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●I-TASSER ●I-TASSER-MTD ●C-I-TASSER ●CR-I-TASSER ●QUARK ●C-QUARK ●LOMETS ●MUSTER ●CEthreader ●SEGMER ●DeepFold ●DeepFoldRNA ●FoldDesign ●COFACTOR ●COACH ●MetaGO ●TripletGO ●IonCom ●FG-MD ●ModRefiner ●REMO ●DEMO ●DEMO-EM ●SPRING ●COTH ●Threpp ●PEPPI ●BSpred ●ANGLOR ●EDock ●BSP-SLIM ●SAXSTER ●FUpred ●ThreaDom ●ThreaDomEx ●EvoDesign ●BindProf ●BindProfX ●SSIPe ●GPCR-I-TASSER ●MAGELLAN ●ResQ ●STRUM ●DAMpred

●TM-score ●TM-align ●US-align ●MM-align ●RNA-align ●NW-align ●LS-align ●EDTSurf ●MVP ●MVP-Fit ●SPICKER ●HAAD ●PSSpred ●3DRobot ●MR-REX ●I-TASSER-MR ●SVMSEQ ●NeBcon ●ResPRE ●TripletRes ●DeepPotential ●WDL-RF ●ATPbind ●DockRMSD ●DeepMSA ●FASPR ●EM-Refiner ●GPU-I-TASSER

●BioLiP ●E. coli ●GLASS ●GPCR-HGmod ●GPCR-RD ●GPCR-EXP ●Tara-3D ●TM-fold ●DECOYS ●POTENTIAL ●RW/RWplus ●EvoEF ●HPSF ●THE-DB ●ADDRESS ●Alpaca-Antibody ●CASP7 ●CASP8 ●CASP9 ●CASP10 ●CASP11 ●CASP12 ●CASP13 ●CASP14

