MG1655
W3110
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Gene Report : ptrA
PEC Original Annotations
Essentiality
     Class non-essential
     References (PMID)
J Bacteriol. 1985;163(3):1055-9.
Physical characterization of the cloned protease III gene from Escherichia coli K-12.
Dykstra CC, Kushner SR. ( 2993229 )
     Deletion DE(argA-thyA)232  ,  OCL44,45-11 (D)  ,  OCL44,45-15 (AK1-9 / BK2-9) (D)  ,  OCL44,45-3 (D)  
Related gene (W3110 PEC)
     Gene Search Search MG1655 PEC by gene name:  ptrA
Related strains
     Strains Search Search strains by gene name:  ptrA   Search strains by all related name:  ptrA b2821 ECK2817 JW2789 ptr

General information  (Go to Linear View:)
 Gene Name ptrA  
 Alternative name b2821,ECK2817,JW2789,ptr  
 Location, Length 2,954,018 - 2,956,906 (  -  ) ;   63.67 min ; 2889 (bp) ,   962 (aa) Go to Linear View
 Product protease III  
 Operon Name ptrA-recBD  
 Note  
 Function enzyme; Degradation of proteins, peptides, glyco  
 Gene Ontology GO:0000287 ; magnesium ion binding ( ptrA )
GO:0003824 ; catalytic activity ( ptrA )
GO:0004222 ; metalloendopeptidase activity ( ptrA )
GO:0006508 ; proteolysis ( ptrA )
GO:0008233 ; peptidase activity ( ptrA )
GO:0008237 ; metallopeptidase activity ( ptrA )
GO:0008270 ; zinc ion binding ( ptrA )
GO:0008975 ; pitrilysin activity ( ptrA )
GO:0016787 ; hydrolase activity ( ptrA )
GO:0042597 ; periplasmic space ( ptrA )
GO:0046872 ; metal ion binding ( ptrA )
 PID 2367164  
 EC number
  (KEGG Pathway)
 
3.4.24.55  
SWISS-PROT  ( Show details [ 2 more] )
  botton Entry name(Acc.no) PTRA_ECOLI ( P05458 ; P78106 )
    -  Protein name Protease III precursor  
    -  Synonyms EC 3.4.24.55, Pitrilysin, Protease pi  
    -  Gene name Name=ptrA; Synonyms=ptr; OrderedLocusNames=b2821;  

 Linear View (Whole Mode)
View Location
   2945.0  –  2970.0 (KBP)

Homology Analysis
BLAST
    Bacteria
         GTOP ptr (  homologous genes of other bacterias  )  
    PDB     (database updated : 2007.02.20 )
         PSI-BLAST Chain A, Crystal Structure Of Pitrilysin  
    SWISS-PROT     (database updated : 2007.02.20 )
         BLAST Protease 3 precursor  
         PSI-BLAST Protease 3 precursor
    nr     (database updated : 2007.02.20 )
         BLAST protease III [Escherichia coli K12]  
Pfam 28.0   (database updated : 2015-05 )
    Pfam
PROSITE
    PROSITE ASN_GLYCOSYLATION    CAMP_PHOSPHO_SITE    PKC_PHOSPHO_SITE    CK2_PHOSPHO_SITE    TYR_PHOSPHO_SITE    MYRISTYL    INSULINASE     

Other Cross-Reference
    COG COG1025O 
    EcoCyc ptrA 

MMBR References
J Bacteriol. 1985;163(3):1055-9.
Physical characterization of the cloned protease III gene from Escherichia coli K-12.
Dykstra CC, Kushner SR. ( 2993229 )
J Bacteriol. 1984;157(1):21-7.
Physical and biochemical analysis of the cloned recB and recC genes of Escherichia coli K-12.
Dykstra CC, Prasher D, Kushner SR. ( 6317651 )
Nucleic Acids Res. 1986;14:7695-7703
Complete nucleotide sequence of Escherichia coli ptr gene encoding protease III.
Finch, P. W., R. E. Wilson, K. Brown, I. D. Hickson, and P. T. Emmerson.
J Bacteriol. 1987;169(9):4076-85.
Identification of polypeptides encoded by an Escherichia coli locus (hflA) that governs the lysis-lysogeny decision of bacteriophage lambda.
Banuett F, Herskowitz I. ( 3040675 )
J Bacteriol. 1979;140(1):125-30.
Isolation and characterization of mutations in the structural gene for protease III (ptr).
Cheng YS, Zipser D, Cheng CY, Rolseth SJ. ( 387716 )
Gene. 1987;54(2-3):185-95.
Analysis of the regulatory region of the protease III (ptr) gene of Escherichia coli K-12.
Claverie-Martin F, Diaz-Torres MR, Kushner SR. ( 3308636 )

