Descriptions

Small GTPases couple their GDP/GTP structural cycle to cytosol/membrane alternation to function as versatile molecular switches in the cell. Membrane localization of their active, GTP-bound form is pivotal to their ability to propagate information, and this requires their post-translational modification by lipids.<br>Arf GTPases are modified by a myristate attached to their N-terminus, which is shielded by intramolecular interactions in their inactive state. The myristoylated N-terminus of Arf is autoinhibitory in solution and is displaced by membranes, priming Arf GTPases for activation by their GEFs. Replacement of the N-terminal myristate by a 6xHis-tag preserves autoinhibition, representing that membranes unlock the N-terminal region to facilitate subsequent activation.

Autoinhibitory domains (AIDs)

Target domain

15-140 (Small GTP-binding protein domain)

Relief mechanism

Ligand binding

Assay

Accessory elements

No accessory elements

Autoinhibited structure

Activated structure

1 structures for A6NH57

Entry ID Method Resolution Chain Position Source
AF-A6NH57-F1 Predicted AlphaFoldDB

183 variants for A6NH57

Variant ID(s) Position Change Description Diseaes Association Provenance
rs1344927309 2 G>R No TOPMed
gnomAD
rs2045459991 4 L>Q No Ensembl
rs2144051531 5 I>T No Ensembl
rs1313626233 7 K>R No TOPMed
gnomAD
rs1244081123 9 M>I No gnomAD
rs2045459941 10 S>G No TOPMed
rs939415196 10 S>N No TOPMed
gnomAD
rs372247327 11 I>N No ESP
TOPMed
gnomAD
rs943588013 13 G>R No TOPMed
gnomAD
rs2045459866 15 Q>* No gnomAD
TCGA novel 15 Q>E Variant assessed as Somatic; MODERATE impact. [NCI-TCGA] No NCI-TCGA
rs1337804374 16 E>G No TOPMed
gnomAD
rs2045459851 16 E>K No TOPMed
rs1343443566 17 H>R No gnomAD
rs1411363532 17 H>Y No TOPMed
gnomAD
rs890600392 18 T>M No TOPMed
rs1322757614 20 I>N No gnomAD
rs1405861025 22 V>G No gnomAD
rs1050775139 22 V>L No Ensembl
rs1836341285 25 D>V No TOPMed
gnomAD
rs1392846001 26 N>D No TOPMed
gnomAD
rs1392846001 26 N>Y No TOPMed
gnomAD
rs2045456247 27 E>G No TOPMed
rs1597669717 27 E>K No 1000Genomes
rs2045456204 28 G>E No TOPMed
rs9912267 31 T>I No 1000Genomes
ESP
ExAC
TOPMed
gnomAD
rs1459669150 32 I>F No TOPMed
rs1459669150 32 I>V No TOPMed
rs868432618 34 Y>C No gnomAD
rs201652972 34 Y>H No 1000Genomes
ESP
ExAC
TOPMed
gnomAD
rs185189243 35 R>P No 1000Genomes
ESP
TOPMed
gnomAD
rs185189243 35 R>Q No 1000Genomes
ESP
TOPMed
gnomAD
rs1267234579 35 R>W No TOPMed
gnomAD
rs2045455969 36 F>I No TOPMed
rs544012799 36 F>Y No gnomAD
rs2144046972 38 T>I No Ensembl
rs657723 39 N>S No 1000Genomes
ESP
ExAC
TOPMed
gnomAD
rs657723 39 N>T No 1000Genomes
ESP
ExAC
TOPMed
gnomAD
rs796884035 40 E>D No TOPMed
gnomAD
rs796514183 40 E>K No Ensembl
