3E3Q | pdb_00003e3q

Structure of the 3alpham13 high-affinity mutant of the 2C TCR in complex with Ld/QL9

External Resource: Annotation

Domain Annotation: SCOP/SCOPe Classification
Domain Annotation: SCOP2 Classification
Domain Annotation: ECOD Classification
Domain Annotation: CATH
Protein Family 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)
X [auth S]	d3e3qs_	All beta proteins	Immunoglobulin-like beta-sandwich	Immunoglobulin	V set domains (antibody variable domain-like)	automated matches	(Mus musculus ) [TaxId: 10090 ],	SCOPe (2.08)
T [auth N]	d3e3qn_	All beta proteins	Immunoglobulin-like beta-sandwich	Immunoglobulin	V set domains (antibody variable domain-like)	automated matches	(Mus musculus ) [TaxId: 10090 ],	SCOPe (2.08)
P [auth J]	d3e3qj_	All beta proteins	Immunoglobulin-like beta-sandwich	Immunoglobulin	V set domains (antibody variable domain-like)	automated matches	(Mus musculus ) [TaxId: 10090 ],	SCOPe (2.08)
H [auth F]	d3e3qf_	All beta proteins	Immunoglobulin-like beta-sandwich	Immunoglobulin	V set domains (antibody variable domain-like)	automated matches	(Mus musculus ) [TaxId: 10090 ],	SCOPe (2.08)
FA [auth a]	d3e3qa_	All beta proteins	Immunoglobulin-like beta-sandwich	Immunoglobulin	V set domains (antibody variable domain-like)	automated matches	(Mus musculus ) [TaxId: 10090 ],	SCOPe (2.08)
D [auth E]	d3e3qe_	All beta proteins	Immunoglobulin-like beta-sandwich	Immunoglobulin	V set domains (antibody variable domain-like)	automated matches	(Mus musculus ) [TaxId: 10090 ],	SCOPe (2.08)
BA [auth W]	d3e3qw_	All beta proteins	Immunoglobulin-like beta-sandwich	Immunoglobulin	V set domains (antibody variable domain-like)	automated matches	(Mus musculus ) [TaxId: 10090 ],	SCOPe (2.08)
G [auth C]	d3e3qc_	All beta proteins	Immunoglobulin-like beta-sandwich	Immunoglobulin	V set domains (antibody variable domain-like)	automated matches	mouse (Mus musculus ) [TaxId: 10090 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
W [auth R]	SCOP2B Superfamily	Immunoglobulin (Ig) domain-like	8055397	3000071	SCOP2B (2022-06-29)
S [auth M]	SCOP2B Superfamily	Immunoglobulin (Ig) domain-like	8055397	3000071	SCOP2B (2022-06-29)
O [auth I]	SCOP2B Superfamily	Immunoglobulin (Ig) domain-like	8055397	3000071	SCOP2B (2022-06-29)
K [auth d]	SCOP2B Superfamily	Immunoglobulin (Ig) domain-like	8055397	3000071	SCOP2B (2022-06-29)
G [auth C]	SCOP2B Superfamily	Immunoglobulin (Ig) domain-like	8055397	3000071	SCOP2B (2022-06-29)
EA [auth Z]	SCOP2B Superfamily	Immunoglobulin (Ig) domain-like	8055397	3000071	SCOP2B (2022-06-29)
C [auth D]	SCOP2B Superfamily	Immunoglobulin (Ig) domain-like	8055397	3000071	SCOP2B (2022-06-29)
AA [auth V]	SCOP2B Superfamily	Immunoglobulin (Ig) domain-like	8055397	3000071	SCOP2B (2022-06-29)
Y [auth U]	SCOP2B Superfamily	MHC antigen-recognition domain	8034809	3000521	SCOP2B (2022-06-29)
U [auth P]	SCOP2B Superfamily	MHC antigen-recognition domain	8034809	3000521	SCOP2B (2022-06-29)
Q [auth L]	SCOP2B Superfamily	MHC antigen-recognition domain	8034809	3000521	SCOP2B (2022-06-29)
M [auth H]	SCOP2B Superfamily	MHC antigen-recognition domain	8034809	3000521	SCOP2B (2022-06-29)
I [auth c]	SCOP2B Superfamily	MHC antigen-recognition domain	8034809	3000521	SCOP2B (2022-06-29)
E [auth B]	SCOP2B Superfamily	MHC antigen-recognition domain	8034809	3000521	SCOP2B (2022-06-29)
CA [auth Y]	SCOP2B Superfamily	MHC antigen-recognition domain	8034809	3000521	SCOP2B (2022-06-29)
