Annotations: 6YSN

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	AAA	e6ysnA1	A: alpha bundles	X: RNase A-like	H: Cytochrome P450	T: Cytochrome P450	F: AAA	ECOD (develop294)
B	AAA	e6ysnB1	A: alpha bundles	X: RNase A-like	H: Cytochrome P450	T: Cytochrome P450	F: AAA	ECOD (develop294)
C	AAA	e6ysnC1	A: alpha bundles	X: RNase A-like	H: Cytochrome P450	T: Cytochrome P450	F: AAA	ECOD (develop294)
D	AAA	e6ysnD1	A: alpha bundles	X: RNase A-like	H: Cytochrome P450	T: Cytochrome P450	F: AAA	ECOD (develop294)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B, C, D	PF08344	Transient receptor ion channel II (TRP_2)	Transient receptor ion channel II	-	Family
A, B, C, D	PF12796	Ankyrin repeats (3 copies) (Ank_2)	Ankyrin repeats (3 copies)	-	Repeat
A, B, C, D	PF00023	Ankyrin repeat (Ank)	Ankyrin repeat	-	Repeat
A, B, C, D	PF00520	Ion transport protein (Ion_trans)	Ion transport protein	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B, C, D	Maltose/maltodextrin-binding periplasmic protein,Short transient receptor potential channel 5	transporter activity carbohydrate transmembrane transporter activity transmembrane transporter activity oligosaccharide binding binding disaccharide binding carbohydrate binding maltose binding clathrin binding protein binding calcium channel activity monoatomic cation transmembrane transporter activity monoatomic ion channel activity store-operated calcium channel activity transporter activity carbohydrate transmembrane transporter activity transmembrane transporter activity oligosaccharide binding binding disaccharide binding carbohydrate binding maltose binding clathrin binding protein binding calcium channel activity monoatomic cation transmembrane transporter activity monoatomic ion channel activity store-operated calcium channel activity monoatomic cation channel activity passive transmembrane transporter activity calcium ion transmembrane transporter activity channel activity monoatomic ion transmembrane transporter activity metal ion transmembrane transporter activity cytoskeletal protein binding actinin binding actin binding ion binding alcohol binding inositol 1,4,5 trisphosphate binding anion binding small molecule binding cation binding metal ion binding ATPase binding enzyme binding	cellular response to stimulus cellular response to stress response to stimulus DNA damage response response to stress cellular process cell chemotaxis chemotaxis response to external stimulus cellular response to chemical stimulus taxis response to chemical cell migration cell motility cellular response to stimulus cellular response to stress response to stimulus DNA damage response response to stress cellular process cell chemotaxis chemotaxis response to external stimulus cellular response to chemical stimulus taxis response to chemical cell migration cell motility locomotion localization transport carbohydrate transport oligosaccharide transport disaccharide transport establishment of localization maltose transport polysaccharide localization dextrin transport macromolecule localization maltodextrin transmembrane transport polysaccharide transport response to disaccharide response to oxygen-containing compound detection of maltose stimulus detection of stimulus response to carbohydrate detection of chemical stimulus detection of disaccharide stimulus response to maltose detection of carbohydrate stimulus positive regulation of cytosolic calcium ion concentration biological regulation regulation of biological quality regulation of biological process regulation of membrane hyperpolarization membrane hyperpolarization regulation of membrane potential axon extension multicellular organismal process positive regulation of nervous system development regulation of growth regulation of cellular process axonogenesis regulation of cellular component size developmental growth cell projection organization regulation of cell differentiation regulation of neurogenesis neuron projection development regulation of cell development positive regulation of developmental process multicellular organism development cell projection morphogenesis neuron differentiation neuron projection morphogenesis cell differentiation anatomical structure development positive regulation of cell projection organization positive regulation of developmental growth system development developmental process regulation of cell projection organization positive regulation of cell development nervous system development developmental growth involved in morphogenesis generation of neurons positive regulation of multicellular organismal process regulation of neuron projection development regulation of cellular component organization positive regulation of cellular component organization cellular developmental process regulation of developmental process plasma membrane bounded cell projection morphogenesis positive regulation of biological process cell development cell growth cell morphogenesis cellular component organization regulation of axon extension regulation of nervous system development neurogenesis regulation of extent of cell growth positive regulation of cell differentiation regulation of axonogenesis positive regulation of neurogenesis regulation of multicellular organismal process positive regulation of axon extension cellular component organization or biogenesis positive regulation of cellular process positive regulation of axonogenesis regulation of anatomical structure morphogenesis regulation of cell size neuron projection extension regulation of multicellular organismal development regulation of developmental growth plasma membrane bounded cell projection organization developmental cell growth growth positive regulation of cell growth axon development regulation of cell growth cell morphogenesis involved in neuron differentiation positive regulation of growth anatomical structure morphogenesis neuron development regulation of plasma membrane bounded cell projection organization regulation of anatomical structure size inorganic ion homeostasis intracellular calcium ion homeostasis homeostatic process calcium ion homeostasis regulation of cytosolic calcium ion concentration cellular homeostasis chemical homeostasis intracellular monoatomic cation homeostasis monoatomic ion homeostasis intracellular chemical homeostasis monoatomic cation homeostasis intracellular monoatomic ion homeostasis negative regulation of biological process regulation of dendrite morphogenesis negative regulation of cellular component organization regulation of dendrite development negative regulation of multicellular organismal process negative regulation of neurogenesis dendrite development negative regulation of cellular process negative regulation of nervous system development negative regulation of cell differentiation negative regulation of cell projection organization negative regulation of dendrite morphogenesis negative regulation of developmental process dendrite morphogenesis negative regulation of cell development monoatomic ion transmembrane transport calcium ion transport metal ion transport monoatomic cation transmembrane transport transmembrane transport monoatomic ion transport monoatomic cation transport calcium ion transmembrane transport cell population proliferation positive regulation of cell population proliferation regulation of cell population proliferation positive regulation of neuron differentiation regulation of neuron differentiation neuron apoptotic process apoptotic process cell death programmed cell death phospholipid translocation phospholipid transport plasma membrane phospholipid scrambling execution phase of apoptosis phosphatidylserine exposure on apoptotic cell surface plasma membrane organization endomembrane system organization membrane organization lipid localization lipid transport lipid translocation regulation of membrane lipid distribution organophosphate ester transport	ATPase dependent transmembrane transport complex protein-containing complex plasma membrane protein complex membrane plasma membrane membrane protein complex transporter complex ATP-binding cassette (ABC) transporter complex cell periphery cellular anatomical structure transmembrane transporter complex ATP-binding cassette (ABC) transporter complex, substrate-binding subunit-containing maltose transport complex periplasmic space ATPase dependent transmembrane transport complex protein-containing complex plasma membrane protein complex membrane plasma membrane membrane protein complex transporter complex ATP-binding cassette (ABC) transporter complex cell periphery cellular anatomical structure transmembrane transporter complex ATP-binding cassette (ABC) transporter complex, substrate-binding subunit-containing maltose transport complex periplasmic space outer membrane-bounded periplasmic space cell envelope presynapse synapse cell junction somatodendritic compartment cell projection dendrite dendritic tree neuron projection plasma membrane bounded cell projection cation channel complex calcium channel complex monoatomic ion channel complex growth cone axon distal axon site of polarized growth cell body neuronal cell body