rs1268305430 41 V>A No gnomAD
rs1036937141 42 V>A No Ensembl
rs907384369 42 V>I No TOPMed
gnomAD
rs1365897841 43 H>R No TOPMed
gnomAD
rs1321931172 44 M>I No gnomAD
rs1004669888 44 M>T No TOPMed
gnomAD
rs1758716000 45 C>R No TOPMed
rs2045441536 46 P>S No Ensembl
rs1449916640 47 T>I No gnomAD
rs657672 52 V>M No 1000Genomes
ESP
ExAC
TOPMed
gnomAD
rs1427726919 53 E>* No TOPMed
gnomAD
rs1427726919 53 E>K No TOPMed
gnomAD
rs373678556 54 E>D No ESP
rs566016510 55 I>M No 1000Genomes
ExAC
TOPMed
gnomAD
rs1426966088 56 I>M No TOPMed
rs61749062 58 P>L No 1000Genomes
ESP
ExAC
TOPMed
gnomAD
rs61749062 58 P>R No 1000Genomes
ESP
ExAC
TOPMed
gnomAD
rs1190582732 60 T>I No gnomAD
rs931656934 61 H>D No TOPMed
gnomAD
rs931656934 61 H>Y No TOPMed
gnomAD
rs2045441203 63 F>L No Ensembl
rs544198 64 M>L No 1000Genomes
ESP
ExAC
TOPMed
gnomAD
rs2144046767 64 M>T No Ensembl
rs1211123299 67 I>M No gnomAD
rs765912991 69 R>K No Ensembl
rs1195930747 70 P>L No gnomAD
rs2045441092 70 P>S No TOPMed
rs776280011 72 A>S No ExAC
TOPMed
gnomAD
rs776280011 72 A>T No ExAC
TOPMed
gnomAD
rs2045441029 72 A>V No gnomAD
rs923835662 75 F>C No gnomAD
rs2045440996 77 W>R No Ensembl
rs2144046695 80 Y>* No Ensembl
rs1243053820 80 Y>H No TOPMed
gnomAD
rs1243053820 80 Y>N No TOPMed
gnomAD
rs1377854325 82 S>F No TOPMed
gnomAD
rs371774362 82 S>T No ESP
TOPMed
gnomAD
rs1377854325 82 S>Y No TOPMed
gnomAD
rs1276705264 83 N>D No TOPMed
rs1597668671 84 T>A No Ensembl
rs2045440868 84 T>I No TOPMed
rs550194233 86 F>L No 1000Genomes
ExAC
TOPMed
gnomAD
rs531950163 88 I>M No 1000Genomes
ExAC
TOPMed
gnomAD
rs2045433966 88 I>V No gnomAD
rs1165561289 91 I>T No TOPMed
gnomAD
rs753207809 92 D>N No ExAC
TOPMed
gnomAD
rs2144045006 93 S>G No Ensembl
rs1409953518 93 S>T No gnomAD
rs779985444 94 T>M No ExAC
TOPMed
gnomAD
rs1253682282 95 D>G No gnomAD
rs906866666 96 R>G No TOPMed
gnomAD
rs759106338 96 R>Q No ExAC
TOPMed
gnomAD
rs906866666 96 R>W No TOPMed
gnomAD
rs2045433629 97 D>G No Ensembl
rs1326464068 97 D>N No TOPMed
gnomAD
rs1267052865 98 R>G No TOPMed
gnomAD
rs1228649450 98 R>Q No TOPMed
gnomAD
rs1267052865 98 R>W No TOPMed
gnomAD
rs1385516355 100 L>P No gnomAD
rs1294643019 102 T>I No gnomAD
rs1294643019 102 T>N No gnomAD
TCGA novel 102 T>S Variant assessed as Somatic; MODERATE impact. [NCI-TCGA] No NCI-TCGA
rs767380922 103 R>L No ExAC
TOPMed
gnomAD
rs767380922 103 R>P No ExAC
TOPMed
gnomAD
rs767380922 103 R>Q No ExAC
TOPMed
gnomAD
rs199517979 103 R>W No 1000Genomes
ESP
ExAC
TOPMed
gnomAD
rs1597668242 104 E>G No Ensembl
rs1457942237 104 E>K No 1000Genomes
TOPMed
gnomAD
rs1597668238 105 E>G No Ensembl
rs1414551708 105 E>K No TOPMed
gnomAD
rs1410628841 107 Y>C No gnomAD
rs2144044866 107 Y>H No Ensembl
rs1432400138 109 M>V No TOPMed
gnomAD