Sequences
Amino acid
FASTA format
0001 MPRSTWFKAL LLLVALWAPL SQAETGWQPI QETIRKSDKD NRQYQAIRLD NGMVVLLVSD PQAVKSLSAL 
0071 VVPVGSLEDP EAYQGLAHYL EHMSLMGSKK YPQADSLAEY LKMHGGSHNA STAPYRTAFY LEVENDALPG 
0141 AVDRLADAIA EPLLDKKYAE RERNAVNAEL TMARTRDGMR MAQVSAETIN PAHPGSKFSG GNLETLSDKP 
0211 GNPVQQALKD FHEKYYSANL MKAVIYSNKP LPELAKMAAD TFGRVPNKES KKPEITVPVV TDAQKGIIIH 
0281 YVPALPRKVL RVEFRIDNNS AKFRSKTDEL ITYLIGNRSP GTLSDWLQKQ GLVEGISANS DPIVNGNSGV 
0351 LAISASLTDK GLANRDQVVA AIFSYLNLLR EKGIDKQYFD ELANVLDIDF RYPSITRDMD YVEWLADTMI 
0421 RVPVEHTLDA VNIADRYDAK AVKERLAMMT PQNARIWYIS PKEPHNKTAY FVDAPYQVDK ISAQTFADWQ 
0491 KKAADIALSL PELNPYIPDD FSLIKSEKKY DHPELIVDES NLRVVYAPSR YFASEPKADV SLILRNPKAM 
0561 DSARNQVMFA LNDYLAGLAL DQLSNQASVG GISFSTNANN GLMVNANGYT QRLPQLFQAL LEGYFSYTAT 
0631 EDQLEQAKSW YNQMMDSAEK GKAFEQAIMP AQMLSQVPYF SRDERRKILP SITLKEVLAY RDALKSGARP 
0701 EFMVIGNMTE AQATTLARDV QKQLGADGSE WCRNKDVVVD KKQSVIFEKA GNSTDSALAA VFVPTGYDEY 
0771 TSSAYSSLLG QIVQPWFYNQ LRTEEQLGYA VFAFPMSVGR QWGMGFLLQS NDKQPSFLWE RYKAFFPTAE 
0841 AKLRAMKPDE FAQIQQAVIT QMLQAPQTLG EEASKLSKDF DRGNMRFDSR DKIVAQIKLL TPQKLADFFH 
0911 QAVVEPQGMA ILSQISGSQN GKAEYVHPEG WKVWENVSAL QQTMPLMSEK NE

