7S7I | pdb_00007s7i

Crystal structure of Fab in complex with MICA alpha3 domain

External Resource: Annotation

Domain Annotation: ECOD Classification
Domain Annotation: CATH
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)
P [auth F]	Gp23	e7s7iF1	A: alpha arrays	X: cradle loop barrel	H: RIFT-related	T: FMN-binding split barrel	F: Gp23	ECOD (v295.2)
M [auth E]	Gp23	e7s7iE1	A: alpha arrays	X: cradle loop barrel	H: RIFT-related	T: FMN-binding split barrel	F: Gp23	ECOD (v295.2)
J [auth D]	Gp23	e7s7iD1	A: alpha arrays	X: cradle loop barrel	H: RIFT-related	T: FMN-binding split barrel	F: Gp23	ECOD (v295.2)
G [auth C]	Gp23	e7s7iC1	A: alpha arrays	X: cradle loop barrel	H: RIFT-related	T: FMN-binding split barrel	F: Gp23	ECOD (v295.2)
D [auth B]	Ribosomal_S28e	e7s7iB1	A: alpha arrays	X: cradle loop barrel	H: RIFT-related	T: FMN-binding split barrel	F: Ribosomal_S28e	ECOD (v295.2)
A	Gp23	e7s7iA1	A: alpha arrays	X: cradle loop barrel	H: RIFT-related	T: FMN-binding split barrel	F: Gp23	ECOD (v295.2)
Q [auth Y]	Gp23	e7s7iY1	A: alpha arrays	X: cradle loop barrel	H: RIFT-related	T: FMN-binding split barrel	F: Gp23	ECOD (v295.2)
N [auth W]	Ribosomal_S28e	e7s7iW1	A: alpha arrays	X: cradle loop barrel	H: RIFT-related	T: FMN-binding split barrel	F: Ribosomal_S28e	ECOD (v295.2)
K [auth U]	Gp23	e7s7iU1	A: alpha arrays	X: cradle loop barrel	H: RIFT-related	T: FMN-binding split barrel	F: Gp23	ECOD (v295.2)
H [auth J]	Gp23	e7s7iJ1	A: alpha arrays	X: cradle loop barrel	H: RIFT-related	T: FMN-binding split barrel	F: Gp23	ECOD (v295.2)
E [auth I]	Gp23	e7s7iI1	A: alpha arrays	X: cradle loop barrel	H: RIFT-related	T: FMN-binding split barrel	F: Gp23	ECOD (v295.2)
B [auth H]	Gp23	e7s7iH1	A: alpha arrays	X: cradle loop barrel	H: RIFT-related	T: FMN-binding split barrel	F: Gp23	ECOD (v295.2)
R [auth Z]	Gp23	e7s7iZ1	A: alpha arrays	X: cradle loop barrel	H: RIFT-related	T: FMN-binding split barrel	F: Gp23	ECOD (v295.2)
O [auth X]	Gp23	e7s7iX1	A: alpha arrays	X: cradle loop barrel	H: RIFT-related	T: FMN-binding split barrel	F: Gp23	ECOD (v295.2)
L [auth V]	Gp23	e7s7iV1	A: alpha arrays	X: cradle loop barrel	H: RIFT-related	T: FMN-binding split barrel	F: Gp23	ECOD (v295.2)
I [auth N]	Gp23	e7s7iN1	A: alpha arrays	X: cradle loop barrel	H: RIFT-related	T: FMN-binding split barrel	F: Gp23	ECOD (v295.2)
F [auth M]	Gp23	e7s7iM1	A: alpha arrays	X: cradle loop barrel	H: RIFT-related	T: FMN-binding split barrel	F: Gp23	ECOD (v295.2)
C [auth L]	Gp23	e7s7iL1	A: alpha arrays	X: cradle loop barrel	H: RIFT-related	T: FMN-binding split barrel	F: Gp23	ECOD (v295.2)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
Q [auth Y]	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (utative)
N [auth W]	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (utative)
K [auth U]	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (utative)
H [auth J]	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (utative)
E [auth I]	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (utative)
B [auth H]	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (utative)
R [auth Z]	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (utative)
O [auth X]	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (utative)
L [auth V]	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (utative)
I [auth N]	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (utative)
F [auth M]	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (utative)
C [auth L]	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (utative)

