Annotations: 2BTV

ATOMIC MODEL FOR BLUETONGUE VIRUS (BTV) CORE

External Resource: Annotation

Domain Annotation: SCOP/SCOPe Classification
Domain Annotation: SCOP2 Classification
Domain Annotation: ECOD Classification
Domain Annotation: CATH
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)
J [auth G]	d2btvg1	All alpha proteins	A virus capsid protein alpha-helical domain	A virus capsid protein alpha-helical domain	Orbivirus capsid	BTV vp7	(Bluetongue virus (serotype 1 / isolate South Africa) ) [TaxId: 10905 ],	SCOPe (2.08)
J [auth G]	d2btvg2	All beta proteins	Viral protein domain	Viral protein domain	Top domain of virus capsid protein	BTV vp7, central (top) domain	(Bluetongue virus (serotype 1 / isolate South Africa) ) [TaxId: 10905 ],	SCOPe (2.08)
M [auth I]	d2btvi1	All alpha proteins	A virus capsid protein alpha-helical domain	A virus capsid protein alpha-helical domain	Orbivirus capsid	BTV vp7	(Bluetongue virus (serotype 1 / isolate South Africa) ) [TaxId: 10905 ],	SCOPe (2.08)
M [auth I]	d2btvi2	All beta proteins	Viral protein domain	Viral protein domain	Top domain of virus capsid protein	BTV vp7, central (top) domain	(Bluetongue virus (serotype 1 / isolate South Africa) ) [TaxId: 10905 ],	SCOPe (2.08)
O [auth T]	d2btvt1	All alpha proteins	A virus capsid protein alpha-helical domain	A virus capsid protein alpha-helical domain	Orbivirus capsid	BTV vp7	(Bluetongue virus (serotype 1 / isolate South Africa) ) [TaxId: 10905 ],	SCOPe (2.08)
O [auth T]	d2btvt2	All beta proteins	Viral protein domain	Viral protein domain	Top domain of virus capsid protein	BTV vp7, central (top) domain	(Bluetongue virus (serotype 1 / isolate South Africa) ) [TaxId: 10905 ],	SCOPe (2.08)
N [auth J]	d2btvj1	All alpha proteins	A virus capsid protein alpha-helical domain	A virus capsid protein alpha-helical domain	Orbivirus capsid	BTV vp7	(Bluetongue virus (serotype 1 / isolate South Africa) ) [TaxId: 10905 ],	SCOPe (2.08)
N [auth J]	d2btvj2	All beta proteins	Viral protein domain	Viral protein domain	Top domain of virus capsid protein	BTV vp7, central (top) domain	(Bluetongue virus (serotype 1 / isolate South Africa) ) [TaxId: 10905 ],	SCOPe (2.08)
L [auth S]	d2btvs1	All alpha proteins	A virus capsid protein alpha-helical domain	A virus capsid protein alpha-helical domain	Orbivirus capsid	BTV vp7	(Bluetongue virus (serotype 1 / isolate South Africa) ) [TaxId: 10905 ],	SCOPe (2.08)
L [auth S]	d2btvs2	All beta proteins	Viral protein domain	Viral protein domain	Top domain of virus capsid protein	BTV vp7, central (top) domain	(Bluetongue virus (serotype 1 / isolate South Africa) ) [TaxId: 10905 ],	SCOPe (2.08)
K [auth H]	d2btvh1	All alpha proteins	A virus capsid protein alpha-helical domain	A virus capsid protein alpha-helical domain	Orbivirus capsid	BTV vp7	(Bluetongue virus (serotype 1 / isolate South Africa) ) [TaxId: 10905 ],	SCOPe (2.08)
