ID A0A2R2MIP0_LINUN Unreviewed; 2455 AA.
AC A0A2R2MIP0;
DT 23-MAY-2018, integrated into UniProtKB/TrEMBL.
DT 23-MAY-2018, sequence version 1.
DT 27-MAR-2024, entry version 21.
DE SubName: Full=Spectrin alpha chain-like isoform X4 {ECO:0000313|RefSeq:XP_023929927.1};
GN Name=LOC106175284 {ECO:0000313|RefSeq:XP_023929927.1};
OS Lingula unguis.
OC Eukaryota; Metazoa; Spiralia; Lophotrochozoa; Brachiopoda; Linguliformea;
OC Lingulata; Lingulida; Linguloidea; Lingulidae; Lingula.
OX NCBI_TaxID=7574 {ECO:0000313|Proteomes:UP000085678, ECO:0000313|RefSeq:XP_023929927.1};
RN [1] {ECO:0000313|RefSeq:XP_023929927.1}
RP IDENTIFICATION.
RC TISSUE=Gonads {ECO:0000313|RefSeq:XP_023929927.1};
RG RefSeq;
RL Submitted (NOV-2023) to UniProtKB.
CC -!- SUBCELLULAR LOCATION: Cytoplasm, cytoskeleton
CC {ECO:0000256|ARBA:ARBA00004245}.
CC -!- SIMILARITY: Belongs to the spectrin family.
CC {ECO:0000256|ARBA:ARBA00006826}.
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DR RefSeq; XP_023929927.1; XM_024074159.1.
DR EnsemblMetazoa; XM_024074159.1; XP_023929927.1; LOC106175284.
DR Proteomes; UP000085678; Unplaced.
DR GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-KW.
DR GO; GO:0005856; C:cytoskeleton; IEA:UniProtKB-SubCell.
DR GO; GO:0005509; F:calcium ion binding; IEA:InterPro.
DR GO; GO:0005516; F:calmodulin binding; IEA:UniProtKB-KW.
DR GO; GO:0051693; P:actin filament capping; IEA:UniProtKB-KW.
DR CDD; cd00051; EFh; 1.
DR CDD; cd11808; SH3_Alpha_Spectrin; 1.
DR CDD; cd00176; SPEC; 12.
DR Gene3D; 1.20.58.60; -; 19.
DR Gene3D; 1.10.238.10; EF-hand; 2.
DR Gene3D; 2.30.30.40; SH3 Domains; 1.
DR InterPro; IPR035825; Alpha_Spectrin_SH3.
DR InterPro; IPR011992; EF-hand-dom_pair.
DR InterPro; IPR014837; EF-hand_Ca_insen.
DR InterPro; IPR018247; EF_Hand_1_Ca_BS.
DR InterPro; IPR002048; EF_hand_dom.
DR InterPro; IPR036028; SH3-like_dom_sf.
DR InterPro; IPR001452; SH3_domain.
DR InterPro; IPR018159; Spectrin/alpha-actinin.
DR InterPro; IPR002017; Spectrin_repeat.
DR PANTHER; PTHR11915:SF422; PH_9 DOMAIN-CONTAINING PROTEIN-RELATED; 1.
DR PANTHER; PTHR11915; SPECTRIN/FILAMIN RELATED CYTOSKELETAL PROTEIN; 1.
DR Pfam; PF13499; EF-hand_7; 1.
DR Pfam; PF08726; EFhand_Ca_insen; 1.
DR Pfam; PF00018; SH3_1; 1.
DR Pfam; PF00435; Spectrin; 20.
DR PRINTS; PR00452; SH3DOMAIN.
DR PRINTS; PR01887; SPECTRNALPHA.
DR SMART; SM00054; EFh; 2.
DR SMART; SM01184; efhand_Ca_insen; 1.
DR SMART; SM00326; SH3; 1.
DR SMART; SM00150; SPEC; 20.
DR SUPFAM; SSF47473; EF-hand; 1.
DR SUPFAM; SSF50044; SH3-domain; 1.
DR SUPFAM; SSF46966; Spectrin repeat; 16.
