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darB

Gene
darB
Protein
Defense against restriction protein B
Organism
Escherichia phage P1
Length
2255 amino acids
Function
Capsid internal protein that is probably ejected along with the viral DNA and prevents degradation of viral DNA by the host EcoB and EcoK restriction-modification antiviral defense systems.
Similarity
Belongs to the helicase family.
Mass
251.543 kDa
Sequence
MNKLSMGVFRCSSVSEILKYIRAITSHRAPIKYGVEKVEGKSYDRLRREANQKAIDLLNSLVDGATLTDEQRQILAGYTGEGGIGGSVSEYYTPKPIAEGVWEIMKLYGADVGNTLEPSAGTGVFNETKPVGTVMTATEISSVSGRINQLLHPEDSVQISPFEQLAVSTPNDSFDHVVGNVPFGGRDNTRNIDKPYAEETDMGSYFMLRMLDKIKPGGFMCVIVPPSIVSGSNMKRLRLRLSRKAEFLGAHRLPTGTFDANGTSTVVDVVLMRKHPAEMAEKIPLVHESTLESANVLWPTFISGKWFEKDGRRFVHGTQEKGFQGRIEVRADGQIDNQALKAKLIHCFESRIDWYLLDMAEPSPTADVVDEGEMRLINGVWQKYAGGRWIESDAGKELKIDVASYGADSWEALQRNLTTTEGRLGMTFTQMANVRDKYTTSISDDMVQLVDWINSQPEKYRERLYRGAMIGRMLIEYQDMKAAGHSAEQIEQQRLSLVSRLQAEIDRFGNPGRGPIAKLSGSGARAWFAFRGAIKLDGTISDELTGKLVTHDSSASYDSTSYQDTLRYLYSDLTRDPIQLDDFRLAFTGELPASDDELLNLLASTPGIAVSPYGGIVPFARATSGDINEIVAPKQEFLATLTDGPVKNNVLNQLAAIEEKRIKTPAENIRFKLNSRWFDRSVILEFLQENGYPDLRYVQSVQLEGDEMVSDTYHGGDGLFVGHRYGVVQRKDKETGEIRYEWDRKSGENATGFPAQLEKYLNGARIGGKDSATANGYREQMALLEDQFNKWIKTHDRYDELVAKYNDVFNSNIPYEHSGDPLGLKGLSGKRQPFDYQNSEVRRLSEDGRGILGFGTGLGKTTTALALEAFNYENGRSTRTAYVVPKSVLENWYYEAKEFLSEEAFSNYLFVGLDVLMDGDQIRQVPVLDENGKPVLGTDGTPVMRDALKLADEATITARMNAIPHSNYRAVVFTKEQYARIPLRDDTVDEHAQDMLYDFVAAGRVASAMDSDSHRKEAARRRVLSEYSDTGTEKAEKYPYFEDMGFDSVIADEGHNYRNSYKNGREASQLAYLPTSAVAQSARDMAIKNAYLMKKNGGRGPVLLTATPVVNTPIDAYNMLSHVLPKEYWQKMGIYGPDDFVKFFGKTRLETVQKISGEVEEKMALVGFENLDALRGIFHRWTTLKTAEDVKDTVEIPELDEHQQDAPLTEEQLAAYEELRQQAEAAAKANNGVTTSVNEDGVIEHEKARPIFSIIRDMDRVCTDMDLYYRRITYRFLPEYADAVQQLADSLPKQATSEDDDSDDSITQQSQYSLIDKGEFIQLQVPEAFEQEVNKRLARFGIDEQTVTHPVTPKYAKLIATLKEFFPEGKQIIFTDEKTQHQKLKRIICNALNLEPSKVGILNAQTVAEAGKTGKKLKAVKPPKELPDEPTDAQIAKYNEQMALYDAYIAQQNEMSLGGLEKIAADFQEGRTPIIICNKKAEVGINLHRGTTDIHHLTLPWTPASIAQRNGRGARVGSNRASVRVHYYCGKGSFDEYRLKTLKRKAGWISDILRSDKSEMENADANDMIEMQMYTAKDDGERLAMMQVQMDKAKAAQRARQKEQATIDLQNYIKAQHAAGEDVEVLTAELERSKAELEKTTAEVAKFKQAVMAKAADNADWKARWGSVHHTDRMLLAQYRASLKSAIQRKANISQAISPYEKLLNRTQKAATDIKRLRPLVEDAINKGILDVDPDLVNHASEFLVIGDRSWRVGQYYDCAGDIVRIKSLDFDSQRADVEIIFTFKGTKSGNWDVKTLDKQVDVTPDEDAVMQKISGGVSIAGINDIISCDDFYRFQQRGMIKITDSYGVQTTESGYSIDFVGTYTDPLKHAVYPDRRDGALKSSIAKWVLGMMSEGNNRQVRLAEVFLTELFGSNYGDVIASYGDTLSPEAIQEKIADAIARMPEKTSQGATRNGDSELEVTNAIFGTHEFRASDYEITTAQFGTIGIYSNKAEIKQAMDAASARIAAEREANLNHAVAALTQSWVTAIREAATTGKITPAIADVVNDGSKFMDAYKMDAVQLPSAYGQLSYRMTYNLVSMFSDLAILGLVDLNEVTPELLSMRKNHVEILQRINTVLAGRTDEEKQADADRINLALGNITEEEIAARNEKQEELSSIQGDATSIAQSLGLNYRVSTADLKMMYAPKFAAGEVFGLQEASGMKGVLFRAKDAIKTKFGARWLPAKAKNSDFPGNWWIIETKHNVADVLAVIQQYA