Structure of PDB 6xai Chain B Binding Site BS01

Receptor Information
>6xai Chain B (length=399) Species: 1463854 (Streptomyces sp. NRRL F-5053) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
TTATLTYPFHDWSQELSPRYAQLRASDAPVCPVVSEGTGDPLWLVTRYAT
AVKLLEDSRFSSEAAQASGAPRQEPVELRAPGTRGDAIAMLREAGLRSVL
ADGLGPRAVRRHQGWINDLAETLMSELASREGTFDLAADFVEPLSSALVS
RTLLGELSADERDLLAHCADTGLRFCGVTHEEQVHAFTQMHEFFLEHARR
LAGTPGEHLLKLIAEAPVDQGPLSDEALAEAGSLLVVAGFPTSSGFLCGA
LLTLLRHPDAVQELHAHPERVPSAVEELLRYTPLSTGSVKRMATEDLEID
GVRIKAGEVVMVSLEAVNHDPDAFEDPDVFRPGREGPMHFGFGRGRHFCP
GNRLARCVIEATVRAVARRPGLRLAVAPEEISWHEGLFFRRPRAIPATW
Ligand information
Ligand IDHEM
InChIInChI=1S/C34H34N4O4.Fe/c1-7-21-17(3)25-13-26-19(5)23(9-11-33(39)40)31(37-26)16-32-24(10-12-34(41)42)20(6)28(38-32)15-30-22(8-2)18(4)27(36-30)14-29(21)35-25;/h7-8,13-16H,1-2,9-12H2,3-6H3,(H4,35,36,37,38,39,40,41,42);/q;+2/p-2/b25-13-,26-13-,27-14-,28-15-,29-14-,30-15-,31-16-,32-16-;
InChIKeyKABFMIBPWCXCRK-RGGAHWMASA-L
SMILES
SoftwareSMILES
OpenEye OEToolkits 1.7.6Cc1c2n3c(c1CCC(=O)O)C=C4C(=C(C5=[N]4[Fe]36[N]7=C(C=C8N6C(=C5)C(=C8C)C=C)C(=C(C7=C2)C)C=C)C)CCC(=O)O
CACTVS 3.385CC1=C(CCC(O)=O)C2=Cc3n4[Fe]5|6|N2=C1C=c7n5c(=CC8=N|6C(=Cc4c(C)c3CCC(O)=O)C(=C8C=C)C)c(C)c7C=C
ACDLabs 12.01C=1c3c(c(c4C=C5C(=C(C=6C=C7C(=C(C8=CC=2C(=C(C=1N=2[Fe](n34)(N5=6)N78)CCC(=O)O)C)\C=C)C)\C=C)C)C)CCC(=O)O
FormulaC34 H32 Fe N4 O4
NamePROTOPORPHYRIN IX CONTAINING FE;
HEME
ChEMBL
DrugBankDB18267
ZINC
PDB chain6xai Chain B Residue 501 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
Global viewLocal viewStructure summary

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PDB6xai Structure and Function of NzeB, a Versatile C-C and C-N Bond-Forming Diketopiperazine Dimerase.
Resolution1.489 Å
Binding residue
(original residue number in PDB)		I90 A240 G241 F248 L286 V291 R293 G343 F344 H349 C351 P352
Binding residue
(residue number reindexed from 1)		I88 A238 G239 F246 L284 V289 R291 G341 F342 H347 C349 P350
Annotation score4
Gene Ontology
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UnboundLocalError		Python 3.6.8: /usr/bin/python3
Sun Dec 1 00:00:39 2024

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>()
   1435     title=pdb2title(pdbid)
   1436     if bs.startswith("BS"):
=> 1437         pubmed,uniprot=display_interaction(pdbid,asym_id,bs,title)
   1438     else:
   1439         if lig3:
pubmed = '', uniprot = '', display_interaction = <function display_interaction>, pdbid = '6xai', asym_id = 'B', bs = 'BS01', title = 'Structure and Function of NzeB, a Versatile C-C and C-N Bond-Forming Diketopiperazine Dimerase.'
 /var/www/html/BioLiP/pdb.cgi in display_interaction(pdbid='6xai', asym_id='B', bs='BS01', title='Structure and Function of NzeB, a Versatile C-C and C-N Bond-Forming Diketopiperazine Dimerase.')
   1295         display_ec(ec,csaOrig,csaRenu)
   1296     if go:
=> 1297         display_go(go,uniprot,pdbid,asym_id)
   1298     return pubmed,uniprot
   1299 
global display_go = <function display_go>, go = '0004497,0005506,0016705,0020037', uniprot = '', pdbid = '6xai', asym_id = 'B'
 /var/www/html/BioLiP/pdb.cgi in display_go(go='0004497,0005506,0016705,0020037', uniprot='', pdbid='6xai', asym_id='B')
    480         '''.replace("$namespace_link",namespace_link
    481           ).replace("$namespace",namespace
=>  482           ).replace("$uniprot",u
    483         ))
    484         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>