Tympanuchus pallidicinctus (lesser prairie-chicken): 128074842
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Entry
128074842 CDS
T08967
Symbol
LAMA2
Name
(RefSeq) laminin subunit alpha-2 isoform X1
KO
K05637
laminin, alpha 1/2
Organism
tpai
Tympanuchus pallidicinctus (lesser prairie-chicken)
Pathway
tpai04510
Focal adhesion
tpai04512
ECM-receptor interaction
tpai04820
Cytoskeleton in muscle cells
Brite
KEGG Orthology (KO) [BR:
tpai00001
]
09130 Environmental Information Processing
09133 Signaling molecules and interaction
04512 ECM-receptor interaction
128074842 (LAMA2)
09140 Cellular Processes
09144 Cellular community - eukaryotes
04510 Focal adhesion
128074842 (LAMA2)
09142 Cell motility
04820 Cytoskeleton in muscle cells
128074842 (LAMA2)
BRITE hierarchy
SSDB
Ortholog
Paralog
GFIT
Motif
Pfam:
Laminin_G_1
Laminin_EGF
Laminin_G_2
Laminin_B
Laminin_N
Laminin_I
Laminin_II
Laminin_G_3
DUF948
Motif
Other DBs
NCBI-GeneID:
128074842
NCBI-ProteinID:
XP_052526999
LinkDB
All DBs
Position
Unknown
AA seq
3289 aa
AA seq
DB search
MGRQLGRPAPMVWESLPFLLLLAAFCSRGQPPPAPPPQRGLFPAVLNLATNALITTNATC
GEKGREMYCKLVEHVPGQPARNPQCRICDQRSRLPHQRHPITNAIDGKNTWWQSPSIQNG
IEYHYVTITLDLQQIFQIAYVIVKAANSPRPGNWILERSLDGVDYQPWQYYAITDSECLT
RYNIHPRPGTPSYIKDDEVICTSYYSKIHPLENGEIHTSLINGRPSADDPSRALLEFTSA
RFIRLRFQRIRTLNADLMMFAHKDPTEIDPIVTRRYYYSIKDISVGGMCICSGHAKACPL
DPVTNKSVCQCEHNTCGETCDRCCPGFNQKPWHAGTFLVKHECEPCNCHGKSEECYYDQN
VADRNQSLNIFGEYIGGGVCVNCTSYTDGINCETCVDGYFRPEGVLPDSPDPCQPCSCDP
NGSLHETCVKDEKHAEGDMLPGFCHCKTGYAGEHCSRCALGYTGYPDCLPCNCSVEGSVN
IDPCVGLCVCKEHVEGENCDRCKSGFFNLQQNNPQGCEECFCSGKTNACTGSHFTYRNIE
DMNGWYLVGLSGHIRVTPKQKSIGGRQQLSINNVSARKVLPQTYYWSAPSSYLGNKVTAV
GGLLKFTVSYDFTKQEEAAQLMIQPDVIIEGGGDLRISTPKGRIHLQPSEVHTEEIVLKP
EFFSSHGTDVPVSRKEFMTIFANLKRILIRATYSYGMNAIYRLNGVSIEAADYSSTGRKL
ASSVELCDCPPGYDGTSCEYCWPQHRRVNGTIFGGVCTPCTCFGHAESCDNITGECLDCK
HNTGGSYCDRCLPGFYGDPTKGTAEDCQLCACPLNIPSNNFSPTCHFDRSHGLICDECPV
GYVGPRCERCAEGYYGQPLIPGGSCQPCQCNNNLDFSVPGSCDSLSGACLICKSGTTGQY
CERCADGYFGDALDARNCQPCHCHVNGSISEICDSQTGQCECKPNVIGRRCDMCKPSYFW
APDKRFCIPCGCSAVGSMSLQCDMSGRCICKSRFTGKRCEISRQVPKLKESARSSQQIRV
PPRRWGFSSASGCPRGAYQPAAPPETFGLQSSRGCVPCNCNSFGSKSFDCDGNGQCYCQP
GVTGKKCDRCAHGFYNFEEGGCTPCACSQFGNNCDPISGRCICPPNTIGGMCDKCAPNHW
GHDIVHGCKPCDCSLIGALSSQCDLNTGCCFCRPEFSGDKCTECRLGYWNYPQCITCQCV
LSGTDPRSCDTDLGTCSCVNHTGQCSCKANVEGVHCDRCKSGTFGLSARNPLGCSSCYCF
GLTTQCSEAKGLIRMWVTLRPEQMVLPLVDENLHQSTLSGIAFQPPEIVANIEQVMQILR
SEPVYWRLPEQFEGRKLTAYGGKLKYAIYFEAREETGFTTYYPQVIIRGGPPTHTRIIVR