K [auth H]	d2btvh2	All beta proteins	Viral protein domain	Viral protein domain	Top domain of virus capsid protein	BTV vp7, central (top) domain	(Bluetongue virus (serotype 1 / isolate South Africa) ) [TaxId: 10905 ],	SCOPe (2.08)
I [auth R]	d2btvr1	All alpha proteins	A virus capsid protein alpha-helical domain	A virus capsid protein alpha-helical domain	Orbivirus capsid	BTV vp7	(Bluetongue virus (serotype 1 / isolate South Africa) ) [TaxId: 10905 ],	SCOPe (2.08)
I [auth R]	d2btvr2	All beta proteins	Viral protein domain	Viral protein domain	Top domain of virus capsid protein	BTV vp7, central (top) domain	(Bluetongue virus (serotype 1 / isolate South Africa) ) [TaxId: 10905 ],	SCOPe (2.08)
H [auth F]	d2btvf1	All alpha proteins	A virus capsid protein alpha-helical domain	A virus capsid protein alpha-helical domain	Orbivirus capsid	BTV vp7	(Bluetongue virus (serotype 1 / isolate South Africa) ) [TaxId: 10905 ],	SCOPe (2.08)
H [auth F]	d2btvf2	All beta proteins	Viral protein domain	Viral protein domain	Top domain of virus capsid protein	BTV vp7, central (top) domain	(Bluetongue virus (serotype 1 / isolate South Africa) ) [TaxId: 10905 ],	SCOPe (2.08)
G [auth E]	d2btve1	All alpha proteins	A virus capsid protein alpha-helical domain	A virus capsid protein alpha-helical domain	Orbivirus capsid	BTV vp7	(Bluetongue virus (serotype 1 / isolate South Africa) ) [TaxId: 10905 ],	SCOPe (2.08)
G [auth E]	d2btve2	All beta proteins	Viral protein domain	Viral protein domain	Top domain of virus capsid protein	BTV vp7, central (top) domain	(Bluetongue virus (serotype 1 / isolate South Africa) ) [TaxId: 10905 ],	SCOPe (2.08)
F [auth Q]	d2btvq1	All alpha proteins	A virus capsid protein alpha-helical domain	A virus capsid protein alpha-helical domain	Orbivirus capsid	BTV vp7	(Bluetongue virus (serotype 1 / isolate South Africa) ) [TaxId: 10905 ],	SCOPe (2.08)
F [auth Q]	d2btvq2	All beta proteins	Viral protein domain	Viral protein domain	Top domain of virus capsid protein	BTV vp7, central (top) domain	(Bluetongue virus (serotype 1 / isolate South Africa) ) [TaxId: 10905 ],	SCOPe (2.08)
E [auth D]	d2btvd1	All alpha proteins	A virus capsid protein alpha-helical domain	A virus capsid protein alpha-helical domain	Orbivirus capsid	BTV vp7	(Bluetongue virus (serotype 1 / isolate South Africa) ) [TaxId: 10905 ],	SCOPe (2.08)
E [auth D]	d2btvd2	All beta proteins	Viral protein domain	Viral protein domain	Top domain of virus capsid protein	BTV vp7, central (top) domain	(Bluetongue virus (serotype 1 / isolate South Africa) ) [TaxId: 10905 ],	SCOPe (2.08)
D [auth C]	d2btvc1	All alpha proteins	A virus capsid protein alpha-helical domain	A virus capsid protein alpha-helical domain	Orbivirus capsid	BTV vp7	(Bluetongue virus (serotype 1 / isolate South Africa) ) [TaxId: 10905 ],	SCOPe (2.08)
D [auth C]	d2btvc2	All beta proteins	Viral protein domain	Viral protein domain	Top domain of virus capsid protein	BTV vp7, central (top) domain	(Bluetongue virus (serotype 1 / isolate South Africa) ) [TaxId: 10905 ],	SCOPe (2.08)
