Annotations: 4LX2

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	PF01843	e4lx2A2	A: alpha superhelices	X: Repetitive alpha hairpins	H: ARM repeat (From Topology)	T: ARM repeat	F: PF01843	ECOD (1.6)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF01843	DIL domain (DIL)	DIL domain	-	Repeat

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
B	Melanophilin	small GTPase binding protein binding binding enzyme binding GTPase binding protein-macromolecule adaptor activity molecular adaptor activity cytoskeletal protein binding actin binding myosin binding myosin V binding microtubule plus-end binding microtubule binding tubulin binding small GTPase binding protein binding binding enzyme binding GTPase binding protein-macromolecule adaptor activity molecular adaptor activity cytoskeletal protein binding actin binding myosin binding myosin V binding microtubule plus-end binding microtubule binding tubulin binding cation binding ion binding metal ion binding small molecule binding	developmental process pigment cell differentiation pigmentation cellular developmental process cell differentiation developmental pigmentation melanocyte differentiation cellular process protein localization cellular localization establishment of protein localization nitrogen compound transport transport organic substance transport developmental process pigment cell differentiation pigmentation cellular developmental process cell differentiation developmental pigmentation melanocyte differentiation cellular process protein localization cellular localization establishment of protein localization nitrogen compound transport transport organic substance transport intracellular transport establishment of localization localization protein transport establishment of localization in cell cellular macromolecule localization macromolecule localization intracellular protein transport vesicle localization pigment granule localization organelle localization cellular pigmentation melanosome localization protein targeting	membrane-bounded organelle intracellular anatomical structure pigment granule intracellular vesicle cellular anatomical entity intracellular membrane-bounded organelle intracellular organelle melanosome cytoplasmic vesicle organelle cytoplasm vesicle cytoskeleton intracellular non-membrane-bounded organelle membrane-bounded organelle intracellular anatomical structure pigment granule intracellular vesicle cellular anatomical entity intracellular membrane-bounded organelle intracellular organelle melanosome cytoplasmic vesicle organelle cytoplasm vesicle cytoskeleton intracellular non-membrane-bounded organelle actin cytoskeleton non-membrane-bounded organelle somatodendritic compartment cell projection dendrite dendritic tree neuron projection plasma membrane bounded cell projection protein-containing complex myosin complex unconventional myosin complex cell cortex cortical cytoskeleton cell periphery cortical actin cytoskeleton actin filament bundle actomyosin stress fiber contractile actin filament bundle microtubule organizing center microtubule cytoskeleton perinuclear region of cytoplasm
A	Unconventional myosin-Va	small GTPase binding protein binding binding enzyme binding GTPase binding cytoskeletal protein binding actin binding protein-containing complex binding actin filament binding RNA binding organic cyclic compound binding nucleic acid binding adenyl ribonucleotide binding nucleotide binding small GTPase binding protein binding binding enzyme binding GTPase binding cytoskeletal protein binding actin binding protein-containing complex binding actin filament binding RNA binding organic cyclic compound binding nucleic acid binding adenyl ribonucleotide binding nucleotide binding purine ribonucleotide binding purine ribonucleoside triphosphate binding nucleoside phosphate binding ion binding purine nucleotide binding anion binding adenyl nucleotide binding ATP binding heterocyclic compound binding carbohydrate derivative binding ribonucleotide binding small molecule binding calmodulin binding cytoskeletal motor activity microfilament motor activity ATP-dependent activity	localization post-Golgi vesicle-mediated transport transport cellular process establishment of localization Golgi vesicle transport vesicle-mediated transport protein localization establishment of protein localization cellular localization nitrogen compound transport organic substance transport protein transport cellular macromolecule localization localization post-Golgi vesicle-mediated transport transport cellular process establishment of localization Golgi vesicle transport vesicle-mediated transport protein localization establishment of protein localization cellular localization nitrogen compound transport organic substance transport protein transport cellular macromolecule localization macromolecule localization protein localization to cell periphery protein localization to plasma membrane localization within membrane protein localization to membrane vesicle localization establishment of organelle localization establishment of melanosome localization establishment of vesicle localization cellular pigmentation pigment granule transport establishment of pigment granule localization pigmentation pigment granule localization organelle localization establishment of localization in cell melanosome transport melanosome localization cellular response to stimulus cellular response to nitrogen compound response to organic substance response to stimulus response to endogenous stimulus response to organonitrogen compound response to peptide hormone response to oxygen-containing compound cellular response to peptide hormone stimulus response to nitrogen compound cellular response to oxygen-containing compound cellular response to endogenous stimulus cellular response to chemical stimulus cellular response to organonitrogen compound response to hormone response to chemical response to insulin cellular response to organic substance cellular response to insulin stimulus cellular response to hormone stimulus vesicle transport along actin filament vesicle cytoskeletal trafficking intracellular transport actin filament-based movement actin filament-based process cytoskeleton-dependent intracellular transport actin filament-based transport cellular component organization organelle organization actin cytoskeleton organization actin filament organization cellular component organization or biogenesis supramolecular fiber organization cytoskeleton organization	membrane cellular anatomical entity membrane-bounded organelle intracellular anatomical structure pigment granule intracellular vesicle intracellular membrane-bounded organelle intracellular organelle melanosome cytoplasmic vesicle organelle cytoplasm vesicle extracellular exosome membrane cellular anatomical entity membrane-bounded organelle intracellular anatomical structure pigment granule intracellular vesicle intracellular membrane-bounded organelle intracellular organelle melanosome cytoplasmic vesicle organelle cytoplasm vesicle extracellular exosome extracellular vesicle extracellular organelle extracellular region extracellular space extracellular membrane-bounded organelle cytoskeleton intracellular non-membrane-bounded organelle actin cytoskeleton non-membrane-bounded organelle cytosol filopodium tip cell projection actin-based cell projection filopodium plasma membrane bounded cell projection growth cone axon distal axon neuron projection site of polarized growth protein-containing complex myosin complex ruffle cell leading edge endomembrane system insulin-responsive compartment secretory granule secretory vesicle

