4R7D | pdb_00004r7d

Fab Hu 15C1

External Resource: Annotation

Domain Annotation: SCOP/SCOPe Classification
Domain Annotation: ECOD Classification
Domain Annotation: CATH
IMGT Antibody Annotation
SAbDab Antibody Annotation
Thera-SAbDab Antibody 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)
P	d4r7dp2	All beta proteins	Immunoglobulin-like beta-sandwich	Immunoglobulin	C1 set domains (antibody constant domain-like)	automated matches	human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)
P	d4r7dp1	All beta proteins	Immunoglobulin-like beta-sandwich	Immunoglobulin	automated matches	automated matches	human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)
N	d4r7dn2	All beta proteins	Immunoglobulin-like beta-sandwich	Immunoglobulin	C1 set domains (antibody constant domain-like)	automated matches	human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)
N	d4r7dn1	All beta proteins	Immunoglobulin-like beta-sandwich	Immunoglobulin	automated matches	automated matches	human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)
L	d4r7dl2	All beta proteins	Immunoglobulin-like beta-sandwich	Immunoglobulin	C1 set domains (antibody constant domain-like)	automated matches	human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)
L	d4r7dl1	All beta proteins	Immunoglobulin-like beta-sandwich	Immunoglobulin	automated matches	automated matches	human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)
J	d4r7dj2	All beta proteins	Immunoglobulin-like beta-sandwich	Immunoglobulin	C1 set domains (antibody constant domain-like)	automated matches	human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)
J	d4r7dj1	All beta proteins	Immunoglobulin-like beta-sandwich	Immunoglobulin	automated matches	automated matches	human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)
H	d4r7dh2	All beta proteins	Immunoglobulin-like beta-sandwich	Immunoglobulin	C1 set domains (antibody constant domain-like)	automated matches	human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)
H	d4r7dh1	All beta proteins	Immunoglobulin-like beta-sandwich	Immunoglobulin	automated matches	automated matches	human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)
F	d4r7df2	All beta proteins	Immunoglobulin-like beta-sandwich	Immunoglobulin	C1 set domains (antibody constant domain-like)	automated matches	human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)
F	d4r7df1	All beta proteins	Immunoglobulin-like beta-sandwich	Immunoglobulin	automated matches	automated matches	human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)
D	d4r7dd2	All beta proteins	Immunoglobulin-like beta-sandwich	Immunoglobulin	C1 set domains (antibody constant domain-like)	automated matches	human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)
D	d4r7dd1	All beta proteins	Immunoglobulin-like beta-sandwich	Immunoglobulin	automated matches	automated matches	human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)
B	d4r7db2	All beta proteins	Immunoglobulin-like beta-sandwich	Immunoglobulin	C1 set domains (antibody constant domain-like)	automated matches	human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)
B	d4r7db1	All beta proteins	Immunoglobulin-like beta-sandwich	Immunoglobulin	automated matches	automated matches	human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)
O	d4r7do1	All beta proteins	Immunoglobulin-like beta-sandwich	Immunoglobulin	automated matches	automated matches	human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)
O	d4r7do2	Artifacts	Tags	Tags	Tags	N-terminal Tags	human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)
M	d4r7dm1	All beta proteins	Immunoglobulin-like beta-sandwich	Immunoglobulin	automated matches	automated matches	human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)
M	d4r7dm2	Artifacts	Tags	Tags	Tags	N-terminal Tags	human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)
K	d4r7dk1	All beta proteins	Immunoglobulin-like beta-sandwich	Immunoglobulin	automated matches	automated matches	human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)
K	d4r7dk2	Artifacts	Tags	Tags	Tags	N-terminal Tags	human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)
I	d4r7di1	All beta proteins	Immunoglobulin-like beta-sandwich	Immunoglobulin	automated matches	automated matches	human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)
I	d4r7di2	Artifacts	Tags	Tags	Tags	N-terminal Tags	human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)
G	d4r7dg1	All beta proteins	Immunoglobulin-like beta-sandwich	Immunoglobulin	automated matches	automated matches	human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)
G	d4r7dg2	Artifacts	Tags	Tags	Tags	N-terminal Tags	human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)
E	d4r7de1	All beta proteins	Immunoglobulin-like beta-sandwich	Immunoglobulin	automated matches	automated matches	human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)
E	d4r7de2	Artifacts	Tags	Tags	Tags	N-terminal Tags	human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)
C	d4r7dc1	All beta proteins	Immunoglobulin-like beta-sandwich	Immunoglobulin	automated matches	automated matches	human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)
C	d4r7dc2	Artifacts	Tags	Tags	Tags	N-terminal Tags	human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)
A	d4r7da1	All beta proteins	Immunoglobulin-like beta-sandwich	Immunoglobulin	automated matches	automated matches	human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)
A	d4r7da2	Artifacts	Tags	Tags	Tags	N-terminal Tags	human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
