Structure of PDB 8fva Chain AAA

Receptor sequence
>8fvaAAA (length=534) Species: 562 (Escherichia coli) [Search protein sequence]
MTTNYIFVTGGVVSSLGKGIAAASLAAILEARGLNVTIMKLDPYINVDPG
TMSPIQHGEVFVTEDGAETDLDLGHYERFIRTKMSRRNNFTTGRIYSDVL
RKERRGDYLGATVQVIPHITNAIKERVLEGGEGHDVVLVEIGGTVGDIES
LPFLEAIRQMAVEIGREHTLFMHLTLVPYMAASGEVKTKPTQHSVKELLS
IGIQPDILICRSDRAVPANERAKIALFCNVPEKAVISLKDVDSIYKIPGL
LKSQGLDDYICKRFSLNCPEANLSEWEQVIFEEANPVSEVTIGMVGKYIE
LPDAYKSVIEALKHGGLKNRVSVNIKLIDSQDVETRGVEILKGLDAILVP
GGFGYRGVEGMITTARFARENNIPYLGICLGMQVALIDYARHVANMENAN
STEFVPDCKYPVVALITEWRDENGNVEVTMRLGAQQCQLVDDSLVRQLYN
APTIVERHRHRYEVNNMLLKQIEDAGLRVAGRSGDDQLVEIIEVPNHPWF
VACQFHPEFTSTPRDGHPLFAGFVKAASEFQKRQ
3D structure
PDB8fva A metal-dependent conformational change provides a structural basis for the inhibition of CTP synthase by gemcitabine-5'-triphosphate.
ChainAAA
Resolution2.4 Å
3D
structure
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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 1TK AAA K187 T188 K189 Q192 K223 K187 T188 K189 Q192 K223
BS02 1TK AAA S14 D147 I148 E149 S14 D147 I148 E149
Gene Ontology
Molecular Function
GO:0000287 magnesium ion binding
GO:0003883 CTP synthase activity
GO:0004359 glutaminase activity
GO:0005524 ATP binding
GO:0016874 ligase activity
GO:0042802 identical protein binding
GO:0046872 metal ion binding
Biological Process
GO:0006221 pyrimidine nucleotide biosynthetic process
GO:0006241 CTP biosynthetic process
GO:0006541 glutamine metabolic process
GO:0019856 pyrimidine nucleobase biosynthetic process
GO:0044210 'de novo' CTP biosynthetic process
GO:0051289 protein homotetramerization
Cellular Component
GO:0005737 cytoplasm
GO:0005829 cytosol
GO:0032991 protein-containing complex
GO:0097268 cytoophidium

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Molecular Function
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Biological Process
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Cellular Component
External links
PDB RCSB:8fva, PDBe:8fva, PDBj:8fva
PDBsum8fva
PubMed37106216
UniProtP0A7E5|PYRG_ECOLI CTP synthase (Gene Name=pyrG)

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