Nomia melanderi (Alkali bee): 116426789
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Entry
116426789 CDS
T07404
Name
(RefSeq) vacuolar protein sorting-associated protein 13 isoform X1
KO
K19525
vacuolar protein sorting-associated protein 13A/C
Organism
nmea
Nomia melanderi (Alkali bee)
Brite
KEGG Orthology (KO) [BR:
nmea00001
]
09180 Brite Hierarchies
09182 Protein families: genetic information processing
04131 Membrane trafficking [BR:
nmea04131
]
116426789
Membrane trafficking [BR:
nmea04131
]
Endosome - Golgi transport
Rab GTPases and associated proteins
Rab associated proteins
116426789
BRITE hierarchy
SSDB
Ortholog
Paralog
GFIT
Motif
Pfam:
VPS13_N
VPS13_M
VPS13_VAB
VPS13_C
Motif
Other DBs
NCBI-GeneID:
116426789
NCBI-ProteinID:
XP_031832136
LinkDB
All DBs
Position
Unknown
AA seq
3337 aa
AA seq
DB search
MVFESIVAELLNKVLGEYIQNLDCTQLKLSLWGGDVVLNDLLIKETALDVLDLPIRLEYG
RLGKLILKIPFKDMWNGQIDAIVEELFLLIVPTSQIAYDAEKEIKVQLEAKRAELARVEK
TKQLADTKLQEKLDDSMVEKLIARMIKNIHVEIKRIHVRYEDHVSFKDHPFSVGFTLNKF
ILESCTDSWETDGNLKDMYAIQQIYKLCTLDGLAVYLNTTTDQFSSSSLSNYSDLFCSGI
ATIDYNPLGYQYLLGPINVNAKLKLNPKPETDGSNYTIPKVWLDLEMQKLRIGLTKKQYR
TLVQLGEGLDQAQKSAPYRKYRPNFTSYRGHYKEWWHFAYTCILEETVRRNRKNWDWNHM
KQHRDLCREYAEVYQTKLTTKKVVQEIEDRLTKCEMNLDIFNLVIIRQQIEMEVERLAEK
EKNLKAKRGWFGFLWSGSQAEETQDLNSAAAIMRKFEQAMTPQEKEKLYRAIDYQENTAP
AHYPETYVMIDTRFLLRELQIIILDTDKEFPCVLDLQLHVVEASFNSRPSANAILVTASI
NEMKLLGTKQSDCVPSLFNSHEHSAEKVLIYVSYEKNPLDKLCGDRVIVRSTSVDIVYDA
QTVIELVNLFKVQNSSTLNQLQAAAAEQLEGFKEMSALGLEHAIQKHSVLDIQVDMQASQ
LIIPHGGFYNSTKSLLVVNLGSLKMHSLEKPNDNKTNVSVKQLISMGKSEEDVLLHLREH
TYDKFVLKIVDVQILVSLPEEEWRTNLSKVHGSMTLLHPTTLEIQFHKCLVTDDPLLPKL
RLIGQLPSLVINITDNRLLQVLSIAQSIPLPKEEEPTDLQKCSLNKSSSQLSLLKELTTI
STMSEKKKEETSSVKQTTDLEMKFVMKEFALLVSSQNDDVIKPFVKFEILQLEAEMLQRT
YDQEILLRLGGVQVKQHYKEAEIFMVNTPMSTGKDEYLITMQYINVNKRSPDFTTRHGSV
IKLLKLEFTTLDLLLHQEALISLLQFATYMQNRMNSIVKSTVDEDRPIRPRVSHLASIQE
ETSTFFKEQIHRQKIRSTSSRRKRTMIEHTDLKVQTKVGTICMKIISESKEITAFYVDGI
TAGFTMKASYSRTNVNLSSIRIIDLNTASVYRDILSVTEDAESLQVQAIMYNIEPSETDK
NNMSITIVMGCYRIVFLNMFVTRIMSFLNNFQAAQQAIKDASAAAAEAAKTNIKDVQESA
TRIGLAIKIKAPVIYVPMHSKSNHCLTLDMGNLTVCNVFKKLEVTNEMGDCPIVDEMKIE
LQNLKLSRAKLNVDEFAVENEILLLEPVSFTLLIKRNLSTSWFTSIPDIDMSGRLNKINL
LISKEDYATTLKVLQENLEEQVEEVKSVQGALQSEKKLEVEVQHHQSDKLGKDAVAGAED
TDFQEQVHVHTSIKFEFVMDSLVINLFTGGSKMLRSESSLLHLPENGLAKFSLTHFALKG
RIFADGLLATSILLMNCTLDDTRQSRQGSLIRIMERTTAVPSMDDVEVDSKSVRSMLDMT
VRQSLNDTFVDVRVFSFSIIVSLDYLMKVKDFFAIEEAPSNKAVSQGVAKNYGETATKKK