P	Defensin_1	e4r7dP1	A: alpha arrays	X: amino-terminal domain of OmpATb	H: amino-terminal domain of OmpATb	T: amino-terminal domain of OmpATb	F: Defensin_1	ECOD (v295.2)
N	Defensin_1	e4r7dN1	A: alpha arrays	X: amino-terminal domain of OmpATb	H: amino-terminal domain of OmpATb	T: amino-terminal domain of OmpATb	F: Defensin_1	ECOD (v295.2)
L	Defensin_1	e4r7dL1	A: alpha arrays	X: amino-terminal domain of OmpATb	H: amino-terminal domain of OmpATb	T: amino-terminal domain of OmpATb	F: Defensin_1	ECOD (v295.2)
J	Defensin_1	e4r7dJ1	A: alpha arrays	X: amino-terminal domain of OmpATb	H: amino-terminal domain of OmpATb	T: amino-terminal domain of OmpATb	F: Defensin_1	ECOD (v295.2)
H	Defensin_1	e4r7dH1	A: alpha arrays	X: amino-terminal domain of OmpATb	H: amino-terminal domain of OmpATb	T: amino-terminal domain of OmpATb	F: Defensin_1	ECOD (v295.2)
F	Defensin_1	e4r7dF1	A: alpha arrays	X: amino-terminal domain of OmpATb	H: amino-terminal domain of OmpATb	T: amino-terminal domain of OmpATb	F: Defensin_1	ECOD (v295.2)
D	Defensin_1	e4r7dD1	A: alpha arrays	X: amino-terminal domain of OmpATb	H: amino-terminal domain of OmpATb	T: amino-terminal domain of OmpATb	F: Defensin_1	ECOD (v295.2)
B	Defensin_1	e4r7dB1	A: alpha arrays	X: amino-terminal domain of OmpATb	H: amino-terminal domain of OmpATb	T: amino-terminal domain of OmpATb	F: Defensin_1	ECOD (v295.2)
O	Defensin_1	e4r7dO2	A: alpha arrays	X: amino-terminal domain of OmpATb	H: amino-terminal domain of OmpATb	T: amino-terminal domain of OmpATb	F: Defensin_1	ECOD (v295.2)
O	EF-hand_1, EF-hand_6, EF-hand_7	e4r7dO3	A: alpha arrays	X: Lipocalins/Streptavidin	H: SAM/DNA-glycosylase	T: SAM domain-like	F: EF-hand_1, EF-hand_6, EF-hand_7	ECOD (v295.2)
M	Defensin_1	e4r7dM1	A: alpha arrays	X: amino-terminal domain of OmpATb	H: amino-terminal domain of OmpATb	T: amino-terminal domain of OmpATb	F: Defensin_1	ECOD (v295.2)
M	EF-hand_1, EF-hand_6, EF-hand_7	e4r7dM2	A: alpha arrays	X: Lipocalins/Streptavidin	H: SAM/DNA-glycosylase	T: SAM domain-like	F: EF-hand_1, EF-hand_6, EF-hand_7	ECOD (v295.2)
K	Defensin_1	e4r7dK1	A: alpha arrays	X: amino-terminal domain of OmpATb	H: amino-terminal domain of OmpATb	T: amino-terminal domain of OmpATb	F: Defensin_1	ECOD (v295.2)
K	EF-hand_1, EF-hand_6, EF-hand_7	e4r7dK2	A: alpha arrays	X: Lipocalins/Streptavidin	H: SAM/DNA-glycosylase	T: SAM domain-like	F: EF-hand_1, EF-hand_6, EF-hand_7	ECOD (v295.2)
I	Defensin_1	e4r7dI1	A: alpha arrays	X: amino-terminal domain of OmpATb	H: amino-terminal domain of OmpATb	T: amino-terminal domain of OmpATb	F: Defensin_1	ECOD (v295.2)
I	EF-hand_1, EF-hand_6, EF-hand_7	e4r7dI2	A: alpha arrays	X: Lipocalins/Streptavidin	H: SAM/DNA-glycosylase	T: SAM domain-like	F: EF-hand_1, EF-hand_6, EF-hand_7	ECOD (v295.2)
G	Defensin_1	e4r7dG1	A: alpha arrays	X: amino-terminal domain of OmpATb	H: amino-terminal domain of OmpATb	T: amino-terminal domain of OmpATb	F: Defensin_1	ECOD (v295.2)
G	EF-hand_1, EF-hand_6, EF-hand_7	e4r7dG2	A: alpha arrays	X: Lipocalins/Streptavidin	H: SAM/DNA-glycosylase	T: SAM domain-like	F: EF-hand_1, EF-hand_6, EF-hand_7	ECOD (v295.2)
E	Defensin_1	e4r7dE2	A: alpha arrays	X: amino-terminal domain of OmpATb	H: amino-terminal domain of OmpATb	T: amino-terminal domain of OmpATb	F: Defensin_1	ECOD (v295.2)
E	EF-hand_1, EF-hand_6, EF-hand_7	e4r7dE1	A: alpha arrays	X: Lipocalins/Streptavidin	H: SAM/DNA-glycosylase	T: SAM domain-like	F: EF-hand_1, EF-hand_6, EF-hand_7	ECOD (v295.2)
C	Defensin_1	e4r7dC1	A: alpha arrays	X: amino-terminal domain of OmpATb	H: amino-terminal domain of OmpATb	T: amino-terminal domain of OmpATb	F: Defensin_1	ECOD (v295.2)
C	EF-hand_1, EF-hand_6, EF-hand_7	e4r7dC2	A: alpha arrays	X: Lipocalins/Streptavidin	H: SAM/DNA-glycosylase	T: SAM domain-like	F: EF-hand_1, EF-hand_6, EF-hand_7	ECOD (v295.2)
A		e4r7dA2	A: alpha arrays	X: Chlorophyll a-b binding protein	H: Chlorophyll a-b binding protein	T: Chlorophyll a-b binding protein	F:	ECOD (v295.2)
A	EF-hand_1, EF-hand_6, EF-hand_7	e4r7dA3	A: alpha arrays	X: Lipocalins/Streptavidin	H: SAM/DNA-glycosylase	T: SAM domain-like	F: EF-hand_1, EF-hand_6, EF-hand_7	ECOD (v295.2)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
P	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (4.3.0)
N	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (4.3.0)
L	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (4.3.0)
J	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (4.3.0)
H	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (4.3.0)
F	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (4.3.0)
D	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (4.3.0)
B	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (4.3.0)
O	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (4.3.0)
M	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (4.3.0)
K	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (4.3.0)
I	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (4.3.0)
G	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (4.3.0)
E	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (4.3.0)
C	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (4.3.0)
A	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, D, F, H, J B, D, F, H, J, L, N, P	Fab Hu 15C1	L-KAPPA	Homo sapiens (human)	IGKV6-2102, IGKJ401, IGKJ402, IGKC01	V-DOMAIN V-KAPPA, C-DOMAIN C-KAPPA	IG	FAB-GAMMA-1_KAPPA	IMGT (202632-0)
A, C, E, G, I A, C, E, G, I, K, M, O	Fab Hu 15C1	VH-CH1	Homo sapiens (human)	IGHV4-30-407, IGHJ301, IGHJ302, IGHG103	V-DOMAIN VH, C-DOMAIN CH1	IG	FAB-GAMMA-1_KAPPA	IMGT (202632-0)

