Annotations: 8U3H

Structure of Fmoc-Leu-OH bound Sialin

External Resource: Annotation

Domain Annotation: ECOD Classification
Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification
Pharos: Disease Associations
Membrane Protein Annotation: PDBTM
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)
A	V-set	e8u3hA1	A: alpha arrays	X: HTH	H: HTH	T: Three-helical HTH	F: V-set	ECOD (v295)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF07690	Major Facilitator Superfamily (MFS_1)	Major Facilitator Superfamily	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	Sialin	monoatomic cation transmembrane transporter activity proton transmembrane transporter activity solute:monoatomic cation symporter activity secondary active transmembrane transporter activity carbohydrate:monoatomic cation symporter activity carbohydrate:proton symporter activity active transmembrane transporter activity solute:proton symporter activity monoatomic ion transmembrane transporter activity transporter activity carbohydrate transmembrane transporter activity transmembrane transporter activity symporter activity carbohydrate derivative transmembrane transporter activity monoatomic cation transmembrane transporter activity proton transmembrane transporter activity solute:monoatomic cation symporter activity secondary active transmembrane transporter activity carbohydrate:monoatomic cation symporter activity carbohydrate:proton symporter activity active transmembrane transporter activity solute:proton symporter activity monoatomic ion transmembrane transporter activity transporter activity carbohydrate transmembrane transporter activity transmembrane transporter activity symporter activity carbohydrate derivative transmembrane transporter activity sialic acid transmembrane transporter activity sialic acid:proton symporter activity uronic acid transmembrane transporter activity glucuronate transmembrane transporter activity monocarboxylic acid transmembrane transporter activity carboxylic acid transmembrane transporter activity D-glucuronate transmembrane transporter activity	amino acid transport localization transport establishment of localization monoatomic anion transport monoatomic ion transport cellular localization synaptic vesicle cycle neurotransmitter transport vesicle-mediated transport vesicle-mediated transport in synapse intercellular transport neurotransmitter loading into synaptic vesicle establishment of localization in cell amino acid transport localization transport establishment of localization monoatomic anion transport monoatomic ion transport cellular localization synaptic vesicle cycle neurotransmitter transport vesicle-mediated transport vesicle-mediated transport in synapse intercellular transport neurotransmitter loading into synaptic vesicle establishment of localization in cell cellular process carbohydrate derivative transport organic acid transport sialic acid transport carboxylic acid transport	vacuolar membrane membrane-bounded organelle intracellular anatomical structure membrane lytic vacuole vacuole intracellular membrane-bounded organelle intracellular organelle lytic vacuole membrane bounding membrane of organelle cellular anatomical structure organelle lysosomal membrane cytoplasm vacuolar membrane membrane-bounded organelle intracellular anatomical structure membrane lytic vacuole vacuole intracellular membrane-bounded organelle intracellular organelle lytic vacuole membrane bounding membrane of organelle cellular anatomical structure organelle lysosomal membrane cytoplasm organelle membrane lysosome cell periphery apical part of cell plasma membrane plasma membrane region apical plasma membrane basal part of cell basal plasma membrane basolateral plasma membrane synapse intracellular vesicle transport vesicle membrane endomembrane system presynapse cytoplasmic vesicle vesicle membrane synaptic vesicle synaptic vesicle membrane cell junction vesicle transport vesicle exocytic vesicle membrane cytoplasmic vesicle membrane secretory vesicle exocytic vesicle glutamatergic synapse

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR011701	Major facilitator superfamily	Family
A	IPR050382	Vesicular glutamate transporter-like	Family
A	IPR036259	MFS transporter superfamily	Homologous Superfamily
A	IPR020846	Major facilitator superfamily domain	Domain

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
A	: Q9NRA2	Salla disease melanoma sialuria free sialic acid storage disease, infantile form Alcoholic Intoxication, Chronic hydrops fetalis leukodystrophy osteosarcoma pancreatic intraductal papillary-mucinous carcinoma cutaneous melanoma intellectual disability malignant ependymoma myocardial infarction ovarian cancer pancreatic intraductal papillary-mucinous neoplasm with low grade dysplasia Salla disease melanoma sialuria free sialic acid storage disease, infantile form Alcoholic Intoxication, Chronic hydrops fetalis leukodystrophy osteosarcoma pancreatic intraductal papillary-mucinous carcinoma cutaneous melanoma intellectual disability malignant ependymoma myocardial infarction ovarian cancer pancreatic intraductal papillary-mucinous neoplasm with low grade dysplasia large cell medulloblastoma malignant mesothelioma pancreatic ductal adenocarcinoma

Membrane Protein Annotation: PDBTM PDBTM Database Homepage

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

Membrane Protein Annotation: mpstruc mpstruc Database Homepage

Chains	Resource Link	Group	Subgroup	Protein
A	mpstruc	TRANSMEMBRANE PROTEINS: ALPHA-HELICAL	Solute Sodium Symporter (SSS) Family	Sialin sialic acid transporter, apo state at pH 7.5

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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.