Structure of PDB 1p4a Chain B

Receptor sequence
>1p4aB (length=268) Species: 1423 (Bacillus subtilis) [Search protein sequence]
KFRRSGRLVDLTNYLLTHPHELIPLTFFSERYESAKSSISEDLTIIKQTF
EQQGIGTLLTVPGAAGGVKYIPKMKQAEAEEFVQTLGQSLANPERILPGG
YVYLTDILGKPSVLSKVGKLFASVFAEREIDVVMTVATKGIPLAYAAASY
LNVPVVIVRKDEGSTVSINYVSGSSNRIQTMSLAKRSMKTGSNVLIIDDF
MKAGGTINGMINLLDEFNANVAGIGVLVEAEGVDERLVDEYMSLLTLSTI
NMKEKSIEIQNGNFLRFF
3D structure
PDB1p4a Functional dissection of the Bacillus subtilis pur operator site.
ChainB
Resolution2.22 Å
3D
structure
[Spin on]
[Spin off]
[Reset orientation]

[High quality]
[Low quality]

[White background]
[Black background]

[Download]
[Download structure with residue number starting from 1]
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 PCP B A138 T139 K140 K161 G178 D203 D204 F205 M206 K207 A208 G209 G210 T211 A137 T138 K139 K160 G173 D198 D199 F200 M201 K202 A203 G204 G205 T206
Gene Ontology
Biological Process
GO:0006355 regulation of DNA-templated transcription
GO:0045892 negative regulation of DNA-templated transcription
GO:0045982 negative regulation of purine nucleobase metabolic process

View graph for
Molecular Function
View graph for
Biological Process
External links
PDB RCSB:1p4a, PDBe:1p4a, PDBj:1p4a
PDBsum1p4a
PubMed12837784
UniProtP37551|PURR_BACSU Pur operon repressor (Gene Name=purR)

[Back to BioLiP]