HMAAPLIGQLTRHEIELTEHEWEYYGDSQRVRNIVPWEYQDDPTVNKTISQADFTWKHYA
DDSRPSRVVSREDFLNVLYDVHYILIKATHGNIMRQSRISEISMEVAEGGIVSGMTPQAN
LIEQCDCPLGYSGLSCESCSPGFYRLPVSHGGRITSQSLGACVVCQCHGHSATCDPETSV
CQNCQHNTAGQHCERCALGFYGIVRGSPEDCQPCACPLSISSNNFSPSCVVEGPSDYRCT
ACPPGYEGQYCERCSPGYTGNPQTPGGSCQECECDQYGSMPVPCDPATGVCTCKPGFTGW
KCAGCEHRHARDGMKCISCDDDCTGLLLNDLDRLNQMIMSVNLTGPLPAPYKLLYSFENT
TQELKHLLSPQRAPERLLQLAQENLDTLVTEMDELLTRATKVTADGEQTKQDAERTNDRA
RSLGQFMKGILQASEAVNQDAIRLNETLGTPDKTLEKSLPELQSEADRMVMEMRSKKMNM
QERIAQDEFKNAEDLLNKVKKLFGEPSEKNEDLKNEVRDKLTNYHTKVDDARDLLRDAMN
KIREANRLSAVNKNNMTMVEKKKQAVEDGRQGVEKSLQEGNDILNEAYNLTNEINVAVEY
VESVADKIQSMSDQLKDKIDDLSQEIQDKMLPEKVLQAENHAAQLNESSAILDGILAEAK
NLSFNATLAFNAYTNIKDYIDEAEKVAKEAKALANEAMQATSGPQGSLKDDAKSSLQKSF
RVFNDAMVLENDVKEKEDNLDSMQNRLKDADEKNSILLKTLNETFGKLSAIPNDTAIKVQ
AAKDKARQANNSANDVLAQIKDLNQNLLGLRNNYSKLADDVAKTNAVVKDPIKNIADADS
SIKHLEKEADRLLDRLKPIKELQDNLGKNISQIKELINQARKQANSIKVSVSSGGNCIRT
YRPEIKKGTYNTIIINVKTVVADNLLFYLGSAKFTDFLAIEMRKGKVSFLWDVGSGVGRV
EYPDLTIDDGFWYRIEASRTGKNGTISVRALDGPKASIVPATFSGVSPPGYTILDVDANA
LLFVGGLTGKIKKSDAVRVTTFTGCMGETFLDSKPIGLWNFRDIEGDCKGCAVSPQVADG
EGTVQFDGDSYAVVSRPIRWNPNISTVMFKFRTFSSNALLMYLATEDLKDFMSVELSGGR
IKVSYDLGSGTASVISNQNHNDGRWKSFTLSRIQKHANISIVDIDTNEEETIATTSTGSH
FGLNLKGHEKIYFGGLPTLRNLRPEVNLKKYTGCLKEIEISRTPYNILSSPDFVGLTKGC
TLENIYTVSFPKQGFVEMPPVSFDVGTEINLSFSTKNESGIILFGSSGTVVPPRRKRRNT
GRKTDPLKRKRRQTGQAYYAVFLNRGRLEVHISTGIQDPHRITIRPEAVKFHDGRAHSVR
IERSKGMFIVQVDEDKVQSQRLPTDQPISVRKLFVGGTSSQFHTAPLRNIPPFEGCIWNL
VINAIPMDFAQHVTFENADIGRCPSLEPEARPPEEEDKPIHSTVLIQPQPDVEKETTETP
PARGSPPPPTSISSPLDSLAAEMKSASITPAFDLMTDSCAADIEPSILEGGKQFGLSRNS
HIAVAFDDTKVKNRLTIEFEVRTMADSGLLFYMARINHADFATVQIKNGLPYFSYDLGSG
DTNTMISNKINDGQWHKIKVIRTKQEGILIVDSFSNRTVSPKKADILDVVGMLYVGGLPV
NYTTRRIGPVTYSIDGCIRNFKMTESPIDLDNPTSSFSVGKCFVTAQKGTYFDGTGFAKT
VGAYKVGTDLLVEFEFRTTQANGVLLGVSSQKMDGLGIELVDGKVMFHVDNGAGRFSAVY
EPDAPASLCDGQWHKVVANKIKHRLELTVDDRTVDGNSPNRASTSADTNDPVFVGGYPDG
VTQFGLTTNIRFKGCIQSLKLTKGTAKPQEINFSKALELKGVQASCPAS
NT seq
9870 nt
NT seq
+upstream
nt +downstream
nt
atgggccggcagctcggccgcccggcaccgatggtatgggaaagtttgccgttcctcctg
ctcctggctgctttctgcagccggggccagccgccgccggcgccgccgccgcaaagagga
ttgtttcctgcagtgctgaacttggctactaatgctctcatcacaaccaatgctacctgt
ggagaaaagggtcgggaaatgtactgcaaacttgttgagcatgttcccggacagcctgca
aggaaccctcagtgccgtatttgtgatcaaaggagtaggcttccacaccaacgacatcca
ataacaaatgcaattgatggcaagaacacttggtggcaaagccctagtatccagaatggg
atcgaatatcattacgtgactattacgctggacctccaacagattttccagattgcatat