C [auth P]	d2btvp1	All alpha proteins	A virus capsid protein alpha-helical domain	A virus capsid protein alpha-helical domain	Orbivirus capsid	BTV vp7	(Bluetongue virus (serotype 1 / isolate South Africa) ) [TaxId: 10905 ],	SCOPe (2.08)
C [auth P]	d2btvp2	All beta proteins	Viral protein domain	Viral protein domain	Top domain of virus capsid protein	BTV vp7, central (top) domain	(Bluetongue virus (serotype 1 / isolate South Africa) ) [TaxId: 10905 ],	SCOPe (2.08)
A	d2btva_	Multi-domain proteins (alpha and beta)	Reovirus inner layer core protein p3	Reovirus inner layer core protein p3	Orbivirus core	BTV vp3	(Bluetongue virus (serotype 1 / isolate South Africa) ) [TaxId: 10905 ],	SCOPe (2.08)
B	d2btvb_	Multi-domain proteins (alpha and beta)	Reovirus inner layer core protein p3	Reovirus inner layer core protein p3	Orbivirus core	BTV vp3	(Bluetongue virus (serotype 1 / isolate South Africa) ) [TaxId: 10905 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2 Family	Orbivirus core	8025257	4002956	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	Reovirus inner layer core protein p3	8037636	3001935	SCOP2 (2022-06-29)
B	SCOP2B Superfamily	Reovirus inner layer core protein p3	8037636	3001935	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)
J [auth G]	TPK_B1_binding	e2btvG1	A: alpha arrays	X: Phage tail fiber protein trimerization domain	H: beta-Prism I	T: beta-Prism I	F: TPK_B1_binding	ECOD (v295)
J [auth G]	DNA_pol_B_2	e2btvG2	A: alpha arrays	X: Urease, gamma-subunit	H: Flavivirus capsid protein C	T: Flavivirus capsid protein C	F: DNA_pol_B_2	ECOD (v295)
M [auth I]	TPK_B1_binding	e2btvI1	A: alpha arrays	X: Phage tail fiber protein trimerization domain	H: beta-Prism I	T: beta-Prism I	F: TPK_B1_binding	ECOD (v295)
M [auth I]	DNA_pol_B_2	e2btvI2	A: alpha arrays	X: Urease, gamma-subunit	H: Flavivirus capsid protein C	T: Flavivirus capsid protein C	F: DNA_pol_B_2	ECOD (v295)
O [auth T]	TPK_B1_binding	e2btvT1	A: alpha arrays	X: Phage tail fiber protein trimerization domain	H: beta-Prism I	T: beta-Prism I	F: TPK_B1_binding	ECOD (v295)
O [auth T]	DNA_pol_B_2	e2btvT2	A: alpha arrays	X: Urease, gamma-subunit	H: Flavivirus capsid protein C	T: Flavivirus capsid protein C	F: DNA_pol_B_2	ECOD (v295)
N [auth J]	TPK_B1_binding	e2btvJ1	A: alpha arrays	X: Phage tail fiber protein trimerization domain	H: beta-Prism I	T: beta-Prism I	F: TPK_B1_binding	ECOD (v295)
N [auth J]	DNA_pol_B_2	e2btvJ2	A: alpha arrays	X: Urease, gamma-subunit	H: Flavivirus capsid protein C	T: Flavivirus capsid protein C	F: DNA_pol_B_2	ECOD (v295)
L [auth S]	TPK_B1_binding	e2btvS1	A: alpha arrays	X: Phage tail fiber protein trimerization domain	H: beta-Prism I	T: beta-Prism I	F: TPK_B1_binding	ECOD (v295)
L [auth S]	DNA_pol_B_2	e2btvS2	A: alpha arrays	X: Urease, gamma-subunit	H: Flavivirus capsid protein C	T: Flavivirus capsid protein C	F: DNA_pol_B_2	ECOD (v295)
K [auth H]	TPK_B1_binding	e2btvH1	A: alpha arrays	X: Phage tail fiber protein trimerization domain	H: beta-Prism I	T: beta-Prism I	F: TPK_B1_binding	ECOD (v295)
