Annotations: 5A2N

Crystal structure of the nitrate transporter NRT1.1 from Arabidopsis thaliana.

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
Membrane Protein Annotation: mpstruc

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
B	FAD_binding_4	e5a2nB1	A: alpha arrays	X: Repetitive alpha hairpins	H: Porins	T: Porin	F: FAD_binding_4	ECOD (v295.2)
A	FAD_binding_4	e5a2nA1	A: alpha arrays	X: Repetitive alpha hairpins	H: Porins	T: Porin	F: FAD_binding_4	ECOD (v295.2)
A	ClpB_D2-small	e5a2nA3	A: alpha arrays	X: Hypothetical protein YqbG-like	H: Hypothetical protein YqbG-like	T: alpha/beta-Hydrolases	F: ClpB_D2-small	ECOD (v295.2)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
B	1.20.1250.20	Mainly Alpha	Up-down Bundle	Growth Hormone	Chain: A	CATH (4.3.0)
A	1.20.1250.20	Mainly Alpha	Up-down Bundle	Growth Hormone	Chain: A	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B	PF00854	POT family (PTR2)	POT family	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	PROTEIN NRT1/ PTR FAMILY 6.3	transporter activity nitrate transmembrane transporter activity transmembrane transporter activity	response to acid chemical response to stimulus response to stress response to chemical response to oxygen-containing compound response to abiotic stimulus response to water response to water deprivation photoperiodism, flowering developmental process response to light stimulus multicellular organismal process reproductive system development reproductive process response to acid chemical response to stimulus response to stress response to chemical response to oxygen-containing compound response to abiotic stimulus response to water response to water deprivation photoperiodism, flowering developmental process response to light stimulus multicellular organismal process reproductive system development reproductive process vegetative to reproductive phase transition of meristem developmental process involved in reproduction multicellular organism development photoperiodism anatomical structure development reproductive structure development post-embryonic development response to radiation system development localization auxin polar transport transport regulation of hormone levels biological regulation auxin transport hormone transport regulation of biological quality establishment of localization basipetal auxin transport transmembrane transport nitrogen compound transport nitrate transmembrane transport cellular process nitrate import inorganic anion transport response to nitrate response to nitrogen compound plant organ development plant gross anatomical part developmental process post-embryonic root development lateral root development post-embryonic plant organ development root development root system development peptide transport oligopeptide transport	cell periphery cellular anatomical structure plasma membrane membrane

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR000109	Proton-dependent oligopeptide transporter family	Family
A, B	IPR018456	PTR2 family proton/oligopeptide symporter, conserved site	Conserved Site
A, B	IPR036259	MFS transporter superfamily	Homologous Superfamily

Membrane Protein Annotation: OPM OPM Database Homepage

Chains	External Link	Type	Class	Superfamily	Family
A, B	OPM	Transmembrane	Alpha-helical polytopic	Major Facilitator Superfamily (MFS)	Proton-dependent oligopeptide transporter (POT)

Membrane Protein Annotation: PDBTM PDBTM Database Homepage

Chains	External Link	Comment
A, B	PDBTM	Annotated as membrane protein by PDBTM

Membrane Protein Annotation: MemProtMD MemProtMD Database Homepage

Chains	External Link	Comment
A, B	MemProtMD	Annotated as membrane protein by MemProtMD

Membrane Protein Annotation: mpstruc mpstruc Database Homepage

Chains	Resource Link	Group	Subgroup	Protein
A, B	mpstruc	TRANSMEMBRANE PROTEINS: ALPHA-HELICAL	Major Facilitator Superfamily (MFS) Transporters	NRT1.1 nitrate transporter, apo form