7RTH | pdb_00007rth

Crystal structure of an anti-lysozyme nanobody in complex with an anti-nanobody Fab "NabFab"

External Resource: Annotation

Domain Annotation: ECOD Classification
Domain Annotation: CATH
SAbDab Antibody Annotation

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
Z [auth o]	Trypsin	e7rtho1	A: alpha bundles	X: CNF1/YfiH-like putative cysteine hydrolases	H: RIFT-related	T: FMN-binding split barrel 2	F: Trypsin	ECOD (develop294)
Y [auth m]	Trypsin	e7rthm1	A: alpha bundles	X: CNF1/YfiH-like putative cysteine hydrolases	H: RIFT-related	T: FMN-binding split barrel 2	F: Trypsin	ECOD (develop294)
X [auth k]	ABC2_membrane	e7rthk1	A: alpha bundles	X: CNF1/YfiH-like putative cysteine hydrolases	H: RIFT-related	T: FMN-binding split barrel 2	F: ABC2_membrane	ECOD (develop294)
W [auth i]	Trypsin	e7rthi1	A: alpha bundles	X: CNF1/YfiH-like putative cysteine hydrolases	H: RIFT-related	T: FMN-binding split barrel 2	F: Trypsin	ECOD (develop294)
V [auth g]	Trypsin	e7rthg1	A: alpha bundles	X: CNF1/YfiH-like putative cysteine hydrolases	H: RIFT-related	T: FMN-binding split barrel 2	F: Trypsin	ECOD (develop294)
U [auth e]	Trypsin	e7rthe1	A: alpha bundles	X: CNF1/YfiH-like putative cysteine hydrolases	H: RIFT-related	T: FMN-binding split barrel 2	F: Trypsin	ECOD (develop294)
T [auth c]	Trypsin	e7rthc1	A: alpha bundles	X: CNF1/YfiH-like putative cysteine hydrolases	H: RIFT-related	T: FMN-binding split barrel 2	F: Trypsin	ECOD (develop294)
S [auth a]	Trypsin	e7rtha1	A: alpha bundles	X: CNF1/YfiH-like putative cysteine hydrolases	H: RIFT-related	T: FMN-binding split barrel 2	F: Trypsin	ECOD (develop294)
AA [auth q]	Trypsin	e7rthq1	A: alpha bundles	X: CNF1/YfiH-like putative cysteine hydrolases	H: RIFT-related	T: FMN-binding split barrel 2	F: Trypsin	ECOD (develop294)
R	Trypsin	e7rthR1	A: alpha bundles	X: CNF1/YfiH-like putative cysteine hydrolases	H: RIFT-related	T: FMN-binding split barrel 2	F: Trypsin	ECOD (develop294)
P	Trypsin	e7rthP1	A: alpha bundles	X: CNF1/YfiH-like putative cysteine hydrolases	H: RIFT-related	T: FMN-binding split barrel 2	F: Trypsin	ECOD (develop294)
N	Trypsin	e7rthN1	A: alpha bundles	X: CNF1/YfiH-like putative cysteine hydrolases	H: RIFT-related	T: FMN-binding split barrel 2	F: Trypsin	ECOD (develop294)
L	Trypsin	e7rthL1	A: alpha bundles	X: CNF1/YfiH-like putative cysteine hydrolases	H: RIFT-related	T: FMN-binding split barrel 2	F: Trypsin	ECOD (develop294)
J	Trypsin	e7rthJ1	A: alpha bundles	X: CNF1/YfiH-like putative cysteine hydrolases	H: RIFT-related	T: FMN-binding split barrel 2	F: Trypsin	ECOD (develop294)
H	Trypsin	e7rthH1	A: alpha bundles	X: CNF1/YfiH-like putative cysteine hydrolases	H: RIFT-related	T: FMN-binding split barrel 2	F: Trypsin	ECOD (develop294)
F	ABC2_membrane	e7rthF1	A: alpha bundles	X: CNF1/YfiH-like putative cysteine hydrolases	H: RIFT-related	T: FMN-binding split barrel 2	F: ABC2_membrane	ECOD (develop294)
D	Trypsin	e7rthD1	A: alpha bundles	X: CNF1/YfiH-like putative cysteine hydrolases	H: RIFT-related	T: FMN-binding split barrel 2	F: Trypsin	ECOD (develop294)
B	Trypsin	e7rthB1	A: alpha bundles	X: CNF1/YfiH-like putative cysteine hydrolases	H: RIFT-related	T: FMN-binding split barrel 2	F: Trypsin	ECOD (develop294)
Q	Trypsin	e7rthQ1	A: alpha bundles	X: CNF1/YfiH-like putative cysteine hydrolases	H: RIFT-related	T: FMN-binding split barrel 2	F: Trypsin	ECOD (develop294)