K [auth H]	DNA_pol_B_2	e2btvH2	A: alpha arrays	X: Urease, gamma-subunit	H: Flavivirus capsid protein C	T: Flavivirus capsid protein C	F: DNA_pol_B_2	ECOD (v295)
I [auth R]	TPK_B1_binding	e2btvR1	A: alpha arrays	X: Phage tail fiber protein trimerization domain	H: beta-Prism I	T: beta-Prism I	F: TPK_B1_binding	ECOD (v295)
I [auth R]	DNA_pol_B_2	e2btvR2	A: alpha arrays	X: Urease, gamma-subunit	H: Flavivirus capsid protein C	T: Flavivirus capsid protein C	F: DNA_pol_B_2	ECOD (v295)
H [auth F]	TPK_B1_binding	e2btvF1	A: alpha arrays	X: Phage tail fiber protein trimerization domain	H: beta-Prism I	T: beta-Prism I	F: TPK_B1_binding	ECOD (v295)
H [auth F]	DNA_pol_B_2	e2btvF2	A: alpha arrays	X: Urease, gamma-subunit	H: Flavivirus capsid protein C	T: Flavivirus capsid protein C	F: DNA_pol_B_2	ECOD (v295)
G [auth E]	TPK_B1_binding	e2btvE1	A: alpha arrays	X: Phage tail fiber protein trimerization domain	H: beta-Prism I	T: beta-Prism I	F: TPK_B1_binding	ECOD (v295)
G [auth E]	DNA_pol_B_2	e2btvE2	A: alpha arrays	X: Urease, gamma-subunit	H: Flavivirus capsid protein C	T: Flavivirus capsid protein C	F: DNA_pol_B_2	ECOD (v295)
F [auth Q]	TPK_B1_binding	e2btvQ1	A: alpha arrays	X: Phage tail fiber protein trimerization domain	H: beta-Prism I	T: beta-Prism I	F: TPK_B1_binding	ECOD (v295)
F [auth Q]	DNA_pol_B_2	e2btvQ2	A: alpha arrays	X: Urease, gamma-subunit	H: Flavivirus capsid protein C	T: Flavivirus capsid protein C	F: DNA_pol_B_2	ECOD (v295)
E [auth D]	TPK_B1_binding	e2btvD1	A: alpha arrays	X: Phage tail fiber protein trimerization domain	H: beta-Prism I	T: beta-Prism I	F: TPK_B1_binding	ECOD (v295)
E [auth D]	DNA_pol_B_2	e2btvD2	A: alpha arrays	X: Urease, gamma-subunit	H: Flavivirus capsid protein C	T: Flavivirus capsid protein C	F: DNA_pol_B_2	ECOD (v295)
D [auth C]	TPK_B1_binding	e2btvC1	A: alpha arrays	X: Phage tail fiber protein trimerization domain	H: beta-Prism I	T: beta-Prism I	F: TPK_B1_binding	ECOD (v295)
D [auth C]	DNA_pol_B_2	e2btvC2	A: alpha arrays	X: Urease, gamma-subunit	H: Flavivirus capsid protein C	T: Flavivirus capsid protein C	F: DNA_pol_B_2	ECOD (v295)
C [auth P]	TPK_B1_binding	e2btvP1	A: alpha arrays	X: Phage tail fiber protein trimerization domain	H: beta-Prism I	T: beta-Prism I	F: TPK_B1_binding	ECOD (v295)
C [auth P]	DNA_pol_B_2	e2btvP2	A: alpha arrays	X: Urease, gamma-subunit	H: Flavivirus capsid protein C	T: Flavivirus capsid protein C	F: DNA_pol_B_2	ECOD (v295)
A	Orbi_VP3	e2btvA1	A: few secondary structure elements	X: Inner layer core protein p3-related	H: Inner layer core protein p3-related	T: Inner layer core protein p3-related	F: Orbi_VP3	ECOD (v295)
B	P-loop_SecA	e2btvB1	A: alpha arrays	X: jelly-roll	H: Double-stranded beta-helix	T: Double-stranded beta-helix	F: P-loop_SecA	ECOD (v295)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
J [auth G]	1.10.250.10	Mainly Alpha	Orthogonal Bundle	Bluetongue Virus 10, subunit 1	domain 1	CATH (4.3.0)
J [auth G]	2.60.120.170	Mainly Beta	Sandwich	Jelly Rolls		CATH (4.3.0)
