Show PDB file:   
         Plain Text   HTML   (compressed file size)
QuickSearch:   
by PDB,NDB,UniProt,PROSITE Code or Search Term(s)  
(-)Asym./Biol. Unit
(-)Asym./Biol. Unit - sites
collapse expand < >
Image Asym./Biol. Unit
Asym./Biol. Unit  (Jmol Viewer)
Image Asym./Biol. Unit - sites
Asym./Biol. Unit - sites  (Jmol Viewer)

(-) Description

Title :  CRYSTAL STRUCTURE OF BOVINE XANTHINE OXIDASE IN COMPLEX WITH HYPOXANTHINE
 
Authors :  H. Cao, J. M. Pauff, R. Hille
Date :  01 Jul 10  (Deposition) - 14 Jul 10  (Release) - 15 Sep 10  (Revision)
Method :  X-RAY DIFFRACTION
Resolution :  1.80
Chains :  Asym./Biol. Unit :  A,B,C,J,K,L
Keywords :  Xanthine Oxidase, Hypoxanthine, Substrate Orientation, Hydroxylase, Oxidoreductase (Keyword Search: [Gene Ontology, PubMed, Web (Google))
 
Reference :  H. Cao, J. M. Pauff, R. Hille
Substrate Orientation And Catalytic Specificity In The Action Of Xanthine Oxidase: The Sequential Hydroxylation Of Hypoxanthine To Uric Acid.
J. Biol. Chem. V. 285 28044 2010
PubMed-ID: 20615869  |  Reference-DOI: 10.1074/JBC.M110.128561

(-) Compounds

Molecule 1 - XANTHINE DEHYDROGENASE/OXIDASE
    ChainsA, J
    EC Number1.17.1.4, 1.17.3.2
    FragmentIRON-SULFUR BINDING DOMAIN
    Organism CommonBOVINE,COW,DOMESTIC CATTLE,DOMESTIC COW
    Organism ScientificBOS TAURUS
    Organism Taxid9913
    Other DetailsMILK
    SynonymXANTHINE DEHYDROGENASE, XD, XANTHINE OXIDASE, XO, XANTHINE OXIDOREDUCTASE
 
Molecule 2 - XANTHINE DEHYDROGENASE/OXIDASE
    ChainsB, K
    EC Number1.17.1.4, 1.17.3.2
    FragmentFLAVIN BINDING DOMAIN
    Organism CommonBOVINE,COW,DOMESTIC CATTLE,DOMESTIC COW
    Organism ScientificBOS TAURUS
    Organism Taxid9913
    Other DetailsMILK
    SynonymXANTHINE DEHYDROGENASE, XD, XANTHINE OXIDASE, XO, XANTHINE OXIDOREDUCTASE
 
Molecule 3 - XANTHINE DEHYDROGENASE/OXIDASE
    ChainsC, L
    EC Number1.17.1.4, 1.17.3.2
    FragmentMOLYBDENUM BINDING DOMAIN
    Organism CommonBOVINE,COW,DOMESTIC CATTLE,DOMESTIC COW
    Organism ScientificBOS TAURUS
    Organism Taxid9913
    Other DetailsMILK
    SynonymXANTHINE DEHYDROGENASE, XD, XANTHINE OXIDASE, XO, XANTHINE OXIDOREDUCTASE

 Structural Features

(-) Chains, Units

  123456
Asymmetric/Biological Unit ABCJKL

Summary Information (see also Sequences/Alignments below)

(-) Ligands, Modified Residues, Ions  (5, 12)

Asymmetric/Biological Unit (5, 12)
No.NameCountTypeFull Name
1FAD2Ligand/IonFLAVIN-ADENINE DINUCLEOTIDE
2FES4Ligand/IonFE2/S2 (INORGANIC) CLUSTER
3HPA2Ligand/IonHYPOXANTHINE
4MOS2Ligand/IonDIOXOTHIOMOLYBDENUM(VI) ION
5MTE2Ligand/IonPHOSPHONIC ACIDMONO-(2-AMINO-5,6-DIMERCAPTO-4-OXO-3,7,8A,9,10,10A-HEXAHYDRO-4H-8-OXA-1,3,9,10-TETRAAZA-ANTHRACEN-7-YLMETHYL)ESTER

(-) Sites  (12, 12)