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
B	IPR006788	Rab effector MyRIP/Melanophilin	Domain
B	IPR010911	Rab-binding domain	Domain
B	IPR011011	Zinc finger, FYVE/PHD-type	Homologous Superfamily
B	IPR013083	Zinc finger, RING/FYVE/PHD-type	Homologous Superfamily
B	IPR041282	FYVE-type zinc finger	Domain
B	IPR037442	Melanophilin, FYVE-related domain	Domain
A	IPR036961	Kinesin motor domain superfamily	Homologous Superfamily
A	IPR002710	Dilute domain	Domain
A	IPR000048	IQ motif, EF-hand binding site	Binding Site
A	IPR027417	P-loop containing nucleoside triphosphate hydrolase	Homologous Superfamily
A	IPR036103	Class V myosin, motor domain	Domain
A	IPR037988	Myosin 5a, cargo-binding domain	Domain
A	IPR001609	Myosin head, motor domain	Domain
A	IPR004009	Myosin, N-terminal, SH3-like	Domain

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
A	Pharos: Q9Y4I1	Griscelli syndrome type 1 neuroectodermal melanolysosomal disease Griscelli syndrome type 3 peripheral nervous system disease Liver Cirrhosis, Experimental peripheral neuropathy Griscelli syndrome ovarian cancer primitive neuroectodermal tumor acute myeloid leukemia ulcerative colitis breast cancer glioblastoma interstitial cystitis malignant mesothelioma Griscelli syndrome type 1 neuroectodermal melanolysosomal disease Griscelli syndrome type 3 peripheral nervous system disease Liver Cirrhosis, Experimental peripheral neuropathy Griscelli syndrome ovarian cancer primitive neuroectodermal tumor acute myeloid leukemia ulcerative colitis breast cancer glioblastoma interstitial cystitis malignant mesothelioma oligodendroglioma pancreatic intraductal papillary-mucinous carcinoma psoriasis astrocytic tumor diabetes mellitus IgA glomerulonephritis invasive ductal breast carcinoma malignant ependymoma medulloblastoma osteosarcoma pancreatic intraductal papillary-mucinous neoplasm with low grade dysplasia pilocytic astrocytoma subependymal giant cell astrocytoma atypical teratoid rhabdoid tumor gastric carcinoma intellectual disability large cell medulloblastoma malignant glioma

RCSB PDB Core Operations are funded by the National Science Foundation (DBI-1832184), 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.