Annotations: 5MHR

T3D reovirus sigma1 complexed with 9BG5 Fab fragments

External Resource: Annotation

Domain Annotation: SCOP/SCOPe 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)
R	d5mhrr_	All beta proteins	Immunoglobulin-like beta-sandwich	Immunoglobulin	automated matches	automated matches	(Mus musculus ) [TaxId: 10090 ],	SCOPe (2.08)
P	d5mhrp_	All beta proteins	Immunoglobulin-like beta-sandwich	Immunoglobulin	automated matches	automated matches	(Mus musculus ) [TaxId: 10090 ],	SCOPe (2.08)
N	d5mhrn_	All beta proteins	Immunoglobulin-like beta-sandwich	Immunoglobulin	automated matches	automated matches	(Mus musculus ) [TaxId: 10090 ],	SCOPe (2.08)
M	d5mhrm_	All beta proteins	Immunoglobulin-like beta-sandwich	Immunoglobulin	automated matches	automated matches	(Mus musculus ) [TaxId: 10090 ],	SCOPe (2.08)
K	d5mhrk_	All beta proteins	Immunoglobulin-like beta-sandwich	Immunoglobulin	automated matches	automated matches	(Mus musculus ) [TaxId: 10090 ],	SCOPe (2.08)
I	d5mhri_	All beta proteins	Immunoglobulin-like beta-sandwich	Immunoglobulin	automated matches	automated matches	(Mus musculus ) [TaxId: 10090 ],	SCOPe (2.08)
Q	d5mhrq2	All beta proteins	Immunoglobulin-like beta-sandwich	Immunoglobulin	C1 set domains (antibody constant domain-like)	automated matches	(Mus musculus ) [TaxId: 10090 ],	SCOPe (2.08)
Q	d5mhrq1	All beta proteins	Immunoglobulin-like beta-sandwich	Immunoglobulin	automated matches	automated matches	(Mus musculus ) [TaxId: 10090 ],	SCOPe (2.08)
O	d5mhro2	All beta proteins	Immunoglobulin-like beta-sandwich	Immunoglobulin	C1 set domains (antibody constant domain-like)	automated matches	(Mus musculus ) [TaxId: 10090 ],	SCOPe (2.08)
O	d5mhro1	All beta proteins	Immunoglobulin-like beta-sandwich	Immunoglobulin	automated matches	automated matches	(Mus musculus ) [TaxId: 10090 ],	SCOPe (2.08)
L	d5mhrl1	All beta proteins	Immunoglobulin-like beta-sandwich	Immunoglobulin	automated matches	automated matches	(Mus musculus ) [TaxId: 10090 ],	SCOPe (2.08)
J	d5mhrj1	All beta proteins	Immunoglobulin-like beta-sandwich	Immunoglobulin	automated matches	automated matches	(Mus musculus ) [TaxId: 10090 ],	SCOPe (2.08)
H	d5mhrh2	All beta proteins	Immunoglobulin-like beta-sandwich	Immunoglobulin	C1 set domains (antibody constant domain-like)	automated matches	(Mus musculus ) [TaxId: 10090 ],	SCOPe (2.08)
H	d5mhrh1	All beta proteins	Immunoglobulin-like beta-sandwich	Immunoglobulin	automated matches	automated matches	(Mus musculus ) [TaxId: 10090 ],	SCOPe (2.08)
G	d5mhrg2	All beta proteins	Immunoglobulin-like beta-sandwich	Immunoglobulin	C1 set domains (antibody constant domain-like)	automated matches	(Mus musculus ) [TaxId: 10090 ],	SCOPe (2.08)
G	d5mhrg1	All beta proteins	Immunoglobulin-like beta-sandwich	Immunoglobulin	automated matches	automated matches	(Mus musculus ) [TaxId: 10090 ],	SCOPe (2.08)