Asymmetric Unit (12, 12)
No.NameEvidenceResiduesDescription
01AC1SOFTWAREGLN A:112 , CYS A:113 , GLY A:114 , CYS A:116 , CYS A:148 , ARG A:149 , CYS A:150BINDING SITE FOR RESIDUE FES A 601
02AC2SOFTWAREGLY A:42 , CYS A:43 , GLY A:44 , GLY A:46 , GLY A:47 , CYS A:48 , GLY A:49 , CYS A:51 , ASN A:71 , CYS A:73BINDING SITE FOR RESIDUE FES A 602
03AC3SOFTWAREGLY A:46 , LYS B:256 , LEU B:257 , VAL B:258 , VAL B:259 , GLY B:260 , ASN B:261 , THR B:262 , GLU B:263 , ILE B:264 , ALA B:301 , PHE B:337 , ALA B:338 , ALA B:346 , SER B:347 , GLY B:350 , ASN B:351 , ILE B:353 , THR B:354 , SER B:359 , ASP B:360 , ILE B:403 , LEU B:404 , HOH B:680 , HOH B:782 , HOH B:785 , HOH B:840 , HOH B:1200 , HOH B:1924BINDING SITE FOR RESIDUE FAD B 606
04AC4SOFTWAREGLN A:112 , CYS A:150 , HOH C:246 , HOH C:426 , GLY C:796 , GLY C:797 , PHE C:798 , GLY C:799 , ARG C:912 , MET C:1038 , GLY C:1039 , GLN C:1040 , ALA C:1079 , SER C:1080 , VAL C:1081 , SER C:1082 , GLN C:1194 , MOS C:1328 , HOH C:1359BINDING SITE FOR RESIDUE MTE C 1327
05AC5SOFTWAREHPA C:1 , GLN C:767 , GLY C:799 , GLU C:802 , PHE C:911 , ARG C:912 , ALA C:1078 , ALA C:1079 , GLU C:1261 , MTE C:1327BINDING SITE FOR RESIDUE MOS C 1328
06AC6SOFTWAREGLU C:802 , ARG C:880 , PHE C:914 , SER C:1008 , PHE C:1009 , THR C:1010 , ALA C:1079 , MOS C:1328BINDING SITE FOR RESIDUE HPA C 1
07AC7SOFTWAREGLN J:112 , CYS J:113 , GLY J:114 , CYS J:116 , CYS J:148 , ARG J:149 , CYS J:150 , LEU L:744BINDING SITE FOR RESIDUE FES J 601
08AC8SOFTWAREGLY J:42 , CYS J:43 , GLY J:44 , GLY J:46 , GLY J:47 , CYS J:48 , GLY J:49 , CYS J:51 , ASN J:71 , CYS J:73BINDING SITE FOR RESIDUE FES J 602
09AC9SOFTWAREGLU J:45 , GLY J:46 , LYS K:256 , LEU K:257 , VAL K:258 , VAL K:259 , GLY K:260 , ASN K:261 , THR K:262 , GLU K:263 , ILE K:264 , ALA K:301 , PHE K:337 , ALA K:338 , ALA K:346 , SER K:347 , GLY K:350 , ASN K:351 , ILE K:353 , THR K:354 , SER K:359 , ASP K:360 , ILE K:403 , LEU K:404 , HOH K:1144 , HOH K:1246 , HOH K:1622BINDING SITE FOR RESIDUE FAD K 606
10BC1SOFTWAREGLN J:112 , CYS J:150 , GLY L:796 , GLY L:797 , PHE L:798 , GLY L:799 , ARG L:912 , MET L:1038 , GLY L:1039 , GLN L:1040 , ALA L:1078 , ALA L:1079 , SER L:1080 , VAL L:1081 , SER L:1082 , GLN L:1194 , MOS L:1328 , HOH L:1329 , HOH L:1351 , HOH L:1520 , HOH L:1919BINDING SITE FOR RESIDUE MTE L 1327
11BC2SOFTWAREHPA L:1 , GLN L:767 , GLY L:799 , GLU L:802 , PHE L:911 , ARG L:912 , ALA L:1078 , ALA L:1079 , GLU L:1261 , MTE L:1327BINDING SITE FOR RESIDUE MOS L 1328
12BC3SOFTWAREGLU L:802 , ARG L:880 , PHE L:914 , PHE L:1009 , THR L:1010 , ALA L:1079 , MOS L:1328BINDING SITE FOR RESIDUE HPA L 1

(-) SS Bonds  (0, 0)

(no "SS Bond" information available for 3NRZ)

(-) Cis Peptide Bonds  (2, 2)

Asymmetric/Biological Unit
No.Residues
1Ser C:1298 -Pro C:1299
2Ser L:1298 -Pro L:1299

 Sequence-Structure Mapping

(-) SAPs(SNPs)/Variants  (0, 0)

(no "SAP(SNP)/Variant" information available for 3NRZ)

(-) PROSITE Motifs  (4, 8)

Asymmetric/Biological Unit (4, 8)
 PROSITEUniProtKBPDB
No.IDACDescriptionIDLocationCountLocation
12FE2S_FER_2PS51085 2Fe-2S ferredoxin-type iron-sulfur binding domain profile.XDH_BOVIN4-91
 
  2A:4-91
J:4-91
22FE2S_FER_1PS00197 2Fe-2S ferredoxin-type iron-sulfur binding region signature.XDH_BOVIN43-51
 
  2A:43-51
J:43-51
3FAD_PCMHPS51387 PCMH-type FAD-binding domain profile.XDH_BOVIN229-414
 
  2B:229-414
K:229-414
4MOLYBDOPTERIN_EUKPS00559 Eukaryotic molybdopterin oxidoreductases signature.XDH_BOVIN797-832
 
  2C:797-832
L:797-832

(-) Exons   (0, 0)

(no "Exon" information available for 3NRZ)

(-) Sequences/Alignments

Asymmetric/Biological Unit
   Reformat: Number of residues per line =  ('0' or empty: single-line sequence representation)
  Number of residues per labelling interval =   
  UniProt sequence: complete  aligned part    
   Show mapping: SCOP domains CATH domains Pfam domains Secondary structure (by author)
SAPs(SNPs) PROSITE motifs Exons
(details for a mapped element are shown in a popup box when the mouse pointer rests over it)
Chain A from PDB  Type:PROTEIN  Length:164
 aligned with XDH_BOVIN | P80457 from UniProtKB/Swiss-Prot  Length:1332