A	SCOP2B Superfamily	MHC antigen-recognition domain	8034809	3000521	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)
X [auth S]	V-set_3	e3e3qS1	A: beta sandwiches	X: Immunoglobulin-like beta-sandwich	H: Immunoglobulin-related	T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like	F: V-set_3	ECOD (1.6)
T [auth N]	V-set_3	e3e3qN1	A: beta sandwiches	X: Immunoglobulin-like beta-sandwich	H: Immunoglobulin-related	T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like	F: V-set_3	ECOD (1.6)
P [auth J]	V-set_3	e3e3qJ1	A: beta sandwiches	X: Immunoglobulin-like beta-sandwich	H: Immunoglobulin-related	T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like	F: V-set_3	ECOD (1.6)
L [auth e]	V-set_3	e3e3qe1	A: beta sandwiches	X: Immunoglobulin-like beta-sandwich	H: Immunoglobulin-related	T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like	F: V-set_3	ECOD (1.6)
H [auth F]	V-set_3	e3e3qF1	A: beta sandwiches	X: Immunoglobulin-like beta-sandwich	H: Immunoglobulin-related	T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like	F: V-set_3	ECOD (1.6)
FA [auth a]	V-set_3	e3e3qa1	A: beta sandwiches	X: Immunoglobulin-like beta-sandwich	H: Immunoglobulin-related	T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like	F: V-set_3	ECOD (1.6)
D [auth E]	V-set_3	e3e3qE1	A: beta sandwiches	X: Immunoglobulin-like beta-sandwich	H: Immunoglobulin-related	T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like	F: V-set_3	ECOD (1.6)
BA [auth W]	V-set_3	e3e3qW1	A: beta sandwiches	X: Immunoglobulin-like beta-sandwich	H: Immunoglobulin-related	T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like	F: V-set_3	ECOD (1.6)
W [auth R]	V-set_4	e3e3qR1	A: beta sandwiches	X: Immunoglobulin-like beta-sandwich	H: Immunoglobulin-related	T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like	F: V-set_4	ECOD (1.6)
S [auth M]	V-set_4	e3e3qM1	A: beta sandwiches	X: Immunoglobulin-like beta-sandwich	H: Immunoglobulin-related	T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like	F: V-set_4	ECOD (1.6)
O [auth I]	V-set_4	e3e3qI1	A: beta sandwiches	X: Immunoglobulin-like beta-sandwich	H: Immunoglobulin-related	T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like	F: V-set_4	ECOD (1.6)
K [auth d]	V-set_4	e3e3qd1	A: beta sandwiches	X: Immunoglobulin-like beta-sandwich	H: Immunoglobulin-related	T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like	F: V-set_4	ECOD (1.6)
G [auth C]	V-set_4	e3e3qC1	A: beta sandwiches	X: Immunoglobulin-like beta-sandwich	H: Immunoglobulin-related	T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like	F: V-set_4	ECOD (1.6)
EA [auth Z]	V-set_4	e3e3qZ1	A: beta sandwiches	X: Immunoglobulin-like beta-sandwich	H: Immunoglobulin-related	T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like	F: V-set_4	ECOD (1.6)
C [auth D]	V-set_4	e3e3qD1	A: beta sandwiches	X: Immunoglobulin-like beta-sandwich	H: Immunoglobulin-related	T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like	F: V-set_4	ECOD (1.6)
AA [auth V]	V-set_4	e3e3qV1	A: beta sandwiches	X: Immunoglobulin-like beta-sandwich	H: Immunoglobulin-related	T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like	F: V-set_4	ECOD (1.6)
Y [auth U]	MHC_I	e3e3qU1	A: a+b two layers	X: MHC antigen-recognition domain (From Topology)	H: MHC antigen-recognition domain (From Topology)	T: MHC antigen-recognition domain	F: MHC_I	ECOD (1.6)
U [auth P]	MHC_I	e3e3qP1	A: a+b two layers	X: MHC antigen-recognition domain (From Topology)	H: MHC antigen-recognition domain (From Topology)	T: MHC antigen-recognition domain	F: MHC_I	ECOD (1.6)
