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Overview

Uniprot IDA0A140UHX6
Protein NameSpectrin beta chain
Gene NameSptb
OrganismRattus norvegicus

Kla Sites from experimental identification

Position Flanking peptide
680 LILQRKHKAFEDELR

Function

Spectrin is the major constituent of the cytoskeletal network underlying the erythrocyte plasma membrane. It associates with band 4.1 and actin to form the cytoskeletal superstructure of the erythrocyte plasma membrane

Protein Sequence

10 MTSATEFENV 20 GNQPPYSRIN 30 ARWDAPDDEL 40 DNDSSSARLF 50 ERSRIKALAD 60 EREVVQKKTF 70 TKWVNSHLAR 80 VSCRISDLYK 90 DLRDGRMLIK 100 LLEVLSGEML 110 PRPTKGKMRI 120 HCLENVDKAL 130 QFLKEQRVHL 140 ENMGSHDIVD 150 GNHRLVLGLI 160 WTIILRFQIQ 170 DIVVQTQEGR 180 ETRSAKDALL 190 LWCQMKTAGY 200 PQVNVTNFTS 210 SWKDGLAFNA 220 LIHKHRPDLI 230 DFDKLKDSNA 240 RHNLEHAFDV 250 AERQLGIIPL 260 LDPEDVFTEN 270 PDEKSIITYV 280 VAFYHYFSKM 290 KVLAVEGKRV 300 GKVIDHAIET 310 EKMIEKYSGL 320 ASDLLTWIEQ 330 TISVLNSRKF 340 ANSLSGVQQQ 350 LQAFSTYRTV 360 EKPPKFQEKG 370 NLEVLLFTIQ 380 SRMRANNQKV 390 YTPHDGKLVS 400 DINRAWESLE 410 EAEYQRELAL 420 RSELIRQEKL 430 EQLARRFDRK 440 AAMRETWLNE 450 NQRLVTQDNF 460 GYDLAAVEAA 470 KKKHEAIETD 480 TAAYEERVKA 490 LEDLAQELEK 500 ENYHDQKRIS 510 ARKNNILRLW 520 SYLQELLRSR 530 RQRLEATLAL 540 QKLFQDMLHS 550 IDWMDEIKAH 560 ILSAEFGKHL 570 LEVEDLLQKH 580 KLMEADIAIQ 590 GDKVKTITAA 600 TLQFTEGKGY 610 QPCDPQVIQD 620 RVSHLEQCFS 630 ELSNMAAGRK 640 AQLEQSKRLW 650 KFFWEMDEAE 660 SWIKEKEQIY 670 SSLDYGKDLT 680 SVLILQRKHK 690 AFEDELRGLD 700 AHLKQIFQEA 710 EDMVAQKQFG 720 HPQIETRVKE 730 VSAQWDHLKE 740 LAAFRKKDLQ 750 DAENFFQFQG 760 DADDLKAWLQ 770 DAHRLLSGED 780 VGQDEGATRA 790 LGKKHKEFLE 800 ELEESRGVME 810 HLENQAQGFP 820 EEFRDSPDVT 830 NRLQALRKLY 840 QQVMAQAELR 850 GHKLQEALDL 860 YTVFGESDAC 870 ELWMTEKGKW 880 LDQMDIPNTL 890 EDLEVVQHRF 900 DILDQEMKTL 910 MAQIDGVNLA 920 ANNLVESGHP 930 RSGEVKQYQD 940 RLNKRWQAFQ 950 AVVSEQREAV 960 DSALRVNNYC 970 VDCEETSKWI 980 VDKTKVVEST 990 KDLGQDLAGV 1000 IAIQRKLSGL 1010 ERDVLAIRDR 1020 VSALERESQY 1030 LMESHPDQKE 1040 DIGQRQADVE 1050 KMWKGLQDAL 1060 QGQELSLGEA 1070 SKLQAFLQDL 1080 DDFKAWLSMA 1090 QKAVASEDMP 1100 ESLPEAEQLL 1110 QQHAAIKEEI 1120 DAHKDDYHRV 1130 KASGEKVIEG 1140 QTDPDYQLLG 1150 QRLEGLDTDW 