    Alignment length:164
                                    11        21        31        41        51        61        71        81        91       101       111       121       131       141       151       161    
           XDH_BOVIN      2 TADELVFFVNGKKVVEKNADPETTLLAYLRRKLGLRGTKLGCGEGGCGACTVMLSKYDRLQDKIIHFSANACLAPICTLHHVAVTTVEGIGSTKTRLHPVQERIAKSHGSQCGFCTPGIVMSMYTLLRNQPEPTVEEIEDAFQGNLCRCTGYRPILQGFRTFAK  165
               SCOP domains d3nrza1 A:2-92 automated matches                                                           d3nrza2 A:93-165 automated matches                                        SCOP domains
               CATH domains -------------------------------------------------------------------------------------------------------------------------------------------------------------------- CATH domains
               Pfam domains -------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author ....eeeee..eeeee.......hhhhhhhhh..................eeeeeee......eeeeeee....hhhhh...eeehhhhhh......hhhhhhhhhh.......hhhhhhhhhhhhhhhh...hhhhhhhh..........hhhhhhhhhhhh. Sec.struct. author
                 SAPs(SNPs) -------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                PROSITE (1) --2FE2S_FER_2  PDB: A:4-91 UniProt: 4-91                                                  -------------------------------------------------------------------------- PROSITE (1)
                PROSITE (2) -----------------------------------------2FE2S_FER------------------------------------------------------------------------------------------------------------------ PROSITE (2)
                 Transcript -------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                3nrz A    2 TADELVFFVNGKKVVEKNADPETTLLAYLRRKLGLRGTKLGCGEGGCGACTVMLSKYDRLQDKIIHFSANACLAPICTLHHVAVTTVEGIGSTKTRLHPVQERIAKSHGSQCGFCTPGIVMSMYTLLRNQPEPTVEEIEDAFQGNLCRCTGYRPILQGFRTFAK  165
                                    11        21        31        41        51        61        71        81        91       101       111       121       131       141       151       161    

Chain B from PDB  Type:PROTEIN  Length:305
 aligned with XDH_BOVIN | P80457 from UniProtKB/Swiss-Prot  Length:1332

    Alignment length:305
                                   233       243       253       263       273       283       293       303       313       323       333       343       353       363       373       383       393       403       413       423       433       443       453       463       473       483       493       503       513       523     
           XDH_BOVIN    224 PKQLRFEGERVTWIQASTLKELLDLKAQHPEAKLVVGNTEIGIEMKFKNQLFPMIICPAWIPELNAVEHGPEGISFGAACALSSVEKTLLEAVAKLPTQKTEVFRGVLEQLRWFAGKQVKSVASLGGNIITASPISDLNPVFMASGTKLTIVSRGTRRTVPMDHTFFPSYRKTLLGPEEILLSIEIPYSREDEFFSAFKQASRREDDIAKVTCGMRVLFQPGSMQVKELALCYGGMADRTISALKTTQKQLSKFWNEKLLQDVCAGLAEELSLSPDAPGGMIEFRRTLTLSFFFKFYLTVLKKLG  528
               SCOP domains d3nrzb1 B:224-414 automated matches                                                                                                                                                            d3nrzb2 B:415-528 automated matches                                                                                SCOP domains
               CATH domains ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- CATH domains
               Pfam domains ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author ...eeee....eeee..hhhhhhhhhhhh...ee.....hhhhhhhhh.....eeee.........eee...eeeee...hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh...hhhhhh..hhhhhhhhh.....hhhhhhhhh.eeeee....eeeee.hhhhh............eeeeeeee.....eeeeeee............eeeeeeee......eeeeeeeee......eehhhhhhh......hhhhhhhhhhhhhhhh.........hhhhhhhhhhhhhhhhhhhhhhhhh Sec.struct. author
                 SAPs(SNPs) ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                PROSITE (1) -----FAD_PCMH  PDB: B:229-414 UniProt: 229-414                                                                                                                                                 ------------------------------------------------------------------------------------------------------------------ PROSITE (1)
                PROSITE (2) ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE (2)
                 Transcript ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                3nrz B  224 PKQLRFEGERVTWIQASTLKELLDLKAQHPEAKLVVGNTEIGIEMKFKNQLFPMIICPAWIPELNAVEHGPEGISFGAACALSSVEKTLLEAVAKLPTQKTEVFRGVLEQLRWFAGKQVKSVASLGGNIITASPISDLNPVFMASGTKLTIVSRGTRRTVPMDHTFFPSYRKTLLGPEEILLSIEIPYSREDEFFSAFKQASRREDDIAKVTCGMRVLFQPGSMQVKELALCYGGMADRTISALKTTQKQLSKFWNEKLLQDVCAGLAEELSLSPDAPGGMIEFRRTLTLSFFFKFYLTVLKKLG  528
                                   233       243       253       263       273       283       293       303       313       323       333       343       353       363       373       383       393       403       413       423       433       443       453       463       473       483       493       503       513       523     

Chain C from PDB  Type:PROTEIN  Length:756
 aligned with XDH_BOVIN | P80457 from UniProtKB/Swiss-Prot  Length:1332