QTPAAMSKKMLTINLHIEKPDIILLEDMDDINSNCIILNTELILKVRLMGEHQVITGSIK
DLSILAGVYNPVKRSDWIYQVLRPCSISVAGSTPEGKGLHIDVCCTDIHVSVSPGVIEIL
NKVVHTATKTETKDQEVVISESNHEGLWIITPYEESDFWFLKTEVGVEVLEDFAYSDDDV
TADYKPELAIIAAPTILFTLEAGVGNKTLPMLLFHIGFQSNINDWSSKSMSVDATMSLIM
AYYNSCLALWEPLIEPIEGTKNGKRVSTPWELKTKIQFNEITVDSRGASLASPTSESEPE
EWHQSVKMSIDIESSENLEITVTKTCLDVLKQLGNAFSSAMDTGEKSIAKNLAPYVLKNE
TGLAMVLDLERSYFKVFNDGSKITRDNTDSYMEVILESGASVELASKTTKTEIPLLDQLK
SDSIKEREDDKFIVSFKEIDCTLAIPVLRADKRFFSLRYRKEGSEEWGIVSDVVVDEGST
IVTLRSILQVHNHFSETVSVYYMTKRGNEVECVGTVAPDNKLNLPLDAVYTPTNTYWLFF
SVDKYMVSLEPFVWKDLQKTVSMTKLLKCESRTKQEVVEPFYIKMCCVMIVIGSILYNNN
TVGLLFDAINWQSIFCRFIDYIKRFCLENISSEHPKYVEAPIQVVGEIEQVYFENTSRHT
MASTIYNVHLYPSVYLKNFLPIDIIISIPGSIQEKLLEAGTSYQIPTIDPGKSHIIIKLP
NYLEKDWSCRGEILANPPEFSVWSFESFDSAEKVVMDLGMHASYKHGSTVMALYCPFWML
NKTGLMLSYRKSSKGGKEHSSPIKNLLCVRKPHRQRAEYRKKKARSSGDNYLNVLYHPEN
FKGPILFSFRSKVFFGKKKAMIRVENGEWSEKFPIDVAGSEGMVACKYNGLTYQIGVHNQ
LTYNSLTKQITFTPYYVIINNSDFFIECQEGDRPADPMFKIPPGECTALWPRSEHEQKTL
RAKIVGEPETTAPLIYTESHTTLLKLDNKYGGINVDVQISEGGVYISLSIYTYGNAPALI
INHTSHTIQFWEKGSLNVRSVQSYNRMFYTWENPSGPKRLVWEDNNKKEIEDTLRKDTLG
AFLLPDLEEEVFYVSFLDGTQRILLFTSNMKIAEDCQLAGDFETIEQEITISIHGVGLSL
VNNVTRSELLYMCVASSGIIWEASKSAAHRWRGLSANEVNVIEEGYQKYLRELQIGRDPS
QKVMLEPKLEIDYMNMEMLKPHRRLLRRTFQTGLWLQYRTSAHQVQLHAKINRLQIDNQL
SDCVFPVILAPVPPPKSVTQSTVMKPFAELSMVKRLLEHSSVQQFRYFKVLVQEFHVKVD
IVFINAIMGLLEANEANDVEEVKLFKIDMKLVDEPLMYHVSLITTAEQKNFFDLLHFSPL
KIHISFSMSGSSSGPSAVPQVLNVLLQGIGVTLTDINDIVFKLAYFERDYTFMTTKQLIS
EAQMHYVGQAIKQAYVLVLGLDVIGNPYGLVIGTVKGIEDLFYEPFQGAIQGPGEFAEGL
LLGVRSMLGHTVGGMAGAVSKITGAMGKGLAALTFDKDYQRKRQEQLNKQPSNLPEGLAR
SGKGLVMGVVDGVTGVVMKPISGAKEEGVEGFFKGFGKGVVGLVTRPTAGVIDFASGSLG
AVKRATELNEEVKRTRPPRFFQPDNLVRPYIREEAEGHKILTELEKGKYATTDIYFYHVY
ISKDVVLLTDKRIAYLEHCDLFGGWKVHWAYTWQEIGELPNLIDRGIQISVKDGSKRKAL
GKIFGSGDQSKIILIQDYTARQLLYNKIQEQINQCSL
NT seq
10014 nt
NT seq
+upstream
nt +downstream
nt
atggttttcgaatcgatcgttgctgaacttttgaacaaagtgttgggagagtatatacag
aatttggactgcacgcaattaaaacttagtttatggggaggagatgttgtattaaatgat
ttattaataaaagagactgcattagatgtgttggacttacctataagattagaatatgga
agattaggcaaacttatcttaaaaataccattcaaggatatgtggaatggtcaaatcgat
gcaatagttgaagaattatttttacttatagtacctacaagtcaaattgcatacgatgca
gaaaaagaaatcaaagttcagcttgaagccaagagggctgagcttgcaagagttgagaaa
acgaaacagttagcggacactaaattacaagagaaattagatgattcaatggttgagaaa
cttattgctcgtatgataaagaatattcatgttgaaataaaaaggatacacgtacgatac
gaagatcatgtttcttttaaagatcatccattttcagttggtttcacgcttaataaattc
