6PXG | pdb_00006pxg

Crystal Structure of MERS-CoV neutralizing antibody G2 Fab

External Resource: Annotation

Domain Annotation: SCOP/SCOPe Classification
Domain Annotation: ECOD Classification
Domain Annotation: CATH
IMGT Antibody Annotation
SAbDab Antibody Annotation

Domain Annotation: SCOP/SCOPe Classification SCOP-e Database Homepage

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
H [auth L]	d6pxgl2	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 [auth L]	d6pxgl1	All beta proteins	Immunoglobulin-like beta-sandwich	Immunoglobulin	automated matches	automated matches	(Mus musculus ) [TaxId: 10090 ],	SCOPe (2.08)
F	d6pxgf2	All beta proteins	Immunoglobulin-like beta-sandwich	Immunoglobulin	C1 set domains (antibody constant domain-like)	automated matches	(Mus musculus ) [TaxId: 10090 ],	SCOPe (2.08)
F	d6pxgf1	All beta proteins	Immunoglobulin-like beta-sandwich	Immunoglobulin	automated matches	automated matches	(Mus musculus ) [TaxId: 10090 ],	SCOPe (2.08)
D	d6pxgd2	All beta proteins	Immunoglobulin-like beta-sandwich	Immunoglobulin	C1 set domains (antibody constant domain-like)	automated matches	(Mus musculus ) [TaxId: 10090 ],	SCOPe (2.08)
D	d6pxgd1	All beta proteins	Immunoglobulin-like beta-sandwich	Immunoglobulin	automated matches	automated matches	(Mus musculus ) [TaxId: 10090 ],	SCOPe (2.08)
B	d6pxgb2	All beta proteins	Immunoglobulin-like beta-sandwich	Immunoglobulin	C1 set domains (antibody constant domain-like)	automated matches	(Mus musculus ) [TaxId: 10090 ],	SCOPe (2.08)
B	d6pxgb1	All beta proteins	Immunoglobulin-like beta-sandwich	Immunoglobulin	automated matches	automated matches	(Mus musculus ) [TaxId: 10090 ],	SCOPe (2.08)
G [auth H]	d6pxgh1	All beta proteins	Immunoglobulin-like beta-sandwich	Immunoglobulin	automated matches	automated matches	(Mus musculus ) [TaxId: 10090 ],	SCOPe (2.08)
G [auth H]	d6pxgh2	Artifacts	Tags	Tags	Tags	N-terminal Tags	(Mus musculus ) [TaxId: 10090 ],	SCOPe (2.08)
E	d6pxge1	All beta proteins	Immunoglobulin-like beta-sandwich	Immunoglobulin	automated matches	automated matches	(Mus musculus ) [TaxId: 10090 ],	SCOPe (2.08)
E	d6pxge2	Artifacts	Tags	Tags	Tags	N-terminal Tags	(Mus musculus ) [TaxId: 10090 ],	SCOPe (2.08)
C	d6pxgc1	All beta proteins	Immunoglobulin-like beta-sandwich	Immunoglobulin	automated matches	automated matches	(Mus musculus ) [TaxId: 10090 ],	SCOPe (2.08)
C	d6pxgc2	Artifacts	Tags	Tags	Tags	N-terminal Tags	(Mus musculus ) [TaxId: 10090 ],	SCOPe (2.08)
A	d6pxga1	All beta proteins	Immunoglobulin-like beta-sandwich	Immunoglobulin	automated matches	automated matches	(Mus musculus ) [TaxId: 10090 ],	SCOPe (2.08)
A	d6pxga2	Artifacts	Tags	Tags	Tags	N-terminal Tags	(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)
H [auth L]	Cas9_PI2	e6pxgL1	A: a/b three-layered sandwiches	X: P-loop domains-like	H: DUF1107-like	T: DUF1107-like	F: Cas9_PI2	ECOD (v294.1)
F	Cas9_PI2	e6pxgF1	A: a/b three-layered sandwiches	X: P-loop domains-like	H: DUF1107-like	T: DUF1107-like	F: Cas9_PI2	ECOD (v294.1)
D	Cas9_PI2	e6pxgD1	A: a/b three-layered sandwiches	X: P-loop domains-like	H: DUF1107-like	T: DUF1107-like	F: Cas9_PI2	ECOD (v294.1)
B	Cas9_PI2	e6pxgB1	A: a/b three-layered sandwiches	X: P-loop domains-like	H: DUF1107-like	T: DUF1107-like	F: Cas9_PI2	ECOD (v294.1)
G [auth H]	Cas9_PI2	e6pxgH1	A: a/b three-layered sandwiches	X: P-loop domains-like	H: DUF1107-like	T: DUF1107-like	F: Cas9_PI2	ECOD (v294.1)
E	Cas9_PI2	e6pxgE1	A: a/b three-layered sandwiches	X: P-loop domains-like	H: DUF1107-like	T: DUF1107-like	F: Cas9_PI2	ECOD (v294.1)
C	Cas9_PI2	e6pxgC1	A: a/b three-layered sandwiches	X: P-loop domains-like	H: DUF1107-like	T: DUF1107-like	F: Cas9_PI2	ECOD (v294.1)
A	Cas9_PI2	e6pxgA1	A: a/b three-layered sandwiches	X: P-loop domains-like	H: DUF1107-like	T: DUF1107-like	F: Cas9_PI2	ECOD (v294.1)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
H [auth L]	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (utative)
F	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (utative)
D	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (utative)
B	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (utative)
G [auth H]	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (utative)
E	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (utative)
C	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (utative)
A	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (utative)

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, D, F, H [auth L]	Fab G2, anti-MERS-CoV, neutralizing	L-KAPPA	Mus musculus (house mouse)	IGKV3-201, IGKJ501, IGKC01, IGKC02	V-DOMAIN V-KAPPA, C-DOMAIN C-KAPPA	IG	FAB-GAMMA-1_KAPPA	IMGT (202612-0)
A, C, E, G [auth H]	Fab G2, anti-MERS-CoV, neutralizing	VH-CH1	Mus musculus (house mouse)	IGHV1-6601, IGHJ401, IGHG1*02	V-DOMAIN VH, C-DOMAIN CH1	IG	FAB-GAMMA-1_KAPPA	IMGT (202612-0)

SAbDab Antibody Annotation SAbDab Database Homepage

Chain	Chain Class	Chain Subclass	Chain Type	Antigen Name(s)	Provenance Source
B, D, F, H [auth L]	Light Chain	IGKV3	Kappa	-	SAbDab (2026-03-27)
A, C, E, G [auth H]	Heavy Chain	IGHV1	-	-	SAbDab (2026-03-27)

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.