Q [auth L]	MHC_I	e3e3qL1	A: a+b two layers	X: MHC antigen-recognition domain (From Topology)	H: MHC antigen-recognition domain (From Topology)	T: MHC antigen-recognition domain	F: MHC_I	ECOD (1.6)
M [auth H]	MHC_I	e3e3qH1	A: a+b two layers	X: MHC antigen-recognition domain (From Topology)	H: MHC antigen-recognition domain (From Topology)	T: MHC antigen-recognition domain	F: MHC_I	ECOD (1.6)
I [auth c]	MHC_I	e3e3qc1	A: a+b two layers	X: MHC antigen-recognition domain (From Topology)	H: MHC antigen-recognition domain (From Topology)	T: MHC antigen-recognition domain	F: MHC_I	ECOD (1.6)
E [auth B]	MHC_I	e3e3qB1	A: a+b two layers	X: MHC antigen-recognition domain (From Topology)	H: MHC antigen-recognition domain (From Topology)	T: MHC antigen-recognition domain	F: MHC_I	ECOD (1.6)
CA [auth Y]	MHC_I	e3e3qY1	A: a+b two layers	X: MHC antigen-recognition domain (From Topology)	H: MHC antigen-recognition domain (From Topology)	T: MHC antigen-recognition domain	F: MHC_I	ECOD (1.6)
A	MHC_I	e3e3qA1	A: a+b two layers	X: MHC antigen-recognition domain (From Topology)	H: MHC antigen-recognition domain (From Topology)	T: MHC antigen-recognition domain	F: MHC_I	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
X [auth S]	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (4.3.0)
T [auth N]	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (4.3.0)
P [auth J]	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (4.3.0)
L [auth e]	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (4.3.0)
H [auth F]	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (4.3.0)
FA [auth a]	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (4.3.0)
D [auth E]	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (4.3.0)
BA [auth W]	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (4.3.0)
W [auth R]	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (4.3.0)
S [auth M]	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (4.3.0)
O [auth I]	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (4.3.0)
K [auth d]	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (4.3.0)
G [auth C]	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (4.3.0)
EA [auth Z]	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (4.3.0)
C [auth D]	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (4.3.0)
AA [auth V]	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (4.3.0)
Y [auth U]	3.30.500.10	Alpha Beta	2-Layer Sandwich	Murine Class I Major Histocompatibility Complex, H2-DB	Chain A, domain 1	CATH (4.3.0)
U [auth P]	3.30.500.10	Alpha Beta	2-Layer Sandwich	Murine Class I Major Histocompatibility Complex, H2-DB	Chain A, domain 1	CATH (4.3.0)
Q [auth L]	3.30.500.10	Alpha Beta	2-Layer Sandwich	Murine Class I Major Histocompatibility Complex, H2-DB	Chain A, domain 1	CATH (4.3.0)
M [auth H]	3.30.500.10	Alpha Beta	2-Layer Sandwich	Murine Class I Major Histocompatibility Complex, H2-DB	Chain A, domain 1	CATH (4.3.0)
I [auth c]	3.30.500.10	Alpha Beta	2-Layer Sandwich	Murine Class I Major Histocompatibility Complex, H2-DB	Chain A, domain 1	CATH (4.3.0)
E [auth B]	3.30.500.10	Alpha Beta	2-Layer Sandwich	Murine Class I Major Histocompatibility Complex, H2-DB	Chain A, domain 1	CATH (4.3.0)
CA [auth Y]	3.30.500.10	Alpha Beta	2-Layer Sandwich	Murine Class I Major Histocompatibility Complex, H2-DB	Chain A, domain 1	CATH (4.3.0)
