1T0F


Conserved Protein Domain Family
Tn7_TnsA-like_N

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pfam08722: Tn7_TnsA-like_N (This model is not part of the current CDD release)
TnsA-like endonuclease N terminal
The Tn7 transposase is composed of proteins TnsA and TnsB. DNA breakage at the 5' end of the transposon is carried out by TnsA, and breakage and joining at the 3' end is carried out by TnsB. The N terminal domain of TnsA is catalytic. This domain is also found in Bacteriophage T4 gp4-like head completion protein whose nuclease activity is required for packaging. This domain contains the catalytic triad of one basic and two acidic residues that form a restriction endonuclease-like active site and conserved between TnsA with gp4 proteins.
Statistics
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PSSM-Id: 518460
Aligned: 93 rows
Threshold Bit Score: 41.8102
Created: 15-Feb-2025
Updated: 28-Apr-2025
Structure
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Program:
Drawing:
Aligned Rows:
PubMed ReferencesClick to see Conserved Features Help

Sequence Alignment
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Format: Row Display: Color Bits: Type Selection:
1T0F_A                 77 SSVLDIREQFpLlpsdTRQIAIDsG-------IKHpvirgvdqVMSTDFLVDCKDGPFeq---fAIQVKPAAa------- 139 Escher...
26_pfamImport           2 ENISQWQSEE-F----WIPYKNPlDr------KMH--------RYFPDFFIKYQDANGkkr-svVIEVKPKKqcksppkn 61 
12_pfamImport           2 DAVLKYASEE-F----SIPYVSPvDn------RVH--------RYYPDGIVQIRHQDGrvc-ryIIEIKPAKqciepkkk 61 
3_pfamImport            2 PSVLEWGSEE-F----FIPYTSPaDg------RKH--------RYFPDFYVKIKGRGk-----yVVEVKPFYqtqepktq 57 
YP_009320439           54 PSIIEWGSEE-I----IIPYRAP-Dg------KVR--------RYFPDFYIKVKEKSGklt-kyIIEIKPKKqtkppnek 112
4_pfamImport            2 PNIAFWACEA-I----AIPYKHPfTk------QTK--------NYVPDFFVIYRDNKGrkk-seLVEIKPLQesiprla- 60 
YP_009611790           42 PSIIEWAYEI-L----TIPYQNPfTg------LWH--------KYIPDFLVMYMDANGkkh-ceLVEIKPNSqavseaa- 100
9_pfamImport            2 PAVIEWSVEP-F----SIPYACPvEkdkygnpKMK--------NYWPDFYVLFVDNKGnkk-aqIIEVKPLKqcymqfa- 66 
YP_009594748           51 PAVLEWSVEP-F----PIPYTCPvDg------KVK--------NYWPDFLVKYIDVKTgkeciqLLEIKPEKqcymqla- 110
REF_PA5oct:EST35_0200  41 MAVIEWASEP-I----SIPYFNPvTn------KQS--------LYVPDFLMVYVDSKGnkh-teIVEIKPRKetfleha- 99 
1T0F_A                140 ------------LQDERTLEKLELERRYWQQKQIPWFIFTD 168 Escherichia coli
26_pfamImport          62 pkkrtkawahdvQTWVINQAKWEAAEQYCADRKYEFKIMTE 102
12_pfamImport          62 sr-vtkayinecTTYAINQAKWSAAAEFAKDNGVQFKVLTE 101
3_pfamImport           58 kr-htkryinevVTYAVNQAKWKAAREFCNDNSMEFMLITE 97 
YP_009320439          113 nk-ktaayrnaaLTYVKNQTKWSAAREYCEDRQMNFLILTE 152
4_pfamImport           61 ------kgkkqkEAVIINQAKWEAARVYCKKNNINFRIISE 95 
YP_009611790          101 ------rsradkEAVLINEAKWAAARVFCKQRGMKFRIMTE 135
9_pfamImport           67 ------kskkdkLVVAVNQAKWAYAMDFCKRNGLEFKLVTE 101
YP_009594748          111 ------ksrkdkIVVLVNQAKWAAAIALCQQNGIEFKLITE 145
REF_PA5oct:EST35_0200 100 ------ktkqdkYRLAMNAAKWQAAAKFCSARGIRFRVINE 134
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