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1HW5

THE CAP/CRP VARIANT T127L/S128A

Functional Information from GO Data
ChainGOidnamespacecontents
A0000166molecular_functionnucleotide binding
A0003677molecular_functionDNA binding
A0003680molecular_functionminor groove of adenine-thymine-rich DNA binding
A0003700molecular_functionDNA-binding transcription factor activity
A0005515molecular_functionprotein binding
A0005829cellular_componentcytosol
A0006351biological_processDNA-templated transcription
A0006355biological_processregulation of DNA-templated transcription
A0008301molecular_functionDNA binding, bending
A0030552molecular_functioncAMP binding
A0032993cellular_componentprotein-DNA complex
A0042802molecular_functionidentical protein binding
A0043565molecular_functionsequence-specific DNA binding
A0045013biological_processcarbon catabolite repression of transcription
A0045892biological_processnegative regulation of DNA-templated transcription
A0045893biological_processpositive regulation of DNA-templated transcription
B0000166molecular_functionnucleotide binding
B0003677molecular_functionDNA binding
B0003680molecular_functionminor groove of adenine-thymine-rich DNA binding
B0003700molecular_functionDNA-binding transcription factor activity
B0005515molecular_functionprotein binding
B0005829cellular_componentcytosol
B0006351biological_processDNA-templated transcription
B0006355biological_processregulation of DNA-templated transcription
B0008301molecular_functionDNA binding, bending
B0030552molecular_functioncAMP binding
B0032993cellular_componentprotein-DNA complex
B0042802molecular_functionidentical protein binding
B0043565molecular_functionsequence-specific DNA binding
B0045013biological_processcarbon catabolite repression of transcription
B0045892biological_processnegative regulation of DNA-templated transcription
B0045893biological_processpositive regulation of DNA-templated transcription
Functional Information from PDB Data
site_idAC1
Number of Residues16
DetailsBINDING SITE FOR RESIDUE CMP B 210
ChainResidue
BVAL49
BALA84
BVAL86
BARG123
BLEU127
BHOH1003
BHOH1008
BHOH1060
BLEU61
BSER62
BILE70
BGLY71
BGLU72
BLEU73
BARG82
BSER83

site_idAC2
Number of Residues13
DetailsBINDING SITE FOR RESIDUE CMP A 210
ChainResidue
ASER62
AILE70
AGLY71
AGLU72
ALEU73
AARG82
ASER83
AALA84
AVAL86
ALEU127
AHOH1001
AHOH1014
AHOH1066

site_idAC3
Number of Residues14
DetailsBINDING SITE FOR RESIDUE CMP A 211
ChainResidue
ALYS57
AGLU58
AGLN170
AGLY173
AGLN174
AGLY177
ACYS178
ASER179
AARG180
AHOH1102
AHOH1207
BALA135
BPHE136
BHOH1089

Functional Information from PROSITE/UniProt
site_idPS00042
Number of Residues24
DetailsHTH_CRP_1 Crp-type HTH domain signature. ITRqeIGqIVGcSreTv.GRiLkmL
ChainResidueDetails
AILE167-LEU190

site_idPS00888
Number of Residues17
DetailsCNMP_BINDING_1 Cyclic nucleotide-binding domain signature 1. LIhQGEkAEtLYYIvkG
ChainResidueDetails
ALEU29-GLY45

site_idPS00889
Number of Residues19
DetailsCNMP_BINDING_2 Cyclic nucleotide-binding domain signature 2. IGElGLfeegqe.....RSAwVrA
ChainResidueDetails
AILE70-ALA88

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues12
DetailsDNA binding: {"description":"H-T-H motif","evidences":[{"source":"PROSITE-ProRule","id":"PRU00387","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues4
DetailsRegion: {"description":"Activating region 2 (AR2); probably contacts the N-terminus of RpoA","evidences":[{"source":"PubMed","id":"8978616","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues12
DetailsRegion: {"description":"Activating region 3 (AR3); probably contacts sigma-70 (RpoD)","evidences":[{"source":"PubMed","id":"10860739","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"10860740","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues18
DetailsRegion: {"description":"Activating region 1 (AR1); probably contacts the C-terminus of RpoA","evidences":[{"source":"PubMed","id":"7966284","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"8392187","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI5
Number of Residues42
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"11124031","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"12202833","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"1653449","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"2828639","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"6286624","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"8757802","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI6
Number of Residues2
DetailsSite: {"description":"Activating region 2 (AR2); probably contacts the N-terminus of RpoA","evidences":[{"source":"PubMed","id":"8978616","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI7
Number of Residues2
DetailsSite: {"description":"Activating region 2 (AR2); probably contacts the N-terminus of RpoA","evidences":[{"source":"PubMed","id":"15520470","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"8978616","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI8
Number of Residues2
DetailsModified residue: {"description":"N6-acetyllysine","evidences":[{"source":"PubMed","id":"18723842","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

238582

PDB entries from 2025-07-09

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