    Alignment length:756
                                   580       590       600       610       620       630       640       650       660       670       680       690       700       710       720       730       740       750       760       770       780       790       800       810       820       830       840       850       860       870       880       890       900       910       920       930       940       950       960       970       980       990      1000      1010      1020      1030      1040      1050      1060      1070      1080      1090      1100      1110      1120      1130      1140      1150      1160      1170      1180      1190      1200      1210      1220      1230      1240      1250      1260      1270      1280      1290      1300      1310      1320      
           XDH_BOVIN    571 DTVGRPLPHLAAAMQASGEAVYCDDIPRYENELFLRLVTSTRAHAKIKSIDVSEAQKVPGFVCFLSADDIPGSNETGLFNDETVFAKDTVTCVGHIIGAVVADTPEHAERAAHVVKVTYEDLPAIITIEDAIKNNSFYGSELKIEKGDLKKGFSEADNVVSGELYIGGQDHFYLETHCTIAIPKGEEGEMELFVSTQNAMKTQSFVAKMLGVPVNRILVRVKRMGGGFGGKETRSTLVSVAVALAAYKTGHPVRCMLDRNEDMLITGGRHPFLARYKVGFMKTGTIVALEVDHYSNAGNSRDLSHSIMERALFHMDNCYKIPNIRGTGRLCKTNLSSNTAFRGFGGPQALFIAENWMSEVAVTCGLPAEEVRWKNMYKEGDLTHFNQRLEGFSVPRCWDECLKSSQYYARKSEVDKFNKENCWKKRGLCIIPTKFGISFTVPFLNQAGALIHVYTDGSVLVSHGGTEMGQGLHTKMVQVASKALKIPISKIYISETSTNTVPNSSPTAASVSTDIYGQAVYEACQTILKRLEPFKKKNPDGSWEDWVMAAYQDRVSLSTTGFYRTPNLGYSFETNSGNAFHYFTYGVACSEVEIDCLTGDHKNLRTDIVMDVGSSLNPAIDIGQVEGAFVQGLGLFTLEELHYSPEGSLHTRGPSTYKIPAFGSIPTEFRVSLLRDCPNKKAIYASKAVGEPPLFLGASVFFAIKDAIRAARAQHTNNNTKELFRLDSPATPEKIRNACVDKFTTLCVTGAPGNCK 1326
               SCOP domains d3nrzc1 C:571-694 automated matches                                                                                         d3nrzc2 C:695-1326 automated matches                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     SCOP domains
               CATH domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ CATH domains
               Pfam domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ Pfam domains
         Sec.struct. author ..........hhhhhhh....hhhhh......eeeeeee.....eeeeeee..hhhhh..eeeeehhhhh....ee.....ee.....ee.....eeeeeee.hhhhhhhhhhh.eeeeee.....hhhhhhhhh.eeeeeeeeee.hhhhhhhhh.eeeeeeeee...........eeeeee......eeeee...hhhhhhhhhhhhhh.hhh.eeeee.............hhhhhhhhhhhhhhhh..eeee.hhhhhhhhh.....eeeeeeeee.....eeeeeeeeeeeee....hhhhhhhhhhhh.........eeeeeeeee............hhhhhhhhhhhhhhhhhhhhh.hhhhhhhhhh................hhhhhhhhhhhhhhhhhhhhhhhhhhhhh..eeeeeeeeeeeeee...hhhh.eeeeeeee.....eeeee.......hhhhhhhhhhhhhhh.hhh.ee...ee.............hhhhhhhhhhhhhhhhhhhhhhhhhhhh...hhhhhhhhhhhh....eeeeeee.................eeeeeeeeeeeeee.....eeeeeeeeeee.....hhhhhhhhhhhhhhhhhhhhhh......................hhhhh..eeeeee........hhhhh....hhhhhhhhhhhhhhhhhhhhhhhhhh..............hhhhhhhhh......hhhhh...... Sec.struct. author
                 SAPs(SNPs) ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ SAPs(SNPs)
                PROSITE (1) ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------MOLYBDOPTERIN_EUK  PDB: C:797-832   -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE (1)
                PROSITE (2) ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ PROSITE (2)
                 Transcript ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ Transcript
                3nrz C  571 DTVGRPLPHLAAAMQASGEAVYCDDIPRYENELFLRLVTSTRAHAKIKSIDVSEAQKVPGFVCFLSADDIPGSNETGLFNDETVFAKDTVTCVGHIIGAVVADTPEHAERAAHVVKVTYEDLPAIITIEDAIKNNSFYGSELKIEKGDLKKGFSEADNVVSGELYIGGQDHFYLETHCTIAIPKGEEGEMELFVSTQNAMKTQSFVAKMLGVPVNRILVRVKRMGGGFGGKETRSTLVSVAVALAAYKTGHPVRCMLDRNEDMLITGGRHPFLARYKVGFMKTGTIVALEVDHYSNAGNSRDLSHSIMERALFHMDNCYKIPNIRGTGRLCKTNLSSNTAFRGFGGPQALFIAENWMSEVAVTCGLPAEEVRWKNMYKEGDLTHFNQRLEGFSVPRCWDECLKSSQYYARKSEVDKFNKENCWKKRGLCIIPTKFGISFTVPFLNQAGALIHVYTDGSVLVSHGGTEMGQGLHTKMVQVASKALKIPISKIYISETSTNTVPNSSPTAASVSTDIYGQAVYEACQTILKRLEPFKKKNPDGSWEDWVMAAYQDRVSLSTTGFYRTPNLGYSFETNSGNAFHYFTYGVACSEVEIDCLTGDHKNLRTDIVMDVGSSLNPAIDIGQVEGAFVQGLGLFTLEELHYSPEGSLHTRGPSTYKIPAFGSIPTEFRVSLLRDCPNKKAIYASKAVGEPPLFLGASVFFAIKDAIRAARAQHTNNNTKELFRLDSPATPEKIRNACVDKFTTLCVTGAPGNCK 1326
                                   580       590       600       610       620       630       640       650       660       670       680       690       700       710       720       730       740       750       760       770       780       790       800       810       820       830       840       850       860       870       880       890       900       910       920       930       940       950       960       970       980       990      1000      1010      1020      1030      1040      1050      1060      1070      1080      1090      1100      1110      1120      1130      1140      1150      1160      1170      1180      1190      1200      1210      1220      1230      1240      1250      1260      1270      1280      1290      1300      1310      1320      

Chain J from PDB  Type:PROTEIN  Length:164
 aligned with XDH_BOVIN | P80457 from UniProtKB/Swiss-Prot  Length:1332

