Reference:
H. Cheng, BH. Kim, and N. Grishin (2008). Discrimination between distant homologs and structural analogs: lessons from manually constructed, reliable datasets.
J. Mol. Biol. 377(4): 1265-1278
BH. Kim, H. Cheng, and N. Grishin (2009). HorA web server to infer homology between proteins using sequence and structural similarity.
Nucleic Acids Res. 37(Web Server issue):W532-8
Comments and suggestions to: grishin@chop.swmed.edu
Query: T515_B.pdb B
Database: SCOP1.69 less than 40% identity downloaded from ASTRAL
| SCOP Id | Protein | SCOP Superfamily | SCOP Fold | SCOP Class |
|
|---|---|---|---|---|---|
| Intermediate | d1kfwa1 | Psychrophilic chitinase B | (Trans)glycosidases | TIM beta/alpha-barrel | α/β |
| Hit | d1qbaa3 | Bacterial chitobiase (beta-N-acetylhexosaminidase) | (Trans)glycosidases | TIM beta/alpha-barrel | α/β |
Query <-- 1.326 --> IntermediateDALI alignment (Z-score: 6.4 Raw score:778.60) query 1 ------------------------------------------------------------ 1 d1kfwa1 1 pltstvngyrnvgyfaqwgvygrafqakqldvsgtaknlthinysfgninnqtltcfman 60 query 1 -----mietpyylidkAKLT----------------------RNMERIAHVREKSG-AKA 32 :::: :::::::::::::: ::: d1kfwa1 61 kaqgtgpngsdgagdaWADFgmgyaadksvsgkadtwdqplaGSFNQLKQLKAKNPkLKV 120 query 33 LLALK------------------cfATWSVFDLMR-----------------DYMDGTTS 57 ::::: :::::::::: :::::::: d1kfwa1 121 MISLGgwtwsknfskaaateasrqkLVSSCIDLYIkgnlpnfegrggagaaaGIFDGIDI 180 query 58 SS-----------------------LFEVRLGRERFG---------KETHAYSVA----Y 81 :: :::::::::::: ::::::::: : d1kfwa1 181 DWewpgtnsglagngvdtvndranfKALLAEFRKQLDaygstnnkkYVLSAFLPAnpadI 240 query 82 GDNEI--DEVVSHADKIIFN----------------------------------SISQLE 105 ::::: ::::::::::::: :::::: d1kfwa1 241 DAGGWddPANFKSLDFGSIQgydlhgawnptltghqanlyddpadprapskkfsADKAVK 300 query 106 RFA-DKAAgIARGLRLNPQrlgeWDVPKVERVM-DRINGFMIHNNCenkdfglFDRMlGE 163 ::: :::: :::::::::: :::::::::: :::::::::::: :::: :: d1kfwa1 301 KYLaAGIDpKQLGLGLAAD-niaTTKQKTDYIVsKGLGGGMWWELS------gDRNG-EL 352 query 164 IEeRFGALIA---RVDWvslgggihftgddypvdafsarlrafsdrygvqiylepgeasi 220 :: ::::::: :::: d1kfwa1 353 VG-AMSDKFRaaaPGPV------------------------------------------- 368 query 221 tksttlevtvldtlynknlaivdssieahmldlliyretakvlpnegshsymicgkscla 280 d1kfwa1 369 ------------------------------------------------------------ 369 query 281 gdvfgefrfaeelkvgdrisfqdaagytmvkknwfngvkmpaiaireldgsvrtvrefty 340 d1kfwa1 369 ------------------------------------------------------------ 369 query 341 adyeqsls 348 d1kfwa1 369 --teaapp 374 FAST alignment (Normalized score: 3.56 Raw score:1283.00) query 1 MIETPYYLIDKAKLTRNMERIAHVREK------SGAKALLALKCFA-----------TWS 43 :::::::: ::: d1kfwa1 1 ---------------------------PLTSTVNGYRNVGY-----FAQWGVYGRAFQAK 28 query 44 VFD--LMRDYMDGTTSS------------------------------------------- 58 ::: :::::::::::: d1kfwa1 29 QLDVSGTAKNLTHINYSFGNINNQTLTCFMANKAQGTGPNGSDGAGDAWADFGMGYAADK 88 query 59 ---------------SLFEVRLGRERFG-KETHAYSVAY--------------------- 81 ::::::::::::: :::::: d1kfwa1 89 SVSGKADTWDQPLAGSFNQLKQLKAKNPKLKVMIS----LGGWTWSKNFSKAAATEASRQ 144 query 82 --GDNEIDEVV-----------------SHADKIIFN----------------------- 99 ::::::::: :::::::: d1kfwa1 145 KLVSSCIDLYIKGNLPNFEGRGGAGAAAGIFDGIDI-DWEWPGTNSGLAGNGVDTVNDRA 203 query 100 -SISQLERFADKAA----------GIARGLRLNPQRLGEWDVPK------------VERV 136 ::::::::::: ::::::::: :::: d1kfwa1 204 NFKALLAEFRKQ--LDAYGSTNNKKYVLSAFLP-----------ANPADIDAGGWDDPAN 250 query 137 MDRINGFMIHNNCENKDFG------------------------------LFDRMLGEIEE 166 ::::::::: :::: ::::::::::: d1kfwa1 251 FKSLDFGSI-QGYD-----LHGAWNPTLTGHQANLYDDPADPRAPSKKFSADKAVKKYLA 304 query 167 RFGALIARVD------WVSLGGGIHFTGDDYP----VDAFSARLRAFSDRYGVQIYLEPG 216 ::::: ::::::::::::::::: :::: d1kfwa1 305 ----------AGIDPKQLGLG-----------LAADNIATTKQKTDYIVSKGL-GGGM-- 340 query 217 EASITKSTTLEVTVLDTLYNKNLAIVDSSIEAHMLDLLIYRETAKVLPNEGSHSYMICGK 276 d1kfwa1 341 ------------------------------------------------------------ 341 query 277 SCLAGDVFGEFRFAEELKVGDRISFQDAAGYTMVKKNWFNGVKMPAIAIRELDGSVRTVR 336 d1kfwa1 341 ------------------------------------------------------------ 341 query 337 EFTYADYEQSLS---------------------------------- 348 d1kfwa1 341 ------------WWELSGDRNGELVGAMSDKFRAAAPGPVTEAAPP 374 TMalign alignment (TM-score: 0.41 Raw score:142.97) query 1 -----------------MIETPYY-LID-KAKLTRNMERIAH-VREKSGAKALLALKC-- 38 : :: :: :::::::: ::::::::::::::: d1kfwa1 1 PLTSTVNGYRNVGYFAQ------WG-VYG--RA-FQAKQLDVSGTAKNLTHINYSFGNIN 50 query 39 -----------------------FAT--WS----------------------V-FDLMRD 50 ::: :: : :::::: d1kfwa1 51 NQTLTCFMANKAQGTGPNGSDGAGDAWADFGMGYAADKSVSGKADTWDQPLAGSFNQLKQ 110 query 51 YM------DGTTSSS-------L------------FE-VR--LGRER------------- 69 :: ::::::: : :: :: ::::: d1kfwa1 111 LKAKNPKLKVMISLGGWTWSKNFSKAAATEASRQKLVSSCIDLYIKGNLPNFEGRGGAGA 170 query 70 ---FGKETHAYSVAY---------------G--DN--EIDEVV-SH----------ADKI 96 :::::::::::: : :: :::::: :: :::: d1kfwa1 171 AAGIFDGIDIDWEWPGTNSGLAGNGVDTVNDRANFKALLAEFRKQLDAYGSTNNKKYVLS 230 query 97 I-FN--S--IS--QLERFADKAAGIARGLRLN---------------PQ----------- 123 : :: : :: :::: :::::::::::::: :: d1kfwa1 231 AFLPANPADIDAGGWDD-PANFKSLDFGSIQGYDLHGAWNPTLTGHQANLYDDPADPRAP 289 query 124 -R-LGEWD-VPKVERVMDRI-NGFMIHNNCENKDFGLFDRMLGEIEERFGALIARVDWVS 179 : ::::: ::::::::::: :::::::: :::::::::::::::: :::::: d1kfwa1 290 SKKFSADKAVKKYLAAGIDPKQLGLGLAA-------DNIATTKQKTDYIVSK--GLGGGM 340 query 180 LGGGIHFTGDDYPVDAFSARLRAFSDRY-GVQI------YLEPGEASITKSTTLEVTVLD 232 :::::::: :: ::::::::::::: :::: d1kfwa1 341 WWELSGDR----NG-ELVGAMSDKFRAAAPGPVTEAAPP--------------------- 374 query 233 TLYNKNLAIVDSSIEAHMLDLLIYRETAKVLPNEGSHSYMICGKSCLAGDVFGEFRFAEE 292 d1kfwa1 375 ------------------------------------------------------------ 375 query 293 LKVGDRISFQDAAGYTMVKKNWFNGVKMPAIAIRELDGSVRTVREFTYADYEQSLS 348 d1kfwa1 375 -------------------------------------------------------- 375 HHsearch alignment (Probability: 0.05 E-value:0.48) query 99 NSISQLERFADKAAGIARGLRLNPQRLGEWDVPKVERVMDR------------------- 139 ::::::::::::::::::::::::::::::::::::::::: d1kfwa1 103 GSFNQLKQLKAKNPKLKVMISLGGWTWSKNFSKAAATEASRQKLVSSCIDLYIKGNLPNF 162 query 140 ------------INGFMIHN-------------NCENKDFGLFDRMLGEIEERFGALI-- 172 :::::::: ::::::::::::::::::::::::: d1kfwa1 163 EGRGGAGAAAGIFDGIDIDWEWPGTNSGLAGNGVDTVNDRANFKALLAEFRKQLDAYGST 222 query 173 ----ARVDWVSLGGGIHFTGDDYPVDAFSARLRAF 203 ::::::::::::::::::::::::::::::: d1kfwa1 223 NNKKYVLSAFLPANPADIDAGGWDDPANFKSLDFG 257
Intermediate <-- 1.416 --> HitDALI alignment (Z-score: 14.4 Raw score:1718.90) d1kfwa1 1 pltstvnGYRNVGYFAQ---WGVYgraFQAKQLDvsGTAK--NLTHINYSFGNI----nn 51 :::::::::: :::: ::::::: :::: :::::::::::: d1qbaa3 1 -------FPYRGIFLDVarnFHKK---DAVLRLL--DQMAayKLNKFHFHLSDDegwrie 48 d1kfwa1 52 qtltcfMANK--AQGTG-----pNGSD----gagdaWADFgmgyaadksvsgkadtwdqp 100 :::: ::::: :::: :::: d1qbaa3 49 ipglpeLTEVggQRCHDlsettcLLPQygqgpdvygGFFS-------------------- 88 d1kfwa1 101 LAGSfNQLKQLKAKNpKLKVMISLGgwtWSKN---------------------------- 132 :::: :::::::::: ::::::::: :::: d1qbaa3 89 RQDY-IDIIKYAQAR-QIEVIPEIDmpaHARAavvsmearykklhaagkeqeanefrlvd 146 d1kfwa1 133 ----------------fSKAAaTEASRQKLVSSCIDLYIKGnlpnfegrggagaAAGI-- 174 :::: ::::::::::::::::::: :::: d1qbaa3 147 ptdtsnttsvqffnrqsYLNP-CLDSSQRFVDKVIGEIAQM-------------HKEAgq 