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 3QYF | pdb_00003qyf

Crystal structure of the CRISPR-associated protein SSO1393 from Sulfolobus solfataricus

External Resource: Annotation


Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

ChainsTypeFamily Name Domain Identifier Family IdentifierProvenance Source (Version)
BSCOP2B SuperfamilyPIN domain-like 8090252 3001041 SCOP2B (2022-06-29)
BSCOP2B SuperfamilyWinged helix DNA-binding domain 8090253 3000034 SCOP2B (2022-06-29)
ASCOP2 FamilyCas_APE2256-like 8045334 4004418 SCOP2 (2022-06-29)
ASCOP2 SuperfamilyPIN domain-like 8090252 3001041 SCOP2 (2022-06-29)
ASCOP2 SuperfamilyWinged helix DNA-binding domain 8090253 3000034 SCOP2 (2022-06-29)

Domain Annotation: ECOD Classification ECOD Database Homepage

ChainsFamily NameDomain Identifier ArchitecturePossible HomologyHomologyTopologyFamilyProvenance Source (Version)
BPkinase,Pkinase_Ce3qyfB1 A: alpha arraysX: Alpha-beta plaitsH: Phage tail protein-likeT: Transmembrane protein 14AF: Pkinase,Pkinase_CECOD (v295.2)
BIBR_2e3qyfB2 A: alpha arraysX: dsRBD-likeH: Head and neck region of the ectodomain of paramyxoviruses fusion glycoproteinT: Head and neck region of the ectodomain of paramyxoviruses fusion glycoproteinF: IBR_2ECOD (v295.2)
AAP_endonuc_2e3qyfA2 A: alpha arraysX: Acyl-CoA binding protein-likeH: P-loop domains-relatedT: P-loop containing nucleoside triphosphate hydrolasesF: AP_endonuc_2ECOD (v295.2)
ACas_APE2256e3qyfA1 A: alpha arraysX: CARF (CRISPR-associated Rossmann fold) domainsH: CARF (CRISPR-associated Rossmann fold) domainsT: CARF (CRISPR-associated Rossmann fold) domainsF: Cas_APE2256ECOD (v295.2)

Domain Annotation: CATH CATH Database Homepage

ChainDomainClassArchitectureTopologyHomologyProvenance Source (Version)
B3.40.50.10770 Alpha Beta 3-Layer(aba) Sandwich Rossmann fold Hypothetical protein VC1899 like domain (Restriction endonuclease-like)CATH (4.3.0)
B1.10.196.30 Mainly Alpha Orthogonal Bundle Regulator of G-protein Signalling 4 domain 1CATH (4.3.0)
B1.10.10.1690 Mainly Alpha Orthogonal Bundle Arc Repressor Mutant, subunit A Uncharacterised CRISPR-associated protein family, UPF0236CATH (4.3.0)
A3.40.50.10770 Alpha Beta 3-Layer(aba) Sandwich Rossmann fold Hypothetical protein VC1899 like domain (Restriction endonuclease-like)CATH (4.3.0)
A1.10.196.30 Mainly Alpha Orthogonal Bundle Regulator of G-protein Signalling 4 domain 1CATH (4.3.0)
A1.10.10.1690 Mainly Alpha Orthogonal Bundle Arc Repressor Mutant, subunit A Uncharacterised CRISPR-associated protein family, UPF0236CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

ChainsAccessionNameDescriptionCommentsSource
A, B
PF09651CRISPR-associated protein (Cas_APE2256) (Cas_APE2256)CRISPR-associated protein (Cas_APE2256)This entry represents a conserved region of about 150 amino acids found in at least five archaeal and three bacterial species. These species all contain CRISPRs (Clustered Regularly Interspaced Short Palindromic Repeats). In six of eight species, the ...This entry represents a conserved region of about 150 amino acids found in at least five archaeal and three bacterial species. These species all contain CRISPRs (Clustered Regularly Interspaced Short Palindromic Repeats). In six of eight species, the protein is encoded the vicinity of a CRISPR/Cas locus.
Domain
A, B
PF22165SSO1393-like, winged-helix domain (WHD_SSO1393)SSO1393-like, winged-helix domainThis entry represents a WH-like domain present in SSO1393-like proteins. SSO1393 is an archaeal protein from Sulfolobus solfataricus (PDB:3qyf). This protein has been described as a component of the CRISPR system [1]. CRISPR (clustered regularly inte ...This entry represents a WH-like domain present in SSO1393-like proteins. SSO1393 is an archaeal protein from Sulfolobus solfataricus (PDB:3qyf). This protein has been described as a component of the CRISPR system [1]. CRISPR (clustered regularly interspaced short palindromic repeat) is an adaptive immune system that provides protection against mobile genetic elements (viruses, transposable elements and conjugative plasmids) [1,2].
Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

ChainsPolymerMolecular FunctionBiological ProcessCellular Component
A, B
CRISPR-ASSOCIATED PROTEIN- -

InterPro: Protein Family Classification InterPro Database Homepage

ChainsAccessionNameType
A, B
IPR054041SSO1393-like, winged-helix domainDomain
A, B
IPR016620CRISPR system ring nuclease SSO1393Family
A, B
IPR013442CRISPR system ring nuclease SSO1393-likeDomain