A	3.30.500.10	Alpha Beta	2-Layer Sandwich	Murine Class I Major Histocompatibility Complex, H2-DB	Chain A, domain 1	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
AA [auth V], C [auth D], EA [auth Z], G [auth C], K [auth d], AA [auth V], C [auth D], EA [auth Z], G [auth C], K [auth d], O [auth I], S [auth M], W [auth R]	PF07686	Immunoglobulin V-set domain (V-set)	Immunoglobulin V-set domain	This domain is found in antibodies as well as neural protein P0 and CTL4 amongst others.	Domain
A, CA [auth Y], E [auth B], I [auth c], M [auth H], A, CA [auth Y], E [auth B], I [auth c], M [auth H], Q [auth L], U [auth P], Y [auth U]	PF00129	Class I Histocompatibility antigen, domains alpha 1 and 2 (MHC_I)	Class I Histocompatibility antigen, domains alpha 1 and 2		Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
BA [auth W], D [auth E], FA [auth a], H [auth F], L [auth e], BA [auth W], D [auth E], FA [auth a], H [auth F], L [auth e], P [auth J], T [auth N], X [auth S]	TCR beta chain	-	-	-
AA [auth V], C [auth D], EA [auth Z], G [auth C], K [auth d], AA [auth V], C [auth D], EA [auth Z], G [auth C], K [auth d], O [auth I], S [auth M], W [auth R]	T-cell receptor alpha chain V region PHDS58	-	response to stimulus immune response immune system process adaptive immune response	cell periphery protein-containing complex cellular anatomical structure plasma membrane protein complex membrane plasma membrane plasma membrane signaling receptor complex membrane protein complex T cell receptor complex receptor complex
B [auth Q], DA [auth b], F [auth G], J [auth f], N [auth K], B [auth Q], DA [auth b], F [auth G], J [auth f], N [auth K], R [auth O], V [auth T], Z [auth X]	QL9 peptide	-	-	-
A, CA [auth Y], E [auth B], I [auth c], M [auth H], A, CA [auth Y], E [auth B], I [auth c], M [auth H], Q [auth L], U [auth P], Y [auth U]	H-2 class I histocompatibility antigen, L-D alpha chain	-	response to stimulus immune response immune system process antigen processing and presentation antigen processing and presentation of peptide antigen via MHC class I antigen processing and presentation of peptide antigen defense response response to stress	membrane-bounded organelle intracellular anatomical structure organelle subcompartment membrane lumenal side of endoplasmic reticulum membrane intracellular membrane-bounded organelle endomembrane system side of membrane lumenal side of membrane endoplasmic reticulum subcompartment intracellular organelle cellular anatomical structure organelle nuclear outer membrane-endoplasmic reticulum membrane network membrane-bounded organelle intracellular anatomical structure organelle subcompartment membrane lumenal side of endoplasmic reticulum membrane intracellular membrane-bounded organelle endomembrane system side of membrane lumenal side of membrane endoplasmic reticulum subcompartment intracellular organelle cellular anatomical structure organelle nuclear outer membrane-endoplasmic reticulum membrane network endoplasmic reticulum cytoplasm organelle membrane endoplasmic reticulum membrane intracellular vesicle phagocytic vesicle phagocytic vesicle membrane cytoplasmic vesicle membrane bounding membrane of organelle cytoplasmic vesicle vesicle membrane endocytic vesicle membrane vesicle endocytic vesicle MHC class I protein complex MHC protein complex cell periphery protein-containing complex plasma membrane protein complex plasma membrane membrane protein complex

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
