Structure of PDB 6k4p Chain B Binding Site BS02

Receptor Information
>6k4p Chain B (length=1323) Species: 301447 (Streptococcus pyogenes serotype M1) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
KKYSIGLAIGTNSVGWAVITDEYKVPSKKFKVLGNTDRHSIKKNLIGALL
FDSGETAEATRLKRTARRRYTRRKNRILYLQEIFSNEMAKVDDSFFHRLE
ESFLVEEDKKHERHPIFGNIVDEVAYHEKYPTIYHLRKKLVDSTDKADLR
LIYLALAHMIKFRGHFLIEGDLNPDNSDVDKLFIQLVQTYNQLFEENPIN
ASGVDAKAILSARLSKSRRLENLIAQLPGEKKNGLFGNLIALSLGLTPNF
KSNFDLAEDTKLQLSKDTYDDDLDNLLAQIGDQYADLFLAAKNLSDAILL
SDILRVNTEITKAPLSASMIKLYDEHHQDLTLLKALVRQQLPEKYKEIFF
DQSKNGYAGYIDGGASQEEFYKFIKPILEKMDGTEELLVKLNREDLLRKQ
RTFDNGIIPHQIHLGELHAILRRQEDFYPFLKDNREKIEKILTFRIPYYV
GPLARGNSRFAWMTRKSEETITPWNFEKVVDKGASAQSFIERMTNFDKNL
PNEKVLPKHSLLYEYFTVYNELTKVKYVTEGMRKPAFLSGDQKKAIVDLL
FKTNRKVTVKQLKEDYFKKIEEFDSVEISGVEDRFNASLGTYHDLLKIIK
DKDFLDNEENEDILEDIVLTLTLFEDREMIEERLKTYAHLFDDKVMKQLK
RRRYTGWGRLSRKLINGIRDKQSGKTILDFLKSDGFANRNFIQLIHDDSL
TFKEDIQKAQVSSLHEHIANLAGSPAIKKGILQTVKVVDELVKVMGRHKP
ENIVIEMARQKNSRERMKRIEEGIKELGSQILKEHPVENTQLQNEKLYLY
YLQNGRDMYVDQELDINRLSDYDVDAIVPQSFLKDDSIDNKVLTRSDKNR
GKSDNVPSEEVVKKMKNYWRQLLNAKLITQRKFDNLTKAERGGLSELDKA
GFIKRQLVETRQITKHVAQILDSRMNTKYDENDKLIREVKVITLKSKLVS
DFRKDFQFYKVREINNYHHAHDAYLNAVVGTALIKKYPKLESEFVYGGKA
TAKYFFYSNIMNFFKTEIKRPLIETNGETGEIVWDKGRDFATVRKVLSMP
QVNIVKKTEVQTGGFSKESILPKRNSDKLIARKKDWDPKKYGGFDSPTVA
YSVLVVAKVEKGKSKKLKSVKELLGITIMERSSFEKNPIDFLEAKGYKEV
KKDLIIKLPKYSLFELENGRKRMLASAGVLQKGNELALPSKYVNFLYLAS
HYEKPEDNEQKQLFVEQHKHYLDEIIEQISEFSKRVILADANLDKVLSAY
NKHRDKPIREQAENIIHLFTLTNLGAPAAFKYFDTTIDRKRYTSTKEVLD
ATLIHQSITGLYETRIDLSQLGG
Ligand information
Receptor-Ligand Complex Structure
Global viewLocal viewStructure summary

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PDB6k4p Molecular basis for the PAM expansion and fidelity enhancement of an evolved Cas9 nuclease.
Resolution2.9 Å
Binding residue
(original residue number in PDB)		Y450 F491 M495 T496 N497 K526 G582 E584 E627 W659 R661 N692 I694 Q695 A728 K902 R925 Q926 K1107 E1108 S1109 K1334
Binding residue
(residue number reindexed from 1)		Y448 F489 M493 T494 N495 K524 G580 E582 E625 W657 R659 N690 I692 Q693 A722 K888 R911 Q912 K1067 E1068 S1069 K1290
Enzymatic activity
Enzyme Commision number 3.1.-.-
Gene Ontology
Molecular Function
GO:0003677 DNA binding
GO:0003723 RNA binding
GO:0004519 endonuclease activity
GO:0004520 DNA endonuclease activity
GO:0004527 exonuclease activity
GO:0008408 3'-5' exonuclease activity
GO:0046872 metal ion binding
Biological Process
GO:0043571 maintenance of CRISPR repeat elements
GO:0051607 defense response to virus

View graph for
Molecular Function
View graph for
Biological Process
External links
PDB RCSB:6k4p, PDBe:6k4p, PDBj:6k4p
PDBsum6k4p
PubMed31603896
UniProtQ99ZW2|CAS9_STRP1 CRISPR-associated endonuclease Cas9/Csn1 (Gene Name=cas9)

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