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
R	Ribosomal_L6	e5mhrR1	A: a/b three-layered sandwiches	X: jelly-roll	H: beta-propeller	T: 5-bladed	F: Ribosomal_L6	ECOD (v294.1)
P	Ribosomal_L6	e5mhrP1	A: a/b three-layered sandwiches	X: jelly-roll	H: beta-propeller	T: 5-bladed	F: Ribosomal_L6	ECOD (v294.1)
N	Ribosomal_L6	e5mhrN1	A: a/b three-layered sandwiches	X: jelly-roll	H: beta-propeller	T: 5-bladed	F: Ribosomal_L6	ECOD (v294.1)
M	Ribosomal_L6	e5mhrM1	A: a/b three-layered sandwiches	X: jelly-roll	H: beta-propeller	T: 5-bladed	F: Ribosomal_L6	ECOD (v294.1)
K	Ribosomal_L6	e5mhrK1	A: a/b three-layered sandwiches	X: jelly-roll	H: beta-propeller	T: 5-bladed	F: Ribosomal_L6	ECOD (v294.1)
I	Ribosomal_L6	e5mhrI1	A: a/b three-layered sandwiches	X: jelly-roll	H: beta-propeller	T: 5-bladed	F: Ribosomal_L6	ECOD (v294.1)
Q	Ribosomal_L6	e5mhrQ1	A: a/b three-layered sandwiches	X: jelly-roll	H: beta-propeller	T: 5-bladed	F: Ribosomal_L6	ECOD (v294.1)
O	Ribosomal_L6	e5mhrO1	A: a/b three-layered sandwiches	X: jelly-roll	H: beta-propeller	T: 5-bladed	F: Ribosomal_L6	ECOD (v294.1)
L	Ribosomal_L6	e5mhrL1	A: a/b three-layered sandwiches	X: jelly-roll	H: beta-propeller	T: 5-bladed	F: Ribosomal_L6	ECOD (v294.1)
J	Ribosomal_L6	e5mhrJ1	A: a/b three-layered sandwiches	X: jelly-roll	H: beta-propeller	T: 5-bladed	F: Ribosomal_L6	ECOD (v294.1)
H	Ribosomal_L6	e5mhrH1	A: a/b three-layered sandwiches	X: jelly-roll	H: beta-propeller	T: 5-bladed	F: Ribosomal_L6	ECOD (v294.1)
G	Ribosomal_L6	e5mhrG1	A: a/b three-layered sandwiches	X: jelly-roll	H: beta-propeller	T: 5-bladed	F: Ribosomal_L6	ECOD (v294.1)
F	Ribosomal_L6	e5mhrF1	A: a/b three-layered sandwiches	X: jelly-roll	H: beta-propeller	T: 5-bladed	F: Ribosomal_L6	ECOD (v294.1)
E	Ribosomal_L6	e5mhrE1	A: a/b three-layered sandwiches	X: jelly-roll	H: beta-propeller	T: 5-bladed	F: Ribosomal_L6	ECOD (v294.1)
D	Ribosomal_L6	e5mhrD1	A: a/b three-layered sandwiches	X: jelly-roll	H: beta-propeller	T: 5-bladed	F: Ribosomal_L6	ECOD (v294.1)
C	Ribosomal_L6	e5mhrC1	A: a/b three-layered sandwiches	X: jelly-roll	H: beta-propeller	T: 5-bladed	F: Ribosomal_L6	ECOD (v294.1)
B	Ribosomal_L6	e5mhrB1	A: a/b three-layered sandwiches	X: jelly-roll	H: beta-propeller	T: 5-bladed	F: Ribosomal_L6	ECOD (v294.1)
A	Ribosomal_L6	e5mhrA1	A: a/b three-layered sandwiches	X: jelly-roll	H: beta-propeller	T: 5-bladed	F: Ribosomal_L6	ECOD (v294.1)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
R	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (4.3.0)
P	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (4.3.0)
N	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (4.3.0)
M	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (4.3.0)
K	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (4.3.0)
I	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (4.3.0)
Q	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (4.3.0)
O	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (4.3.0)
L	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (4.3.0)
J	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (4.3.0)
H	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (4.3.0)
G	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (4.3.0)
F	2.60.90.20	Mainly Beta	Sandwich	Adenovirus Type 5 Fiber Protein (Receptor Binding Domain)	Virus attachment protein , globular domain	CATH (4.3.0)
E	2.60.90.20	Mainly Beta	Sandwich	Adenovirus Type 5 Fiber Protein (Receptor Binding Domain)	Virus attachment protein , globular domain	CATH (4.3.0)
D	2.60.90.20	Mainly Beta	Sandwich	Adenovirus Type 5 Fiber Protein (Receptor Binding Domain)	Virus attachment protein , globular domain	CATH (4.3.0)
C	2.60.90.20	Mainly Beta	Sandwich	Adenovirus Type 5 Fiber Protein (Receptor Binding Domain)	Virus attachment protein , globular domain	CATH (4.3.0)
B	2.60.90.20	Mainly Beta	Sandwich	Adenovirus Type 5 Fiber Protein (Receptor Binding Domain)	Virus attachment protein , globular domain	CATH (4.3.0)
A	2.60.90.20	Mainly Beta	Sandwich	Adenovirus Type 5 Fiber Protein (Receptor Binding Domain)	Virus attachment protein , globular domain	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
I, K, M, N, P I, K, M, N, P, R	Fab 9BG5	VH-CH1	Mus musculus (house mouse)	IGHV1-3701, IGHV1-2601, IGHJ101, IGHJ102, IGHG2C01, IGHG2C02, IGHG2C*03	V-DOMAIN VH, C-DOMAIN CH1	IG	FAB-GAMMA-2C_KAPPA	IMGT (202615-0)
G, H, J, L, O G, H, J, L, O, Q	Fab 9BG5	L-KAPPA	Mus musculus (house mouse)	IGKV4-9101, IGKJ201, IGKC01, IGKC02	V-DOMAIN V-KAPPA, C-DOMAIN C-KAPPA	IG	FAB-GAMMA-2C_KAPPA	IMGT (202615-0)

SAbDab Antibody Annotation SAbDab Database Homepage

Chain	Chain Class	Chain Subclass	Chain Type	Antigen Name(s)	Provenance Source
I, K, M, N, P I, K, M, N, P, R	Heavy Chain	IGHV1	-	viral attachment protein sigma 1	SAbDab (2026-04-24)
G, H, J, L, O G, H, J, L, O, Q	Light Chain	IGKV4	Kappa	viral attachment protein sigma 1	SAbDab (2026-04-24)

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
I, K, M, N, P I, K, M, N, P, R	9BG5 Fab heavy chain	-	-	-
G, H, J, L, O G, H, J, L, O, Q	9BG5 Fab light chain,LOC100046793 protein,MAb 110 light chain	-	-	-
A, B, C, D, E A, B, C, D, E, F	Viral attachment protein sigma 1	-	virion attachment to host cell biological process involved in interspecies interaction between organisms adhesion of symbiont to host cell viral process viral life cycle adhesion of symbiont to host biological process involved in interaction with host biological process involved in symbiotic interaction cell adhesion cellular process symbiont entry into host cell symbiont entry into host	viral capsid virion component

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B, C, D, E A, B, C, D, E, F	IPR009013	Attachment protein shaft domain superfamily	Homologous Superfamily
A, B, C, D, E A, B, C, D, E, F	IPR002592	Outer capsid protein sigma-1, C-terminal domain	Domain
A, B, C, D, E A, B, C, D, E, F	IPR008982	Adenovirus pIV-like, attachment domain	Homologous Superfamily

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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.