Annotations: 5DLM

Complex of Influenza M2e and Antibody

External Resource: Annotation

Domain Annotation: ECOD Classification
Domain Annotation: CATH
IMGT Antibody Annotation
SAbDab Antibody Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
B [auth L]	P53_tetramer	e5dlmL1	A: a/b three-layered sandwiches	X: beta-clip	H: p53 tetramerization domain	T: p53 tetramerization domain	F: P53_tetramer	ECOD (v294.1)
D [auth M]	P53_tetramer	e5dlmM1	A: a/b three-layered sandwiches	X: beta-clip	H: p53 tetramerization domain	T: p53 tetramerization domain	F: P53_tetramer	ECOD (v294.1)
A [auth H]	P53_tetramer	e5dlmH2	A: a/b three-layered sandwiches	X: beta-clip	H: p53 tetramerization domain	T: p53 tetramerization domain	F: P53_tetramer	ECOD (v294.1)
A [auth H]	EF-hand_1, EF-hand_6, EF-hand_7	e5dlmH3	A: a/b three-layered sandwiches	X: Lipocalins/Streptavidin	H: SAM/DNA-glycosylase	T: SAM domain-like	F: EF-hand_1, EF-hand_6, EF-hand_7	ECOD (v294.1)
C [auth I]	P53_tetramer	e5dlmI1	A: a/b three-layered sandwiches	X: beta-clip	H: p53 tetramerization domain	T: p53 tetramerization domain	F: P53_tetramer	ECOD (v294.1)
C [auth I]	EF-hand_1, EF-hand_6, EF-hand_7	e5dlmI2	A: a/b three-layered sandwiches	X: Lipocalins/Streptavidin	H: SAM/DNA-glycosylase	T: SAM domain-like	F: EF-hand_1, EF-hand_6, EF-hand_7	ECOD (v294.1)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
B [auth L]	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (4.3.0)
D [auth M]	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (4.3.0)
A [auth H]	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (4.3.0)
C [auth I]	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	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
B [auth L], D [auth M]	Fab 148	L-KAPPA	Mus musculus (house mouse)	IGKV1-11701, IGKJ201, IGKC01, IGKC02	V-DOMAIN V-KAPPA, C-DOMAIN C-KAPPA	IG	FAB-GAMMA-1_KAPPA	IMGT (202615-0)
A [auth H], C [auth I]	Fab 148	VH-CH1	Mus musculus (house mouse)	IGHV5-9-301, IGHJ401, IGHG1*02	V-DOMAIN VH, C-DOMAIN CH1	IG	FAB-GAMMA-1_KAPPA	IMGT (202615-0)

SAbDab Antibody Annotation SAbDab Database Homepage

Chain	Chain Class	Chain Subclass	Chain Type	Antigen Name(s)	Provenance Source
B [auth L], D [auth M]	Light Chain	IGKV1	Kappa	matrix protein 2	SAbDab (2026-04-24)
A [auth H], C [auth I]	Heavy Chain	IGHV5	-	matrix protein 2	SAbDab (2026-04-24)

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
E [auth X], F [auth Y]	Matrix protein 2	passive transmembrane transporter activity monoatomic ion channel activity channel activity monoatomic ion transmembrane transporter activity transporter activity transmembrane transporter activity monoatomic cation transmembrane transporter activity proton transmembrane transporter activity	cellular component organization cellular component biogenesis cellular component assembly protein-containing complex organization protein complex oligomerization protein-containing complex assembly cellular process cellular component organization or biogenesis symbiont-mediated disruption of host anatomical structure biological process involved in interspecies interaction between organisms viral life cycle symbiont-mediated disruption of host cellular anatomical structure biological process involved in interaction with host biological process involved in symbiotic interaction cellular component organization cellular component biogenesis cellular component assembly protein-containing complex organization protein complex oligomerization protein-containing complex assembly cellular process cellular component organization or biogenesis symbiont-mediated disruption of host anatomical structure biological process involved in interspecies interaction between organisms viral life cycle symbiont-mediated disruption of host cellular anatomical structure biological process involved in interaction with host biological process involved in symbiotic interaction symbiont-mediated perturbation of host membrane symbiont genome entry into host cell via pore formation in plasma membrane symbiont entry into host cell viral process symbiont entry into host disruption of anatomical structure in another organism symbiont-mediated perturbation of host cellular process symbiont-mediated suppression of host autophagy symbiont-mediated perturbation of host process symbiont-mediated perturbation of host autophagy modulation of process of another organism uncoating of virus	cell periphery cellular anatomical structure plasma membrane membrane host cell plasma membrane host cellular component host cell part host cell membrane other organism part virion component virion membrane extracellular region
B [auth L], D [auth M]	Light chain of monoclonal antibody	-	-	-
A [auth H], C [auth I]	Heavy chain of monoclonal antibody	-	-	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
E [auth X], F [auth Y]	IPR002089	Influenza virus matrix protein 2	Family

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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.