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B, C, D	IPR006061	Solute-binding family 1, conserved site	Conserved Site
A, B, C, D	IPR006060	Maltose/Cyclodextrin ABC transporter, substrate-binding protein	Family
A, B, C, D	IPR006059	Bacterial-type extracellular solute-binding protein	Family
A, B, C, D	IPR036770	Ankyrin repeat-containing domain superfamily	Homologous Superfamily
A, B, C, D	IPR002153	Transient receptor potential channel, canonical	Family
A, B, C, D	IPR013555	Transient receptor ion channel domain	Domain
A, B, C, D	IPR002110	Ankyrin repeat	Repeat
A, B, C, D	IPR005821	Ion transport domain	Domain
A, B, C, D	IPR005461	Transient receptor potential channel, canonical 5	Family

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
A, B, C, D	Pharos: Q9UL62	hypertensive disorder Amenorrhea Secondary to Ovarian Dysfunction endometrial carcinoma amyotrophic lateral sclerosis postmenopausal osteoporosis endometriosis medulloblastoma

Membrane Protein Annotation: OPM OPM Database Homepage

Chains	External Link	Type	Class	Superfamily	Family
A, B, C, D	OPM	Transmembrane	Alpha-helical polytopic	Ion channel (VIC) superfamily	Transient receptor potential channels

Membrane Protein Annotation: PDBTM PDBTM Database Homepage

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

Membrane Protein Annotation: MemProtMD MemProtMD Database Homepage

Chains	External Link	Comment
A, B, C, D	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.