Protein detail

SEM4G

Semaphorin-4G

Entry name SEM4G	UniProt ID Q9NTN9	EVMP confidence score 0.25
Supporting publications (n) 2	Transmembrane count 1	Protein classification Plasma proteinsPredicted intracellular proteinsPredicted membrane proteins

EVMP confidence score

Annotation confidence score; open for threshold definitions.

Extremely high >= 0.85High >= 0.70Medium >= 0.55Low >= 0.40

Basic Information13

Protein Names

Semaphorin-4G

Protein Class (3)

Plasma proteinsPredicted intracellular proteinsPredicted membrane proteins

Protein Function

Predicted intracellular proteins

Transmembrane

676..696; Helical

Transmembrane Count

Ensembl

ENSG00000095539

Entrez Gene Symbol

SEMA4G

Gene Synonym (2)

FLJ20590KIAA1619

Gene Description

Semaphorin 4G

Chromosome

Position

100969504-100985871

Supporting publications (n)

EVMP confidence score

0.25

Function & Pathway6

Protein Function

Predicted intracellular proteins

Cellular Component

GO:0005886 plasma membrane

Molecular Function (4)

Biological Process (3)

KEGG

hsa04360 Axon guidance

Mediation Categories

Receptor-signaling mediation

Relations & Evidence36

Ligand-Receptor Signaling (34)

34 records.

Category	Parent	Database	Transmitter	Receiver	Secreted	Plasma Membrane (Transmembrane)	Plasma Membrane (Peripheral)
transmembrane	transmembrane_predicted	Phobius	No	No	No	Yes	No
transmembrane_phobius	transmembrane_predicted	Almen2009	No	No	No	Yes	No
transmembrane_sosui	transmembrane_predicted	Almen2009	No	No	No	Yes	No
transmembrane_tmhmm	transmembrane_predicted	Almen2009	No	No	No	Yes	No

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Protein Complex Composition (1)

1 record.

Component Name	Component Gene Symbols	Component UniProt ID	Stoichiometry	Database	Database IDs	References
	CLSTN1 LIFR SCGB1D1 SEMA4G	O94985 O95968 P42702 Q9NTN9	0:0:0:0	hu.MAP2

Isolation & Detection Technology (1)

1 record.

EV Isolation Method	Detection Method	Number of References	References
	Mass spectrometry	0

Sequence, Structure & Domains10

Sequences

Length

838

Mass

91,497

Sequence

MWGRLWPLLLSILTATAVPGPSLRRPSRELDATPRMTIPYEELSGTRHFKGQAQNYSTLLLEEASARLLVGARGALFSLSANDIGDGAHKEIHWEASPEMQSKCHQKGKNNQTECFNHVRFLQRLNSTHLYACGTHAFQPLCAAIDAEAFTLPTSFEEGKEKCPYDPARGFTGLIIDGGLYTATRYEFRSIPDIRRSRHPHSLRTEETPMHWLNDAEFVFSVLVRESKASAVGDDDKVYYFFTERATEEGSGSFTQSRSSHRVARVARVCKGDLGGKKILQKKWTSFLKARLICHIPLYETLRGVCSLDAETSSRTHFYAAFTLSTQWKTLEASAICRYDLAEIQAVFAGPYMEYQDGSRRWGRYEGGVPEPRPGSCITDSLRSQGYNSSQDLPSLVLDFVKLHPLMARPVVPTRGRPLLLKRNIRYTHLTGTPVTTPAGPTYDLLFLGTADGWIHKAVVLGSGMHIIEETQVFRESQSVENLVISLLQHSLYVGAPSGVIQLPLSSCSRYRSCYDCILARDPYCGWDPGTHACAAATTIANRTALIQDIERGNRGCESSRDTGPPPPLKTRSVLRGDDVLLPCDQPSNLARALWLLNGSMGLSDGQGGYRVGVDGLLVTDAQPEHSGNYGCYAEENGLRTLLASYSLTVRPATPAPAPKAPATPGAQLAPDVRLLYVLAIAALGGLCLILASSLLYVACLREGRRGRRRKYSLGRASRAGGSAVQLQTVSGQCPGEEDEGDDEGAGGLEGSCLQIIPGEGAPAPPPPPPPPPPAELTNGLVALPSRLRRMNGNSYVLLRQSNNGVPAGPCSFAEELSRILEKRKHTQLVEQLDESSV

Alternative Products

Event=Alternative splicing; Named isoforms=3; Name=1; IsoId=Q9NTN9-1; Sequence=Displayed; Name=2; IsoId=Q9NTN9-2; Sequence=VSP_035067; Name=3; IsoId=Q9NTN9-3; Sequence=VSP_035067, VSP_043883

Alternative Sequence

543; R -> RSQGSR (in isoform 2 and isoform 3); 565..838; PPPPLKTRSVLRGDDVLLPCDQPSNLARALWLLNGSMGLSDGQGGYRVGVDGLLVTDAQPEHSGNYGCYAEENGLRTLLASYSLTVRPATPAPAPKAPATPGAQLAPDVRLLYVLAIAALGGLCLILASSLLYVACLREGRRGRRRKYSLGRASRAGGSAVQLQTVSGQCPGEEDEGDDEGAGGLEGSCLQIIPGEGAPAPPPPPPPPPPAELTNGLVALPSRLRRMNGNSYVLLRQSNNGVPAGPCSFAEELSRILEKRKHTQLVEQLDESSV -> RALQVHMGSMSPPSAWPCVLDGPETRQDLCQPPKPCVHSHAHMEECLSAGLQCPHPHLLLVHSCFIPASGLGVPSQLPHPIWSSSPAPCGDLFVKSLGTGQPGEVRLHHSPPLPSCVALVNQPPHSPWSFSRV (in isoform 3)

Domain & Motif Annotations

Compositional Bias

736..745; Acidic residues; 763..775; Pro residues

Domain (FT)

35..505; Sema; 507..558; PSI; 567..649; Ig-like C2-type

Region

723..777; Disordered

Protein Families

Semaphorin family

Sequence Similarities

Belongs to the semaphorin family.

Clinical Relevance4

Antibody (2)

HPA038362 HPA077752

Interaction Protein

ENSG00000071539

Interaction Count

Interaction Dataset

intact_biogrid

Supporting Publications2

PMID	Title	Abstract
28590090	Motile hepatocellular carcinoma cells preferentially secret sugar metabolism regulatory proteins via exosomes.	No abstract available
40748658	Exosomes released from senescent cells and circulatory exosomes isolated from human plasma reveal aging-associated proteomic and lipid signatures.	No abstract available