ID A0A2I0MKV6_COLLI Unreviewed; 381 AA.
AC A0A2I0MKV6;
DT 28-FEB-2018, integrated into UniProtKB/TrEMBL.
DT 28-FEB-2018, sequence version 1.
DT 24-JAN-2024, entry version 17.
DE RecName: Full=Tubulin alpha chain {ECO:0000256|RuleBase:RU000352};
GN Name=TUBA8 {ECO:0000313|EMBL:PKK30309.1};
GN ORFNames=A306_00004479 {ECO:0000313|EMBL:PKK30309.1};
OS Columba livia (Rock dove).
OC Eukaryota; Metazoa; Chordata; Craniata; Vertebrata; Euteleostomi;
OC Archelosauria; Archosauria; Dinosauria; Saurischia; Theropoda;
OC Coelurosauria; Aves; Neognathae; Columbiformes; Columbidae; Columba.
OX NCBI_TaxID=8932 {ECO:0000313|EMBL:PKK30309.1, ECO:0000313|Proteomes:UP000053872};
RN [1] {ECO:0000313|EMBL:PKK30309.1, ECO:0000313|Proteomes:UP000053872}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC TISSUE=Blood {ECO:0000313|EMBL:PKK30309.1};
RX PubMed=23371554; DOI=10.1126/science.1230422;
RA Shapiro M.D., Kronenberg Z., Li C., Domyan E.T., Pan H., Campbell M.,
RA Tan H., Huff C.D., Hu H., Vickrey A.I., Nielsen S.C., Stringham S.A.,
RA Hu H., Willerslev E., Gilbert M.T., Yandell M., Zhang G., Wang J.;
RT "Genomic diversity and evolution of the head crest in the rock pigeon.";
RL Science 339:1063-1067(2013).
CC -!- FUNCTION: Tubulin is the major constituent of microtubules, a cylinder
CC consisting of laterally associated linear protofilaments composed of
CC alpha- and beta-tubulin heterodimers. Microtubules grow by the addition
CC of GTP-tubulin dimers to the microtubule end, where a stabilizing cap
CC forms. Below the cap, tubulin dimers are in GDP-bound state, owing to
CC GTPase activity of alpha-tubulin. {ECO:0000256|RuleBase:RU000352}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=GTP + H2O = GDP + H(+) + phosphate; Xref=Rhea:RHEA:19669,
CC ChEBI:CHEBI:15377, ChEBI:CHEBI:15378, ChEBI:CHEBI:37565,
CC ChEBI:CHEBI:43474, ChEBI:CHEBI:58189;
CC Evidence={ECO:0000256|ARBA:ARBA00001702};
CC PhysiologicalDirection=left-to-right; Xref=Rhea:RHEA:19670;
CC Evidence={ECO:0000256|ARBA:ARBA00001702};
CC -!- COFACTOR:
CC Name=Mg(2+); Xref=ChEBI:CHEBI:18420;
CC Evidence={ECO:0000256|ARBA:ARBA00001946};
CC -!- SUBUNIT: Dimer of alpha and beta chains. A typical microtubule is a
CC hollow water-filled tube with an outer diameter of 25 nm and an inner
CC diameter of 15 nM. Alpha-beta heterodimers associate head-to-tail to
CC form protofilaments running lengthwise along the microtubule wall with
CC the beta-tubulin subunit facing the microtubule plus end conferring a
CC structural polarity. Microtubules usually have 13 protofilaments but
CC different protofilament numbers can be found in some organisms and
CC specialized cells. {ECO:0000256|RuleBase:RU000352}.
CC -!- SUBCELLULAR LOCATION: Cytoplasm, cytoskeleton
CC {ECO:0000256|ARBA:ARBA00004245}.
CC -!- SIMILARITY: Belongs to the tubulin family.
CC {ECO:0000256|ARBA:ARBA00009636, ECO:0000256|RuleBase:RU000352}.
CC -!- CAUTION: The sequence shown here is derived from an EMBL/GenBank/DDBJ
CC whole genome shotgun (WGS) entry which is preliminary data.
CC {ECO:0000313|EMBL:PKK30309.1}.
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DR EMBL; AKCR02000008; PKK30309.1; -; Genomic_DNA.
DR RefSeq; XP_005500342.1; XM_005500285.2.
DR AlphaFoldDB; A0A2I0MKV6; -.
DR STRING; 8932.A0A2I0MKV6; -.
DR GeneID; 102093000; -.
DR KEGG; clv:102093000; -.
