identifier | Provenance Source (Version) |
A [auth E] | SCOP2B Superfamily | Trypsin-like serine proteases | 8037496 | 3000114 | SCOP2B (2022-06-29) |
B [auth I] | SCOP2 Family | Bowman-Birk inhibitor BBI | 8020514 | 4003232 | SCOP2 (2022-06-29) |
B [auth I] | SCOP2 Superfamily | Bowman-Birk inhibitor BBI | 8032894 | 3000463 | SCOP2 (2022-06-29) |
Chains | Family Name | Domain Identifier | Architecture | Possible Homology | Homology | Topology | Family | Provenance Source (Version) |
A [auth E] | Trypsin_1 | e2g81E1 | A: beta barrels | X: cradle loop barrel | H: RIFT-related | T: FMN-binding split barrel 2 | F: Trypsin_1 | ECOD (1.6) |
B [auth I] | Bowman-Birk_leg | e2g81I1 | A: few secondary structure elements | X: Bowman-Birk inhibitor, BBI-like (From Topology) | H: Bowman-Birk inhibitor, BBI-like (From Topology) | T: Bowman-Birk inhibitor, BBI-like | F: Bowman-Birk_leg | ECOD (1.6) |
Chains | Polymer | Molecular Function | Biological Process | Cellular Component |
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A [auth E] | Cationic trypsin | | | |
B [auth I] | Bowman-Birk type seed trypsin and chymotrypsin inhibitor | | - | |
Chains | Accession | Name | Type |
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A [auth E] | IPR009003 | Peptidase S1, PA clan | Homologous Superfamily |
A [auth E] | IPR001314 | Peptidase S1A, chymotrypsin family | Family |
A [auth E] | IPR033116 | Serine proteases, trypsin family, serine active site | Active Site |
A [auth E] | IPR001254 | Serine proteases, trypsin domain | Domain |
A [auth E] | IPR043504 | Peptidase S1, PA clan, chymotrypsin-like fold | Homologous Superfamily |
A [auth E] | IPR018114 | Serine proteases, trypsin family, histidine active site | Active Site |
B [auth I] | IPR000877 | Proteinase inhibitor I12, Bowman-Birk | Domain |
B [auth I] | IPR035995 | Bowman-Birk type proteinase inhibitor | Homologous Superfamily |