AA [auth V], C [auth D], EA [auth Z], G [auth C], K [auth d], AA [auth V], C [auth D], EA [auth Z], G [auth C], K [auth d], O [auth I], S [auth M], W [auth R]	IPR013783	Immunoglobulin-like fold	Homologous Superfamily
AA [auth V], C [auth D], EA [auth Z], G [auth C], K [auth d], AA [auth V], C [auth D], EA [auth Z], G [auth C], K [auth d], O [auth I], S [auth M], W [auth R]	IPR036179	Immunoglobulin-like domain superfamily	Homologous Superfamily
AA [auth V], C [auth D], EA [auth Z], G [auth C], K [auth d], AA [auth V], C [auth D], EA [auth Z], G [auth C], K [auth d], O [auth I], S [auth M], W [auth R]	IPR013106	Immunoglobulin V-set domain	Domain
AA [auth V], C [auth D], EA [auth Z], G [auth C], K [auth d], AA [auth V], C [auth D], EA [auth Z], G [auth C], K [auth d], O [auth I], S [auth M], W [auth R]	IPR003599	Immunoglobulin domain subtype	Domain
AA [auth V], C [auth D], EA [auth Z], G [auth C], K [auth d], AA [auth V], C [auth D], EA [auth Z], G [auth C], K [auth d], O [auth I], S [auth M], W [auth R]	IPR007110	Immunoglobulin-like domain	Domain
AA [auth V], C [auth D], EA [auth Z], G [auth C], K [auth d], AA [auth V], C [auth D], EA [auth Z], G [auth C], K [auth d], O [auth I], S [auth M], W [auth R]	IPR051287	T cell receptor variable region	Family
A, CA [auth Y], E [auth B], I [auth c], M [auth H], A, CA [auth Y], E [auth B], I [auth c], M [auth H], Q [auth L], U [auth P], Y [auth U]	IPR036179	Immunoglobulin-like domain superfamily	Homologous Superfamily
A, CA [auth Y], E [auth B], I [auth c], M [auth H], A, CA [auth Y], E [auth B], I [auth c], M [auth H], Q [auth L], U [auth P], Y [auth U]	IPR050208	Antigen-presenting and immune regulatory MHC class I-related	Family
A, CA [auth Y], E [auth B], I [auth c], M [auth H], A, CA [auth Y], E [auth B], I [auth c], M [auth H], Q [auth L], U [auth P], Y [auth U]	IPR037055	MHC class I-like antigen recognition-like superfamily	Homologous Superfamily
A, CA [auth Y], E [auth B], I [auth c], M [auth H], A, CA [auth Y], E [auth B], I [auth c], M [auth H], Q [auth L], U [auth P], Y [auth U]	IPR003597	Immunoglobulin C1-set	Domain
A, CA [auth Y], E [auth B], I [auth c], M [auth H], A, CA [auth Y], E [auth B], I [auth c], M [auth H], Q [auth L], U [auth P], Y [auth U]	IPR010579	MHC class I, alpha chain, C-terminal	Domain
A, CA [auth Y], E [auth B], I [auth c], M [auth H], A, CA [auth Y], E [auth B], I [auth c], M [auth H], Q [auth L], U [auth P], Y [auth U]	IPR013783	Immunoglobulin-like fold	Homologous Superfamily
A, CA [auth Y], E [auth B], I [auth c], M [auth H], A, CA [auth Y], E [auth B], I [auth c], M [auth H], Q [auth L], U [auth P], Y [auth U]	IPR011161	MHC class I-like antigen recognition-like	Domain
A, CA [auth Y], E [auth B], I [auth c], M [auth H], A, CA [auth Y], E [auth B], I [auth c], M [auth H], Q [auth L], U [auth P], Y [auth U]	IPR011162	MHC classes I/II-like antigen recognition protein	Homologous Superfamily
A, CA [auth Y], E [auth B], I [auth c], M [auth H], A, CA [auth Y], E [auth B], I [auth c], M [auth H], Q [auth L], U [auth P], Y [auth U]	IPR007110	Immunoglobulin-like domain	Domain
A, CA [auth Y], E [auth B], I [auth c], M [auth H], A, CA [auth Y], E [auth B], I [auth c], M [auth H], Q [auth L], U [auth P], Y [auth U]	IPR001039	MHC class I alpha chain, alpha1 alpha2 domains	Domain
A, CA [auth Y], E [auth B], I [auth c], M [auth H], A, CA [auth Y], E [auth B], I [auth c], M [auth H], Q [auth L], U [auth P], Y [auth U]	IPR003006	Immunoglobulin/major histocompatibility complex, conserved site	Conserved Site