DR CTD; 51807; -.
DR InParanoid; A0A2I0MKV6; -.
DR OrthoDB; 899149at2759; -.
DR Proteomes; UP000053872; Unassembled WGS sequence.
DR GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-KW.
DR GO; GO:0005874; C:microtubule; IEA:UniProtKB-KW.
DR GO; GO:0005525; F:GTP binding; IEA:UniProtKB-UniRule.
DR GO; GO:0016787; F:hydrolase activity; IEA:UniProtKB-KW.
DR GO; GO:0005200; F:structural constituent of cytoskeleton; IEA:InterPro.
DR GO; GO:0007017; P:microtubule-based process; IEA:InterPro.
DR CDD; cd02186; alpha_tubulin; 1.
DR Gene3D; 1.10.287.600; Helix hairpin bin; 1.
DR Gene3D; 3.30.1330.20; Tubulin/FtsZ, C-terminal domain; 1.
DR Gene3D; 3.40.50.1440; Tubulin/FtsZ, GTPase domain; 1.
DR InterPro; IPR002452; Alpha_tubulin.
DR InterPro; IPR008280; Tub_FtsZ_C.
DR InterPro; IPR000217; Tubulin.
DR InterPro; IPR037103; Tubulin/FtsZ-like_C.
DR InterPro; IPR018316; Tubulin/FtsZ_2-layer-sand-dom.
DR InterPro; IPR036525; Tubulin/FtsZ_GTPase_sf.
DR InterPro; IPR023123; Tubulin_C.
DR InterPro; IPR017975; Tubulin_CS.
DR InterPro; IPR003008; Tubulin_FtsZ_GTPase.
DR PANTHER; PTHR11588; TUBULIN; 1.
DR PANTHER; PTHR11588:SF140; TUBULIN ALPHA-8 CHAIN-RELATED; 1.
DR Pfam; PF00091; Tubulin; 1.
DR Pfam; PF03953; Tubulin_C; 1.
DR PRINTS; PR01162; ALPHATUBULIN.
DR PRINTS; PR01161; TUBULIN.
DR SMART; SM00864; Tubulin; 1.
DR SMART; SM00865; Tubulin_C; 1.
DR SUPFAM; SSF55307; Tubulin C-terminal domain-like; 1.
DR SUPFAM; SSF52490; Tubulin nucleotide-binding domain-like; 1.
DR PROSITE; PS00227; TUBULIN; 1.
PE 3: Inferred from homology;
KW Cytoplasm {ECO:0000256|ARBA:ARBA00022490};
KW Cytoskeleton {ECO:0000256|ARBA:ARBA00023212};
KW GTP-binding {ECO:0000256|ARBA:ARBA00023134, ECO:0000256|RuleBase:RU000352};
KW Hydrolase {ECO:0000256|ARBA:ARBA00022801};
KW Microtubule {ECO:0000256|ARBA:ARBA00022701, ECO:0000256|RuleBase:RU000352};
KW Nucleotide-binding {ECO:0000256|ARBA:ARBA00022741,
KW ECO:0000256|RuleBase:RU000352};
KW Reference proteome {ECO:0000313|Proteomes:UP000053872}.
FT DOMAIN 1..180
FT /note="Tubulin/FtsZ GTPase"
FT /evidence="ECO:0000259|SMART:SM00864"
FT DOMAIN 182..327
FT /note="Tubulin/FtsZ 2-layer sandwich"
FT /evidence="ECO:0000259|SMART:SM00865"
SQ SEQUENCE 381 AA; 42594 MW; 03E8E21020C3D885 CRC64;
MVDLEPTVVD EVRAGTFREL FHPEQLITGK EDAANNYARG HYTIGKEIID LVLDRIRKLT
DACSGLQGFL IFHSFGGGTG SGFTSLLMER LSVDYGKKSK LEFAIYPAPQ VSTAVVEPYN
SILTTHTTLE HSDCAFMVDN EAIYDICRRN LGIERPTYTN LNRLISQIVS SITASLRFDG
ALNVDLTEFQ TNLVPYPRIH FPLVTYAPII SSDRAFHEQL SVAEITNACF EPNNQMVKCD
PRQGKYMACC LLYRGDVVPK DVNVAIAAIK TKRTIQFVDW CPTGFKVGIN YQPPTVVPGG
DLAQVQRAVC MLSNTTAIAD AWARLDHKFD QLYAKRAFVH WYVGEGMEEG EFAEAREDLA
ALEKDYEEVG TDSFEEENDG E
//