gttattgtgaaagcagctaattcacctcgacctgggaattggatattagaacgttctctg
gatggcgtagactatcagccatggcagtattatgctattacagatagtgagtgcctgaca
cgctacaacattcatccccgtcctggaactccatcttatataaaagatgatgaagttata
tgcacctcttattattctaaaatacatcctctggagaatggagagattcacacttctcta
attaatggacggcctagtgctgatgatccttcacgtgcgttactggaattcacctctgct
cgctttattcgcctgagatttcagaggataaggacactaaatgctgatttaatgatgttc
gcacacaaagatcccactgaaattgatcccatcgttacaaggaggtattactattctata
aaagatatctcagttggaggcatgtgcatatgctcaggccatgcgaaggcttgtccactt
gatccagtgaccaataaatctgtctgtcagtgtgagcacaacacttgtggagagacatgt
gatcggtgttgtcctggtttcaatcaaaaaccttggcatgctgggactttcctggttaag
catgaatgtgaaccatgcaactgtcatgggaagagtgaggaatgttactatgatcagaat
gtggcagacagaaatcagagtttgaatatttttggagaatacatcgggggtggagtgtgt
gttaattgtacaagctacactgatggcataaactgtgagacctgtgttgatggctacttc
agacctgaaggggtattgccagatagcccagatccatgccagccttgttcctgtgatcca
aatgggtctttacatgaaacctgtgtcaaagatgaaaaacatgcagaaggagatatgttg
cctggtttctgtcactgcaagactggctatgcaggagagcactgcagtagatgtgcattg
ggttatacgggatatcctgactgcctgccctgcaactgctcagtggaaggcagtgtgaat
attgacccttgtgtaggtctctgcgtctgtaaggaacatgttgaaggagaaaactgtgat
cgttgcaaatcaggcttcttcaatctgcagcaaaataatccccaaggctgtgaggaatgt
ttctgctctgggaaaacaaatgcctgcacaggctctcactttacatacagaaatatagaa
gacatgaatggttggtatctagttggcttatctggtcacatcagagttactcctaagcaa
aagagtattggtgggcgtcagcagcttagcatcaacaacgtgtctgcacgtaaagtactg
ccacagacttattattggagtgcacccagttcttatttgggcaacaaagtaacagcagtt
ggagggcttctgaaattcacagtctcctatgatttcacaaagcaagaagaggcagctcaa
ttgatgatccaacctgatgtcatcatagagggaggaggtgatttgagaatcagcactcca
aaaggcagaattcacttgcagccttctgaagtgcatactgaagaaattgtgctgaaacca
gaatttttctcttcgcatggcactgatgttccagtcagcaggaaagagttcatgaccatc
tttgcaaacttgaagaggatcctcataagagctacatacagctatgggatgaatgccatc
tacagactaaatggtgttagcattgaagctgctgactactcttcaactgggagaaagctg
gcatcttcagtggagttatgtgactgtcccccaggttatgatggtacctcgtgtgagtat
tgctggccacaacacagacgtgtaaacggcacaatctttggtggagtctgcacaccatgt
acatgctttggtcacgcagaatcatgtgataatatcacaggggaatgcctggattgcaaa
cacaatacaggtggttcatattgtgatagatgtcttcctggtttctatggtgatcctact
aaaggaacagctgaagactgtcagttgtgtgcttgcccactaaatataccttctaacaac
tttagcccaacatgccattttgaccgaagccatggattaatatgtgatgaatgcccagtt
ggatatgtgggaccacgctgtgaaaggtgtgcagaaggctattatggacaacctctaata
ccagggggatcatgccaaccttgccaatgtaataacaaccttgacttctccgttcctggc
agctgtgacagcttgtctggtgcttgcctgatatgtaagtcaggtacaacaggccaatat
tgtgagagatgtgctgatggatattttggtgatgctcttgatgcaaggaactgtcaaccc