Structure of PDB 6jiu Chain A Binding Site BS04

Receptor Information >6jiu Chain A (length=3496) Species: 9823 (Sus scrofa) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure] QFLRTDDEVVLQCTATIHKEQQKLCLAAEGFGNRLCFLESTSNSKNVPPD LSICTFVLEQSLSVRALQEMLANGHRTLLYGHAILLRHSYSGMYLCCLST SRKLAFDVGLQEDTTGEACWWTIHPASKQRSEGEKVRVGDDLILVSVSSE RYLHLSYLHVDAAFQQTLWSVAPISSAQGYLIGGDVLRLLHGECLTVPSG EHEQRRTVHYEGGAVSVHARSLWRLETLRVAWSGSHIRWGQPFRLRHVTT GKYLSLMEDKSLLLMDKEKADVKSTAFTFRSSKEKLRKEVDGMGTSEIKY GDSVCFIQHIGTGLWLTYQSSIQRKAIMHHEGHMDDGLNLSRSQHEESRT ARVIRSTVFLFNRFIRGLDALSKKAKASTVDLPIESVSLSLQDLIGYFHP PDEHLEHEDKQNRLRALKNRQNLFQEEGMINLVLECIDRLHVYSSVAGRE AGESWKSILNSLYELLAALIRGNRKNCAQFSGSLDWLISRLERLEASSGI LEVLHCVLVESPEALNIIKEGHIKSIISLLDKHGRNHKVLDVLCSLCVCH GVAVRSNQHLICDNLLPGRDLLLQTRLVNHVSSMRPNIFLGKKWYYELMV DHTEPFVTAEATHLRVGWASTEGYSPYPGGGEEWGGNGVGDDLFSYGFDG LHLWSGCIARTVSSPNQHLLRTDDVISCCLDLSAPSISFRINGQPVQGMF ENFNIDGLFFPVVSFSAGIKVRFLLGEFKFLPPPGYAPCYEAVLPKEKLK VEHSREYKQERTYTRDLLGPTVSAFTPIPVDTSQIVLPPHLERIREKLAE NIHELWVMNKIELGWQYGPVRDDNKRQHPCLVEFSKLPEQERNYNLQMSL ETLKTLLALGCHVGISDEHAYQLTSGYKPAPMDLSFIKLTPSQEAMVDKL AENAHNVWARDRIRQRRNPRLVPYALLDDRTKKSNKDSLREAVRTLLGYG YNLEARFRIFRAEKTYAVKAGRWYFEFEAVTAGDMRVGWSRPGCQPDQEL GSDERAFAFDGFKAQRWHQGNEHYGRSWQAGDVVGCMVDMTEHTMMFTLN GEILLDDSGSELAFKDFDVGDGFIPVCSLGVAQVGRMNFGKDVSTLKYFT ICGLQEGYEPFAVNTNRDITMWLSKRLPQFLQVPSSHEHIEVTRIDVTQK SFGSQNSSTDIMFYRLSMPIECTYYYSVRIFPNVWVGWITSDFHQYDTAF DLVTVTLGDEKGKVHESIKRSNYMVCANNGLEIGCVVGLLTFTANGKDLS TYYQVEPSTKLFPAVFAQATSPNVFQFEAGLFKSEHKNPVPQCPPRLHVQ FLSHVLWSRMPNQFLKVDVSRISERQGWLVQCLEPLQFMSLHIPEENRSV DILELTEQEELLKFHYHTLRLYSAVCALGNHRVAHALCSHVDEPQLLYAI ENKYMPGLLRAGYYDLLIDIHLSSYATARLMMNNEFIVPMTEETKSITLF PDGLPGIGLSTSLRPRMQFSSPSFVSINNECYQYSPEFPLDILKAKTIQM LTEAVQEGSLHARDPVGGTTEFLFVPLIKLFYTLLIMGIFHNEDLKHILQ LIEPSGLLQMKLPEPVKLQMCLLLQYLCDCQVRHRIEAIVAFSDDFVAKL QDNQRFRYNEVMQALNCPCPEEIRDQLLDFHEDLMTHCGIELDLTIRGRL LSLVEKVTYTLQQLISETMVRWAQESVIEDPELVRAMFVLLHRQYDGIGG LVRALPKTYTINGVSVEDTINLLASLGQIRSLLSVEEEKLMIRGLGDIMN NKVFYQHPNLMRALGMHETVMEVMVNVLGPKMVANCCRFLCYFCRISRQN QKAMFDHLSYLLENSSVTPLDVAAASVMDNNELALALREPDLEKVVRYLA GCGLPVEGERYLDFLRFAVFCNGESVEENANVVVRLLIRRPEGLLAAMEE AIKIGNAIMTFYAALIDLLGRCAPEMHLIHAAKGEAIRIRSILRSLIPLG DLVGVISIAFQFCPDHKAAMVLFLDRVYVQDFLLHLLEVGFLPDLRAAAS LTDMALALNRYLCTAVLPLLLFAGTEHHASLIDSLLHTVKGCSLTKAQRD SIEVCLLSPSMMQHLLRRLVFDVPLLNKMPLKLLTNHYERCWKYYCLPGG ASEEELHLSRKLFWGIFDALYEQELFKLALPCLSAVAGALPPNFNPQPVD TSNITIPEKLEYFINKYAEHSHDKWSMDKLANGWIYGEIYSDSSKVQPLM KPYKLLSEKEKEIYRWPIKESLKTMLAWGWRIERTREGDAAHGYSPRAID MSNVTLSRDLHAMAEMMAENYHNIWAKKKKLELESKGGGNHPLLVPYDTL TAKEKAKDREKAQDILKFLQINGYAVSRGYFLSAASRPLCSGGHASNKEK EMVFCKLGVLVRHRISLFGNDATLHILGQTLDARTVMKTGLESVKFLDNA AEDLEKTMENLKQGQFTTTVALLPMLSSLFEHIGQHQFLEDVQVSCYRIL TSLYALGTSVERQRSALGECLAAFAGAAFLETHLDKHNIYSLLSKQRKRA VVACFRMAPLYNLPRHRAVNLFLQGYEKSWIETEEHYFEDKLIEDLAKPR VDPLHQLILLFSRTALTEKCKLEEDFLYMAYADIMAKSCSFEEKEMEKQK LLYQQARLHDRGAAEMVLQTISASKGETGPMVAATLKLGIAILNGGNSTV QQKMLEYLKEKKDVGFFQSLAGLMQSCSVLDLNAFERQNKAEGLGGSGEK VLQDDEFTCDLFRFLQLLCEGHNSDFQNYLRTQTGNNTTVNIIISTVDYL LRVQESISDFYWYYSGKDVIDEQGQRNFSKAIQVAKQVFNTLTEYIQGPC TGNQQSLAHSRLWDAVVGFLHVFAHMQMKLSQDSSQIELLKELMDLQKDM VVMLLSMLEGNVVNGTIGKQMVDMLVESSNNVEMILKFFDMFLKLKDLTS SDTFKEYDPDGKGVISKRDFHKAMESHKHYTQSETEFLLSCAETDENETL DYEEFVKRFHEPAKDIGFNVAVLLTNLSEHMPNDTRLQTFLELAESVLNY FQPFLGRIEIMGSAKRIERVYFEISESSRTQWEKPQVKESKRQFIFDVVN EGGEKEKMELFVNFCEDTIFEMQLAAQIIAYQQKLLNYFARNFYNMRMLA LFVAFAINFILLFYKVVHYVLEESSGYMEPTLRILAILHTVISFFCIIGY YCLKVPLVIFKREKEVARKLEFDGLYITEQPSEDDIKGQWDRLVINTQSF PNNYWDKFVKRKVMDKYGEFYGRDRISELLGNSIDVKYQMWKLGVVFTDN SFLYLAWYMTMSVLGHYNNFFFAAHLLDIAMGFKTLRTILSSVTHNGKQL VLTVGLLAVVVYLYTVVAFNFFRKFYNKSEDGDTPDMKCDDMLTCYMFHM YVGVRAGGGIGDEIEDPAGDEYEIYRIIFDITFFFFVIVILLAIIQGLII DAFGELRDQQEQVKEDMETKCFICGIGNDYFDTVPHGFETHTLQEHNLAN YLFFLMYLINKDETEHTGQESYVWKMYQERCWEFFPAGDCFRKQYE

