Domain Annotation: SCOP/SCOPe Classification SCOP-e Database Homepage

ChainsDomain InfoClassFoldSuperfamilyFamilyDomainSpeciesProvenance Source (Version)
L [auth K]d5vtak_ All beta proteins Immunoglobulin-like beta-sandwich Immunoglobulin automated matches automated matches Mouse (Mus musculus ) [TaxId: 10090 ], SCOPe (2.08)
J [auth I]d5vtai_ All beta proteins Immunoglobulin-like beta-sandwich Immunoglobulin automated matches automated matches Mouse (Mus musculus ) [TaxId: 10090 ], SCOPe (2.08)
H [auth F]d5vtaf_ All beta proteins Immunoglobulin-like beta-sandwich Immunoglobulin automated matches automated matches Mouse (Mus musculus ) [TaxId: 10090 ], SCOPe (2.08)
G [auth H]d5vtah_ All beta proteins Immunoglobulin-like beta-sandwich Immunoglobulin automated matches automated matches Mouse (Mus musculus ) [TaxId: 10090 ], SCOPe (2.08)
K [auth J]d5vtaj_ All beta proteins Immunoglobulin-like beta-sandwich Immunoglobulin automated matches automated matches Mouse (Mus musculus ) [TaxId: 10090 ], SCOPe (2.08)
I [auth G]d5vtag_ All beta proteins Immunoglobulin-like beta-sandwich Immunoglobulin automated matches automated matches Mouse (Mus musculus ) [TaxId: 10090 ], SCOPe (2.08)
F [auth E]d5vtae2 All beta proteins Immunoglobulin-like beta-sandwich Immunoglobulin C1 set domains (antibody constant domain-like) automated matches Mouse (Mus musculus ) [TaxId: 10090 ], SCOPe (2.08)
F [auth E]d5vtae1 All beta proteins Immunoglobulin-like beta-sandwich Immunoglobulin automated matches automated matches Mouse (Mus musculus ) [TaxId: 10090 ], SCOPe (2.08)
E [auth L]d5vtal2 All beta proteins Immunoglobulin-like beta-sandwich Immunoglobulin C1 set domains (antibody constant domain-like) automated matches Mouse (Mus musculus ) [TaxId: 10090 ], SCOPe (2.08)
E [auth L]d5vtal1 All beta proteins Immunoglobulin-like beta-sandwich Immunoglobulin automated matches automated matches Mouse (Mus musculus ) [TaxId: 10090 ], SCOPe (2.08)
Dd5vtad1 All beta proteins 8-bladed beta-propeller DPP6 N-terminal domain-like DPP6 N-terminal domain-like automated matches Rat (Rattus norvegicus ) [TaxId: 10116 ], SCOPe (2.08)
Dd5vtad2 Alpha and beta proteins (a/b) alpha/beta-Hydrolases alpha/beta-Hydrolases automated matches automated matches Rat (Rattus norvegicus ) [TaxId: 10116 ], SCOPe (2.08)
Cd5vtac1 All beta proteins 8-bladed beta-propeller DPP6 N-terminal domain-like DPP6 N-terminal domain-like automated matches Rat (Rattus norvegicus ) [TaxId: 10116 ], SCOPe (2.08)
Cd5vtac2 Alpha and beta proteins (a/b) alpha/beta-Hydrolases alpha/beta-Hydrolases automated matches automated matches Rat (Rattus norvegicus ) [TaxId: 10116 ], SCOPe (2.08)
Bd5vtab1 All beta proteins 8-bladed beta-propeller DPP6 N-terminal domain-like DPP6 N-terminal domain-like automated matches Rat (Rattus norvegicus ) [TaxId: 10116 ], SCOPe (2.08)
Bd5vtab2 Alpha and beta proteins (a/b) alpha/beta-Hydrolases alpha/beta-Hydrolases automated matches automated matches Rat (Rattus norvegicus ) [TaxId: 10116 ], SCOPe (2.08)
Ad5vtaa1 All beta proteins 8-bladed beta-propeller DPP6 N-terminal domain-like DPP6 N-terminal domain-like automated matches Rat (Rattus norvegicus ) [TaxId: 10116 ], SCOPe (2.08)
Ad5vtaa2 Alpha and beta proteins (a/b) alpha/beta-Hydrolases alpha/beta-Hydrolases automated matches automated matches Rat (Rattus norvegicus ) [TaxId: 10116 ], SCOPe (2.08)