atattagaaagttgtacagattcttgggaaacggatggtaatttgaaggatatgtatgct
attcaacaaatttataagttatgcacactggacggtttggctgtatatctcaatacaacc
acagatcaatttagtagcagttcactatcaaattattcagatctcttttgcagtggtatt
gcaaccatagattacaatccattaggttaccaatacttattgggtccgataaatgtgaat
gctaaattaaagttaaatccaaagccagagacagatggcagtaactatactattcccaag
gtgtggttggatttggaaatgcaaaaattaagaataggactaacaaagaaacaatatcgt
actcttgttcaattaggtgaaggtttagatcaagctcaaaaatcagcaccgtatagaaag
tatagacctaacttcacatcgtacaggggacattacaaagaatggtggcactttgcatac
acttgtattttagaagaaacagtgcgcagaaatcgtaaaaattgggactggaatcatatg
aagcaacatagggatttatgtcgtgaatatgctgaagtatatcagacaaaattaacaacc
aagaaggttgtacaggaaatagaagatcgtcttacgaaatgtgaaatgaacttggacatt
ttcaacttggtgatcattagacagcaaattgagatggaagtagaaagattggcggaaaag
gaaaagaacttgaaagcgaaacgcggttggtttggattcctctggtccggttcacaggca
gaggaaactcaagatttaaattcagcagctgcgataatgcggaaatttgagcaagcaatg
acgccgcaggaaaaagaaaaattgtatagagcgatcgattatcaagaaaataccgcgcca
gctcattaccctgaaacatacgtgatgatcgatacacggttccttttacgtgaacttcaa
ataataattttagatacggataaagaattcccatgtgtactggatcttcaacttcatgtc
gttgaagctagcttcaattcaaggccatccgctaatgccatattagttacagcatcgatc
aacgaaatgaagcttttaggaacgaagcaaagtgattgcgtcccttcgcttttcaattct
cacgaacacagcgcagaaaaggttttaatatacgtatcatatgaaaagaatccacttgat
aaattatgcggtgaccgcgtcatagtaagatcaacatcggtggatattgtttacgatgca
caaacagtgatagaattagttaatttattcaaagtacaaaactcttcaactttaaatcaa
cttcaagcagccgccgcggaacagttggaaggttttaaggaaatgtcagctctcggcttg
gaacacgcaattcaaaaacattcggtattagatatacaggtcgacatgcaggcgtcgcag
ttaattattccgcacggtggattctacaatagcacaaaatcattgttagttgtcaatctt
ggtagcttaaaaatgcactcgttagagaagccgaatgacaataagacgaatgtgtctgtg
aaacagttaattagtatgggtaaaagcgaagaagacgtcttgttgcatctcagagagcat
acctatgacaaatttgttctgaaaatagtcgacgttcaaatattagtttctcttccggaa
gaagaatggcgcacaaatttatcgaaagtccatggttctatgaccttattgcatccaact
acgcttgaaatacagtttcacaaatgcttggttaccgacgaccccttacttccgaaattg
agacttatcggtcaattgccgtcactcgtaattaatataacagataatcgcttgttacaa
gttttgtctatcgctcagagtataccattaccaaaagaagaagaacctacggatcttcag
aaatgttcacttaacaaatccagttctcaactatcgctgttgaaagagctgacaacaatt
tccaccatgtctgaaaagaaaaaggaagagacttcgtccgttaaacagaccactgatttg
gaaatgaagtttgtcatgaaagaatttgcattattggtttcatcccaaaatgatgatgta
ataaaaccatttgtaaaattcgagatattacaattggaagcagaaatgttgcagcgaact
tatgaccaagaaatattgttgagattgggtggtgtccaagtaaaacaacattacaaagaa
gcagaaatatttatggtaaacacacctatgtcgactggtaaagatgaatacttgataaca
atgcaatatattaatgtgaataaacgatctccagactttacaacgagacatggatctgtt
attaaattattaaagctggagtttacgactttagatcttttacttcaccaagaagcttta
