Structure of PDB 3u4a Chain B

Receptor sequence
>3u4aB (length=742) Species: 702656 (compost metagenome) [Search protein sequence]
KMNQFINALMAKMTLDEKIGQLNLPGAGDITTGQASSSGIAQKIKEGKVG
GLFNIKSVTKIKEVQRIAVEESRLKIPLLFGMDVIHGYETAFPIPLGLSC
TWDMELIEKSARIAAIEASADGICWTFSPMVDISRDPRWGRVSEGSGEDP
YLGAQIAKAMVKGYQGKDFSDNTSIMACVKHFALYGAGEAGRDYNTVDMS
RVRMYNEYFPPYKAAVDAGVGSVMTSFNEIDGIPATGNKWLMTDVLRKRI
GAFKGFVVTNYTAINEMIDHGMGDLQTVSALALRAGVDMDMVGEGFLTTL
KKSLQEGKITQAQIDAACKRILEAKYKLGLFSDPYKYCNEERARTQIFTP
EHRKIAREIAAQSFVLLKNDNNVLPLKKSGTIALVGPLADNRVNMPGTWS
VAAKHAESVSLLEGLKKAAGNDARILYAHGSNLDEDKSLIERATMFGKTL
KYDPRPKDVVIKEAVDIANQADVIVAALGESAEMSGEASSRSNIEIPALQ
RELLQALLKTGKPVVLVLFTGRPLALTWEHENVPAILNVWFAGTEAGDAI
SDALFGVVNPSGKLSATFPRNVGQVPIYYNHKNTGRPLPEGQWFQKFRSN
YLDVPNDPLYPFGYGLSFTKFTYGDLKLSSTNLKGNQTLTASIELTNSGD
YDGAEVVQLYIRDLVGSTTRPVKELKGFQKVFLKKGETKTITFKITPEDL
KFYNYDLKYDWEPGEFVIMVGGNSRDLKSQKINWLKDPAFLY
3D structure
PDB3u4a From soil to structure: a novel dimeric family 3-beta--glucosidase isolated from compost using metagenomic analysis
ChainB
Resolution2.196 Å
3D
structure
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Interaction with ligand
Site
#		 Ligand Ligand
chain		 Binding residues on receptor
(original residue number in PDB)		 Binding residues on receptor
(residue number reindexed from 1)		 Binding affinity
BS01 BGC B Y262 E488 Y261 E487
BS02 BGC B R587 F598 R586 F597
BS03 BGC B D84 F128 R142 K181 M225 N261 Y262 E488 D83 F127 R141 K180 M224 N260 Y261 E487
Gene Ontology
--> -->
 
 
UnboundLocalError		Python 3.6.8: /usr/bin/python3
Sat Feb 22 16:45:54 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>()
   1443                 pubmed=display_regular_ligand(pdbid,asym_id,lig3,ligIdx,title)
   1444         else:
=> 1445             pubmed,uniprot=display_protein_receptor(pdbid,asym_id,title)
   1446     
   1447     uniprot_line=''
pubmed = '', uniprot = '', display_protein_receptor = <function display_protein_receptor>, pdbid = '3u4a', asym_id = 'B', title = 'From soil to structure: a novel dimeric family 3... isolated from compost using metagenomic analysis'
 /var/www/html/BioLiP/pdb.cgi in display_protein_receptor(pdbid='3u4a', asym_id='B', title='From soil to structure: a novel dimeric family 3... isolated from compost using metagenomic analysis')
    839 
    840     if go:
=>  841         display_go(go,uniprot,pdbid,asym_id)
    842     return pubmed,uniprot
    843 
global display_go = <function display_go>, go = '0004553,0005975', uniprot = '', pdbid = '3u4a', asym_id = 'B'
 /var/www/html/BioLiP/pdb.cgi in display_go(go='0004553,0005975', uniprot='', pdbid='3u4a', 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>