J [auth G]	1.10.170.10	Mainly Alpha	Orthogonal Bundle	Bluetongue Virus 10, subunit 1	domain 3	CATH (4.3.0)
M [auth I]	1.10.250.10	Mainly Alpha	Orthogonal Bundle	Bluetongue Virus 10, subunit 1	domain 1	CATH (4.3.0)
M [auth I]	2.60.120.170	Mainly Beta	Sandwich	Jelly Rolls		CATH (4.3.0)
M [auth I]	1.10.170.10	Mainly Alpha	Orthogonal Bundle	Bluetongue Virus 10, subunit 1	domain 3	CATH (4.3.0)
O [auth T]	1.10.250.10	Mainly Alpha	Orthogonal Bundle	Bluetongue Virus 10, subunit 1	domain 1	CATH (4.3.0)
O [auth T]	2.60.120.170	Mainly Beta	Sandwich	Jelly Rolls		CATH (4.3.0)
O [auth T]	1.10.170.10	Mainly Alpha	Orthogonal Bundle	Bluetongue Virus 10, subunit 1	domain 3	CATH (4.3.0)
N [auth J]	1.10.250.10	Mainly Alpha	Orthogonal Bundle	Bluetongue Virus 10, subunit 1	domain 1	CATH (4.3.0)
N [auth J]	2.60.120.170	Mainly Beta	Sandwich	Jelly Rolls		CATH (4.3.0)
N [auth J]	1.10.170.10	Mainly Alpha	Orthogonal Bundle	Bluetongue Virus 10, subunit 1	domain 3	CATH (4.3.0)
L [auth S]	1.10.250.10	Mainly Alpha	Orthogonal Bundle	Bluetongue Virus 10, subunit 1	domain 1	CATH (4.3.0)
L [auth S]	2.60.120.170	Mainly Beta	Sandwich	Jelly Rolls		CATH (4.3.0)
L [auth S]	1.10.170.10	Mainly Alpha	Orthogonal Bundle	Bluetongue Virus 10, subunit 1	domain 3	CATH (4.3.0)
K [auth H]	1.10.250.10	Mainly Alpha	Orthogonal Bundle	Bluetongue Virus 10, subunit 1	domain 1	CATH (4.3.0)
K [auth H]	2.60.120.170	Mainly Beta	Sandwich	Jelly Rolls		CATH (4.3.0)
K [auth H]	1.10.170.10	Mainly Alpha	Orthogonal Bundle	Bluetongue Virus 10, subunit 1	domain 3	CATH (4.3.0)
I [auth R]	1.10.250.10	Mainly Alpha	Orthogonal Bundle	Bluetongue Virus 10, subunit 1	domain 1	CATH (4.3.0)
I [auth R]	2.60.120.170	Mainly Beta	Sandwich	Jelly Rolls		CATH (4.3.0)
I [auth R]	1.10.170.10	Mainly Alpha	Orthogonal Bundle	Bluetongue Virus 10, subunit 1	domain 3	CATH (4.3.0)
H [auth F]	1.10.250.10	Mainly Alpha	Orthogonal Bundle	Bluetongue Virus 10, subunit 1	domain 1	CATH (4.3.0)
H [auth F]	2.60.120.170	Mainly Beta	Sandwich	Jelly Rolls		CATH (4.3.0)
H [auth F]	1.10.170.10	Mainly Alpha	Orthogonal Bundle	Bluetongue Virus 10, subunit 1	domain 3	CATH (4.3.0)
G [auth E]	1.10.250.10	Mainly Alpha	Orthogonal Bundle	Bluetongue Virus 10, subunit 1	domain 1	CATH (4.3.0)
G [auth E]	2.60.120.170	Mainly Beta	Sandwich	Jelly Rolls		CATH (4.3.0)
G [auth E]	1.10.170.10	Mainly Alpha	Orthogonal Bundle	Bluetongue Virus 10, subunit 1	domain 3	CATH (4.3.0)
F [auth Q]	1.10.250.10	Mainly Alpha	Orthogonal Bundle	Bluetongue Virus 10, subunit 1	domain 1	CATH (4.3.0)
F [auth Q]	2.60.120.170	Mainly Beta	Sandwich	Jelly Rolls		CATH (4.3.0)
F [auth Q]	1.10.170.10	Mainly Alpha	Orthogonal Bundle	Bluetongue Virus 10, subunit 1	domain 3	CATH (4.3.0)
E [auth D]	1.10.250.10	Mainly Alpha	Orthogonal Bundle	Bluetongue Virus 10, subunit 1	domain 1	CATH (4.3.0)
E [auth D]	2.60.120.170	Mainly Beta	Sandwich	Jelly Rolls		CATH (4.3.0)
E [auth D]	1.10.170.10	Mainly Alpha	Orthogonal Bundle	Bluetongue Virus 10, subunit 1	domain 3	CATH (4.3.0)
