4RRP | pdb_00004rrp

Crystal Structure of the Fab complexed with antigen Asf1p, Northeast Structural Genomics Consortium (NESG) Target PdR16

External Resource: Annotation

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

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
M	SIR2	e4rrpM1	A: a/b three-layered sandwiches	X: Rossmann-like	H: Glycosyl hydrolase domain	T: Glycosyl hydrolase domain	F: SIR2	ECOD (v294.1)
N	SIR2	e4rrpN1	A: a/b three-layered sandwiches	X: Rossmann-like	H: Glycosyl hydrolase domain	T: Glycosyl hydrolase domain	F: SIR2	ECOD (v294.1)
O	SIR2	e4rrpO1	A: a/b three-layered sandwiches	X: Rossmann-like	H: Glycosyl hydrolase domain	T: Glycosyl hydrolase domain	F: SIR2	ECOD (v294.1)
P	SIR2	e4rrpP1	A: a/b three-layered sandwiches	X: Rossmann-like	H: Glycosyl hydrolase domain	T: Glycosyl hydrolase domain	F: SIR2	ECOD (v294.1)
Q	SIR2	e4rrpQ1	A: a/b three-layered sandwiches	X: Rossmann-like	H: Glycosyl hydrolase domain	T: Glycosyl hydrolase domain	F: SIR2	ECOD (v294.1)
R	SIR2	e4rrpR1	A: a/b three-layered sandwiches	X: Rossmann-like	H: Glycosyl hydrolase domain	T: Glycosyl hydrolase domain	F: SIR2	ECOD (v294.1)
F [auth I]	SIR2	e4rrpI1	A: a/b three-layered sandwiches	X: Rossmann-like	H: Glycosyl hydrolase domain	T: Glycosyl hydrolase domain	F: SIR2	ECOD (v294.1)
J [auth K]	SIR2	e4rrpK1	A: a/b three-layered sandwiches	X: Rossmann-like	H: Glycosyl hydrolase domain	T: Glycosyl hydrolase domain	F: SIR2	ECOD (v294.1)
L	SIR2	e4rrpL1	A: a/b three-layered sandwiches	X: Rossmann-like	H: Glycosyl hydrolase domain	T: Glycosyl hydrolase domain	F: SIR2	ECOD (v294.1)
H [auth J]	SIR2	e4rrpJ1	A: a/b three-layered sandwiches	X: Rossmann-like	H: Glycosyl hydrolase domain	T: Glycosyl hydrolase domain	F: SIR2	ECOD (v294.1)
D [auth H]	SIR2	e4rrpH1	A: a/b three-layered sandwiches	X: Rossmann-like	H: Glycosyl hydrolase domain	T: Glycosyl hydrolase domain	F: SIR2	ECOD (v294.1)
B [auth G]	SIR2	e4rrpG1	A: a/b three-layered sandwiches	X: Rossmann-like	H: Glycosyl hydrolase domain	T: Glycosyl hydrolase domain	F: SIR2	ECOD (v294.1)
A	Ank, Ank_2, Ank_3, Ank_4	e4rrpA3	A: a/b three-layered sandwiches	X: CCHC-type 1 zinc finger	H: Retrovirus zinc finger-related domains	T: Retrovirus zinc finger-related domains	F: Ank, Ank_2, Ank_3, Ank_4	ECOD (v294.1)
C [auth B]	Ribosomal_S27	e4rrpB1	A: a/b three-layered sandwiches	X: Rossmann-like	H: Glycosyl hydrolase domain	T: Glycosyl hydrolase domain	F: Ribosomal_S27	ECOD (v294.1)
E [auth C]	SIR2	e4rrpC1	A: a/b three-layered sandwiches	X: Rossmann-like	H: Glycosyl hydrolase domain	T: Glycosyl hydrolase domain	F: SIR2	ECOD (v294.1)
G [auth D]	Ribosomal_S27	e4rrpD1	A: a/b three-layered sandwiches	X: Rossmann-like	H: Glycosyl hydrolase domain	T: Glycosyl hydrolase domain	F: Ribosomal_S27	ECOD (v294.1)
I [auth E]	Ribosomal_S27	e4rrpE1	A: a/b three-layered sandwiches	X: Rossmann-like	H: Glycosyl hydrolase domain	T: Glycosyl hydrolase domain	F: Ribosomal_S27	ECOD (v294.1)
K [auth F]	Ribosomal_S27	e4rrpF1	A: a/b three-layered sandwiches	X: Rossmann-like	H: Glycosyl hydrolase domain	T: Glycosyl hydrolase domain	F: Ribosomal_S27	ECOD (v294.1)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
M	2.60.40.1490	Mainly Beta	Sandwich	Immunoglobulin-like	Histone chaperone ASF1-like	CATH (4.3.0)
N	2.60.40.1490	Mainly Beta	Sandwich	Immunoglobulin-like	Histone chaperone ASF1-like	CATH (4.3.0)
O	2.60.40.1490	Mainly Beta	Sandwich	Immunoglobulin-like	Histone chaperone ASF1-like	CATH (4.3.0)
P	2.60.40.1490	Mainly Beta	Sandwich	Immunoglobulin-like	Histone chaperone ASF1-like	CATH (4.3.0)
Q	2.60.40.1490	Mainly Beta	Sandwich	Immunoglobulin-like	Histone chaperone ASF1-like	CATH (4.3.0)
R	2.60.40.1490	Mainly Beta	Sandwich	Immunoglobulin-like	Histone chaperone ASF1-like	CATH (4.3.0)
F [auth I]	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (4.3.0)
J [auth K]	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)
H [auth J]	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (4.3.0)
D [auth H]	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (4.3.0)
B [auth G]	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)
C [auth B]	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (4.3.0)
E [auth C]	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (4.3.0)
G [auth D]	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (4.3.0)
I [auth E]	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (4.3.0)
K [auth F]	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 G], D [auth H], F [auth I], H [auth J], J [auth K], B [auth G], D [auth H], F [auth I], H [auth J], J [auth K], L	Fab	VH-CH1	Homo sapiens (human)	IGHV3-6601, IGHV3-6602, IGHV3-6604, IGHJ401, IGHJ402, IGHJ403, IGHG101, IGHG102, IGHG104, IGHG105	V-DOMAIN VH, C-DOMAIN CH1	IG	FAB-GAMMA-1_KAPPA	IMGT (202613-0)
A, C [auth B], E [auth C], G [auth D], I [auth E], A, C [auth B], E [auth C], G [auth D], I [auth E], K [auth F]	Fab	L-KAPPA	Homo sapiens (human)	IGKV1-3901, IGKV1D-3901, IGKJ101, IGKC01	V-DOMAIN V-KAPPA, C-DOMAIN C-KAPPA	IG	FAB-GAMMA-1_KAPPA	IMGT (202613-0)

SAbDab Antibody Annotation SAbDab Database Homepage

Chain	Chain Class	Chain Subclass	Chain Type	Antigen Name(s)	Provenance Source
B [auth G], D [auth H], F [auth I], H [auth J], J [auth K], B [auth G], D [auth H], F [auth I], H [auth J], J [auth K], L	Heavy Chain	IGHV3	-	antigen asf1p	SAbDab (2026-04-10)
A, C [auth B], E [auth C], G [auth D], I [auth E], A, C [auth B], E [auth C], G [auth D], I [auth E], K [auth F]	Light Chain	IGKV1	Kappa	antigen asf1p	SAbDab (2026-04-10)

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.