2025-09-13_00000143|hard|9NHB

Cryo-EM structure of SIWI-piRNA-target(25-nt)-GTSF1 complex; Electron microscopy 3.70Å
Protein #1 899 residues (83% resolved)

MSEPRGRGRARGRAGRGGDGGGPAPRRPGEQAGPSQQSMPPGPRPQPPSGWGPQSSVPPVRAGVPTPTAQAGRASHRVTPTTHEHPGDIDVQQRMQKLELGPHSSGGGDASSVVGRGSRRGGGRVLPETISILRTRPEAVTSKKGTSGTPLDLLANYFTVETTPKWGLYQYHVDISPEEDSTGVRKALMRVHSKTLGGYLFDGTVLYTVNRLHPDPMELYSDRKTDNERMRILIKLTCEVSPGDYHYIQIFNIIIRKCFNLLKLQLMGRDYFDPEAKIDIPEFKLQIWPGYKTTINQYEDRLLLVTEIAHKVLRMDTVLQMLSEYAATKGNNYKKIFLEDVVGKIVMTDYNKRTYRVDDVAWNVSPKSTFKMRDENITYIEYYYKKYNLRIQDPGQPLLISRSKPREIRAGLPELIYLVPELCRQTGLSDEMRANFKLMRSLDVHTKIGPDKRIEKLNNFNRRFTSTPEVVEELATWSLKLSKELVKIKGRQLPPENIIQANNVKYPAGDTTEGWTRDMRSKHLLAIAQLNSWVVITPERQRRDTESFIDLIIKTGGGVGFRMRSPDLVVIRHDGPIEYANMCEEVIARKNPALILCVLARNYADRYEAIKKKCTVDRAVPTQVVCARNMSSKSAMSIATKVAIQINCKLGGSPWTVDIPLPSLMVVGYDVCHDTRSKEKSFGAFVATLDKQMTQYYSIVNAHTSGEELSSHMGFNIASAVKKFREKNGTYPARIFIYRDGVGDGQIPYVHSHEVAEIKKKLAEIYAGVEIKLAFIIVSKRINTRIFVQRGRSGENPRPGTVIDDVVTLPERYDFYLVSQNVREGTIAPTSYNVIEDTTGLNPDRIQRLTYKLTHLYFNCSSQVRVPSVCQYAHKLAFLAANSLHNQPHYSLNETLYFL

MSEPRGRGRARGRAGRGGDGGGPAPRRPGEQAGPSQQSMPPGPRPQPPSGWGPQSSVPPVRAGVPTPTAQAGRASHRVTPTTHEHPGDIDVQQRMQKLELGPHSSGGGDASSVVGRGSRRGGGRVLPETISILRTRPEAVTSKKGTSGTPLDLLANYFTVETTPKWGLYQYHVDISPEEDSTGVRKALMRVHSKTLGGYLFDGTVLYTVNRLHPDPMELYSDRKTDNERMRILIKLTCEVSPGDYHYIQIFNIIIRKCFNLLKLQLMGRDYFDPEAKIDIPEFKLQIWPGYKTTINQYEDRLLLVTEIAHKVLRMDTVLQMLSEYAATKGNNYKKIFLEDVVGKIVMTDYNKRTYRVDDVAWNVSPKSTFKMRDENITYIEYYYKKYNLRIQDPGQPLLISRSKPREIRAGLPELIYLVPELCRQTGLSDEMRANFKLMRSLDVHTKIGPDKRIEKLNNFNRRFTSTPEVVEELATWSLKLSKELVKIKGRQLPPENIIQANNVKYPAGDTTEGWTRDMRSKHLLAIAQLNSWVVITPERQRRDTESFIDLIIKTGGGVGFRMRSPDLVVIRHDGPIEYANMCEEVIARKNPALILCVLARNYADRYEAIKKKCTVDRAVPTQVVCARNMSSKSAMSIATKVAIQINCKLGGSPWTVDIPLPSLMVVGYDVCHDTRSKEKSFGAFVATLDKQMTQYYSIVNAHTSGEELSSHMGFNIASAVKKFREKNGTYPARIFIYRDGVGDGQIPYVHSHEVAEIKKKLAEIYAGVEIKLAFIIVSKRINTRIFVQRGRSGENPRPGTVIDDVVTLPERYDFYLVSQNVREGTIAPTSYNVIEDTTGLNPDRIQRLTYKLTHLYFNCSSQVRVPSVCQYAHKLAFLAANSLHNQPHYSLNETLYFL
RNA #2 25 bases

UGGAGUGUGACAAUGGUGUUUGAU(A2M)

UGGAGUGUGACAAUGGUGUUUGAUA
RNA #3 27 bases

UAUCAAACACCAUUGUCACACUCCAAA

UAUCAAACACCAUUGUCACACUCCAAA
Protein #4 149 residues (3% resolved)

MEVTIANPKPNQMITCPYEKAHIVEHYRMHIHLQKCRKQHPACNKVQCPFDATHVVNDVELDFHVTVCPKRHMLDTQLYITDDEYRPTVEVHATPVLPSDENWDDETSTSYIPDPSKKGAHIITKAKGLTRSERQSLRKELIKTYRPLE

MEVTIANPKPNQMITCPYEKAHIVEHYRMHIHLQKCRKQHPACNKVQCPFDATHVVNDVELDFHVTVCPKRHMLDTQLYITDDEYRPTVEVHATPVLPSDENWDDETSTSYIPDPSKKGAHIITKAKGLTRSERQSLRKELIKTYRPLE
Non polymer #5 MG

InChI=1S/Mg/q+2

[Mg+2]
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Reference