1160 DALWRMWESR 1170 GNTLTQCLGF 1180 QEFQKDAKQA 1190 EAILSNQEYT 1200 LAHLEPPDSL 1210 AAAEAGIRKF 1220 EDFLVSMENN 1230 RDKVLSPVDS 1240 GNMLVSEGNL 1250 YSNKIKEKVQ 1260 LIEDRHMKNN 1270 EKAQEVTALL 1280 KDNLELQNFL 1290 QNCKELTLWI 1300 NDKLLTSPDI 1310 SYDEARNLHN 1320 KWMKHQAFMA 1330 ELASHQGWLE 1340 NIVAEGRQLM 1350 AEKPQFTDVV 1360 SERLEALHKL 1370 WDELQTTTKA 1380 KTEQLSAARS 1390 SDLRLQTHAD 1400 LSKWISAMED 1410 QLRSDDLGKD 1420 LTTVNRMLVK 1430 LKRVEEQVNL 1440 RKEELEELFA 1450 EAPPLGAEAG 1460 DTDMSIEKRF 1470 LDLLEPLGRR 1480 KKQLELSKAK 1490 LQISRDLEDE 1500 TLWVEERLPL 1510 AQSADYGTNL 1520 QTVQLFMKKN 1530 QTLQNEILGH 1540 APRVEDVLHR 1550 GQELVKAAEI 1560 DCQDIEERLG 1570 HLQSSWDTLR 1580 EAAAGRLQRL 1590 REAHEAQQYY 1600 LDAGEAEAWI 1610 SEQELYVFSD 1620 EPPKDEEGAI 1630 VMLKRHLRQQ 1640 RTVEEYGRNI 1650 KQLAGRAQSL 1660 LSAGHPEGEQ 1670 IIRLQGQVDK 1680 QYAGLKDMAE 1690 ERRRKLENMY 1700 HLFQLKREAD 1710 DLEQWITEKE 1720 MVASSQEMGQ 1730 DFDHVTMLRD 1740 KFRDFARETG 1750 AIGQERVDNV 1760 NSIIERLIDA 1770 GHSEAATIAE 1780 WKDGLNDMWA 1790 DLLELIDTRM 1800 QLLAASYDLH 1810 RYFYTGTEIL 1820 GLIDEKHREL 1830 PEDVGLDAST 1840 AESFHRVHTA 1850 FERELHLLGV 1860 QVQQFQDVAT 1870 RLQTAYAGEK 1880 ADAIQSKEQE 1890 VSAAWQALLD 1900 ACAGRRAQLV 1910 DTADKFRFFS 1920 MVRDLLSWME 1930 SIIRQIETQE 1940 RPRDVSSVEL 1950 LLKYHQGIKA 1960 EINTRAKNFS 1970 TCLELGESLL 1980 QRQHQASDEI 1990 REKLQQVISR 2000 RQEMNDKWEA 2010 RSDRLHMLLE 2020 VCQFSRDASV 2030 AEAWLIAQEP 2040 YLASRDFGHT 2050 VDSVEKLIKR 2060 HEAFEKSTAS 2070 WAERFAALEK 2080 PTTLELKERQ 2090 TPDRPTEEPG 2100 PQEEEGETAG 2110 EAPQVHHAAT 2120 ERTSPPLILT 2130 ARSLFPPLAW 2140 SAGSPHRGKQ 2150 HSISTRQATS 2160 DTGIPPYLTT 2170 SYQVTGEGLS 2180 EPEETQFVLY 2190 SQGITSQVVG 2200 KDIVQLKMRE 2210 TYGFRYNLKV 2220 TEEYSINTLI 2230 QVVCNTAPCS 2240 RPFLQSIFRA PQCVSQR

Gene Ontology

Classification GO ID Description
Cellular Component GO:0016020 membrane
Cellular Component GO:0008091 spectrin
Molecular Function GO:0003779 actin binding
Molecular Function GO:0005200 structural constituent of cytoskeleton
Biological Process GO:0051693 actin filament capping

Reference

[1] Sheng L, Xu H, Wang Y, Ni J, Xiang T et al.. Systematic analysis of lysine lactylation in nucleus pulposus cells.. iScience 27(11):111157. 2024 Nov 15. PMID: 39524337.