delta epsilon/gamma epsilon Fab-TCR tetramer
Domain Annotation: SCOP2 Classification SCOP2 Database Homepage
| Chains | Type | Family Name | Domain Identifier | Family Identifier | Provenance Source (Version) |
|---|---|---|---|---|---|
| M [auth f] | SCOP2B Superfamily | Immunoglobulin (Ig) domain-like | 8054845 | 3000071 | SCOP2B (2022-06-29) |
| L [auth e] | SCOP2B Superfamily | Immunoglobulin (Ig) domain-like | 8054845 | 3000071 | SCOP2B (2022-06-29) |
| E [auth F] | SCOP2B Superfamily | Immunoglobulin (Ig) domain-like | 8054845 | 3000071 | SCOP2B (2022-06-29) |
| D [auth E] | SCOP2B Superfamily | Immunoglobulin (Ig) domain-like | 8054845 | 3000071 | SCOP2B (2022-06-29) |
| K [auth d] | SCOP2B Superfamily | Immunoglobulin (Ig) domain-like | 8054849 | 3000071 | SCOP2B (2022-06-29) |
| C [auth D] | SCOP2B Superfamily | Immunoglobulin (Ig) domain-like | 8054849 | 3000071 | 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) |
|---|---|---|---|---|---|---|---|---|
| Q [auth O] | e9jy3O1 | A: alpha arrays | X: Hypothetical protein YqbG-like | H: Hypothetical protein YqbG-like | T: alpha/beta-Hydrolases | F: | ECOD (v295.2) | |
| H [auth N] | e9jy3N1 | A: alpha arrays | X: Hypothetical protein YqbG-like | H: Hypothetical protein YqbG-like | T: alpha/beta-Hydrolases | F: | ECOD (v295.2) | |
| F [auth G] | Ig_4 | e9jy3G1 | A: alpha arrays | X: Hypothetical protein YqbG-like | H: Hypothetical protein YqbG-like | T: alpha/beta-Hydrolases | F: Ig_4 | ECOD (v295.2) |
| M [auth f] | e9jy3f1 | A: alpha arrays | X: Hypothetical protein YqbG-like | H: Hypothetical protein YqbG-like | T: alpha/beta-Hydrolases | F: | ECOD (v295.2) | |
| E [auth F] | ClpB_D2-small | e9jy3F1 | A: alpha arrays | X: Hypothetical protein YqbG-like | H: Hypothetical protein YqbG-like | T: alpha/beta-Hydrolases | F: ClpB_D2-small | ECOD (v295.2) |
| D [auth E] | ClpB_D2-small | e9jy3E1 | A: alpha arrays | X: Hypothetical protein YqbG-like | H: Hypothetical protein YqbG-like | T: alpha/beta-Hydrolases | F: ClpB_D2-small | ECOD (v295.2) |
| B | Ig_4 | e9jy3B1 | A: alpha arrays | X: Hypothetical protein YqbG-like | H: Hypothetical protein YqbG-like | T: alpha/beta-Hydrolases | F: Ig_4 | ECOD (v295.2) |
| A | ClpB_D2-small | e9jy3A1 | A: alpha arrays | X: Hypothetical protein YqbG-like | H: Hypothetical protein YqbG-like | T: alpha/beta-Hydrolases | F: ClpB_D2-small | ECOD (v295.2) |
SAbDab Antibody Annotation SAbDab Database Homepage
| Chain | Chain Class | Chain Subclass | Chain Type | Antigen Name(s) | Provenance Source |
|---|---|---|---|---|---|
| R [auth P], T [auth R] | Heavy Chain | IGHV1 | - | t-cell surface glycoprotein cd3 epsilon chain | SAbDab (2026-08-21) |
| Q [auth O], S [auth Q] | Light Chain | IGKV10 | Kappa | t-cell surface glycoprotein cd3 epsilon chain | SAbDab (2026-08-21) |
Protein Family Annotation Pfam Database Homepage
| Chains | Accession | Name | Description | Comments | Source |
|---|---|---|---|---|---|
| F [auth G], N [auth g] | PF16680 | T-cell surface glycoprotein CD3 delta chain (Ig_4) | T-cell surface glycoprotein CD3 delta chain | This is an immunoglobulin-like domain. It is found on the T-cell surface glycoprotein CD3 delta chain. CD3delta and CD3epsilon complex together as part of the T-cell receptor complex [1]. | Domain |
| D [auth E], E [auth F], L [auth e], M [auth f] | PF16681 | Ig-like domain on T-cell surface glycoprotein CD3 epsilon chain (Ig_5) | Ig-like domain on T-cell surface glycoprotein CD3 epsilon chain | Ig_5 is an immunoglobulin domain found on T-cell surface glycoprotein CD3 epsilon chain. It forms a first-order complex with T-cell surface glycoprotein CD3 delta chain as part of the T-cell receptor complex [1]. | Domain |
| C [auth D], K [auth d] | PF16680 | T-cell surface glycoprotein CD3 delta chain (Ig_4) | T-cell surface glycoprotein CD3 delta chain | This is an immunoglobulin-like domain. It is found on the T-cell surface glycoprotein CD3 delta chain. CD3delta and CD3epsilon complex together as part of the T-cell receptor complex [1]. | Domain |
| A, B, I [auth a], J [auth b] | PF11628 | T-cell surface glycoprotein CD3 zeta chain (TCR_zetazeta) | T-cell surface glycoprotein CD3 zeta chain | - | Family |