D [auth C]	1.10.250.10	Mainly Alpha	Orthogonal Bundle	Bluetongue Virus 10, subunit 1	domain 1	CATH (4.3.0)
D [auth C]	2.60.120.170	Mainly Beta	Sandwich	Jelly Rolls		CATH (4.3.0)
D [auth C]	1.10.170.10	Mainly Alpha	Orthogonal Bundle	Bluetongue Virus 10, subunit 1	domain 3	CATH (4.3.0)
C [auth P]	1.10.250.10	Mainly Alpha	Orthogonal Bundle	Bluetongue Virus 10, subunit 1	domain 1	CATH (4.3.0)
C [auth P]	2.60.120.170	Mainly Beta	Sandwich	Jelly Rolls		CATH (4.3.0)
C [auth P]	1.10.170.10	Mainly Alpha	Orthogonal Bundle	Bluetongue Virus 10, subunit 1	domain 3	CATH (4.3.0)

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
C [auth P], D [auth C], E [auth D], F [auth Q], G [auth E], C [auth P], D [auth C], E [auth D], F [auth Q], G [auth E], H [auth F], I [auth R], J [auth G], K [auth H], L [auth S], M [auth I], N [auth J], O [auth T]	PROTEIN (VP7 CORE PROTEIN)	structural molecule activity host cell surface binding binding host cell surface receptor binding	membrane organization cellular component organization membrane fusion fusion of virus membrane with host plasma membrane viral process cellular process cellular component organization or biogenesis membrane fusion involved in viral entry into host cell	virion component viral membrane viral envelope viral capsid icosahedral viral capsid viral outer capsid
A, B	PROTEIN (VP3 CORE PROTEIN)	structural molecule activity	-	virion component

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
C [auth P], D [auth C], E [auth D], F [auth Q], G [auth E], C [auth P], D [auth C], E [auth D], F [auth Q], G [auth E], H [auth F], I [auth R], J [auth G], K [auth H], L [auth S], M [auth I], N [auth J], O [auth T]	IPR008935	Virus capsid protein, alpha-helical	Homologous Superfamily
C [auth P], D [auth C], E [auth D], F [auth Q], G [auth E], C [auth P], D [auth C], E [auth D], F [auth Q], G [auth E], H [auth F], I [auth R], J [auth G], K [auth H], L [auth S], M [auth I], N [auth J], O [auth T]	IPR008980	Viral capsid/haemagglutinin protein	Homologous Superfamily
C [auth P], D [auth C], E [auth D], F [auth Q], G [auth E], C [auth P], D [auth C], E [auth D], F [auth Q], G [auth E], H [auth F], I [auth R], J [auth G], K [auth H], L [auth S], M [auth I], N [auth J], O [auth T]	IPR023178	Orbivirus inner capsid protein VP7, C-terminal	Homologous Superfamily
C [auth P], D [auth C], E [auth D], F [auth Q], G [auth E], C [auth P], D [auth C], E [auth D], F [auth Q], G [auth E], H [auth F], I [auth R], J [auth G], K [auth H], L [auth S], M [auth I], N [auth J], O [auth T]	IPR023176	Orbivirus inner capsid protein VP7, N-terminal	Homologous Superfamily
C [auth P], D [auth C], E [auth D], F [auth Q], G [auth E], C [auth P], D [auth C], E [auth D], F [auth Q], G [auth E], H [auth F], I [auth R], J [auth G], K [auth H], L [auth S], M [auth I], N [auth J], O [auth T]	IPR001803	Orbivirus inner capsid protein VP7	Family
A, B	IPR016029	Inner layer core protein VP3, Reovirus	Homologous Superfamily
A, B	IPR002614	Inner layer core protein VP3, Orbivirus	Family