Nucleotide
FASTA format

View sequence out neighbor 100bp
-100                                             cataggctga ctcgtgcagc acaagattaa 
-070 attctggcag atgatttgcg ttaacgtgtt gaatctggac agaaaattaa gttgattatg aggtccgtga 
0001 atgccccgca gcacctggtt caaagcatta ttgttgttag ttgccctttg ggcaccctta agtcaggcag 
0071 aaacgggatg gcagccgatt caggaaacca tccgtaaaag tgataaagat aaccgccagt atcaggctat 
0141 acgtctggat aacggtatgg tggtcttgct ggtttctgat ccgcaggcag ttaaatcgct ctcggcgctg 
0211 gtggtgcccg ttgggtcgct ggaagatccc gaggcgtacc aggggctggc acattacctt gaacatatga 
0281 gtctgatggg gtcgaaaaag tacccgcagg ctgacagtct ggccgaatat ctcaaaatgc acggcggtag 
0351 tcacaatgcc agcactgcgc cgtatcgcac ggctttctat ctggaagttg agaacgacgc cttgcctggt 
0421 gcggtagacc gcctggccga tgctattgct gaacctttgc tcgacaagaa atatgccgaa cgtgagcgta 
0491 atgcggtgaa cgctgaatta accatggcgc gtacgcgtga cgggatgcgc atggcacagg tcagcgcaga 
0561 aaccattaac ccggcacacc ccggttcaaa gttttctggt ggtaacctcg aaactttaag cgacaaacct 
0631 ggtaatccgg tgcagcaggc gctgaaagat ttccacgaga agtactattc cgccaatttg atgaaggcgg 
0701 ttatttacag taataaaccg ctgccggagt tggcaaaaat ggcggcggac acctttggtc gcgtgccgaa 
0771 caaagagagc aaaaaaccgg aaatcaccgt gccggtagtc accgacgcgc aaaagggcat tatcattcat 
0841 tacgtccctg cgctgccgcg taaagtgttg cgcgttgagt ttcgcatcga taacaactca gcgaagttcc 
0911 gtagtaaaac cgatgaattg attacctatc tgattggcaa tcgcagccca ggtacacttt ctgactggct 
0981 gcaaaagcag ggattagttg agggcattag cgccaactcc gatcctatcg tcaacggcaa cagcggcgta 
1051 ttagcgatct ctgcgtcttt aaccgataaa ggcctggcta atcgcgatca ggttgtggcg gcaattttta 
1121 gctatctcaa tctgttacgt gaaaaaggca ttgataaaca atacttcgat gaactggcga atgtgctgga 
1191 tatcgacttc cgttatccgt cgatcacccg tgatatggat tacgtcgaat ggctggcaga taccatgatt 
1261 cgcgttcctg ttgagcatac gctggatgca gtcaatattg ccgatcggta cgatgctaaa gcagtaaagg 
1331 aacgtctggc gatgatgacg ccgcagaatg cgcgtatctg gtatatcagc ccgaaagagc cgcacaacaa 
1401 aacggcttac tttgtcgatg cgccgtatca ggtcgataaa atcagcgcac aaactttcgc cgactggcag 
1471 aaaaaagccg ccgacattgc gctctctttg ccagagctta acccttatat tcctgatgat ttctcgctga 
1541 ttaagtcaga gaagaaatac gaccatccag agctgattgt tgatgagtcg aatctgcgcg tggtgtatgc 
1611 gccaagccgt tattttgcca gcgagcccaa agctgatgtc agcctgattt tgcgtaatcc gaaagccatg 
1681 gacagcgccc gcaatcaggt gatgtttgcg ctcaatgatt atctcgcagg gctggcgctt gatcagttaa 
1751 gcaaccaggc gtcggttggt ggcataagtt tttccaccaa cgctaacaac ggccttatgg ttaatgctaa 
1821 tggttacacc cagcgtctgc cgcagctgtt ccaggcattg ctcgaggggt actttagcta taccgctacg 
1891 gaagatcagc ttgagcaggc gaagtcctgg tataaccaga tgatggattc cgcagaaaag ggtaaagcgt 
1961 ttgagcaggc gattatgccc gcgcagatgc tctcgcaagt gccgtacttc tcgcgagatg aacggcgtaa 
2031 aattttgccc tccattacgt tgaaagaggt gctggcctat cgcgacgcct taaaatcagg ggctcgacca 
2101 gagtttatgg ttatcggcaa catgaccgag gcccaggcaa caacgctggc acgcgatgtg caaaaacagt 
2171 tgggcgctga tggttcagag tggtgtcgaa acaaagatgt agtggtcgat aaaaaacaat ccgtcatctt 
2241 tgaaaaagcc ggtaacagca ccgactccgc actggcagcg gtatttgtac cgactggcta cgatgaatac 
2311 accagctcag cctatagctc tctgttgggg cagatcgtac agccgtggtt ctacaatcag ttgcgtaccg 
2381 aagaacaatt gggctatgcc gtgtttgcgt ttccaatgag cgtggggcgt cagtggggca tgggcttcct 
2451 tttgcaaagc aatgataaac agccttcatt cttgtgggag cgttacaagg cgtttttccc aaccgcagag 
2521 gcaaaattgc gagcgatgaa gccagatgag tttgcgcaaa tccagcaggc ggtaattacc cagatgctgc 
2591 aggcaccgca aacgctcggc gaagaagcat cgaagttaag taaagatttc gatcgcggca atatgcgctt 
2661 cgattcgcgt gataaaatcg tggcccagat aaaactgctg acgccgcaaa aacttgctga tttcttccat 
2731 caggcggtgg tcgagccgca aggcatggct attctgtcgc agatttccgg cagccagaac gggaaagccg 
2801 aatatgtaca ccctgaaggc tggaaagtgt gggagaacgt cagcgcgttg cagcaaacaa tgcccctgat 
2871 gagtgaaaag aatgagtgat gtcgccgaga cactagatcc tttgcgcttg cccttacagg gtgagcgcct 
2941 gattgaagcc tctgccggca caggcaaaac ctttacgatt gcggcgctc