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Overview

Uniprot IDA0A6Q8PH20
Protein NameCalpastatin
Gene NameCAST
OrganismHomo sapiens

Kla Sites from experimental identification

Position Flanking peptide
270 GPPADSSKPIGPDDA

Function

Specific inhibition of calpain (calcium-dependent cysteine protease). Plays a key role in postmortem tenderization of meat and have been proposed to be involved in muscle protein degradation in living tissue

Protein Sequence

10 MAFASWWYKT 20 HVSEKTSESP 30 SKPGEKKGSD 40 EKKAASLGSS 50 QSSRTYAGGT 60 ASATKVSASS 70 GATSKSSSMN 80 PTETKAVKTE 90 PEKKSQSTKL 100 SVVHEKKSQE 110 GKPKEHTEPK 120 SLPKQASDTG 130 SNDAHNKKAV 140 SRSAEQQPSE 150 KSTEPKTKPQ 160 DMISAGGESV 170 AGITAISGKP 180 GDKKKEKKSL 190 TPAVPVESKP 200 DKPSGKSGMD 210 AALDDLIDTL 220 GGPEETEEEN 230 TTYTGPEVSD 240 PMSSTYIEEL 250 GKREVTIPPK 260 YRELLAKKEG 270 ITGPPADSSK 280 PIGPDDAIDA 290 LSSDFTCGSP 300 TAAGKKTEKE 310 ESTEVLKAQS 320 AGTVRSAAPP 330 QEKKRKVEKD 340 TMSDQALEAL 350 SASLGTRQAE 360 PELDLRSIKE 370 VDEAKAKEEK 380 LEKCGEDDET 390 IPSEYRLKPA 400 TDKDGKPLLP 410 EPEEKPKPRS 420 ESELIDELSE 430 DFDRSECKEK 440 PSKPTEKTEE 450 SKAAAPAPVS 460 EAVCRTSMCS 470 IQSAPPEPAT 480 LKGTVPDDAV 490 EALADSLGKK 500 EADPEDGKPV 510 MDKVKEKAKE 520 EDREKLGEKE 530 ETIPPDYRLE 540 EVKDKDGKPL 550 LPKESKEQLP 560 PMSEDFLLDA 570 LSEDFSGPQN 580 ASSLKFEDAK 590 LAAAISEVVS 600 QTPASTTQAG 610 APPRDTSQSD 620 KDLDDALDKL 630 SDSLGQRQPD 640 PDENKPMEDK 650 VKEKAKAEHR 660 DKLGERDDTI 670 PPEYRHLLDD 680 NGQDKPVKPP 690 TKKSEDSKKP 700 ADDQDPIDAL 710 SGDLDSCPST 720 TETSQNTAKD 730 KCKKAASSSK 740 APKNGGKAKD 750 SAKTTEETSK PKDD

Gene Ontology

Classification GO ID Description
Cellular Component GO:0005829 cytosol
Cellular Component GO:0005783 endoplasmic reticulum
Cellular Component GO:0005886 plasma membrane
Molecular Function GO:0004869 cysteine-type endopeptidase inhibitor activity

Reference

PMID: N/A