3ME1 | pdb_00003me1

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
C	SCOP2B Superfamily	Ammonium transporter	8055963	3001978	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	Ammonium transporter	8055963	3001978	SCOP2B (2022-06-29)
A	SCOP2B Superfamily	Ammonium transporter	8055963	3001978	SCOP2B (2022-06-29)

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
C	Gal-bind_lectin	e3me1C1	A: a/b three-layered sandwiches	X: Lipocalins/Streptavidin	H: Zn-dependent exopeptidases	T: Zn-dependent exopeptidases	F: Gal-bind_lectin	ECOD (v294.1)
B	Gal-bind_lectin	e3me1B1	A: a/b three-layered sandwiches	X: Lipocalins/Streptavidin	H: Zn-dependent exopeptidases	T: Zn-dependent exopeptidases	F: Gal-bind_lectin	ECOD (v294.1)
A	Gal-bind_lectin	e3me1A1	A: a/b three-layered sandwiches	X: Lipocalins/Streptavidin	H: Zn-dependent exopeptidases	T: Zn-dependent exopeptidases	F: Gal-bind_lectin	ECOD (v294.1)

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
C	1.10.3430.10	Mainly Alpha	Orthogonal Bundle	Ammonium transporter fold	Ammonium transporter AmtB like domains	CATH (4.3.0)
B	1.10.3430.10	Mainly Alpha	Orthogonal Bundle	Ammonium transporter fold	Ammonium transporter AmtB like domains	CATH (4.3.0)
A	1.10.3430.10	Mainly Alpha	Orthogonal Bundle	Ammonium transporter fold	Ammonium transporter AmtB like domains	CATH (4.3.0)

Chains	Accession	Name	Description	Comments	Source
A, B, C	PF03253	Urea transporter (UT)	Urea transporter	-	Family

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B, C	Urea transporter	urea channel activity urea transmembrane transporter activity passive transmembrane transporter activity channel activity transporter activity transmembrane transporter activity urea binding binding small molecule binding identical protein binding protein binding	protein-containing complex organization protein trimerization cellular component organization cellular component biogenesis cellular component assembly protein homotrimerization protein complex oligomerization protein-containing complex assembly protein homooligomerization cellular process cellular component organization or biogenesis transmembrane transport localization one-carbon compound transport protein-containing complex organization protein trimerization cellular component organization cellular component biogenesis cellular component assembly protein homotrimerization protein complex oligomerization protein-containing complex assembly protein homooligomerization cellular process cellular component organization or biogenesis transmembrane transport localization one-carbon compound transport nitrogen compound transport transport urea transport establishment of localization urea transmembrane transport	cell periphery cellular anatomical structure plasma membrane membrane

Chains	Accession	Name	Type
A, B, C	IPR004937	Urea transporter	Family
A, B, C	IPR029020	Ammonium/urea transporter	Homologous Superfamily

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

Chains	External Link	Comment
A, B, C	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 R01GM157729. RCSB PDB uses resources of the National Energy Research Scientific Computing Center (NERSC), a Department of Energy User Facility.

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