rs560559460 112 H>Q No 1000Genomes
ExAC
TOPMed
gnomAD
rs1463123343 113 E>* No TOPMed
gnomAD
rs1463123343 113 E>K No TOPMed
gnomAD
rs1169143455 114 A>V No TOPMed
gnomAD
rs2045430132 116 Q>E No TOPMed
gnomAD
rs1473335592 116 Q>H No gnomAD
rs16522 116 Q>R No 1000Genomes
ESP
ExAC
TOPMed
gnomAD
rs573557004 117 D>N No 1000Genomes
ExAC
gnomAD
rs1463225710 119 S>L No TOPMed
rs2045429994 124 A>V No gnomAD
rs2045429945 125 N>K No gnomAD
rs370682508 125 N>S No ESP
TOPMed
gnomAD
rs1229152836 126 K>E No gnomAD
rs200547902 126 K>R No TOPMed
gnomAD
rs1285817252 127 Q>* No TOPMed
gnomAD
rs1293550171 129 V>A No Ensembl
rs779464290
COSM1740392
129 V>M haematopoietic_and_lymphoid_tissue [Cosmic] No cosmic curated
ExAC
TOPMed
gnomAD
rs772078985 130 K>R No TOPMed
gnomAD
rs1205540346 131 D>N No TOPMed
gnomAD
rs1427646966 132 S>C No gnomAD
rs2045429751 133 M>I No TOPMed
rs754455729 133 M>T No ExAC
TOPMed
gnomAD
rs1275078518 133 M>V No TOPMed
rs1219987702 134 R>G No TOPMed
rs1597668035 135 M>I No Ensembl
rs753398341 135 M>T No ExAC
TOPMed
gnomAD
rs1478334781 137 E>* No TOPMed
rs1478334781 137 E>K No TOPMed
rs986269992 138 I>N No Ensembl
rs377482301 138 I>V No ESP
ExAC
TOPMed
gnomAD
rs1424025706 140 H>N No gnomAD
rs370101333 140 H>R No ESP
ExAC
TOPMed
gnomAD
rs1190446445 141 F>L No gnomAD
rs954948233 145 S>N No TOPMed
gnomAD
rs2045429511 146 T>I No gnomAD
rs376949657 151 S>L No ESP
ExAC
TOPMed
gnomAD
rs1206527066 152 W>* No gnomAD
rs561637763 153 H>R No 1000Genomes
rs1366680173 153 H>Y Variant assessed as Somatic; MODERATE impact. [NCI-TCGA] No NCI-TCGA
TOPMed
gnomAD
rs1244234102 154 I>M No gnomAD
rs1263721610 154 I>T No gnomAD
rs2045429395 154 I>V No gnomAD
rs1287158679 155 Q>P No TOPMed
rs1009967820 156 G>D No TOPMed
gnomAD
rs1009967820 156 G>V No TOPMed
gnomAD
rs956710099 157 C>S No TOPMed
gnomAD
rs2144043955 158 C>S No Ensembl
rs2045429305 159 A>T No TOPMed
rs774423987 159 A>V No ExAC
gnomAD
rs1349681651 160 L>F No gnomAD
rs2045429260 161 T>S No gnomAD
rs865780214 162 R>G No TOPMed
gnomAD
rs759664891 163 E>D No ExAC
gnomAD
rs1388577675 163 E>K No TOPMed
gnomAD
rs2045429203 163 E>V No gnomAD
rs1293703915 164 G>R No Ensembl
rs1376360578 167 A>T No TOPMed
gnomAD
rs1198814674 167 A>V No gnomAD
rs571349174 168 R>G No 1000Genomes
TOPMed
gnomAD
TCGA novel 169 L>P Variant assessed as Somatic; MODERATE impact. [NCI-TCGA] No NCI-TCGA
rs2045408713 169 L>R No Ensembl
rs1567779362 169 L>V No Ensembl
TCGA novel 170 Q>V Variant assessed as Somatic; HIGH impact. [NCI-TCGA] No NCI-TCGA
rs151045610 171 W>R No 1000Genomes
ExAC
TOPMed
gnomAD
rs1369691597 172 M>I No TOPMed
rs1464602889 176 A>V No gnomAD
rs1386820813 177 A>T No TOPMed
rs2144038570 178 A>S No Ensembl
rs1225196998 179 N>S No gnomAD
rs1871435719 180 N>del No TOPMed

