1SZ1
Mechanism of CCA-adding enzymes specificity revealed by crystal structures of ternary complexes
Domain Annotation: SCOP/SCOPe Classification SCOP-e Database Homepage
Domain Annotation: SCOP2 Classification SCOP2 Database Homepage
Chains | Type | Family Name | Domain Identifier | Family Identifier | Provenance Source (Version) |
---|---|---|---|---|---|
C [auth A] | SCOP2B Superfamily | Nucleotidyltransferase-like | 8040434 | 3000129 | SCOP2B (2022-06-29) |
C [auth A] | SCOP2B Superfamily | PAP/Archaeal CCA-adding enzyme C-terminal domain-like | 8040438 | 3001147 | SCOP2B (2022-06-29) |
C [auth A] | SCOP2B Superfamily | PAP/OAS1 substrate-binding domain-like | 8040432 | 3000941 | SCOP2B (2022-06-29) |
D [auth B] | SCOP2B Superfamily | Nucleotidyltransferase-like | 8040434 | 3000129 | SCOP2B (2022-06-29) |
D [auth B] | SCOP2B Superfamily | PAP/OAS1 substrate-binding domain-like | 8040432 | 3000941 | SCOP2B (2022-06-29) |
D [auth B] | SCOP2B Superfamily | PAP/Archaeal CCA-adding enzyme C-terminal domain-like | 8040438 | 3001147 | SCOP2B (2022-06-29) |
Domain Annotation: ECOD Classification ECOD Database Homepage
Chains | Family Name | Domain Identifier | Architecture | Possible Homology | Homology | Topology | Family | Provenance Source (Version) |
---|---|---|---|---|---|---|---|---|
C [auth A] | tRNA_NucTransf2 | e1sz1A1 | A: alpha arrays | X: HhH/H2TH | H: SAM/DNA-glycosylase | T: PAP/OAS1 substrate-binding domain | F: tRNA_NucTransf2 | ECOD (1.6) |
C [auth A] | PRK13300 | e1sz1A2 | A: a+b two layers | X: Alpha-beta plaits | H: PAP/Archaeal CCA-adding enzyme, C-terminal domain (From Topology) | T: PAP/Archaeal CCA-adding enzyme, C-terminal domain | F: PRK13300 | ECOD (1.6) |
C [auth A] | NTP_transf_2 | e1sz1A3 | A: a+b three layers | X: Nucleotidyltransferase-like | H: Nucleotidyltransferase (From Topology) | T: Nucleotidyltransferase | F: NTP_transf_2 | ECOD (1.6) |
D [auth B] | tRNA_NucTransf2 | e1sz1B1 | A: alpha arrays | X: HhH/H2TH | H: SAM/DNA-glycosylase | T: PAP/OAS1 substrate-binding domain | F: tRNA_NucTransf2 | ECOD (1.6) |
D [auth B] | PRK13300 | e1sz1B2 | A: a+b two layers | X: Alpha-beta plaits | H: PAP/Archaeal CCA-adding enzyme, C-terminal domain (From Topology) | T: PAP/Archaeal CCA-adding enzyme, C-terminal domain | F: PRK13300 | ECOD (1.6) |
D [auth B] | NTP_transf_2 | e1sz1B3 | A: a+b three layers | X: Nucleotidyltransferase-like | H: Nucleotidyltransferase (From Topology) | T: Nucleotidyltransferase | F: NTP_transf_2 | ECOD (1.6) |
Protein Family Annotation Pfam Database Homepage
Chains | Accession | Name | Description | Comments | Source |
---|---|---|---|---|---|
C [auth A], D [auth B] | PF21133 | CCA-adding enzyme, C-terminal domain (CAA_C) | CCA-adding enzyme, C-terminal domain | Archaeal CCA-adding enzyme builds and repairs the 3'-end of tRNA [1-4]. This is the C-terminal domain (tail) of CCA-adding enzyme, which serves as a ruler to ensure that only tRNAs and tRNA-like transcripts are substrates for the enzyme and also cont ... | Domain |
C [auth A], D [auth B] | PF01909 | Nucleotidyltransferase domain (NTP_transf_2) | Nucleotidyltransferase domain | Members of this family belong to a large family of nucleotidyltransferases [1]. This family includes kanamycin nucleotidyltransferase (KNTase) which is a plasmid-coded enzyme responsible for some types of bacterial resistance to aminoglycosides. KNTa ... | Domain |
C [auth A], D [auth B] | PF09249 | tRNA nucleotidyltransferase, second domain (tRNA_NucTransf2) | tRNA nucleotidyltransferase, second domain | Members of this family adopt a structure consisting of a five helical bundle core. They are predominantly found in Archaeal tRNA nucleotidyltransferase, following the catalytic nucleotidyltransferase domain [1]. | Domain |