Conserved Protein Domain Family
CAAD

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pfam14159: CAAD (This model is not part of the current CDD release)
CAAD domains of cyanobacterial aminoacyl-tRNA synthetase
This domain is present in aminoacyl-tRNA synthetases (aaRSs), enzymes that couple tRNAs to their cognate amino acids. aaRSs from cyanobacteria containing the CAAD (for cyanobacterial aminoacyl-tRNA synthetases appended domain) protein domains are localised in the thylakoid membrane. The domain bears two putative transmembrane helices and is present in glutamyl-, isoleucyl-, leucyl-, and valyl-tRNA synthetases, the latter of which has probably recruited the domain more than once during evolution.
Statistics
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PSSM-Id: 521103
Aligned: 93 rows
Threshold Bit Score: 50.6108
Created: 16-Feb-2025
Updated: 28-Apr-2025
Structure
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Aligned Rows:
PubMed ReferencesClick to see Conserved Features Help

Sequence Alignment
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Format: Row Display: Color Bits: Type Selection:
XP_001691500  63 KQVQGKWESTDDseKPAAIAIIVGVIVAQIAIGATIDAVDKIPIVNKGLQLIGVAVTGLFTYRYFTDPAERESVKKSIDA 142
XP_006646347  67 KYVQSSFSTPED--LFALAGIGFAGIAALWTAVNLVEVIDKLPALPLLFELIGILVAWFFIYQNLLFKPDRERFVNNVKN 144
XP_006356154  62 KSVKNVWDNPED--RIAVIGLGIAAIVGFWASSNFVAAIDSLPLIPGVFEFIGILFSSWFVYRYLLFKPNRQELFQGINK 139
XP_005845312  66 KDLQEKWDKVEN--KTSVIVYGAGGIVVLWLASTVVGALNSIPLLPKAFELVGLGYSAWFTYRYLLFKSSREELVEDIES 143
XP_001419394  27 ATIADKWEETEN--KSTVITYVAGATAAVWLSSTLVGAINVVPLLPKIMELVGLGYSTWFAYRYVLFKESRQELVEQVDA 104
XP_002508036  64 KTIADKWEDTEN--KSAVITYVAGGAALVWLSGTVVGAINSIPILPKVMELVGLGYSTWFVYRYVLYKDSRKELVEQFDA 141
XP_006366639  93 SNVKDTWDRLEK--KPTVFIYGGSAILGLWLSSIIADTLDSIPLLPKFLELVGLGYFGWFVYRYLLFKSGRDELGRDVQA 170
7_pfamImport   1 SELRDKWDAIEN--KSSLLLYGGGAVLAVWISLVVVRALDSVPLLPGLLELVGLSYSGWFVYRYLLFQENRKELADNLDD 78 
Q6ZKB9        72 SELKEKWDAIEN--KSSVLFYGGGAIIAVWLSSIVVKAVDSVPVLPNILELVGLGYSGWFVYRYLLFKENREELANGFDA 149 Japanese rice
Q0DXV3        22 EDLKAKWDAVEN--KSTVLTYAGGAIIALWLSSVIVGAVNSVPLLPKFMELVGLGYTGWFVYRYLLFKESRKELADDVDS 99  Japanese rice
XP_001691500 143 FVKSVTG 149
XP_006646347 145 SISRVLG 151
XP_006356154 140 SISDILG 146
XP_005845312 144 LKKKISG 150
XP_001419394 105 LVSRVSG 111
XP_002508036 142 LKNKVSG 148
XP_006366639 171 LKKKITG 177
7_pfamImport  79 LKKRITG 85 
Q6ZKB9       150 LKKRITG 156 Japanese rice
Q0DXV3       100 LKKRIAG 106 Japanese rice
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