Protein Info for NOLOHH_24685 in Escherichia coli ECOR27

Name: traI
Annotation: conjugative transfer relaxase/helicase TraI

These analyses and tools can help you predict a protein's function, but be skeptical. For enzymes, over 10% of annotations from KEGG or SEED are probably incorrect. For other types of proteins, the error rates may be much higher. MetaCyc and Swiss-Prot have low error rates, but the best hits in these databases are often quite distant, so this protein's function may not be the same. TIGRFam has low error rates. Finally, many experimentally-characterized proteins are not in any of these databases. To find relevant papers, use PaperBLAST.

Protein Families and Features

1 100 200 300 400 500 600 700 800 900 1000 1100 1200 1300 1400 1500 1600 1700 1756 TIGR02760: conjugative transfer relaxase protein TraI" amino acids 1 to 1466 (1466 residues), 1839.3 bits, see alignment E=0 PF08751: TrwC" amino acids 10 to 283 (274 residues), 263.7 bits, see alignment E=8.7e-82 TIGR02686: conjugative relaxase domain" amino acids 13 to 288 (276 residues), 386.3 bits, see alignment E=1.1e-119 PF22232: TraI_hel_assoc_N" amino acids 438 to 536 (99 residues), 120.7 bits, see alignment 1.2e-38 PF18272: ssDNA_TraI_N" amino acids 575 to 626 (52 residues), 87.6 bits, see alignment (E = 1.5e-28) PF18340: TraI_2B" amino acids 633 to 712 (80 residues), 101.8 bits, see alignment 5.5e-33 PF13604: AAA_30" amino acids 969 to 1154 (186 residues), 118.5 bits, see alignment E=1.1e-37 PF13245: AAA_19" amino acids 982 to 1105 (124 residues), 45.6 bits, see alignment 2.9e-15 PF07057: TraI_C" amino acids 1465 to 1622 (158 residues), 141.6 bits, see alignment E=6.6e-45

Best Hits

Swiss-Prot: 96% identical to TRAI1_ECOLI: Multifunctional conjugation protein TraI (traI) from Escherichia coli (strain K12)

KEGG orthology group: None (inferred from 98% identity to eoh:ECO103_p44)

Predicted SEED Role

"IncF plasmid conjugative transfer DNA-nicking and unwinding protein TraI" in subsystem Type 4 secretion and conjugative transfer

Sequence Analysis Tools

PaperBLAST (search for papers about homologs of this protein)

Search CDD (the Conserved Domains Database, which includes COG and superfam)

Compare to protein structures

Predict protein localization: PSORTb (Gram-negative bacteria)

Predict transmembrane helices and signal peptides: Phobius

Check the current SEED with FIGfam search

Find homologs in fast.genomics or the ENIGMA genome browser

Find the best match in UniProt

Protein Sequence (1756 amino acids)

>NOLOHH_24685 conjugative transfer relaxase/helicase TraI (Escherichia coli ECOR27)
MMSIAQVRSAGSAGNYYTDKDNYYVLGSMGERWAGQGAEQLGLQGSVDKDVFTRLLEGRL
PDGADLSRMQDGRNRHRPGYDLTFSAPKSVSMMAMLGGDKRLIEAHNQAVDFAVRQVEAL
ASTRVMTDGQSETVLTGNLVMALFNHDTSRDQEPQLHTHAVVANVTQHNGEWKTLSSDKV
GKTGFIENVYANQIAFGRLYREKLKEQVEALGYETEVVGKHGMWEMPGVPVEAFSGRSQT
IREAVGEDASLKSRDVAALDTRKSKQHVDPEVRMAEWMQTLKETGFDIRAYRDAADQRAE
TRTQASGAVSQEGPDVQQAVTQAIAGLSERKVQFTYTDVLARTVGILPPENGVIERARAG
IDEAISREQLIPLDREKGLFTSGIHVLDELSVRALSRDIMKQNRVTVHPEKSVPRTAGYS
DAVSVLAQDRPSLAIVSGQGGAAGQRERVAELVMMAREQGREVQIIAADRRSQMNLKQDE
RLSGELITGRRQLLEGMAFTPGSTVIVDQGEKLSLKETLTLLDGAARHNVQVLITDSGQR
TGTGSALMAMKDAGVNTYRWQGGEQRPAIIISEPDRNVRYARLAGDFAASVKAGEESVAQ
VSGVREQAILTQAIRSELKTQGVLGHPEVTMTALSPVWLDSRSRYLRDMYRPGLVMEQWN
PETRSHDRYVIDRVTAQSHSLTLRNVQGETRVVRISSLDSSWSLFRPEKMPVADGERLMV
TGKIPGLRVSGGDRLQVSSVSEDAMTVVVPGRAEPASLPVSDSPFTALKLENGWVETLGH
SVSDSATVFASVTQMAMDNATLNGLARSGRDVRLYSSLDETRTAEKLARHPSFTVVSEQI
KARAGETLLETAVSLQKAGLHTPAQQAIHLALPVLESKNLAFSMVDLLTEAKSFAAEGTS
FIDLGGEINAQIKRGDLLYVDVAKGYGTGLLVSRASYEAEKSILRHILEGKEAVTPLMER
VPGELMEKLTSGQRAATRMILETSDRFTMVQGYAGVGKTTQFRAVMSAVNLLPESERPRV
VGLGPTHRAVGEMRSAGVDAQTLASFLHDTQLQQRSGETPDFSNTLFLLDESSMVGNTDM
ARAYALIAAGGGRAVASGDTDQLQAIAPGQPFRLQQTRSAADVAIMKEIVRQTPELREAV
YSLINRDVERALSGLESVKPSQVPRQEGAWAPEHSVTEFSHSQEAKLAEAQQKAMQKGEA
FPDVPMTLYEAIVRDYTGRTPEAREQTLIVTHLNEDRRVLNSMIHDAREKAGELGKEQVM
VPVLNTASIRDGELRRLSTWENNPDALALVDNVYHRIAGISKDDGLITLQDAEGNTRLIS
PREAAAEGVTLYTPDIIRVGAGDRMRFTKSDRERGYVANSVWTVTAVSGDSVTLSDGQQT
RVIRPGQERAEQHIDLAYAITAHGAQGASETFAIALEGTEGNRKQMAGFESAYVALSRMK
QHVQVYTDDRQGWTDAINNAVQKGTAHDVLEPKSDREVMNAERLFSTARELRDVAAGRAV
LRQAGLAGGDSPARFIAPGRKYPQPYVALPAFDRNGKSAGIWLNPLTTDDGNGLRGFSGE
GRVKGSGDAQFVALQGSRNGESLLADNMQDGVRIARDNPDSGVVVRIAGEGRPWNPGAIT
GGRVWGDIPDNSVQPGAGNGEPVTAEVLAQRQAEEAIRRETERRADEIVRKMAENKPDLP
DSKTEQAVREIAGQERDRSAISEREAALPESVLRESQREREAVREVARENLLQERLQQME
RDMVRDLQKEKTLGGD