O	Trypsin	e7rthO1	A: alpha bundles	X: CNF1/YfiH-like putative cysteine hydrolases	H: RIFT-related	T: FMN-binding split barrel 2	F: Trypsin	ECOD (develop294)
M	Trypsin	e7rthM1	A: alpha bundles	X: CNF1/YfiH-like putative cysteine hydrolases	H: RIFT-related	T: FMN-binding split barrel 2	F: Trypsin	ECOD (develop294)
K	ABC2_membrane	e7rthK1	A: alpha bundles	X: CNF1/YfiH-like putative cysteine hydrolases	H: RIFT-related	T: FMN-binding split barrel 2	F: ABC2_membrane	ECOD (develop294)
I	Trypsin	e7rthI1	A: alpha bundles	X: CNF1/YfiH-like putative cysteine hydrolases	H: RIFT-related	T: FMN-binding split barrel 2	F: Trypsin	ECOD (develop294)
G	Trypsin	e7rthG1	A: alpha bundles	X: CNF1/YfiH-like putative cysteine hydrolases	H: RIFT-related	T: FMN-binding split barrel 2	F: Trypsin	ECOD (develop294)
E	Trypsin	e7rthE1	A: alpha bundles	X: CNF1/YfiH-like putative cysteine hydrolases	H: RIFT-related	T: FMN-binding split barrel 2	F: Trypsin	ECOD (develop294)
C	Trypsin	e7rthC1	A: alpha bundles	X: CNF1/YfiH-like putative cysteine hydrolases	H: RIFT-related	T: FMN-binding split barrel 2	F: Trypsin	ECOD (develop294)
A	Trypsin	e7rthA1	A: alpha bundles	X: CNF1/YfiH-like putative cysteine hydrolases	H: RIFT-related	T: FMN-binding split barrel 2	F: Trypsin	ECOD (develop294)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
Z [auth o]	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (utative)
Y [auth m]	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (utative)
X [auth k]	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (utative)
W [auth i]	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (utative)
V [auth g]	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (utative)
U [auth e]	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (utative)
T [auth c]	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (utative)
S [auth a]	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (utative)
AA [auth q]	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (utative)
R	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (utative)
P	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (utative)
N	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (utative)
L	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (utative)
J	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (utative)
H	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)
Q	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (utative)
O	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (utative)
M	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (utative)
K	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (utative)
I	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (utative)
G	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)

SAbDab Antibody Annotation SAbDab Database Homepage

Chain	Chain Class	Chain Subclass	Chain Type	Antigen Name(s)	Provenance Source
AA [auth q], S [auth a], T [auth c], U [auth e], V [auth g], AA [auth q], S [auth a], T [auth c], U [auth e], V [auth g], W [auth i], X [auth k], Y [auth m], Z [auth o]	Heavy Chain	IGHV1	-	-	SAbDab (2026-03-20)
B, D, F, H, J B, D, F, H, J, L, N, P, R	Heavy Chain	IGHV3	-	-	SAbDab (2026-03-20)
A, C, E, G, I A, C, E, G, I, K, M, O, Q	Light Chain	IGKV1	Kappa	-	SAbDab (2026-03-20)