DR PROSITE; PS00018; EF_HAND_1; 2.
DR PROSITE; PS50222; EF_HAND_2; 2.
DR PROSITE; PS50002; SH3; 1.
PE 3: Inferred from homology;
KW Actin capping {ECO:0000256|ARBA:ARBA00022467};
KW Calcium {ECO:0000256|ARBA:ARBA00022837};
KW Calmodulin-binding {ECO:0000256|ARBA:ARBA00022860};
KW Coiled coil {ECO:0000256|SAM:Coils};
KW Cytoplasm {ECO:0000256|ARBA:ARBA00022490};
KW Metal-binding {ECO:0000256|ARBA:ARBA00022723};
KW Phosphoprotein {ECO:0000256|ARBA:ARBA00022553};
KW Reference proteome {ECO:0000313|Proteomes:UP000085678};
KW Repeat {ECO:0000256|ARBA:ARBA00022737};
KW SH3 domain {ECO:0000256|ARBA:ARBA00022443, ECO:0000256|PROSITE-
KW ProRule:PRU00192}.
FT DOMAIN 977..1036
FT /note="SH3"
FT /evidence="ECO:0000259|PROSITE:PS50002"
FT DOMAIN 2306..2341
FT /note="EF-hand"
FT /evidence="ECO:0000259|PROSITE:PS50222"
FT DOMAIN 2349..2384
FT /note="EF-hand"
FT /evidence="ECO:0000259|PROSITE:PS50222"
FT COILED 295..354
FT /evidence="ECO:0000256|SAM:Coils"
FT COILED 612..675
FT /evidence="ECO:0000256|SAM:Coils"
FT COILED 935..969
FT /evidence="ECO:0000256|SAM:Coils"
FT COILED 1118..1185
FT /evidence="ECO:0000256|SAM:Coils"
FT COILED 1225..1252
FT /evidence="ECO:0000256|SAM:Coils"
FT COILED 1718..1746
FT /evidence="ECO:0000256|SAM:Coils"
FT COILED 1821..1852
FT /evidence="ECO:0000256|SAM:Coils"
SQ SEQUENCE 2455 AA; 283950 MW; EAA8E0895EB4AF76 CRC64;
MTSAEVHPRE IKILETAEDI QERRAEVLGR YAAFKDATHQ RRLMLEDARN FQYFRRDADE
LESWILEKLQ TASDESWKDT TNLQAKIQKH QAFEAEVQAH SNAIVELDNR GMEMINADHF
ASDIIKARLE EIHRLWELLL SKLQDKGIKL QQALVLVQFF RECSEVMFWI TDKEAFVTSE
EFGHDLEHVE VLQKKYDEFR KDLESHEYRV TEVNGMAEKL LSDGHPSEEQ IREKQIELNE
AWQRLKQLAI LRQEKLSGAH EIQQFNRDAD ETIAWITEKD GLLSTDDYGR DLASVQGLQR
KHEGAERDLA ALEERVTQLN AESGRLSAEY PDHADEVQTK QDEINQNWAR LQEKAEERKN
RLDDSYHLQR FLADFRDLVS WIHEMMAIIS ADDLAKDVAG AESLLERHQE HKGEIDARED
SFKTTADAGK QLLESDHYAT EEVKEKLVQL ANEKTTLLEL WEERRILYEQ CMDLQLFYRD
TEQADAWMSK QEAFLQNEDL GDSLDSVEAL IKKHEDFEKS LAAQEEKIHA LDEFATKLIE
NEHYAADDVA ARRDALLQRR NALYERSGAR RRMLEDSLRF QVFERDCDET KSWINEKLKT