192 d1kfwa1 175 -FDGIDIDWEWPGTN------------------sglagngVDTV---------------- 199 :::::::::::::: :::: d1qbaa3 193 pIKTWHFGGDEAKNIrlgagytdkakpepgkgiidqgnedKPWAksqvcqtmikegkvad 252 d1kfwa1 200 NDRAnFKALLAEFRKQLDAYGstnnkKYVLSAFLPanpadidaggWDDPANFKS---lDF 256 :::: :::::::::::::::: ::::::::: ::::::::: :: d1qbaa3 253 MEHL-PSYFGQEVSKLVKAHG-----IDRMQAWQD--------glKDAESSKAFatsrVG 298 d1kfwa1 257 GSIQGydlhgawnptltghqaNLYDdpadprapskkfSADKAVKKYLaAGIDpkQLGLG- 315 ::::: :::: :::::::::: :::: ::::: d1qbaa3 299 VNFWD----------------TLYW------------GGFDSVNDWA-NKGY--EVVVSn 327 d1kfwa1 316 ---LAAD-------------------NIATTKQKtdYIVSK------------------- 334 :::: :::::::: ::::: d1qbaa3 328 pdyVYMDfpyevnpdergyywgtrfsDERKVFSF--APDNMpqnaetsvdrdgnhfnaks 385 d1kfwa1 335 -----GLGGGMWWE---------lSGDRNGELVGAMSDKFRAAA----pgpvteaapp 374 ::::::::: :::::::::::::::::::: d1qbaa3 386 dkpwpGAYGLSAQLwsetqrtdpqMEYMIFPRALSVAERSWHRAgweqdyragreykg 443 FAST alignment (Normalized score: 5.00 Raw score:2034.00) d1kfwa1 1 PLTSTVNGYRNVGYFAQWGVYG---RAFQAKQLDVSGTAK-----NLTHINYSFGNINNQ 52 ::::::::: ::::::::: :::: ::::::::: d1qbaa3 1 -------FPYRGIFLD------VARNFHKKDAVL--RLLDQMAAYKLNKFHFHL------ 39 d1kfwa1 53 TLTCFMANK---------------------AQGTGPNGSDGAGDAWADFGMGYAADKSVS 91 :::::: d1qbaa3 40 ---------SDDEGWRIEIPGLPELTEVGGQRCHDL------------------------ 66 d1kfwa1 92 GKADTWDQPLAG---------------------SFNQLKQLKAKN---PKLKVMISLGGW 127 ::::::::::: :::::::: d1qbaa3 67 ------------SETTCLLPQYGQGPDVYGGFFSRQDYIDIIKY-AQARQIEVIPE---- 109 d1kfwa1 128 TWSKNFSKAAA------------------------------------------------- 138 d1qbaa3 110 -----------IDMPAHARAAVVSMEARYKKLHAAGKEQEANEFRLVDPTDTSNTTSVQF 158 d1kfwa1 139 -------------TEASRQKLVSSCIDLYIKGNLPNFEGRGGAGAAAG------IFDGID 179 ::::::::::::::: :::::: d1qbaa3 159 FNRQSYLNPCLDSSQRFVDKVIGEIAQM--------------------HKEAGQPIKTWH 198 d1kfwa1 180 IDWEWPGTNSGLAGNGVDTV---------------------------------------- 199 ::::::: d1qbaa3 199 FGGDEAK-------------NIRLGAGYTDKAKPEPGKGIIDQGNEDKPWAKSQVCQTMI 245 d1kfwa1 200 ------NDRANFKALLAEFRKQLDAYGSTNNKK---YVLSAFLPANPADIDAGGWDDPAN 250 ::::::::::::::::::: :::::: d1qbaa3 246 KEGKVADMEHLPSYFGQEVSKLVKA--------HGIDRMQAW------------------ 279 d1kfwa1 251 FKSL-----------------DFGSIQGYDLHGAWNPTLTGHQANLYDDPADPRAPSKK- 292 ::::: d1qbaa3 280 ----QDGLKDAESSKAFATSRVGVNF---------------------------------W 302 d1kfwa1 293 ----FSADKAVKKYLAAGIDPKQLGLGLAA--------------------------DNIA 322 ::::::::::::::: ::::: :::: d1qbaa3 303 DTLYWGGFDSVNDWANKGY---EVVVS---NPDYVYMDFPYEVNPDERGYYWGTRFSDER 356 d1kfwa1 323 TTKQKTDYIVSK--------------------------GLGGGMWWELSGDRN------- 349 :::: :::: ::::::: d1qbaa3 357 KVFS--FAPD--NMPQNAETSVDRDGNHFNAKSDKPWPGAYGLSA--------QLWSETQ 404 d1kfwa1 350 ----------GELVGAMSDKFRAAAPGPVTEAAPP----------------- 374 :::::::::::: d1qbaa3 405 RTDPQMEYMIFPRALSVAERSW-------------HRAGWEQDYRAGREYKG 443 TMalign alignment (TM-score: 0.57 Raw score:214.65) d1kfwa1 1 PLTSTVNGYRNVGYFAQ-WGVYGRAFQAKQLDVSGTAKNLTHINYSFGNI-N-------N 51 ::::::::::: :::: :::::::::::::::::::::::::: : d1qbaa3 1 ------FPYRGIFLDVARNFHK--KDAVLRLLDQMAAYKLNKFHFHLSDDEGWRIEIPG- 51 d1kfwa1 52 QTLTCFMANK--AQGTGPNGSDGAG---------DAWADFGMGYAADKSVSGKADTWDQP 100 ::::::: ::::::::::::: :::::: : d1qbaa3 52 ---LPELTEVGGQRCHDLSETTCLLPQYGQGPDVYGGFFS-------------------R 89 d1kfwa1 101 LAGSFNQLKQLKAKNPKLKVMISLGGWTWS------------------------------ 130 :: :::::::::::::::::::::::::: d1qbaa3 90 QD--YIDIIKYAQARQIEVIPEIDMPAHARAAVVSMEARYKKLHAAGKEQEANEFRLVDP 147 d1kfwa1 131 -------------KNFSKAAATEASRQKLVSSCIDLYIKGNLPNFEGRGGAGAAAGIFDG 177 ::::::::: :::::::::::::::::: ::::::::: d1qbaa3 148 TDTSNTTSVQFFNRQSYLNPCL-DSSQRFVDKVIGEIAQMH----------KEAGQPIKT 196 d1kfwa1 178 IDIDWEWPGTNSGLA--------------------GNGVDT--------------VNDRA 203 :::::::: :::::: :::::: ::::: d1qbaa3 197 WHFGGDEA-KNIRLGAGYTDKAKPEPGKGIIDQGNEDKPWAKSQVCQTMIKEGKVADMEH 255 d1kfwa1 204 NFKALLAEFRKQLDAYGSTNNKKYVLSAFLPANPADIDAGGWDDPANFKS---LDFGSIQ 260 ::::::::::::::::: ::::::::: ::::::::::: ::::::: d1qbaa3 256 LPSYFGQEVSKLVKAHG-----IDRMQAWQD--------GLKDAESSKAFATSRVGVNFW 302 d1kfwa1 261 GYDLHGAWNPTLTGHQANLYDDPADPRAPSKKFSADKAVKKYLAA-GIDPKQLGLG---L 316 : ::: : ::::::::: :::::::::: : d1qbaa3 303 D-----------------TLY------------W--GGFDSVNDWANKGYEVVVSNPDYV 331 d1kfwa1 317 AA-------------------DNIATTKQKTDYIVS----------------------K- 334 :: ::::::::: ::::: : d1qbaa3 332 YMDFPYEVNPDERGYYWGTRFSDERKVFSF-APDNMPQNAETSVDRDGNHFNAKSDKPWP 390 d1kfwa1 335 GLGGGMWWEL---------SGDRNGELVGAMSDKFRAAA--------------PGPVTEA 371 :::::::::: :::::::::::::::::::: d1qbaa3 391 GAYGLSAQLWSETQRTDPQMEYMIFPRALSVAERSWHRAGWEQDYRAGREYKG------- 443 d1kfwa1 372 APP 374 d1qbaa3 444 --- 444 HHsearch alignment (Probability: 0.01 E-value:0.34) d1kfwa1 204 NFKALLAEFRKQLDAYG 220 ::::::::::::::::: d1qbaa3 256 LPSYFGQEVSKLVKAHG 272