Crystal structure of ADI-19425 Fab in complex with anti-idiotypic 1D3 Fab


Domain Annotation: ECOD Classification ECOD Database Homepage

ChainsFamily NameDomain Identifier ArchitecturePossible HomologyHomologyTopologyFamilyProvenance Source (Version)
BA [auth b]V-sete8vs8b1 A: alpha arraysX: HTHH: HTHT: Three-helical HTHF: V-setECOD (v295)
DTGF_betae8vs8D01 A: alpha arraysX: HTHH: HTHT: Three-helical HTHF: TGF_betaECOD (v295)
FA [auth f]V-sete8vs8f1 A: alpha arraysX: HTHH: HTHT: Three-helical HTHF: V-setECOD (v295)
HV-sete8vs8H1 A: alpha arraysX: HTHH: HTHT: Three-helical HTHF: V-setECOD (v295)
TV-sete8vs8T1 A: alpha arraysX: HTHH: HTHT: Three-helical HTHF: V-setECOD (v295)
XV-sete8vs8X1 A: alpha arraysX: HTHH: HTHT: Three-helical HTHF: V-setECOD (v295)
PV-sete8vs8P1 A: alpha arraysX: HTHH: HTHT: Three-helical HTHF: V-setECOD (v295)
LV-sete8vs8L1 A: alpha arraysX: HTHH: HTHT: Three-helical HTHF: V-setECOD (v295)
AA [auth a]V-sete8vs8a1 A: alpha arraysX: HTHH: HTHT: Three-helical HTHF: V-setECOD (v295)
CTGF_betae8vs8C01 A: alpha arraysX: HTHH: HTHT: Three-helical HTHF: TGF_betaECOD (v295)
EA [auth e]V-sete8vs8e1 A: alpha arraysX: HTHH: HTHT: Three-helical HTHF: V-setECOD (v295)
OV-sete8vs8O1 A: alpha arraysX: HTHH: HTHT: Three-helical HTHF: V-setECOD (v295)
SV-sete8vs8S1 A: alpha arraysX: HTHH: HTHT: Three-helical HTHF: V-setECOD (v295)
WV-sete8vs8W1 A: alpha arraysX: HTHH: HTHT: Three-helical HTHF: V-setECOD (v295)
KV-sete8vs8K1 A: alpha arraysX: HTHH: HTHT: Three-helical HTHF: V-setECOD (v295)
GV-sete8vs8G1 A: alpha arraysX: HTHH: HTHT: Three-helical HTHF: V-setECOD (v295)
BV-sete8vs8B1 A: alpha arraysX: HTHH: HTHT: Three-helical HTHF: V-setECOD (v295)
FV-sete8vs8F1 A: alpha arraysX: HTHH: HTHT: Three-helical HTHF: V-setECOD (v295)
NV-sete8vs8N1 A: alpha arraysX: HTHH: HTHT: Three-helical HTHF: V-setECOD (v295)
RV-sete8vs8R1 A: alpha arraysX: HTHH: HTHT: Three-helical HTHF: V-setECOD (v295)
VV-sete8vs8V1 A: alpha arraysX: HTHH: HTHT: Three-helical HTHF: V-setECOD (v295)
ZV-sete8vs8Z1 A: alpha arraysX: HTHH: HTHT: Three-helical HTHF: V-setECOD (v295)
JV-sete8vs8J1 A: alpha arraysX: HTHH: HTHT: Three-helical HTHF: V-setECOD (v295)
DA [auth d]V-sete8vs8d1 A: alpha arraysX: HTHH: HTHT: Three-helical HTHF: V-setECOD (v295)
CA [auth c]V-sete8vs8c1 A: alpha arraysX: HTHH: HTHT: Three-helical HTHF: V-setECOD (v295)
EV-sete8vs8E1 A: alpha arraysX: HTHH: HTHT: Three-helical HTHF: V-setECOD (v295)
IV-sete8vs8I1 A: alpha arraysX: HTHH: HTHT: Three-helical HTHF: V-setECOD (v295)
MV-sete8vs8M1 A: alpha arraysX: HTHH: HTHT: Three-helical HTHF: V-setECOD (v295)
QV-sete8vs8Q1 A: alpha arraysX: HTHH: HTHT: Three-helical HTHF: V-setECOD (v295)
YV-sete8vs8Y1 A: alpha arraysX: HTHH: HTHT: Three-helical HTHF: V-setECOD (v295)
UV-sete8vs8U1 A: alpha arraysX: HTHH: HTHT: Three-helical HTHF: V-setECOD (v295)
AV-sete8vs8A1 A: alpha arraysX: HTHH: HTHT: Three-helical HTHF: V-setECOD (v295)

SAbDab Antibody Annotation SAbDab Database Homepage

ChainChain ClassChain SubclassChain TypeAntigen Name(s) Provenance Source
Heavy ChainIGHV1 --SAbDab (2026-06-26)
Light ChainIGKV5 Kappa-SAbDab (2026-06-26)
Light ChainIGLV1 Lambda-SAbDab (2026-06-26)
Heavy ChainIGHV3 --SAbDab (2026-06-26)

Protein Modification Annotation

Modified Residue(s)
ChainResidue(s)Description
PCA Parent Component: GLN

AA0031

:  2-pyrrolidone-5-carboxylic acid (Gln) MOD:00040 , 2-pyrrolidone-5-carboxylic acid (Glu) MOD:00420
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