SAbDab Antibody Annotation SAbDab Database Homepage

Chain	Chain Class	Chain Subclass	Chain Type	Antigen Name(s)	Provenance Source
B [auth H], E [auth I], H [auth J], K [auth U], N [auth W], B [auth H], E [auth I], H [auth J], K [auth U], N [auth W], Q [auth Y]	Heavy Chain	IGHV3	-	mhc class i chain-related protein a	SAbDab (2026-10-16)
C [auth L], F [auth M], I [auth N], L [auth V], O [auth X], C [auth L], F [auth M], I [auth N], L [auth V], O [auth X], R [auth Z]	Light Chain	IGKV3	Kappa	mhc class i chain-related protein a	SAbDab (2026-10-16)

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, D [auth B], G [auth C], J [auth D], M [auth E], A, D [auth B], G [auth C], J [auth D], M [auth E], P [auth F]	MHC class I chain-related protein A	natural killer cell lectin-like receptor binding protein binding binding signaling receptor binding	multicellular organismal process gamma-delta T cell activation T cell activation immune system process cell activation cellular process lymphocyte activation leukocyte activation regulation of biological process response to stimulus regulation of response to stimulus immune response biological regulation regulation of immune response multicellular organismal process gamma-delta T cell activation T cell activation immune system process cell activation cellular process lymphocyte activation leukocyte activation regulation of biological process response to stimulus regulation of response to stimulus immune response biological regulation regulation of immune response regulation of immune system process regulation of defense response negative regulation of response to stimulus defense response negative regulation of biological process regulation of response to stress response to stress negative regulation of defense response response to heat response to abiotic stimulus response to temperature stimulus	cell periphery cellular anatomical structure plasma membrane membrane
B [auth H], E [auth I], H [auth J], K [auth U], N [auth W], B [auth H], E [auth I], H [auth J], K [auth U], N [auth W], Q [auth Y]	Fab heavy chain	-	-	-
C [auth L], F [auth M], I [auth N], L [auth V], O [auth X], C [auth L], F [auth M], I [auth N], L [auth V], O [auth X], R [auth Z]	Fab light chain	-	-	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, D [auth B], G [auth C], J [auth D], M [auth E], A, D [auth B], G [auth C], J [auth D], M [auth E], P [auth F]	IPR036179	Immunoglobulin-like domain superfamily	Homologous Superfamily
A, D [auth B], G [auth C], J [auth D], M [auth E], A, D [auth B], G [auth C], J [auth D], M [auth E], P [auth F]	IPR050208	Antigen-presenting and immune regulatory MHC class I-related	Family
A, D [auth B], G [auth C], J [auth D], M [auth E], A, D [auth B], G [auth C], J [auth D], M [auth E], P [auth F]	IPR037055	MHC class I-like antigen recognition-like superfamily	Homologous Superfamily
A, D [auth B], G [auth C], J [auth D], M [auth E], A, D [auth B], G [auth C], J [auth D], M [auth E], P [auth F]	IPR003597	Immunoglobulin C1-set	Domain
A, D [auth B], G [auth C], J [auth D], M [auth E], A, D [auth B], G [auth C], J [auth D], M [auth E], P [auth F]	IPR013783	Immunoglobulin-like fold	Homologous Superfamily
A, D [auth B], G [auth C], J [auth D], M [auth E], A, D [auth B], G [auth C], J [auth D], M [auth E], P [auth F]	IPR011161	MHC class I-like antigen recognition-like	Domain
A, D [auth B], G [auth C], J [auth D], M [auth E], A, D [auth B], G [auth C], J [auth D], M [auth E], P [auth F]	IPR011162	MHC classes I/II-like antigen recognition protein	Homologous Superfamily
A, D [auth B], G [auth C], J [auth D], M [auth E], A, D [auth B], G [auth C], J [auth D], M [auth E], P [auth F]	IPR007110	Immunoglobulin-like domain	Domain