Crystal structure of the human IgD Fab - structure Fab3
External Resource: Annotation
Domain Annotation: ECOD Classification ECOD Database Homepage
| Chains | Family Name | Domain Identifier | Architecture | Possible Homology | Homology | Topology | Family | Provenance Source (Version) |
|---|---|---|---|---|---|---|---|---|
| B [auth H] | Cullin_AB | e8ojuH1 | A: a/b three-layered sandwiches | X: RNase A-like | H: RNase A-like | T: RNase A-like | F: Cullin_AB | ECOD (v294.1) |
| A [auth L] | Cullin_AB | e8ojuL1 | A: a/b three-layered sandwiches | X: RNase A-like | H: RNase A-like | T: RNase A-like | F: Cullin_AB | ECOD (v294.1) |
SAbDab Antibody Annotation SAbDab Database Homepage
| Chain | Chain Class | Chain Subclass | Chain Type | Antigen Name(s) | Provenance Source |
|---|---|---|---|---|---|
| B [auth H] | Heavy Chain | IGHV1 | - | - | SAbDab (2026-03-27) |
| A [auth L] | Light Chain | IGLV1 | Lambda | - | SAbDab (2026-03-27) |
Protein Modification Annotation
| Modified Residue(s) | ||
|---|---|---|
| Chain | Residue(s) | Description |
| B [auth H] | PCA | Parent Component: GLN :  AA0031 :  2-pyrrolidone-5-carboxylic acid (Gln) MOD:00040 , 2-pyrrolidone-5-carboxylic acid (Glu) MOD:00420 |
| A [auth L] | PCA | Parent Component: GLN :  AA0031 , AA0031 :  2-pyrrolidone-5-carboxylic acid (Gln) MOD:00040 , 2-pyrrolidone-5-carboxylic acid (Glu) MOD:00420 , 2-pyrrolidone-5-carboxylic acid (Gln) MOD:00040 , 2-pyrrolidone-5-carboxylic acid (Glu) MOD:00420 |