attagccttttacagtttgcaacatacatgcagaatcgaatgaattctatagtaaaaagt
acagtggatgaggatcgtccgatacgtccaagagtaagtcatttggcttctattcaagaa
gaaacgtctactttctttaaggaacaaattcataggcaaaaaattagatcgacttcatcg
cgtcgaaagagaacaatgatcgagcatacggatttaaaggttcaaacaaaagttggaact
atttgtatgaagataatcagtgaatctaaagaaattactgcgttttatgttgatggtatt
acagccggtttcacgatgaaggcttcttattcccgaacgaacgtgaacttgtcctccatt
cgtattatagatcttaatactgcatcagtttatagagacatcttatcagtgacagaggat
gccgagtctttgcaagttcaggctataatgtataatattgaaccgtcggaaactgacaaa
aataatatgtccattacaattgtgatgggctgctatcgtattgttttcttaaatatgttt
gttaccaggataatgagtttcttgaacaactttcaagctgctcaacaggctataaaagat
gcttcagccgcagctgcggaagctgcaaagacaaacattaaagatgttcaagaaagtgca
acgcgtattggacttgcaattaaaattaaggctcccgttatatatgtacctatgcattcg
aagagtaatcattgcttaacgctggacatgggtaatcttacggtatgcaatgtgtttaaa
aaattggaagtcacaaatgagatgggagattgtcccattgtcgatgaaatgaaaattgaa
ttgcaaaacttgaagttgtctagagcgaagttgaatgtggacgagtttgcagttgaaaat
gaaatattattattagaaccagtcagtttcaccttacttattaaacggaatttatcaacc
tcttggttcacctctataccagatatcgatatgtctggcagattgaataaaattaatctg
ttaattagtaaagaggattacgcgactacgcttaaagtattacaagagaatttagaggaa
caggttgaagaagtaaaatctgtgcaaggtgctcttcaaagtgagaagaaactcgaagtg
gaagtgcagcatcaccaaagtgataaacttggaaaagatgctgtagcgggtgcggaagac
acggactttcaggagcaagtacatgtacacacgtccatcaaattcgagtttgttatggat
agtctcgtaattaacttattcacaggaggatcgaaaatgctgcggtccgaaagctctcta
ctacatttaccagagaatggattggcaaagttttctttgactcatttcgcattgaaaggt
aggatatttgcagatggattactggcaacttctattcttcttatgaactgtactctggat
gatacacgccagagtagacaaggctctcttattagaattatggaaaggacaacagctgta
ccttccatggacgacgtggaagtagactcgaagtcagttcgcagtatgttagacatgact
gttagacaaagcttgaatgatacattcgtcgatgtcagagttttctccttcagcataatt
gtgtccctcgactacttgatgaaagtgaaagacttttttgctattgaagaagcaccttcg
aataaagcagtatcgcagggtgtagcaaagaattacggtgaaacggcgacaaagaaaaaa
caaactcctgctgcaatgagtaaaaaaatgttaactattaacctgcacattgagaagcca
gatattatactcctcgaagacatggacgacatcaattcaaattgcatcatattaaatacg
gagctgatcttaaaagtacgtctgatgggtgagcaccaagtgataactggttctataaaa
gatttgtcgattttagctggtgtatacaatccggtgaagagaagtgattggatatatcag
gttttgagaccatgcagtattagcgtagctggatctacaccagagggaaaaggtcttcat
atagatgtttgttgcaccgacattcatgtatcggtatcaccaggcgtaattgagatatta
aataaagtcgttcacactgctacaaaaacagaaacgaaggatcaggaagttgttatttct
gaatcaaatcatgaaggactatggattataacgccatacgaagagagcgatttttggttt
ctaaaaacagaagtaggagtagaagttctagaagattttgcatattccgatgatgacgtt
actgcagattataaaccagaattggcaataattgctgcacctacaattttatttacattg