No associated diseases with A6NH57

1 regional properties for A6NH57

Type Name Position InterPro Accession
domain Small GTP-binding protein domain 16 - 146 IPR005225

Functions

Description
EC Number
Subcellular Localization
PANTHER Family
PANTHER Subfamily
PANTHER Protein Class
PANTHER Pathway Category No pathway information available

1 GO annotations of cellular component

Name Definition
trans-Golgi network The network of interconnected tubular and cisternal structures located within the Golgi apparatus on the side distal to the endoplasmic reticulum, from which secretory vesicles emerge. The trans-Golgi network is important in the later stages of protein secretion where it is thought to play a key role in the sorting and targeting of secreted proteins to the correct destination.

2 GO annotations of molecular function

Name Definition
GTP binding Binding to GTP, guanosine triphosphate.
GTPase activity Catalysis of the reaction

3 GO annotations of biological process

Name Definition
intracellular protein transport The directed movement of proteins in a cell, including the movement of proteins between specific compartments or structures within a cell, such as organelles of a eukaryotic cell.
protein localization to Golgi membrane A process in which a protein is transported to, or maintained in, a location within a Golgi membrane.
vesicle-mediated transport A cellular transport process in which transported substances are moved in membrane-bounded vesicles; transported substances are enclosed in the vesicle lumen or located in the vesicle membrane. The process begins with a step that directs a substance to the forming vesicle, and includes vesicle budding and coating. Vesicles are then targeted to, and fuse with, an acceptor membrane.