    Alignment length:164
                                    11        21        31        41        51        61        71        81        91       101       111       121       131       141       151       161    
           XDH_BOVIN      2 TADELVFFVNGKKVVEKNADPETTLLAYLRRKLGLRGTKLGCGEGGCGACTVMLSKYDRLQDKIIHFSANACLAPICTLHHVAVTTVEGIGSTKTRLHPVQERIAKSHGSQCGFCTPGIVMSMYTLLRNQPEPTVEEIEDAFQGNLCRCTGYRPILQGFRTFAK  165
               SCOP domains d3nrzj1 J:2-92 automated matches                                                           d3nrzj2 J:93-165 automated matches                                        SCOP domains
               CATH domains -------------------------------------------------------------------------------------------------------------------------------------------------------------------- CATH domains
           Pfam domains (1) ------Fer2-3nrzJ01 J:8-78                                                    --------Fer2_2-3nrzJ03 J:87-162                                                     --- Pfam domains (1)
           Pfam domains (2) ------Fer2-3nrzJ02 J:8-78                                                    --------Fer2_2-3nrzJ04 J:87-162                                                     --- Pfam domains (2)
         Sec.struct. author ....eeeee..eeeee.......hhhhhhhhh..................eeeeeee......eeeeeee....hhhhh...eeehhhhh.......hhhhhhhhhh.......hhhhhhhhhhhhhhhh...hhhhhhhh..........hhhhhhhhhh... Sec.struct. author
                 SAPs(SNPs) -------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                PROSITE (1) --2FE2S_FER_2  PDB: J:4-91 UniProt: 4-91                                                  -------------------------------------------------------------------------- PROSITE (1)
                PROSITE (2) -----------------------------------------2FE2S_FER------------------------------------------------------------------------------------------------------------------ PROSITE (2)
                 Transcript -------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                3nrz J    2 TADELVFFVNGKKVVEKNADPETTLLAYLRRKLGLRGTKLGCGEGGCGACTVMLSKYDRLQDKIIHFSANACLAPICTLHHVAVTTVEGIGSTKTRLHPVQERIAKSHGSQCGFCTPGIVMSMYTLLRNQPEPTVEEIEDAFQGNLCRCTGYRPILQGFRTFAK  165
                                    11        21        31        41        51        61        71        81        91       101       111       121       131       141       151       161    

Chain K from PDB  Type:PROTEIN  Length:305
 aligned with XDH_BOVIN | P80457 from UniProtKB/Swiss-Prot  Length:1332

    Alignment length:305
                                   233       243       253       263       273       283       293       303       313       323       333       343       353       363       373       383       393       403       413       423       433       443       453       463       473       483       493       503       513       523     
           XDH_BOVIN    224 PKQLRFEGERVTWIQASTLKELLDLKAQHPEAKLVVGNTEIGIEMKFKNQLFPMIICPAWIPELNAVEHGPEGISFGAACALSSVEKTLLEAVAKLPTQKTEVFRGVLEQLRWFAGKQVKSVASLGGNIITASPISDLNPVFMASGTKLTIVSRGTRRTVPMDHTFFPSYRKTLLGPEEILLSIEIPYSREDEFFSAFKQASRREDDIAKVTCGMRVLFQPGSMQVKELALCYGGMADRTISALKTTQKQLSKFWNEKLLQDVCAGLAEELSLSPDAPGGMIEFRRTLTLSFFFKFYLTVLKKLG  528
               SCOP domains d3nrzk1 K:224-414 automated matches                                                                                                                                                            d3nrzk2 K:415-528 automated matches                                                                                SCOP domains
               CATH domains ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- CATH domains
           Pfam domains (1) --------FAD_binding_5-3nrzK01 K:232-412                                                                                                                                                      ------CO_deh_flav_C-3nrzK03 K:419-523                                                                          ----- Pfam domains (1)
           Pfam domains (2) --------FAD_binding_5-3nrzK02 K:232-412                                                                                                                                                      ------CO_deh_flav_C-3nrzK04 K:419-523                                                                          ----- Pfam domains (2)
         Sec.struct. author ...eeee....eeee..hhhhhhhhhhhh...ee.....hhhhhhhhh.....eeee.........eee...eeeee...hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh..hhhhhhhhhhhhhhhhh.....hhhhhhhhh.eeeee....eeeee.hhhhh............eeeeeeee.....eeeeeee............eeeeeeee......eeeeeeeee......eehhhhhhh......hhhhhhhhhhhhhhhh.........hhhhhhhhhhhhhhhhhhhhhhhh. Sec.struct. author
                 SAPs(SNPs) ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                PROSITE (1) -----FAD_PCMH  PDB: K:229-414 UniProt: 229-414                                                                                                                                                 ------------------------------------------------------------------------------------------------------------------ PROSITE (1)
                PROSITE (2) ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE (2)
                 Transcript ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                3nrz K  224 PKQLRFEGERVTWIQASTLKELLDLKAQHPEAKLVVGNTEIGIEMKFKNQLFPMIICPAWIPELNAVEHGPEGISFGAACALSSVEKTLLEAVAKLPTQKTEVFRGVLEQLRWFAGKQVKSVASLGGNIITASPISDLNPVFMASGTKLTIVSRGTRRTVPMDHTFFPSYRKTLLGPEEILLSIEIPYSREDEFFSAFKQASRREDDIAKVTCGMRVLFQPGSMQVKELALCYGGMADRTISALKTTQKQLSKFWNEKLLQDVCAGLAEELSLSPDAPGGMIEFRRTLTLSFFFKFYLTVLKKLG  528
                                   233       243       253       263       273       283       293       303       313       323       333       343       353       363       373       383       393       403       413       423       433       443       453       463       473       483       493       503       513       523     

Chain L from PDB  Type:PROTEIN  Length:745
 aligned with XDH_BOVIN | P80457 from UniProtKB/Swiss-Prot  Length:1332