ASDESYLDPT NLQNKVQKHQ NFEQELAANQ SRIEAVNKQG QDLIDSNHFA SDITRERLEE
IQELWQQLNE QTEKKSGRLN EASEQQAYNR NVEDVELWLT EIENFLMSED FGKIITKGDL
TSVQNLQKKH ALLEADVAAH QDRVDSISQQ ADEFVDNGHF DADNIVAKKD AMVERYNALQ
EPMNARKQKL IDALQLQQFI RDIEDEEDWI REKEPIAAST NRGRDLIGVQ NLMKKHQALL
AELGGHEPRI GCVCEQGQEM INENHFASDE IQQRIAGLQE KWNNLKEKAF QRKQDLEDSL
EAQQYFADAN EAESWMKEKV PIVSSTDYGK DEDSAEALLK KHEALMADLE AYKTNIDNLQ
YQAKACRQQE APVIDDFGKE CVVALYDYTE KSPREVSMKK GDVLTLLNSS NKDWWKVEVN
DRQGFVPAAY VKKVDQPLTA SQDNLARDFT VSIRQRQIED QYEALIDLAQ QRRDKLSESC
QAYKLVREAG ELGQWMIEKE NAVVEEAIIP EQADLEQVEV QQKKFDDFQK DLKAHEERLV
ELNQIADNLT RMGQTEAAAK IRIQIEELNR RWERLQNTAQ DKAKTLASSH EVQRYHRDVD
ETKEWIDEKD QALNTDDYGS DLASVQRLQR KHEGVERDLA ALGEKVQQLD ETAGRLVETH
PDVSDSVKAH QAEINEMWNS LTEKANARKA KLLDSYDYQR FLSDYRDLTS WINSMQALVS
SDELAKDVTG AEALLERHQN LHTDIASRYV PYQVLENAEE EAEDEEHRTE IDARAGTFQA
FEVFGYQLLQ AHHFASDDVQ DKLNELAKAR EKLEKAWIAR RMKLDQCLEL QLFLRDCEQA
ENWMAAREAF LGGDSTDGAP DSVESLIKKH EDFDRAVSAQ EEKIASLEQF SEQLVNADHY
DKDSIEEKKA EVLDRWANLK SALIENRSKL GEAQTLQQFC RDADEMEVWI TEKVALASDE
SYKDPANVQA KHQKHQAFEA ELAANTDRLQ ATIAAGQNLI DEGKCQGQEE AVRKRIANLA
EQWEYLVVKT TEKSVKLKEA SKQQQFNAAV KDIEFWLGEV EQLLQSQEYG KDLASVQNLL
KKHQLLDADI TAHDDRIKDM NNQADQFIEG GGWDPESIRE KKNSINERYE KIKELSKDRR
TKLEEANTLH QFFRDIDDEE AWIKEKKLLV GSDDYGRDLT GVQNLRKKHK RLEAELASHE
PAIQAVQETA EKLMTETQIG SEEIANRLQQ LNENWEELKQ MASNRGQKLE ESLAYQQFSA
NIEEEEAWIN EKQHLLSGED YGDTLAAVQG LLKKHDAFET DLRVHQDRCT EIKTNGDKLI
DEGNHNADHI ASRCQALMNK MEDLGESAKH RKAKLIDNSA FLQFIWKTDV VESWIADKET
QVKSEDYGRD LSSVQTLLTK QETFDAGLQA FEKEGIQTIT ALKDQLVAAN HAQTPAIQKR
YDYVIQRWQK LLADSEARKQ RLLRLQEQYR QVEDLYLTFA KKASAFNSWF ENAEEDLTDP
VRCNSVEEIK ALREAHDQFK ASLSAAQADF NQLAALDKQI KSFNVGPNPY TWFTMENLDD
TWRNLQKIIK ERDAELAREQ QRQEENDVLR KQFAQAANAF HSWLTETRMW LLDPQAMMEG
TGTLEDQLEA TKKKSAEVRA QKGQLKRIED LGAALEERLI LDNRYTEHST VGLAQQWDQL
DQLGMRMQHN LEQQIQARNQ SGVSEDALRE FSMMFKHFDK DKSGKLDHHE FKSCLRALGY
DLPMVEEGQV DPEFVAILDS VDPNRDGYVS LQEYMAFMIS RETENVQSSK DVEEAFRALT
SGDKPYITAS ELYQNLTKEQ ADYCISRMKK YQDPKGREIM EAYDYAEFTQ SLFVN
//