Domain Annotation: ECOD Classification ECOD Database Homepage

ChainsFamily NameDomain Identifier ArchitecturePossible HomologyHomologyTopologyFamilyProvenance Source (Version)
PNDKe6ousP1 A: a/b three-layered sandwichesX: P-loop domains-likeH: DUF1107-likeT: DUF1107-likeF: NDKECOD (v294.1)
VNDKe6ousV1 A: a/b three-layered sandwichesX: P-loop domains-likeH: DUF1107-likeT: DUF1107-likeF: NDKECOD (v294.1)
XNDKe6ousX1 A: a/b three-layered sandwichesX: P-loop domains-likeH: DUF1107-likeT: DUF1107-likeF: NDKECOD (v294.1)
TNDKe6ousT1 A: a/b three-layered sandwichesX: P-loop domains-likeH: DUF1107-likeT: DUF1107-likeF: NDKECOD (v294.1)
RNDKe6ousR1 A: a/b three-layered sandwichesX: P-loop domains-likeH: DUF1107-likeT: DUF1107-likeF: NDKECOD (v294.1)
NNDKe6ousN1 A: a/b three-layered sandwichesX: P-loop domains-likeH: DUF1107-likeT: DUF1107-likeF: NDKECOD (v294.1)
MNDKe6ousM1 A: a/b three-layered sandwichesX: P-loop domains-likeH: DUF1107-likeT: DUF1107-likeF: NDKECOD (v294.1)
QNDKe6ousQ1 A: a/b three-layered sandwichesX: P-loop domains-likeH: DUF1107-likeT: DUF1107-likeF: NDKECOD (v294.1)
SNDKe6ousS1 A: a/b three-layered sandwichesX: P-loop domains-likeH: DUF1107-likeT: DUF1107-likeF: NDKECOD (v294.1)
UNDKe6ousU1 A: a/b three-layered sandwichesX: P-loop domains-likeH: DUF1107-likeT: DUF1107-likeF: NDKECOD (v294.1)
WNDKe6ousW1 A: a/b three-layered sandwichesX: P-loop domains-likeH: DUF1107-likeT: DUF1107-likeF: NDKECOD (v294.1)
ONDKe6ousO1 A: a/b three-layered sandwichesX: P-loop domains-likeH: DUF1107-likeT: DUF1107-likeF: NDKECOD (v294.1)
HNDKe6ousH1 A: a/b three-layered sandwichesX: P-loop domains-likeH: DUF1107-likeT: DUF1107-likeF: NDKECOD (v294.1)
JNDKe6ousJ1 A: a/b three-layered sandwichesX: P-loop domains-likeH: DUF1107-likeT: DUF1107-likeF: NDKECOD (v294.1)
LNDKe6ousL1 A: a/b three-layered sandwichesX: P-loop domains-likeH: DUF1107-likeT: DUF1107-likeF: NDKECOD (v294.1)
FNDKe6ousF1 A: a/b three-layered sandwichesX: P-loop domains-likeH: DUF1107-likeT: DUF1107-likeF: NDKECOD (v294.1)
DNDKe6ousD1 A: a/b three-layered sandwichesX: P-loop domains-likeH: DUF1107-likeT: DUF1107-likeF: NDKECOD (v294.1)
BNDKe6ousB1 A: a/b three-layered sandwichesX: P-loop domains-likeH: DUF1107-likeT: DUF1107-likeF: NDKECOD (v294.1)
GNDKe6ousG1 A: a/b three-layered sandwichesX: P-loop domains-likeH: DUF1107-likeT: DUF1107-likeF: NDKECOD (v294.1)
KNDKe6ousK1 A: a/b three-layered sandwichesX: P-loop domains-likeH: DUF1107-likeT: DUF1107-likeF: NDKECOD (v294.1)
INDKe6ousI1 A: a/b three-layered sandwichesX: P-loop domains-likeH: DUF1107-likeT: DUF1107-likeF: NDKECOD (v294.1)
ENDKe6ousE1 A: a/b three-layered sandwichesX: P-loop domains-likeH: DUF1107-likeT: DUF1107-likeF: NDKECOD (v294.1)
CNDKe6ousC1 A: a/b three-layered sandwichesX: P-loop domains-likeH: DUF1107-likeT: DUF1107-likeF: NDKECOD (v294.1)
ANDKe6ousA1 A: a/b three-layered sandwichesX: P-loop domains-likeH: DUF1107-likeT: DUF1107-likeF: NDKECOD (v294.1)

Domain Annotation: CATH CATH Database Homepage

IMGT Antibody Annotation IMGT Database Homepage

ChainProtein NameDescriptionOrganism NameGene Allele Name(s)Domain Name(s)Receptor TypeReceptor DescriptionProvenance Source
N, P, R, T, V
Fab RB1, broadly neutralizing L-KAPPA Homo sapiens (human) - - IG FAB-GAMMA-1_KAPPA IMGT (202611-0)
M, O, Q, S, U
Fab RB1, broadly neutralizing VH-CH1 Homo sapiens (human) - - IG FAB-GAMMA-1_KAPPA IMGT (202611-0)

SAbDab Antibody Annotation SAbDab Database Homepage

ChainChain ClassChain SubclassChain TypeAntigen Name(s) Provenance Source
N, P, R, T, V
Light ChainIGKV1 Kappafusion glycoprotein f1 fused with fibritin trimerizationdomain | fusion glycoprotein f2SAbDab (2026-03-27)
M, O, Q, S, U
Heavy ChainIGHV3 -fusion glycoprotein f1 fused with fibritin trimerizationdomain | fusion glycoprotein f2SAbDab (2026-03-27)

Thera-SAbDab Antibody Annotation Thera-SAbDab Database Homepage

ChainNameTargetProvenance Source
N, P, R, T, V
Clesrovimab RSV gpFTherapeutic SAbDab (2026-03-27)
M, O, Q, S, U
Clesrovimab RSV gpFTherapeutic SAbDab (2026-03-27)

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

ChainsPolymerMolecular FunctionBiological ProcessCellular Component
N, P, R, T, V
RB1 Fab Light chain---
M, O, Q, S, U
RB1 Fab Heavy Chain---
B, D, F, H, J
Fusion glycoprotein F1 fused with Fibritin trimerization domain
A, C, E, G, I
Fusion glycoprotein F2

InterPro: Protein Family Classification InterPro Database Homepage

Protein Modification Annotation

Modified Residue(s)
ChainResidue(s)Description
A, C, E, G, I
PCA Parent Component: GLN

RESIDAA0031

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