Structure of PDB 4un3 Chain B Binding Site BS03

Receptor Information
>4un3 Chain B (length=1306) Species: 1314 (Streptococcus pyogenes) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
KYSIGLDIGTNSVGWAVITDEYKVPSKKFKVLGNTDRHSIKKNLIGALLF
DSGETAEATRLKRTARRRYTRRKNRICYLQEIFSNEMAKVDDSFFHRLEE
SFLVEEDKKHERHPIFGNIVDEVAYHEKYPTIYHLRKKLVDSTDKADLRL
IYLALAHMIKFRGHFLIEGDLNPDNSDVDKLFIQLVQTYNQLFEENPINA
SGVDAKAILSARLSKSRRLENLIAQLPGEKKNGLFGNLIALSLGLTPNFK
SNFDLAEDAKLQLSKDTYDDDLDNLLAQIGDQYADLFLAAKNLSDAILLS
DILRVNTEITKAPLSASMIKRYDEHHQDLTLLKALVRQQLPEKYKEIFFD
QSKNGYAGYIDGGASQEEFYKFIKPILEKMDTEELLVKLNREDLLRKQRT
FDNGSIPHQIHLGELHAILRRQEDFYPFLKDNREKIEKILTFRIPYYVGP
LARGNSRFAWMTRKSEETITPWNFEEVVDKGASAQSFIERMTNFDKNLPN
EKVLPKHSLLYEYFTVYNELTKVKYVTEGMRKPAFLSGEQKKAIVDLLFK
TNRKVTVKQLKEDYFKKIECFDSVEISGVEDRFNASLGTYHDLLKIIKDK
DFLDNEENEDILEDIVLTLTLFEDREMIEERLKTYAHLFDDKVMKQLKRR
RYTGWGRLSRKLINGIRDKQSGKTILDFLKSDGFANRNFMQLIHDDSLTF
KEDIQKSLHEHIANLAGSPAIKKGILQTVKVVDELVKVMGRHKPENIVIE
MARNSRERMKRIEEGIKELGSQILKEHPVENTQLQNEKLYLYYLQNGRDM
YVDQELDINRLSDYDVDAIVPQSFLKDDSIDNKVLTRSDKNRGKSDNVPS
EEVVKKMKNYWRQLLNAKLITQRKFDNLTKAERGGLSELDKAGFIKRQLV
ETRQITKHVAQILDSRMNTKYDENDKLIREVKVITLKSKLVSDFRKDFQF
YKVREINNYHHAHDAYLNAVVGTALIKKYPKLESEFVYGDGKATAKYFFY
SNIMNFFKTEIKRPLIETNGETGEIVWDKGRDFATVRKVLSMPQVNIVKK
TEVQTGGFSKESILPKRNSDKLIARKKDWDPKKYGGFDSPTVAYSVLVVA
KVEKGKSKKLKSVKELLGITIMERSSFEKNPIDFLEAKGYKEVKKDLIIK
LPKYSLFELENGRKRMLASAGELQKGNELALPSKYVNFLYLASHEQKQLF
VEQHKHYLDEIIEQISEFSKRVILADANLDKVLSAYNKHRDKPIREQAEN
IIHLFTLTNLGAPAAFKYFDTTIDRKRYTSTKEVLDATLIHQSITGLYET
RIDLSQ
Ligand information
Receptor-Ligand Complex Structure
Global viewLocal viewStructure summary

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PDB4un3 Structural Basis of Pam-Dependent Target DNA Recognition by the Cas9 Endonuclease
Resolution2.593 Å
Binding residue
(original residue number in PDB)		R1114 S1116 K1118 D1135 S1136 K1200 S1216 Q1221 A1320 R1333 R1335
Binding residue
(residue number reindexed from 1)		R1067 S1069 K1071 D1088 S1089 K1153 S1169 Q1174 A1262 R1275 R1277
Enzymatic activity
Enzyme Commision number 3.1.-.-
Gene Ontology
Molecular Function
GO:0003676 nucleic acid binding
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

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Molecular Function
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Biological Process
External links
PDB RCSB:4un3, PDBe:4un3, PDBj:4un3
PDBsum4un3
PubMed25079318
UniProtQ99ZW2|CAS9_STRP1 CRISPR-associated endonuclease Cas9/Csn1 (Gene Name=cas9)

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