Structure of PDB 3dl6 Chain B Binding Site BS02

Receptor Information

>3dl6 Chain B (length=508) Species: 237895 (Cryptosporidium hominis)

EKNVSIVVAASVLSSGIGINGQLPWSISEDLKFFSKITNNKCDSNKKNAL
IMGRKTWDSIGRRPLKNRIIVVISSSLPQDEADPNVVVFRNLEDSIENLM
NDDSIENIFVCGGESIYRDALKDNFVDRIYLTRVALEDIEFDTYFPEIPE
TFLPVYMSQTFCTKNISYDFMIFEKQEKQLKSIDDTVDLLGEIFGIRKMG
NRHKFPKEEIYNTPSIRFGREHYEFQYLDLLSRVLENGAYRENRTGISTY
SIFGQMMRFDMRESFPLLTTKKVFIRGIFEELIWFIKGDTNGNHLIEKKV
YIWSGNGSKEYLERIGLGHREENDLGPIYGFQWRHYNGEYKTMHDDYTGV
GVDQLAKLIETLKNNPKDRRHILTAWNPSALSQMALPPCHVLSQYYVTND
NCLSCNLYQRSCDLGLGSPFNIASYAILTMMLAQVCGYEPGELAIFIGDA
HIYENHLTQLKEQLSRTPRPFPQLKFKRKVENIEDFKWEDIELIGYYPYP
TIKMDMAV

Ligand information

• Ligand ID: UMP
• InChI: InChI=1S/C9H13N2O8P/c12-5-3-8(11-2-1-7(13)10-9(11)14)19-6(5)4-18-20(15,16)17/h1-2,5-6,8,12H,3-4H2,(H,10,13,14)(H2,15,16,17)/t5-,6+,8+/m0/s1
• InChIKey: JSRLJPSBLDHEIO-SHYZEUOFSA-N
• SMILES:
  ACDLabs 12.01: O=P(O)(O)OCC2OC(N1C(=O)NC(=O)C=C1)CC2O
  CACTVS 3.370: O[CH]1C[CH](O[CH]1CO[P](O)(O)=O)N2C=CC(=O)NC2=O
  OpenEye OEToolkits 1.7.6: C1[C@@H]([C@H](O[C@H]1N2C=CC(=O)NC2=O)COP(=O)(O)O)O
  CACTVS 3.370: O[C@H]1C[C@@H](O[C@@H]1CO[P](O)(O)=O)N2C=CC(=O)NC2=O
  OpenEye OEToolkits 1.7.6: C1C(C(OC1N2C=CC(=O)NC2=O)COP(=O)(O)O)O
• Formula: C9 H13 N2 O8 P
• Name: 2'-DEOXYURIDINE 5'-MONOPHOSPHATE;
  DUMP
• ChEMBL: CHEMBL211312
• DrugBank: DB03800
• ZINC: ZINC000004228260
• PDB chain: 3dl6 Chain B Residue 607

Receptor-Ligand Complex Structure

Structure summary

• PDB: 3dl6 Explaining an unusually fast parasitic enzyme: folate tail-binding residues dictate substrate positioning and catalysis in Cryptosporidium hominis thymidylate synthase.
• Resolution: 3.25 Å
• Binding residue (original residue number in PDB): R257 C402 H403 Q422 R423 S424 C425 D426 N434 H464 Y466
• Binding residue (residue number reindexed from 1): R244 C389 H390 Q409 R410 S411 C412 D413 N421 H451 Y453
• Annotation score: 3

Gene Ontology

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UnboundLocalError

Python 3.6.8: /usr/bin/python3 Tue Nov 26 03:32:49 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 = '3dl6', asym_id = 'B', bs = 'BS02', title = 'Explaining an unusually fast parasitic enzyme: f...in Cryptosporidium hominis thymidylate synthase. '

 /var/www/html/BioLiP/pdb.cgi in display_interaction(pdbid='3dl6', asym_id='B', bs='BS02', title='Explaining an unusually fast parasitic enzyme: f...in Cryptosporidium hominis thymidylate synthase. ')

   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 = '0004146,0004799,0006231,0006730,0016741,0046654', uniprot = '', pdbid = '3dl6', asym_id = 'B'

 /var/www/html/BioLiP/pdb.cgi in display_go(go='0004146,0004799,0006231,0006730,0016741,0046654', uniprot='', pdbid='3dl6', 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>