    Alignment length:745
                                   580       590       600       610       620       630       640       650       660       670       680       690       700       710       720       730       740       750       760       770       780       790       800       810       820       830       840       850       860       870       880       890       900       910       920       930       940       950       960       970       980       990      1000      1010      1020      1030      1040      1050      1060      1070      1080      1090      1100      1110      1120      1130      1140      1150      1160      1170      1180      1190      1200      1210      1220      1230      1240      1250      1260      1270      1280      1290      1300      1310     
           XDH_BOVIN    571 DTVGRPLPHLAAAMQASGEAVYCDDIPRYENELFLRLVTSTRAHAKIKSIDVSEAQKVPGFVCFLSADDIPGSNETGLFNDETVFAKDTVTCVGHIIGAVVADTPEHAERAAHVVKVTYEDLPAIITIEDAIKNNSFYGSELKIEKGDLKKGFSEADNVVSGELYIGGQDHFYLETHCTIAIPKGEEGEMELFVSTQNAMKTQSFVAKMLGVPVNRILVRVKRMGGGFGGKETRSTLVSVAVALAAYKTGHPVRCMLDRNEDMLITGGRHPFLARYKVGFMKTGTIVALEVDHYSNAGNSRDLSHSIMERALFHMDNCYKIPNIRGTGRLCKTNLSSNTAFRGFGGPQALFIAENWMSEVAVTCGLPAEEVRWKNMYKEGDLTHFNQRLEGFSVPRCWDECLKSSQYYARKSEVDKFNKENCWKKRGLCIIPTKFGISFTVPFLNQAGALIHVYTDGSVLVSHGGTEMGQGLHTKMVQVASKALKIPISKIYISETSTNTVPNSSPTAASVSTDIYGQAVYEACQTILKRLEPFKKKNPDGSWEDWVMAAYQDRVSLSTTGFYRTPNLGYSFETNSGNAFHYFTYGVACSEVEIDCLTGDHKNLRTDIVMDVGSSLNPAIDIGQVEGAFVQGLGLFTLEELHYSPEGSLHTRGPSTYKIPAFGSIPTEFRVSLLRDCPNKKAIYASKAVGEPPLFLGASVFFAIKDAIRAARAQHTNNNTKELFRLDSPATPEKIRNACVDKFTT 1315
               SCOP domains d3nrzl1 L:571-694 automated matches                                                                                         d3nrzl2 L:695-1315 automated matches                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                          SCOP domains
               CATH domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- CATH domains
           Pfam domains (1) ----------------Ald_Xan_dh_C-3nrzL03 L:587-693                                                                             -------Ald_Xan_dh_C2-3nrzL01 L:701-1236                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                        ------------------------------------------------------------------------------- Pfam domains (1)
           Pfam domains (2) ----------------Ald_Xan_dh_C-3nrzL04 L:587-693                                                                             -------Ald_Xan_dh_C2-3nrzL02 L:701-1236                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                        ------------------------------------------------------------------------------- Pfam domains (2)
         Sec.struct. author ..........hhhhhhh....hhhhh......eeeeeee.....eeeeeee..hhhhh..eeeeehhhhh....ee.....ee.....ee.....eeeeeee.hhhhhhhhhhh.eeeeee.....hhhhhhhh..eeeeeeeeee.hhhhhhhhh.eeeeeeeee...........eeeeee......eeeee...hhhhhhhhhhhhhh.hhh.eeeee.............hhhhhhhhhhhhhhhh..eeee.hhhhhhhhh.....eeeeeeeee.....eeeeeeeeeeeee....hhhhhhhhhhhh.........eeeeeeeee............hhhhhhhhhhhhhhhhhhhhh.hhhhhhhhh.................hhhhhhhhhhhhhhhhhhhhhhhhhhhhh..eeeeeeeeeeeeee...hhhh.eeeeeeee.....eeeee.......hhhhhhhhhhhhhhh.hhh.ee...ee.............hhhhhhhhhhhhhhhhhhhhhhhhhhhh...hhhhhhhhhhhh....eeeeeee.................eeeeeeeeeeeeee.....eeeeeeeeeee.....hhhhhhhhhhhhhhhhhhhhhh......................hhhhh..eeeeee........hhhhh....hhhhhhhhhhhhhhhhhhhhhhhhhh..............hhhhhhhhh...... Sec.struct. author
                 SAPs(SNPs) ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                PROSITE (1) ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------MOLYBDOPTERIN_EUK  PDB: L:797-832   --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE (1)
                PROSITE (2) ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE (2)
                 Transcript ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                3nrz L  571 DTVGRPLPHLAAAMQASGEAVYCDDIPRYENELFLRLVTSTRAHAKIKSIDVSEAQKVPGFVCFLSADDIPGSNETGLFNDETVFAKDTVTCVGHIIGAVVADTPEHAERAAHVVKVTYEDLPAIITIEDAIKNNSFYGSELKIEKGDLKKGFSEADNVVSGELYIGGQDHFYLETHCTIAIPKGEEGEMELFVSTQNAMKTQSFVAKMLGVPVNRILVRVKRMGGGFGGKETRSTLVSVAVALAAYKTGHPVRCMLDRNEDMLITGGRHPFLARYKVGFMKTGTIVALEVDHYSNAGNSRDLSHSIMERALFHMDNCYKIPNIRGTGRLCKTNLSSNTAFRGFGGPQALFIAENWMSEVAVTCGLPAEEVRWKNMYKEGDLTHFNQRLEGFSVPRCWDECLKSSQYYARKSEVDKFNKENCWKKRGLCIIPTKFGISFTVPFLNQAGALIHVYTDGSVLVSHGGTEMGQGLHTKMVQVASKALKIPISKIYISETSTNTVPNSSPTAASVSTDIYGQAVYEACQTILKRLEPFKKKNPDGSWEDWVMAAYQDRVSLSTTGFYRTPNLGYSFETNSGNAFHYFTYGVACSEVEIDCLTGDHKNLRTDIVMDVGSSLNPAIDIGQVEGAFVQGLGLFTLEELHYSPEGSLHTRGPSTYKIPAFGSIPTEFRVSLLRDCPNKKAIYASKAVGEPPLFLGASVFFAIKDAIRAARAQHTNNNTKELFRLDSPATPEKIRNACVDKFTT 1315
                                   580       590       600       610       620       630       640       650       660       670       680       690       700       710       720       730       740       750       760       770       780       790       800       810       820       830       840       850       860       870       880       890       900       910       920       930       940       950       960       970       980       990      1000      1010      1020      1030      1040      1050      1060      1070      1080      1090      1100      1110      1120      1130      1140      1150      1160      1170      1180      1190      1200      1210      1220      1230      1240      1250      1260      1270      1280      1290      1300      1310     