Domain Annotation: ECOD Classification ECOD Database Homepage

ChainsFamily NameDomain Identifier ArchitecturePossible HomologyHomologyTopologyFamilyProvenance Source (Version)
L [auth K]Reprolysine5vtaK1 A: alpha bundlesX: Phosphorylase/hydrolase-likeH: Peptidyl-tRNA hydrolase-likeT: Peptidyl-tRNA hydrolase-likeF: ReprolysinECOD (develop294)
J [auth I]Reprolysine5vtaI1 A: alpha bundlesX: Phosphorylase/hydrolase-likeH: Peptidyl-tRNA hydrolase-likeT: Peptidyl-tRNA hydrolase-likeF: ReprolysinECOD (develop294)
H [auth F]Reprolysine5vtaF1 A: alpha bundlesX: Phosphorylase/hydrolase-likeH: Peptidyl-tRNA hydrolase-likeT: Peptidyl-tRNA hydrolase-likeF: ReprolysinECOD (develop294)
G [auth H]Cytochrom_B562e5vtaH1 A: alpha bundlesX: Phosphorylase/hydrolase-likeH: Ribosomal protein S5 domain 2-likeT: Ribosomal protein S5 domain 2-likeF: Cytochrom_B562ECOD (develop294)
K [auth J]Reprolysine5vtaJ1 A: alpha bundlesX: Phosphorylase/hydrolase-likeH: Peptidyl-tRNA hydrolase-likeT: Peptidyl-tRNA hydrolase-likeF: ReprolysinECOD (develop294)
I [auth G]Reprolysine5vtaG1 A: alpha bundlesX: Phosphorylase/hydrolase-likeH: Peptidyl-tRNA hydrolase-likeT: Peptidyl-tRNA hydrolase-likeF: ReprolysinECOD (develop294)
F [auth E]Reprolysine5vtaE1 A: alpha bundlesX: Phosphorylase/hydrolase-likeH: Peptidyl-tRNA hydrolase-likeT: Peptidyl-tRNA hydrolase-likeF: ReprolysinECOD (develop294)
E [auth L]Cytochrom_B562e5vtaL1 A: alpha bundlesX: Phosphorylase/hydrolase-likeH: Ribosomal protein S5 domain 2-likeT: Ribosomal protein S5 domain 2-likeF: Cytochrom_B562ECOD (develop294)
DReprolysine5vtaD1 A: alpha bundlesX: Phosphorylase/hydrolase-likeH: Peptidyl-tRNA hydrolase-likeT: Peptidyl-tRNA hydrolase-likeF: ReprolysinECOD (develop294)
CReprolysine5vtaC1 A: alpha bundlesX: Phosphorylase/hydrolase-likeH: Peptidyl-tRNA hydrolase-likeT: Peptidyl-tRNA hydrolase-likeF: ReprolysinECOD (develop294)
BReprolysine5vtaB1 A: alpha bundlesX: Phosphorylase/hydrolase-likeH: Peptidyl-tRNA hydrolase-likeT: Peptidyl-tRNA hydrolase-likeF: ReprolysinECOD (develop294)
ACytochrom_B562e5vtaA1 A: alpha bundlesX: Phosphorylase/hydrolase-likeH: Ribosomal protein S5 domain 2-likeT: Ribosomal protein S5 domain 2-likeF: Cytochrom_B562ECOD (develop294)

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
G [auth H],
H [auth F],
J [auth I],
L [auth K]
Fab 11A19 VH-CH1 Mus musculus (house mouse) IGHV1-39*01, IGHJ1*03, IGHG1*02 V-DOMAIN VH, C-DOMAIN CH1 IG FAB-GAMMA-1_KAPPA IMGT (202610-0)
E [auth L],
F [auth E],
I [auth G],
K [auth J]
Fab 11A19 L-KAPPA Mus musculus (house mouse) IGKV4-72*01, IGKJ1*01, IGKJ2*01, IGKC*03 V-DOMAIN V-KAPPA, C-DOMAIN C-KAPPA IG FAB-GAMMA-1_KAPPA IMGT (202610-0)

SAbDab Antibody Annotation SAbDab Database Homepage

ChainChain ClassChain SubclassChain TypeAntigen Name(s) Provenance Source
G [auth H],
H [auth F],
J [auth I],
L [auth K]
Heavy ChainIGHV1 -dipeptidyl peptidase 4SAbDab (2026-03-20)
E [auth L],
F [auth E],
I [auth G],
K [auth J]
Light ChainIGKV4 Kappadipeptidyl peptidase 4SAbDab (2026-03-20)

Protein Family Annotation Pfam Database Homepage

ChainsAccessionNameDescriptionCommentsSource
A, B, C, D
PF00930Dipeptidyl peptidase IV (DPP IV) N-terminal region (DPPIV_N)Dipeptidyl peptidase IV (DPP IV) N-terminal region- Repeat
A, B, C, D
PF00326Prolyl oligopeptidase family (Peptidase_S9)Prolyl oligopeptidase familyDomain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

ChainsPolymerMolecular FunctionBiological ProcessCellular Component
G [auth H],
H [auth F],
J [auth I],
L [auth K]
Fab heavy chain---
E [auth L],
F [auth E],
I [auth G],
K [auth J]
Fab light chain---
A, B, C, D
Dipeptidyl peptidase 4