Annotations: 6G26

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
D	TIP49_C	e6g26D1	A: a/b three-layered sandwiches	X: PriB N-terminal domain-like	H: HTH	T: SH3	F: TIP49_C	ECOD (v294.1)
C	TIP49_C	e6g26C1	A: a/b three-layered sandwiches	X: PriB N-terminal domain-like	H: HTH	T: SH3	F: TIP49_C	ECOD (v294.1)
B	TIP49_C	e6g26B1	A: a/b three-layered sandwiches	X: PriB N-terminal domain-like	H: HTH	T: SH3	F: TIP49_C	ECOD (v294.1)
A	TGF_beta	e6g26A1	A: a/b three-layered sandwiches	X: PriB N-terminal domain-like	H: HTH	T: SH3	F: TGF_beta	ECOD (v294.1)
H	TIP49_C	e6g26H1	A: a/b three-layered sandwiches	X: PriB N-terminal domain-like	H: HTH	T: SH3	F: TIP49_C	ECOD (v294.1)
G	TIP49_C	e6g26G1	A: a/b three-layered sandwiches	X: PriB N-terminal domain-like	H: HTH	T: SH3	F: TIP49_C	ECOD (v294.1)
F	TIP49_C	e6g26F1	A: a/b three-layered sandwiches	X: PriB N-terminal domain-like	H: HTH	T: SH3	F: TIP49_C	ECOD (v294.1)
E	TGF_beta	e6g26E1	A: a/b three-layered sandwiches	X: PriB N-terminal domain-like	H: HTH	T: SH3	F: TGF_beta	ECOD (v294.1)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
H	3.30.920.30	Alpha Beta	2-Layer Sandwich	Metal Transport, Frataxin	Chain A	CATH (4.3.0)
G	3.30.920.30	Alpha Beta	2-Layer Sandwich	Metal Transport, Frataxin	Chain A	CATH (4.3.0)
F	3.30.920.30	Alpha Beta	2-Layer Sandwich	Metal Transport, Frataxin	Chain A	CATH (4.3.0)
E	3.30.920.30	Alpha Beta	2-Layer Sandwich	Metal Transport, Frataxin	Chain A	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B, C, D	PF15919	HicB_like antitoxin of bacterial toxin-antitoxin system (HicB_lk_antitox)	HicB_like antitoxin of bacterial toxin-antitoxin system	This is a family of HicB-like antitoxins.	Domain
E, F, G, H	PF07927	HicA toxin of bacterial toxin-antitoxin, (HicA_toxin)	HicA toxin of bacterial toxin-antitoxin,	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B, C, D	HicB	-	-	-
E, F, G, H	HicA	hydrolase activity catalytic activity RNA binding binding nucleic acid binding mRNA binding endonuclease activity nuclease activity catalytic activity, acting on a nucleic acid	-	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B, C, D	IPR035069	Antitoxin HicB/UPF0150	Homologous Superfamily
A, B, C, D	IPR051404	Type II Toxin-Antitoxin System Antitoxin	Family
A, B, C, D	IPR031807	HicB-like antitoxin of toxin-antitoxin system	Domain
E, F, G, H	IPR012933	HicA mRNA interferase family	Family
E, F, G, H	IPR038570	HicA superfamily	Homologous Superfamily

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.