   Legend:   → Mismatch (orange background)
  - → Gap (green background, '-', border residues have a numbering label)
    → Modified Residue (blue background, lower-case, 'x' indicates undefined single-letter code, labelled with number + name)
  x → Chemical Group (purple background, 'x', labelled with number + name, e.g. ACE or NH2)
  extra numbering lines below/above indicate numbering irregularities and modified residue names etc., number ends below/above '|'

 Classification and Annotation

(-) SCOP Domains  (6, 12)

Asymmetric/Biological Unit

(-) CATH Domains  (0, 0)

(no "CATH Domain" information available for 3NRZ)

(-) Pfam Domains  (6, 12)

Asymmetric/Biological Unit
(-)
Clan: FAD_PCMH (53)
(-)
Clan: Fer2 (69)

(-) Gene Ontology  (20, 20)

Asymmetric/Biological Unit(hide GO term definitions)
Chain A,B,C,J,K,L   (XDH_BOVIN | P80457)
molecular function
    GO:0051537    2 iron, 2 sulfur cluster binding    Interacting selectively and non-covalently with a 2 iron, 2 sulfur (2Fe-2S) cluster; this cluster consists of two iron atoms, with two inorganic sulfur atoms found between the irons and acting as bridging ligands.
    GO:0003824    catalytic activity    Catalysis of a biochemical reaction at physiological temperatures. In biologically catalyzed reactions, the reactants are known as substrates, and the catalysts are naturally occurring macromolecular substances known as enzymes. Enzymes possess specific binding sites for substrates, and are usually composed wholly or largely of protein, but RNA that has catalytic activity (ribozyme) is often also regarded as enzymatic.
    GO:0009055    electron carrier activity    Any molecular entity that serves as an electron acceptor and electron donor in an electron transport chain. An electron transport chain is a process in which a series of electron carriers operate together to transfer electrons from donors to any of several different terminal electron acceptors to generate a transmembrane electrochemical gradient.
    GO:0050660    flavin adenine dinucleotide binding    Interacting selectively and non-covalently with FAD, flavin-adenine dinucleotide, the coenzyme or the prosthetic group of various flavoprotein oxidoreductase enzymes, in either the oxidized form, FAD, or the reduced form, FADH2.
    GO:0005506    iron ion binding    Interacting selectively and non-covalently with iron (Fe) ions.
    GO:0051536    iron-sulfur cluster binding    Interacting selectively and non-covalently with an iron-sulfur cluster, a combination of iron and sulfur atoms.
    GO:0046872    metal ion binding    Interacting selectively and non-covalently with any metal ion.
    GO:0043546    molybdopterin cofactor binding    Interacting selectively and non-covalently with the molybdopterin cofactor (Moco), essential for the catalytic activity of some enzymes, e.g. sulfite oxidase, xanthine dehydrogenase, and aldehyde oxidase. The cofactor consists of a mononuclear molybdenum (Mo-molybdopterin) or tungsten ion (W-molybdopterin) coordinated by one or two molybdopterin ligands.
    GO:0016491    oxidoreductase activity    Catalysis of an oxidation-reduction (redox) reaction, a reversible chemical reaction in which the oxidation state of an atom or atoms within a molecule is altered. One substrate acts as a hydrogen or electron donor and becomes oxidized, while the other acts as hydrogen or electron acceptor and becomes reduced.
    GO:0016614    oxidoreductase activity, acting on CH-OH group of donors    Catalysis of an oxidation-reduction (redox) reaction in which a CH-OH group act as a hydrogen or electron donor and reduces a hydrogen or electron acceptor.
    GO:0016903    oxidoreductase activity, acting on the aldehyde or oxo group of donors    Catalysis of an oxidation-reduction (redox) reaction in which an aldehyde or ketone (oxo) group acts as a hydrogen or electron donor and reduces a hydrogen or electron acceptor.
    GO:0004854    xanthine dehydrogenase activity    Catalysis of the reaction: xanthine + NAD+ + H2O = urate + NADH + H+.
    GO:0004855    xanthine oxidase activity    Catalysis of the reaction: xanthine + H2O + O2 = urate + hydrogen peroxide.
biological process
    GO:0055114    oxidation-reduction process    A metabolic process that results in the removal or addition of one or more electrons to or from a substance, with or without the concomitant removal or addition of a proton or protons.
    GO:0009115    xanthine catabolic process    The chemical reactions and pathways resulting in the breakdown of xanthine, 2,6-dihydroxypurine, a purine formed in the metabolic breakdown of guanine but not present in nucleic acids.
cellular component
    GO:0005737    cytoplasm    All of the contents of a cell excluding the plasma membrane and nucleus, but including other subcellular structures.
    GO:0005829    cytosol    The part of the cytoplasm that does not contain organelles but which does contain other particulate matter, such as protein complexes.
    GO:0005576    extracellular region    The space external to the outermost structure of a cell. For cells without external protective or external encapsulating structures this refers to space outside of the plasma membrane. This term covers the host cell environment outside an intracellular parasite.
    GO:0005615    extracellular space    That part of a multicellular organism outside the cells proper, usually taken to be outside the plasma membranes, and occupied by fluid.
    GO:0005777    peroxisome    A small organelle enclosed by a single membrane, and found in most eukaryotic cells. Contains peroxidases and other enzymes involved in a variety of metabolic processes including free radical detoxification, lipid catabolism and biosynthesis, and hydrogen peroxide metabolism.