gaagcaggtgttggtaataaaaccctacccatgcttctctttcatattggatttcaaagt
aatattaatgattggagctcgaaatctatgagcgtggatgctacaatgtcgttgattatg
gcatattataacagttgtcttgcattatgggaaccattaatcgagcctatagaaggaacc
aaaaatggaaagcgagtttccacgccttgggagttaaaaactaaaattcaattcaacgaa
attacggtagattccagaggagcaagcttagcaagtccaacttctgagagtgaaccagag
gaatggcatcaatcagttaaaatgtctatcgatatagaatcttcggagaacttggagata
accgtcaccaaaacttgtctcgatgtgctcaagcaacttggcaatgcattttcgtctgca
atggacaccggcgagaaaagcattgctaaaaacttagcaccctatgtactcaagaacgaa
actggtttagcaatggttctagatttagaacgcagttacttcaaggtatttaacgatgga
tcgaaaataacaagggataacacagactcgtacatggaagtaattttggaatctggtgca
tcggtggaacttgcttcgaaaactacgaagactgaaatacccttgctagatcagctaaag
agtgattcgattaaagaaagagaagatgataaattcattgtttcgttcaaagagatcgac
tgtacattggcgataccagttttaagagccgataagaggttcttttcgttaaggtatcga
aaggaaggttccgaagaatggggtatcgtatctgatgttgtagtggacgaagggagtact
attgtcactcttagaagcattcttcaggtgcataatcatttcagcgaaacagtatctgta
tattatatgaccaaacgtggaaacgaagttgaatgcgtgggcactgttgcaccagataat
aaattgaatcttccattagatgcagtctacactccgacaaatacttactggctatttttc
agcgtcgacaagtacatggtttcgttagaaccattcgtttggaaagatttacaaaagaca
gtttctatgacgaaactcttaaaatgcgaaagccgtacaaaacaagaagtggtagaacca
ttttacataaagatgtgttgcgtgatgattgtgattggtagtattttatataataacaac
actgttggcttattatttgatgctattaactggcaatccatattctgtcgtttcattgat
tatatcaagcgtttttgcttggaaaatatatcctcagaacacccaaaatacgtggaagca
cctattcaggttgtaggagagatagaacaagtttattttgaaaatacaagccgacatacg
atggctagtaccatttataatgttcacttgtatccgtctgtatatttgaagaatttccta
cctatcgatatcattatatcaattcctggaagtatccaagagaagttactggaagcaggc
acatcttatcaaatacctacaattgatcctgggaaatctcatataatcatcaagttacca
aattatttagagaaggactggtcatgtagaggcgagatattggcaaatccaccagaattt
tcagtctggtctttcgaatctttcgatagtgcagaaaaagttgtaatggacttgggaatg
catgcatcctacaagcatggatctactgttatggcgttatattgtccattttggatgtta
aataagacaggtttaatgttgtcttatcggaaatcaagtaagggtggcaaagaacactca
agtccaatcaagaatttgctttgtgtcaggaaaccccatcgacaacgtgcagaatacagg
aagaagaaagcacgttcgagtggagacaactatttaaatgtgttatatcacccagaaaac
tttaaaggaccaatattattttcatttcgctcgaaagtattctttggtaaaaagaaggca
atgattagagtggagaatggagagtggtctgagaaatttccaatagatgttgctggaagc
gaaggaatggttgcttgtaaatacaatggattgacttatcagatcggagttcataaccaa
ttgacctataattctttgacaaaacagattacgtttactccatactatgtaatcataaat
aattctgatttttttattgaatgtcaagaaggtgatagaccagctgatcctatgttcaaa
attcctcccggcgaatgcacagctctttggcctcgttctgaacacgaacagaaaactttg
agagctaaaattgtgggagagcctgaaacaactgcaccactcatctacaccgaaagtcat
acaactttgctaaaattagataataagtatggaggaatcaatgtggatgtacaaataagc