SAbDab Antibody Annotation SAbDab Database Homepage

Chain	Chain Class	Chain Subclass	Chain Type	Antigen Name(s)	Provenance Source
B, D, F, H, J B, D, F, H, J, L, N, P	Light Chain	IGKV6	Kappa	-	SAbDab (2026-08-21)
A, C, E, G, I A, C, E, G, I, K, M, O	Heavy Chain	IGHV4	-	-	SAbDab (2026-08-21)

Thera-SAbDab Antibody Annotation Thera-SAbDab Database Homepage

Chain	Name	Target	Provenance Source
B, D, F, H, J B, D, F, H, J, L, N, P	Paridiprubart	TLR4/CD284	Therapeutic SAbDab (2026-08-21)
A, C, E, G, I A, C, E, G, I, K, M, O	Paridiprubart	TLR4/CD284	Therapeutic SAbDab (2026-08-21)

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
B, D, F, H, J B, D, F, H, J, L, N, P	Fab Hu 15C1 Light chain	-	-	-
A, C, E, G, I A, C, E, G, I, K, M, O	Fab Hu 15C1 Heavy chain	-	-	cell periphery cellular anatomical structure plasma membrane membrane extracellular region

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, C, E, G, I A, C, E, G, I, K, M, O	IPR003597	Immunoglobulin C1-set	Domain
A, C, E, G, I A, C, E, G, I, K, M, O	IPR050199	Immunoglobulin Heavy Variable	Family
A, C, E, G, I A, C, E, G, I, K, M, O	IPR013783	Immunoglobulin-like fold	Homologous Superfamily
A, C, E, G, I A, C, E, G, I, K, M, O	IPR036179	Immunoglobulin-like domain superfamily	Homologous Superfamily
A, C, E, G, I A, C, E, G, I, K, M, O	IPR013106	Immunoglobulin V-set domain	Domain
A, C, E, G, I A, C, E, G, I, K, M, O	IPR003599	Immunoglobulin domain subtype	Domain
A, C, E, G, I A, C, E, G, I, K, M, O	IPR007110	Immunoglobulin-like domain	Domain
A, C, E, G, I A, C, E, G, I, K, M, O	IPR003006	Immunoglobulin/major histocompatibility complex, conserved site	Conserved Site

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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.