Structure of PDB 3keq Chain B

Receptor sequence
>3keqB (length=204) Species: 216495 (Streptococcus agalactiae serogroup III) [Search protein sequence]
SIPKATAKRLSLYYRIFKRFNTDGIEKASSKQIADALGIDSATVRRDFSY
FGELGRRGFGYDVKKLMNFFAEILNDHSTTNVMLVGCGNIGRALLHYRFH
DRNKMQISMAFDLDSNDLVGKTTEDGIPVYGISTINDHLSDIETAILTVP
STEAQEVADILVKAGIKGILSFSPVHLTLPKDIIVQYVDLTSELQTLLYF
MNQQ
3D structure
PDB3keq NAD+ pool depletion as a signal for the Rex regulon involved in Streptococcus agalactiae virulence.
ChainB
Resolution2.4 Å
3D
structure
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Enzymatic activity
Enzyme Commision number ?
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 NAD B A98 L99 Y102 A93 L94 Y97
Gene Ontology
Molecular Function
GO:0003677 DNA binding
GO:0003700 DNA-binding transcription factor activity
Biological Process
GO:0006355 regulation of DNA-templated transcription
GO:0045892 negative regulation of DNA-templated transcription
GO:0051775 response to redox state
Cellular Component
GO:0005737 cytoplasm

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Cellular Component
External links
PDB RCSB:3keq, PDBe:3keq, PDBj:3keq
PDBsum3keq
PubMed34370789
UniProtQ8E565|REX_STRA3 Redox-sensing transcriptional repressor Rex (Gene Name=rex)

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