4FC4

FNT family ion channel

External Resource: Annotation

Domain Annotation: ECOD Classification
Domain Annotation: CATH
Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification
Membrane Protein Annotation: OPM
Membrane Protein Annotation: PDBTM
Membrane Protein Annotation: MemProtMD

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	Form_Nir_trans	e4fc4A1	A: alpha complex topology	X: Aquaporin-like (From Topology)	H: Aquaporin-like (From Topology)	T: Aquaporin-like	F: Form_Nir_trans	ECOD (1.6)
B	Form_Nir_trans	e4fc4B1	A: alpha complex topology	X: Aquaporin-like (From Topology)	H: Aquaporin-like (From Topology)	T: Aquaporin-like	F: Form_Nir_trans	ECOD (1.6)
C	Form_Nir_trans	e4fc4C1	A: alpha complex topology	X: Aquaporin-like (From Topology)	H: Aquaporin-like (From Topology)	T: Aquaporin-like	F: Form_Nir_trans	ECOD (1.6)
D	Form_Nir_trans	e4fc4D1	A: alpha complex topology	X: Aquaporin-like (From Topology)	H: Aquaporin-like (From Topology)	T: Aquaporin-like	F: Form_Nir_trans	ECOD (1.6)
E	Form_Nir_trans	e4fc4E1	A: alpha complex topology	X: Aquaporin-like (From Topology)	H: Aquaporin-like (From Topology)	T: Aquaporin-like	F: Form_Nir_trans	ECOD (1.6)
F	Form_Nir_trans	e4fc4F1	A: alpha complex topology	X: Aquaporin-like (From Topology)	H: Aquaporin-like (From Topology)	T: Aquaporin-like	F: Form_Nir_trans	ECOD (1.6)
G	Form_Nir_trans	e4fc4G1	A: alpha complex topology	X: Aquaporin-like (From Topology)	H: Aquaporin-like (From Topology)	T: Aquaporin-like	F: Form_Nir_trans	ECOD (1.6)
H	Form_Nir_trans	e4fc4H1	A: alpha complex topology	X: Aquaporin-like (From Topology)	H: Aquaporin-like (From Topology)	T: Aquaporin-like	F: Form_Nir_trans	ECOD (1.6)
I	Form_Nir_trans	e4fc4I1	A: alpha complex topology	X: Aquaporin-like (From Topology)	H: Aquaporin-like (From Topology)	T: Aquaporin-like	F: Form_Nir_trans	ECOD (1.6)
J	Form_Nir_trans	e4fc4J1	A: alpha complex topology	X: Aquaporin-like (From Topology)	H: Aquaporin-like (From Topology)	T: Aquaporin-like	F: Form_Nir_trans	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	1.20.1080.10	Mainly Alpha	Up-down Bundle	Glycerol uptake facilitator protein	Glycerol uptake facilitator protein.	CATH (4.3.0)
B	1.20.1080.10	Mainly Alpha	Up-down Bundle	Glycerol uptake facilitator protein	Glycerol uptake facilitator protein.	CATH (4.3.0)
C	1.20.1080.10	Mainly Alpha	Up-down Bundle	Glycerol uptake facilitator protein	Glycerol uptake facilitator protein.	CATH (4.3.0)
D	1.20.1080.10	Mainly Alpha	Up-down Bundle	Glycerol uptake facilitator protein	Glycerol uptake facilitator protein.	CATH (4.3.0)
E	1.20.1080.10	Mainly Alpha	Up-down Bundle	Glycerol uptake facilitator protein	Glycerol uptake facilitator protein.	CATH (4.3.0)
F	1.20.1080.10	Mainly Alpha	Up-down Bundle	Glycerol uptake facilitator protein	Glycerol uptake facilitator protein.	CATH (4.3.0)
G	1.20.1080.10	Mainly Alpha	Up-down Bundle	Glycerol uptake facilitator protein	Glycerol uptake facilitator protein.	CATH (4.3.0)
H	1.20.1080.10	Mainly Alpha	Up-down Bundle	Glycerol uptake facilitator protein	Glycerol uptake facilitator protein.	CATH (4.3.0)
I	1.20.1080.10	Mainly Alpha	Up-down Bundle	Glycerol uptake facilitator protein	Glycerol uptake facilitator protein.	CATH (4.3.0)
J	1.20.1080.10	Mainly Alpha	Up-down Bundle	Glycerol uptake facilitator protein	Glycerol uptake facilitator protein.	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B, C, D, E A, B, C, D, E, F, G, H, I, J	PF01226	Formate/nitrite transporter (Form_Nir_trans)	Formate/nitrite transporter	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B, C, D, E A, B, C, D, E, F, G, H, I, J	Nitrite transporter NirC	formate transmembrane transporter activity transporter activity monocarboxylic acid transmembrane transporter activity carboxylic acid transmembrane transporter activity organic acid transmembrane transporter activity transmembrane transporter activity organic anion transmembrane transporter activity	-	membrane cellular anatomical entity

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B, C, D, E A, B, C, D, E, F, G, H, I, J	IPR023271	Aquaporin-like	Homologous Superfamily
A, B, C, D, E A, B, C, D, E, F, G, H, I, J	IPR024002	Formate/nitrite transporter, conserved site	Conserved Site
A, B, C, D, E A, B, C, D, E, F, G, H, I, J	IPR000292	Formate/nitrite transporter	Family

Membrane Protein Annotation: OPM OPM Database Homepage

Chains	External Link	Type	Class	Superfamily	Family
A, B, C, D, E A, B, C, D, E, F, G, H, I, J	OPM	Transmembrane	Alpha-helical polytopic	Major Intrinsic Protein (MIP)/FNT superfamily	Formate/Nitrite transporter (FNT) family

Membrane Protein Annotation: PDBTM PDBTM Database Homepage

Chains	External Link	Comment
A, B, C, D, E A, B, C, D, E, F, G, H, I, J	PDBTM	Annotated as membrane protein by PDBTM

Membrane Protein Annotation: MemProtMD MemProtMD Database Homepage

Chains	External Link	Comment
A, B, C, D, E A, B, C, D, E, F, G, H, I, J	MemProtMD	Annotated as membrane protein by MemProtMD

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 R01GM133198.