Annotations: 5UKR

Structure of unliganded anti-gp120 CD4bs antibody DH522.2 Fab in complex with a gp120 core

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)
B [auth L]	d5ukrl2	All beta proteins	Immunoglobulin-like beta-sandwich	Immunoglobulin	C1 set domains (antibody constant domain-like)	automated matches	(Macaca mulatta ) [TaxId: 9544 ],	SCOPe (2.08)
B [auth L]	d5ukrl1	All beta proteins	Immunoglobulin-like beta-sandwich	Immunoglobulin	automated matches	automated matches	(Macaca mulatta ) [TaxId: 9544 ],	SCOPe (2.08)
A [auth H]	d5ukrh1	All beta proteins	Immunoglobulin-like beta-sandwich	Immunoglobulin	automated matches	automated matches	(Macaca mulatta ) [TaxId: 9544 ],	SCOPe (2.08)
A [auth H]	d5ukrh2	Artifacts	Tags	Tags	Tags	N-terminal Tags	(Macaca mulatta ) [TaxId: 9544 ],	SCOPe (2.08)

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
C [auth G]	RuBisCO_large_N	e5ukrG1	A: alpha arrays	X: Cryptochrome/photolyase FAD-binding domain-related	H: Cryptochrome/photolyase FAD-binding domain-related	T: Undecaprenyl diphosphate synthase	F: RuBisCO_large_N	ECOD (v295.2)
B [auth L]	ATP-synt_Eps	e5ukrL1	A: alpha arrays	X: FAD-linked reductases, C-terminal domain-like	H: FAD-linked reductases-C	T: FAD-linked reductases-C	F: ATP-synt_Eps	ECOD (v295.2)
A [auth H]	ATP-synt_Eps	e5ukrH1	A: alpha arrays	X: FAD-linked reductases, C-terminal domain-like	H: FAD-linked reductases-C	T: FAD-linked reductases-C	F: ATP-synt_Eps	ECOD (v295.2)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
B [auth L]	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (4.3.0)
A [auth H]	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	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
B [auth L]	mAb DH522.2 , anti-gp 120 [HIV-1], broadly neutralizing	L-LAMBDA	Macaca mulatta (Rhesus monkey)	IGLV2S901, IGLJ301, IGLJ201, IGLC101	V-DOMAIN V-LAMBDA, C-DOMAIN C-LAMBDA	IG	FAB-GAMMA-1_LAMBDA	IMGT (202636-0)
A [auth H]	mAb DH522.2 , anti-gp 120 [HIV-1], broadly neutralizing	VH-CH1	Macaca mulatta (Rhesus monkey)	IGHV4-10001, IGHJ401, IGHG102, IGHG101	V-DOMAIN VH, C-DOMAIN CH1	IG	FAB-GAMMA-1_LAMBDA	IMGT (202636-0)

SAbDab Antibody Annotation SAbDab Database Homepage

Chain	Chain Class	Chain Subclass	Chain Type	Antigen Name(s)	Provenance Source
B [auth L]	Light Chain	IGLV2	Lambda	chimeric b.yu2 gp120 core derived from hiv-1 env	SAbDab (2026-09-18)
A [auth H]	Heavy Chain	IGHV4	-	chimeric b.yu2 gp120 core derived from hiv-1 env	SAbDab (2026-09-18)