tgccattgccatgtcaatggatccatctcagagatctgtgactctcagactggccagtgt
gagtgtaaacccaacgtgattgggcgccggtgtgacatgtgcaagcccagctacttctgg
gccccagataaacgattttgtataccctgtggctgcagtgccgtaggatccatgtcactg
caatgtgatatgtcaggaagatgtatctgcaaatcacgattcacaggcaaacgctgtgaa
atcagcagacaggtgcctaaattgaaagaaagtgcgcgaagcagtcagcagattcgagtc
ccccctcggagatggggcttcagcagtgccagtgggtgcccacggggtgcttaccagcct
gccgctccgcctgaaacgtttggcttacagtcttccagaggatgtgttccctgcaactgc
aactcttttggttccaaatcctttgattgtgatggaaatggacagtgttactgccagcca
ggagtgacagggaagaagtgtgaccgctgtgctcatggattttacaactttgaagaagga
ggctgtactccctgtgcctgttcacaatttggtaataactgtgatcccatcagtggccgc
tgtatctgcccccccaacactattggagggatgtgtgacaagtgtgcaccaaatcactgg
ggccatgacattgtacatggttgcaagccatgtgactgtagcctcattggagccttaagt
tctcagtgtgacttaaatacaggctgctgcttctgccgccctgaattctctggggataaa
tgcactgagtgcaggttgggttactggaattatccacaatgcattacttgtcagtgtgtc
ctgtctggcactgatccacggagctgtgatacagatttgggcacatgctcatgcgttaat
catactggccaatgcagctgcaaggccaatgtggaaggtgtccactgtgacaggtgcaag
tctggcacatttggcctctctgccagaaacccacttggctgcagcagctgctattgcttt
ggcttgactacacagtgcagtgaggcaaaggggcttatccgcatgtgggtgaccttgagg
ccagagcaaatggttctaccactggtggatgaaaaccttcaccaaagcactctttcaggg
attgcattccagcctcctgaaatagtagcaaatatagagcaggtgatgcagattcttcgt
tcagaacctgtttactggaggcttccagagcagtttgaaggacgaaagctgactgcatat
ggagggaaactaaaatatgcaatctactttgaagcacgggaagaaacaggttttactact
tactacccccaagtgatcatcagaggtggccctcccactcatacaagaattattgtccgg
cacatggctgcccctctgattggacagctaacaaggcatgagatagagctgacagagcac
gaatgggaatattatggtgatagccaaagagtgagaaacattgtaccctgggaatatcag
gatgacccaacagtaaacaagaccatatctcaggcagatttcacatggaaacattatgca
gatgactcaaggccgagtagagttgtatcccgggaagacttcctgaatgtgctgtatgat
gtgcattacattcttattaaggctactcatggcaacatcatgaggcaaagcaggatttct
gagatctcaatggaagttgctgaaggtggcattgtttctggaatgactcctcaggctaac
ttgattgagcaatgtgactgcccactgggttactctggtttgtcttgtgagtcgtgctct
ccaggattttacaggcttccagtctcacatggaggaaggataactagtcagtccctaggt
gcctgtgttgtgtgtcaatgtcatgggcacagtgctacgtgtgaccctgaaacatcagtt
tgtcagaattgtcagcacaatactgccggtcagcactgtgagagatgtgcactgggattt
tatggcattgtccgaggatctccagaggactgccagccttgtgcttgtcccctatccatt
tccagtaacaattttagcccttcttgtgttgtggaaggacctagtgattatcggtgtact
gcatgcccacctggatatgaaggccagtattgtgaaagatgttctcctggctacacagga
aatccacaaaccccaggaggatcctgccaggaatgtgagtgtgatcagtatggttccatg
cctgtcccctgtgaccctgccactggagtgtgtacttgcaagcctggattcacagggtgg
aagtgtgctggctgtgaacatcgacatgcacgtgatggcatgaaatgcatttcttgtgat
gatgattgtacaggactccttctcaatgaccttgatcgactaaaccagatgatcatgagc
