Detailed information of relaxase

Relaxase

• ID: 14
• GenBank: BAA78885
• Name: TraI_R100
• UniProt ID: Q9WTB0
• Family: MOB_F
• PDB ID: _
• Length: 1756 a.a.
• Note: relaxase

Protein sequence

• Length: 1756 a.a.
• Molecular weight: 191683.22 Da
• Isoelectric Point: 5.6912

>BAA78885.1 DNA helicase I (plasmid) [Shigella flexneri 2b]
MLSFSVVKSAGSAGNYYTDKDNYYVLGSMGERWAGQGAEQLGLQGSVDKDVFTRLLEGRLPDGADLSRMQ
DGSNKHRPGYDLTFSAPKSVSMMAMLGGDKRLIDAHNQAVDFAVRQVEALASTRVMTDGQSETVLTGNLV
MALFNHDTSRDQDPQLHTHVVVANVTQHNGEWKTLSSDKVGKTGFSENVLANRIAFGKIYQSELRQRVEA
LGYETEVVGKHGMWEMPGVPVEAFSSRSQAIREAVGEDASLKSRDVAALDTRKSKQHVDPEVRMAEWMQT
LKETGFDIRAYRDAADQRAEIRTQAPGPASQDGPDVQQAVTQAIAGLSERKVQFTYTDVLARTVGILPPE
NGVIERARAGIDEAISREQLIPLDREKGLFTSGIHVLDELSVRALSRDIMKQNRVTVHPEKSVPRTAGYS
DAVSVLAQDRPSLAIVSGQGGAAGQRERVAELVMMAREQGREVQIIAADRRSQMNLKQDERLSGELITGR
RQLQEGMVFTPGSTVIVDQGEKLSLKETLTLLDGAARHNVQVLITDSGQRTGTGSALMAMKDAGVNTYRW
QGGEQRPATIISEPDRNVRYDRLAGDFAASVKAGEESVAQVSGVREQAILTQAIRSELKTQGVLGHPEVT
MTALSPVWLDSRSRYLRDMYRPGMVMEQWNPETRSHDRYVIDRVTAQSHSLTLRDAQGETQVVRISSLDS
SWSLFRPEKMPVADGERLRVTGKIPGLRVSGGDRLQVASVSEDAMTVVVPGRAEPATLPVADSPFTALKL
ENGWVETPGHSVSDSATVFASVTQMAMDNATLNGLARSGRDVRLYSSLDETRTAEKLARHPSFTVVSEQI
KARAGETSLETAISLQKTGLHTPAQQAIHLALPVLESKNLAFSMVDLLTEAKSFAAEGTGFTELGGEINA
QIKRGDLLYVDVAKGYGTGLLVSRASYEAEKSILRHILEGKEAVTPLMERVPGELMETLTSGQRAATRMI
LETSDRFTVVQGYAGVGKTTQFRAVMSAVNMLPASERPRVVGLGPTHRAVGEMRSAGVDAQTLASFLHDT
QLQQRSGETPDFSNTLFLLDESSMVGNTDMARAYALIAAGGGRAVASGDTDQLQAIAPGQPFRLQQTRSA
ADVVIMKEIVRQTPELREAVYSLINRDVERALSGLESVKPSQVPRQEGAWAPEHSVTEFSHSQEAKLAEA
QQKAMLKGETFPDVPMTLYEAIVRDYTGRTPEAREQTLIVTHLNEDRRVLNSMIHDAREKAGELGKEQVM
VPVLNTANIRDGELRRLSTWENNPDALALVDSVYHRIAGISKDDGLITLEDAEGNTRLISPREAVAEGVT
LYTPDKIRVGTGDRMRFTKSDRERGYVANSVWTVTAVSGDSVTLSDGQQTRVIRPGQERAEQHIDLAYAI
TAHGAQGASETFAIALEGTEGNRKLMAGFESAYVALSRMKQHVQVYTDNRQGWTDAINNAVQKGTAHDVL
EPKPDREVMNAQRLFSTARELRDVAAGRAVLRQAGLAGGDSPARFIAPGRKYPQPYVALPAFDRNGKSAG
IWLNPLTTDDGNGLRGFSGEGRVKGSGDAQFVALQGSRNGESLLADNMQDGVRIARDNPDSGVVVRIAGE
GRPWNPGAITGGRVWGDIPDSSVQPGAGNGEPVTAEVLAQRQAEEAIRRETERRADEIVRKMAENKPDLP
DGKTEQAVREIAGQERDRADITEREAALPESVLRESQREQEAVREVARENLLQERLQQIERDMVRDLQKE
KTLGGD

Protein domains

Predicted by InterproScan

• DNA helicase TraI (TraI_C) (1434-1557)

• DNA relaxase TraI 2B/2B-like domain (TraI_2B) (633-712)

• TrwC relaxase (TrwC) (10-283)

• AAA domain (AAA_30) (968-1156)

• single-stranded DNA binding TraI N-terminal subdomain (ssDNA_TraI_N) (575-626)

Protein structure

No available structure.

Reference

[1] Guja KE et al. (2015) Completing the specificity swap: Single-stranded DNA recognition by F and R100 TraI relaxase domains. Plasmid. 80:1-7. [PMID:25841886]
[2] Joyce J W Wong et al. (2012) Relaxosome function and conjugation regulation in F-like plasmids - a structural biology perspective. Molecular microbiology. 85(4):602-17. [PMID:22788760]