5VXK | pdb_00005vxk

2.55 A resolution structure of IpaD from Shigella flexneri in complex with single-domain antibody JMK-H2

External Resource: Annotation

Domain Annotation: SCOP/SCOPe Classification
Domain Annotation: SCOP2 Classification
Domain Annotation: ECOD Classification
Domain Annotation: CATH
IMGT Antibody Annotation
SAbDab Antibody Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification

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

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
B [auth A]	d5vxka_	All alpha proteins	IpaD-like	IpaD-like	IpaD-like	automated matches	(Shigella flexneri ) [TaxId: 623 ],	SCOPe (2.08)
A [auth B]	d5vxkb_	All beta proteins	Immunoglobulin-like beta-sandwich	Immunoglobulin	automated matches	automated matches	(Vicugna pacos ) [TaxId: 30538 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
B [auth A]	SCOP2B Superfamily	IpaD-like	8042947	3001578	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)
B [auth A]	Complex1_30kDa	e5vxkA1	A: a/b three-layered sandwiches	X: TIM beta/alpha-barrel	H: P-loop domains-related	T: P-loop containing nucleoside triphosphate hydrolases	F: Complex1_30kDa	ECOD (v294.1)
A [auth B]	Complex1_30kDa	e5vxkB1	A: a/b three-layered sandwiches	X: TIM beta/alpha-barrel	H: P-loop domains-related	T: P-loop containing nucleoside triphosphate hydrolases	F: Complex1_30kDa	ECOD (v294.1)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
B [auth A]	1.20.1710.10	Mainly Alpha	Up-down Bundle	IpaD-like	IpaD-like	CATH (4.3.0)

IMGT Antibody Annotation IMGT Database Homepage

Chain	Protein Name	Description	Organism Name	Gene Allele Name(s)	Domain Name(s)	Receptor Type	Receptor Description	Provenance Source
A [auth B]	JMK-H2 antibody	VH	Vicugna pacos (alpaca)	IGHJ401, IGHJ601	V-DOMAIN VH	IG	VH	IMGT (202612-0)

SAbDab Antibody Annotation SAbDab Database Homepage

Chain	Chain Class	Chain Subclass	Chain Type	Antigen Name(s)	Provenance Source
A [auth B]	Heavy Chain	IGHV1	-	invasin ipad	SAbDab (2026-03-27)

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
B [auth A]	Invasin IpaD	-	symbiont-mediated perturbation of host cellular process effector-mediated perturbation of host defenses by symbiont biological process involved in interspecies interaction between organisms symbiont-mediated activation of host programmed cell death response to stimulus response to biotic stimulus biological process involved in symbiotic interaction symbiont-mediated suppression of host immune response symbiont-mediated perturbation of host process symbiont-mediated suppression of host innate immune response effector-mediated perturbation of host process by symbiont symbiont-mediated perturbation of host innate immune response effector-mediated activation of host programmed cell death by symbiont response to host symbiont-mediated perturbation of host cellular process effector-mediated perturbation of host defenses by symbiont biological process involved in interspecies interaction between organisms symbiont-mediated activation of host programmed cell death response to stimulus response to biotic stimulus biological process involved in symbiotic interaction symbiont-mediated suppression of host immune response symbiont-mediated perturbation of host process symbiont-mediated suppression of host innate immune response effector-mediated perturbation of host process by symbiont symbiont-mediated perturbation of host innate immune response effector-mediated activation of host programmed cell death by symbiont response to host response to external biotic stimulus modulation of process of another organism symbiont-mediated perturbation of host defense response response to other organism symbiont-mediated perturbation of host programmed cell death symbiont-mediated perturbation of host immune response effector-mediated suppression of host innate immune response symbiont-mediated response to host defenses response to external stimulus biological process involved in interaction with host effector-mediated perturbation of host innate immune response by symbiont effector-mediated suppression of host defense response	cellular anatomical structure extracellular region
A [auth B]	single-domain antibody JMK-H2	-	-	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
B [auth A]	IPR009483	Type III secretion systems tip complex component IpaD/BipD/SipD	Family
B [auth A]	IPR036708	BipD-like superfamily	Homologous Superfamily

RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM157729. RCSB PDB uses resources of the National Energy Research Scientific Computing Center (NERSC), a Department of Energy User Facility.