Structure of PDB 7rnr Chain J

Receptor sequence

>7rnrJ (length=559) Species: 4932 (Saccharomyces cerevisiae)

MKYVVVSGGVISGIGKGVLASSTGMLLKTLGLKVTSIKIDPYMNIDAGTM
SPLEHGECFVLDDGGETDLDLGNYERYLGITLSRDHNITTGKIYSHVISR
ERRGDYLGKTVQIVPHLTNAIQDWIQRVSKIPVDDTGLEPDVCIIELGGT
VGDIESAPFVEALRQFQFEVGRENFALIHVSLVPVIHGEQKTKPTQAAIK
DLRSLGLIPDMIACRCSEELNRSTIDKIAMFCHVGPEQVVNVHDVNSTYH
VPLLLLKQHMIDYLHSRLKLGEVPLTLEDKERGSQLLTNWENMTKNLDDS
DDVVKIALVGKYTNLKDSYLSVTKSLEHASMKCRRQLEILWVEASNLEPE
TQEVDKNKFHDSWNKLSSADGILVPGGFGTRGIEGMILAAKWARESGVPF
LGVCLGLQVAAIEFARNVIGRPNSSSTEFLDETLLAPEDQVVITMRLGLR
PTIFQPNSEWSNIRKLYGEVNEVHERHRHRYEINPKIVNDMESRGFIFVG
KDETGQRCEIFELKGHPYYVGTQYHPEYTSKVLEPSRPFWGLVAAASGTL
GEVIKDINL

3D structure

• PDB: 7rnr Cryo-EM structures of CTP synthase filaments reveal mechanism of pH-sensitive assembly during budding yeast starvation.
• Chain: J
• Resolution: 3.3 Å

Enzymatic activity

• Enzyme Commision number: 6.3.4.2: CTP synthase (glutamine hydrolyzing).

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	UTP	J	T192 K193	T192 K193
BS02	UTP	J	S12 K38 D40 P41 Y42 H55 G148 G149	S12 K38 D40 P41 Y42 H55 G148 G149
BS03	ATP	J	I14 G15 K16 G17 D70 R215 V242	I14 G15 K16 G17 D70 R215 V242

Gene Ontology

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UnboundLocalError

Python 3.6.8: /usr/bin/python3 Mon Dec 2 03:01:05 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>()

   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 = '7rnr', asym_id = 'J', title = 'Cryo-EM structures of CTP synthase filaments rev...nsitive assembly during budding yeast starvation.'

 /var/www/html/BioLiP/pdb.cgi in display_protein_receptor(pdbid='7rnr', asym_id='J', title='Cryo-EM structures of CTP synthase filaments rev...nsitive assembly during budding yeast starvation.')

    839 

    840     if go:

=>  841         display_go(go,uniprot,pdbid,asym_id)

    842     return pubmed,uniprot

    843 

global display_go = <function display_go>, go = '0003883,0006221,0006241', uniprot = '', pdbid = '7rnr', asym_id = 'J'

 /var/www/html/BioLiP/pdb.cgi in display_go(go='0003883,0006221,0006241', uniprot='', pdbid='7rnr', asym_id='J')

    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>