 Visualization

(-) Interactive Views

Asymmetric/Biological Unit
  Complete Structure
    Jena3D(integrated viewing of ligand, site, SAP, PROSITE, SCOP information)
    WebMol | AstexViewer[tm]@PDBe
(Java Applets, require no local installation except for Java; loading may be slow)
    STRAP
(Java WebStart application, automatic local installation, requires Java; full application with system access!)
    RasMol
(require local installation)
    Molscript (VRML)
(requires installation of a VRML viewer; select preferred view via VRML and generate a mono or stereo PDF format file)
 
  Ligands, Modified Residues, Ions
    FAD  [ RasMol | Jena3D ]  +environment [ RasMol | Jena3D ]
    FES  [ RasMol | Jena3D ]  +environment [ RasMol | Jena3D ]
    HPA  [ RasMol | Jena3D ]  +environment [ RasMol | Jena3D ]
    MOS  [ RasMol | Jena3D ]  +environment [ RasMol | Jena3D ]
    MTE  [ RasMol | Jena3D ]  +environment [ RasMol | Jena3D ]
 
  Sites
    AC1  [ RasMol ]  +environment [ RasMol ]
    AC2  [ RasMol ]  +environment [ RasMol ]
    AC3  [ RasMol ]  +environment [ RasMol ]
    AC4  [ RasMol ]  +environment [ RasMol ]
    AC5  [ RasMol ]  +environment [ RasMol ]
    AC6  [ RasMol ]  +environment [ RasMol ]
    AC7  [ RasMol ]  +environment [ RasMol ]
    AC8  [ RasMol ]  +environment [ RasMol ]
    AC9  [ RasMol ]  +environment [ RasMol ]
    BC1  [ RasMol ]  +environment [ RasMol ]
    BC2  [ RasMol ]  +environment [ RasMol ]
    BC3  [ RasMol ]  +environment [ RasMol ]
 
  Cis Peptide Bonds
    Ser C:1298 - Pro C:1299   [ RasMol ]  
    Ser L:1298 - Pro L:1299   [ RasMol ]  
 

(-) Still Images

Jmol
  protein: cartoon or spacefill or dots and stick; nucleic acid: cartoon and stick; ligands: spacefill; active site: stick
Molscript
  protein, nucleic acid: cartoon; ligands: spacefill; active site: ball and stick

 Databases and Analysis Tools

(-) Databases

Access by PDB/NDB ID
  3nrz
    Family and Domain InformationProDom | SYSTERS
    General Structural InformationGlycoscienceDB | MMDB | NDB | OCA | PDB | PDBe | PDBj | PDBsum | PDBWiki | PQS | PROTEOPEDIA
    Orientation in MembranesOPM
    Protein SurfaceSURFACE
    Secondary StructureDSSP (structure derived) | HSSP (homology derived)
    Structural GenomicsGeneCensus
    Structural NeighboursCE | VAST
    Structure ClassificationCATH | Dali | SCOP
    Validation and Original DataBMRB Data View | BMRB Restraints Grid | EDS | PROCHECK | RECOORD | WHAT_CHECK
 
Access by UniProt ID/Accession number
  XDH_BOVIN | P80457
    Comparative Protein Structure ModelsModBase
    Genomic InformationEnsembl
    Protein-protein InteractionDIP
    Sequence, Family and Domain InformationInterPro | Pfam | SMART | UniProtKB/SwissProt
 
Access by Enzyme Classificator   (EC Number)
  1.17.1.4
    General Enzyme InformationBRENDA | EC-PDB | Enzyme | IntEnz
    PathwayKEGG | MetaCyc
  1.17.3.2
    General Enzyme InformationBRENDA | EC-PDB | Enzyme | IntEnz
    PathwayKEGG | MetaCyc
 
Access by Disease Identifier   (MIM ID)
  (no 'MIM ID' available)
    Disease InformationOMIM
 
Access by GenAge ID
  (no 'GenAge ID' available)
    Age Related InformationGenAge

(-) Analysis Tools

Access by PDB/NDB ID
    Domain InformationXDom
    Interatomic Contacts of Structural UnitsCSU
    Ligand-protein ContactsLPC
    Protein CavitiescastP
    Sequence and Secondary StructurePDBCartoon
    Structure AlignmentSTRAP(Java WebStart application, automatic local installation, requires Java; full application with system access!)
    Structure and Sequence BrowserSTING
 
Access by UniProt ID/Accession number
  XDH_BOVIN | P80457
    Protein Disorder PredictionDisEMBL | FoldIndex | GLOBPLOT (for more information see DisProt)

 Related Entries

(-) Entries Sharing at Least One Protein Chain (UniProt ID)

UniProtKB/Swiss-Prot
        XDH_BOVIN | P804571fiq 1fo4 1n5x 1v97 1vdv 3am9 3amz 3ax7 3ax9 3b9j 3bdj 3etr 3eub 3ns1 3nvv 3nvw 3nvy 3nvz 3sr6 3una 3unc 3uni

(-) Related Entries Specified in the PDB File

3b9j 3etr 3eub