gttaacctgactggtccactgcctgctccatataaattgttgtacagttttgaaaacaca
acgcaggaattaaagcatttactttcacctcagcgagcaccagagagacttcttcagtta
gctcaggaaaatctggatacactggtgacagaaatggatgaactactgacaagagctacc
aaggtgacagcagatggtgagcaaacaaagcaggatgctgagaggactaatgacagagca
agatctctcgggcagttcatgaaaggcattctccaagcttctgaagctgtaaatcaagat
gctataagactgaatgagacacttggaaccccagacaagaccttggagaagagtcttccg
gaactgcagagtgaggctgacagaatggtcatggagatgagaagtaaaaagatgaatatg
caagaaagaatagctcaagatgagttcaaaaatgcagaagaccttttgaacaaagtgaag
aaattatttggagaacccagtgagaaaaatgaggatctcaaaaatgaagtccgggacaag
ctaacaaattaccacaccaaagttgacgatgctcgagatcttctaagagatgctatgaat
aaaattagagaggctaatcgtttatctgcagtcaacaaaaataacatgaccatggtagag
aaaaagaagcaagctgtagaagatggcaggcaaggtgttgagaagagtctgcaggaaggg
aatgatatccttaatgaagcctacaaccttacaaatgaaatcaacgtagctgtagagtac
gtggaaagtgttgcagataagatacagtcaatgtctgatcagctgaaggataaaatagat
gatttatctcaagaaattcaagacaaaatgcttccagaaaaggtattacaagctgagaac
catgcagcgcagctgaatgaatcatctgcaatactggatggaatccttgctgaagccaaa
aatctttctttcaatgccacacttgctttcaatgcttataccaatatcaaggattacata
gatgaagctgaaaaagttgccaaggaagccaaggctcttgcaaatgaagctatgcaagcg
acatctggtcctcaaggatcactgaaggatgacgccaagagctctcttcagaaaagcttc
agggtctttaatgatgccatggtgctagaaaatgatgttaaagaaaaggaagataacctg
gacagcatgcagaacagactgaaagatgctgatgagaagaattctattctcctgaaaact
ttgaatgaaacctttgggaagctttcagccattcctaatgatacagctataaaggtacag
gcagctaaagacaaagcaagacaagccaacaattctgcaaatgatgtcctggcccagatt
aaagacctcaaccagaatctccttggcttgcgaaacaactacagtaagcttgcagatgat
gtggcaaaaacaaatgctgttgtgaaagaccctatcaagaacattgctgatgcagattca
agtataaaacacctggaaaaggaggcagatcgcctactagatagactcaagccaatcaaa
gaacttcaagataatttagggaaaaacatttctcagataaaagagctgataaaccaagct
cggaagcaagccaattcgatcaaagtgtccgtgtcttctggaggcaactgtattcggaca
tacagaccagaaataaagaaaggaacatacaataccatcattatcaatgtgaagactgta
gttgctgacaatcttcttttttaccttggaagtgccaagtttactgacttcttggccata
gaaatgcgcaaaggcaaagtgagcttcctttgggatgtgggatctggtgttggacgggta
gagtatccagatctgaccattgatgatgggttttggtaccggattgaagcctctaggact
gggaaaaatggcactatatcagtgcgagcactggatggccccaaagccagcattgtgcca
gccactttcagtggtgtctcgccacctggatataccattttggatgtagatgctaatgcc
ctgctgtttgttggaggtttaactggaaaaataaagaaatcagatgctgtaagagtcacc
actttcactggctgtatgggtgaaaccttcctagacagcaaacccataggactgtggaat
ttcagggatatagaaggtgactgcaaagggtgtgctgtcagcccacaggtggcagatggt
gaaggaacagtccagtttgatggtgacagctatgctgtagtgagccgcccaatccgctgg
aaccctaatatttccacagtcatgttcaaattcaggaccttctcatccaatgccctgctg
atgtatcttgctactgaggacttgaaggatttcatgagtgtagaactcagcggtgggcgt