48 homologous proteins in AiPD

UniProt AC Gene Name Protein Name Species Evidence Code
P84081 ARF2 ADP-ribosylation factor 2 Bos taurus (Bovine) SS
P84080 ARF1 ADP-ribosylation factor 1 Bos taurus (Bovine) SS
Q3SZF2 ARF4 ADP-ribosylation factor 4 Bos taurus (Bovine) SS
Q0VC18 ARL4D ADP-ribosylation factor-like protein 4D Bos taurus (Bovine) PR
Q2KJ96 ARL5A ADP-ribosylation factor-like protein 5A Bos taurus (Bovine) SS
P49702 ARF5 ADP-ribosylation factor 5 Gallus gallus (Chicken) SS
P40945 Arf4 ADP ribosylation factor 4 Drosophila melanogaster (Fruit fly) SS
P61209 Arf1 ADP-ribosylation factor 1 Drosophila melanogaster (Fruit fly) SS
P18085 ARF4 ADP-ribosylation factor 4 Homo sapiens (Human) EV
P49703 ARL4D ADP-ribosylation factor-like protein 4D Homo sapiens (Human) PR
P84077 ARF1 ADP-ribosylation factor 1 Homo sapiens (Human) EV
P84085 ARF5 ADP-ribosylation factor 5 Homo sapiens (Human) EV
Q8N4G2 ARL14 ADP-ribosylation factor-like protein 14 Homo sapiens (Human) SS
Q969Q4 ARL11 ADP-ribosylation factor-like protein 11 Homo sapiens (Human) PR
Q96KC2 ARL5B ADP-ribosylation factor-like protein 5B Homo sapiens (Human) SS
P62330 ARF6 ADP-ribosylation factor 6 Homo sapiens (Human) EV
Q8IVW1 ARL17A ADP-ribosylation factor-like protein 17 Homo sapiens (Human) SS
Q9H0F7 ARL6 ADP-ribosylation factor-like protein 6 Homo sapiens (Human) SS
P40616 ARL1 ADP-ribosylation factor-like protein 1 Homo sapiens (Human) SS
P61204 ARF3 ADP-ribosylation factor 3 Homo sapiens (Human) EV
Q9Y689 ARL5A ADP-ribosylation factor-like protein 5A Homo sapiens (Human) SS
P49076 ARF1 ADP-ribosylation factor Zea mays (Maize) SS
P84084 Arf5 ADP-ribosylation factor 5 Mus musculus (Mouse) SS
P61750 Arf4 ADP-ribosylation factor 4 Mus musculus (Mouse) SS
Q99PE9 Arl4d ADP-ribosylation factor-like protein 4D Mus musculus (Mouse) PR
P61205 Arf3 ADP-ribosylation factor 3 Mus musculus (Mouse) SS
P84078 Arf1 ADP-ribosylation factor 1 Mus musculus (Mouse) SS
Q8BSL7 Arf2 ADP-ribosylation factor 2 Mus musculus (Mouse) SS
Q6P068 Arl5c ADP-ribosylation factor-like protein 5C Mus musculus (Mouse) SS
Q80ZU0 Arl5a ADP-ribosylation factor-like protein 5A Mus musculus (Mouse) SS
Q9D4P0 Arl5b ADP-ribosylation factor-like protein 5B Mus musculus (Mouse) SS
P51824 ADP-ribosylation factor 1 Solanum tuberosum (Potato) SS
P84082 Arf2 ADP-ribosylation factor 2 Rattus norvegicus (Rat) SS
P84083 Arf5 ADP-ribosylation factor 5 Rattus norvegicus (Rat) SS
P36407 Trim23 E3 ubiquitin-protein ligase TRIM23 Rattus norvegicus (Rat) SS
P61751 Arf4 ADP-ribosylation factor 4 Rattus norvegicus (Rat) SS
P61206 Arf3 ADP-ribosylation factor 3 Rattus norvegicus (Rat) SS
P84079 Arf1 ADP-ribosylation factor 1 Rattus norvegicus (Rat) SS
P51646 Arl5a ADP-ribosylation factor-like protein 5A Rattus norvegicus (Rat) SS
Q06396 Os01g0813400 ADP-ribosylation factor 1 Oryza sativa subsp. japonica (Rice) SS
P51823 ARF ADP-ribosylation factor 2 Oryza sativa subsp. japonica (Rice) SS
Q10943 arf-1.2 ADP-ribosylation factor 1-like 2 Caenorhabditis elegans SS
P34212 arl-5 ADP-ribosylation factor-like protein 5 Caenorhabditis elegans SS
Q9LQC8 ARF2-A ADP-ribosylation factor 2-A Arabidopsis thaliana (Mouse-ear cress) SS
P0DH91 ARF2-B ADP-ribosylation factor 2-B Arabidopsis thaliana (Mouse-ear cress) SS
P40940 ARF3 ADP-ribosylation factor 3 Arabidopsis thaliana (Mouse-ear cress) SS
P36397 ARF1 ADP-ribosylation factor 1 Arabidopsis thaliana (Mouse-ear cress) SS
Q5M9P8 arl6 ADP-ribosylation factor-like protein 6 Danio rerio (Zebrafish) (Brachydanio rerio) SS
10 20 30 40 50 60
MGQLIAKLMS IFGNQEHTVI IVGLDNEGKT TILYRFLTNE VVHMCPTIGS NVEEIILPKT
70 80 90 100 110 120
HFFMWDIVRP EALSFIWNTY YSNTEFIILV IDSTDRDRLL TTREELYKML AHEALQDASV
130 140 150 160 170
LIFANKQDVK DSMRMVEISH FLTLSTIKDH SWHIQGCCAL TREGLPARLQ WMESQAAAN