gaaggtggagtttatatttctttgtccatttatacttatggtaatgctccagcgttaatt
attaaccatacttctcatactatccaattttgggaaaagggctcattgaacgtcagatct
gtacaatcgtataatagaatgttttacacttgggagaatccctcaggaccaaagaggtta
gtgtgggaggataacaataaaaaggaaatagaagacactttaagaaaggacacgttaggc
gctttcctgctaccagatttggaagaagaagtattttatgtatcattcttggatggtact
caacgaatacttctgttcacgtcgaacatgaaaattgctgaagactgtcaattagcaggc
gattttgaaactatagagcaagaaataaccataagtatccacggagttggactctcactt
gtaaacaatgtaacgagatcagaattgttatatatgtgtgtagctagttctggaattatt
tgggaagccagtaaatctgctgctcatcgttggcgaggtctcagcgcaaacgaagtaaat
gtcatagaagaaggatatcaaaaatatctgcgagagcttcaaataggaagagatccgtcg
cagaaagtaatgctcgagccaaaattggagattgactatatgaacatggaaatgttgaaa
ccgcatcgtagacttctgcggcgaacctttcaaacaggtttatggttacagtatcgaaca
tcggcacatcaagtgcaattgcatgcgaagatcaatagacttcaaattgataatcagctc
tcagactgtgttttcccggtcatattagctccagttccacctccaaaaagtgtcacccaa
agcaccgtaatgaaaccattcgctgaattgagtatggtcaagcgtctattagagcacagt
agtgttcagcaattccggtactttaaagttctcgtacaagagtttcatgtaaaagtggat
attgtatttattaatgcaataatgggattgctcgaggcaaatgaagcgaacgacgtagaa
gaagttaaattatttaaaatcgacatgaaattggtcgacgaacccttaatgtatcacgtg
agtctaatcactacagcagaacagaaaaatttcttcgatttacttcacttctcgccgttg
aagatacacataagtttctcgatgtccggtagcagtagtggaccgtctgcagtccctcaa
gtattaaatgtattgctacaggggattggtgtcacattaaccgatatcaatgacatcgtt
ttcaaattggcatattttgaaagggattacactttcatgaccactaaacaacttatttcc
gaggcacagatgcattatgtaggccaagcaattaaacaagcgtacgttcttgttttgggg
cttgatgtgattggcaatccatacggacttgtgattggtactgtgaaaggtatcgaagac
ttattttatgaacctttccaaggcgctatacaaggtcctggagaatttgcggaaggtcta
cttcttggtgtcagaagtatgttaggtcatactgttggtggaatggccggagctgtttca
aaaatcaccggcgccatgggtaaaggtctagctgctcttacatttgacaaggattatcaa
agaaaacgacaggaacagctgaacaagcagccttctaatttgccagaaggtcttgctcga
agcggtaaaggtttggtaatgggggtggttgatggtgtaaccggggtcgtcatgaaacct
atatcaggcgctaaggaagagggggtagaaggtttcttcaaaggattcggtaaaggtgtt
gttggccttgtcaccagaccaactgctggtgttatagactttgctagcggatcgcttgga
gcagtgaaacgagcaaccgaattaaatgaagaagtgaagaggacgaggccacctagattc
tttcagccagacaatttggttaggccatatataagagaagaagctgaaggacataagatt
ttaactgaattagaaaaaggaaaatacgcgaccactgatatctatttctatcacgtttat
atttctaaagatgtcgtattactcaccgacaaaaggatagcatacttggaacattgtgat
ttattcggtggctggaaggtgcattgggcgtacacgtggcaagaaattggtgaattgcca
aacttaattgatagaggtattcaaatttctgttaaggatggaagcaaaagaaaagcgctt
gggaaaatatttggcagcggagatcaatcaaaaataattctaatacaagattacactgca
agacagcttttatataataagatacaagagcaaattaatcaatgcagtttataa
DBGET
integrated database retrieval system