ataaaagtcagctatgatctgggttcaggtacagcttctgttatcagcaaccaaaatcat
aatgatggcagatggaagtcttttactctatcaagaattcagaagcacgccaacatatca
attgtagacatagacaccaatgaagaagagaccatagcaacaacctctacaggtagccac
tttggactcaacttaaaagggcatgagaaaatatattttggtggattgccgactcttaga
aacctaagacctgaagtaaacttaaagaaatacacaggttgcctcaaagagatagaaatt
tcgaggactccgtataatatattgagtagtcctgattttgttggcctaaccaaaggatgt
acattggagaatatttatacagtcagtttcccgaagcaaggctttgtggaaatgccgcct
gtctcttttgatgtgggcacagaaatcaacctctccttcagcaccaagaatgagtctgga
atcattttatttggctcaagtggcacagttgttccccccaggagaaagcgcaggaacacg
ggaaggaaaactgaccctttgaagagaaaacgcagacagactggacaggcttactatgca
gtgttcctgaacagaggtcgactggaagtgcatatctctactggaatccaagatccccac
aggatcaccatcagaccagaagctgtcaagtttcatgatggcagagcacactctgtgagg
atagaaagatctaaagggatgttcattgttcaagtagatgaagacaaagtccagtctcag
agactgccaacagaccagcccatctctgttaggaagctctttgtcgggggtacttcttct
cagtttcacactgcgcctctcagaaacataccaccatttgagggctgtatatggaatctc
gtcattaacgccatccccatggacttcgctcaacatgtgacctttgaaaatgcagatatt
ggccggtgtccctctctggaaccagaggccaggccaccagaggaagaagataaaccaatt
cattcaacagtcctgatccaacctcagccagacgtagagaaagaaacaacagagacacct
cctgctagaggctctccacctcctccaacatctatatcttccccacttgactcgcttgcc
gctgaaatgaagagtgccagcattacgcctgcatttgacctcatgacggattcctgtgct
gccgacatagaaccaagcattctggaaggtggcaagcaatttggtctttcaaggaacagc
catattgctgtagcatttgatgacaccaaagtgaaaaacagacttacaattgaatttgaa
gtccgaacaatggctgactccggcttgctgttttatatggcccgcatcaaccatgctgat
tttgctactgttcaaataaagaatggactgccttacttcagttatgatctggggagtgga
gacaccaacacaatgatttccaataaaataaatgatggccagtggcacaagataaaagtc
attcgaaccaagcaagaaggaatcctcatagtagatagcttctcaaacaggactgttagt
ccaaaaaaggctgatatattggatgttgtgggaatgctctacgttggaggactgcctgta
aactacacaactagaagaattggtccggtcacctacagcattgatggctgcatcagaaat
ttcaaaatgacagagtcacctattgacctggataacccaacttcaagcttcagtgttgga
aaatgctttgtcactgctcagaaaggaacgtacttcgatggaacaggctttgccaaaaca
gtcggtgcatacaaggtgggaacagatctgcttgtggaatttgaattccgcacaacacaa
gcgaacggtgtgcttctaggagtcagcagccagaaaatggatggacttggcatcgaatta
gtggatggaaaagtgatgttccacgttgacaatggtgcaggccgattctctgctgtctat
gagcctgatgcaccagccagcttgtgtgatgggcagtggcacaaggttgttgcaaacaag
atcaaacaccgtttggagctgactgtggatgacagaacggtggatggtaacagtccaaac
agggcctcaacctcagcagatactaatgaccctgtctttgttggaggatatcccgacggt
gtgactcagtttgggttgaccactaatattcgtttcaaaggatgtattcaatctctgaag
ctcaccaagggtactgctaaacctcaagagattaacttcagcaaagctctggagctgaag
ggtgttcaggcgtcatgccctgcaagctaa
DBGET
integrated database retrieval system