Ligand information Ligand ID CFF InChI InChI=1S/C8H10N4O2/c1-10-4-9-6-5(10)7(13)12(3)8(14)11(6)2/h4H,1-3H3 InChIKey RYYVLZVUVIJVGH-UHFFFAOYSA-N SMILES Software SMILES CACTVS 3.341 Cn1cnc2N(C)C(=O)N(C)C(=O)c12 ACDLabs 10.04 O=C2N(c1ncn(c1C(=O)N2C)C)C OpenEye OEToolkits 1.5.0 Cn1cnc2c1C(=O)N(C(=O)N2C)C Formula C8 H10 N4 O2 Name CAFFEINE; 3,7-DIHYDRO-1,3,7-TRIMETHYL-1H-PURINE-2,6-DIONE ChEMBL CHEMBL113 DrugBank DB00201 ZINC ZINC000000001084 PDB chain 6jiu Chain A Residue 6003 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]

Receptor-Ligand Complex Structure Global view Local view Structure summary [Spin on] [Spin off] [Reset] [High quality] [Low quality] [White background] [Black background] [Spin on] [Spin off] [Reset] [High quality] [Low quality] [White background] [Black background] PDB 6jiu Modulation of cardiac ryanodine receptor 2 by calmodulin. Resolution 4.2 Å Binding residue (original residue number in PDB) W4646 I4927 Y4945 Binding residue (residue number reindexed from 1) W3205 I3459 Y3477 Annotation score 1

Gene Ontology --> -->

UnboundLocalError

Python 3.6.8: /usr/bin/python3 Thu May 22 23:03:20 2025

A problem occurred in a Python script. Here is the sequence of function calls leading up to the error, in the order they occurred.

/var/www/html/BioLiP/pdb.cgi in <module>()

1701     title=pdb2title(pdbid)

1702     if bs.startswith("BS"):

=> 1703         pubmed,uniprot=display_interaction(pdbid,asym_id,bs,title)

1704     else:

1705         if lig3:

pubmed = '', uniprot = '', display_interaction = <function display_interaction>, pdbid = '6jiu', asym_id = 'A', bs = 'BS04', title = 'Modulation of cardiac ryanodine receptor 2 by calmodulin.'

/var/www/html/BioLiP/pdb.cgi in display_interaction(pdbid='6jiu', asym_id='A', bs='BS04', title='Modulation of cardiac ryanodine receptor 2 by calmodulin.')

1326         display_ec(ec,csaOrig,csaRenu)

1327     if go:

=> 1328         display_go(go,uniprot,pdbid,asym_id)

1329     return pubmed,uniprot

1330

global display_go = <function display_go>, go = '0005216,0005219,0005262,0005509,0006811,0006816,0006874,0016020,0055085,0070588', uniprot = '', pdbid = '6jiu', asym_id = 'A'

/var/www/html/BioLiP/pdb.cgi in display_go(go='0005216,0005219,0005262,0005509,0006811,0006816,0006874,0016020,0055085,0070588', uniprot='', pdbid='6jiu', asym_id='A')

484         '''.replace("$namespace_link",namespace_link

485           ).replace("$namespace",namespace

=>  486           ).replace("$uniprot",u

487         ))

488         for l,(term,name) in enumerate(go2aspect[Aspect]):

u undefined

UnboundLocalError: local variable 'u' referenced before assignment
      args = ("local variable 'u' referenced before assignment",)
      with_traceback = <built-in method with_traceback of UnboundLocalError object>