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1SPH

REFINED STRUCTURES OF THE ACTIVE S83C AND IMPAIRED S46D HPRS: EVIDENCE THAT PHOSPHORYLATION DOES NOT REQUIRE A BACKBONE CONFORMATIONAL TRANSITION

Functional Information from GO Data
ChainGOidnamespacecontents
A0005515molecular_functionprotein binding
A0005737cellular_componentcytoplasm
A0009401biological_processphosphoenolpyruvate-dependent sugar phosphotransferase system
A0043610biological_processregulation of carbohydrate utilization
B0005515molecular_functionprotein binding
B0005737cellular_componentcytoplasm
B0009401biological_processphosphoenolpyruvate-dependent sugar phosphotransferase system
B0043610biological_processregulation of carbohydrate utilization
Functional Information from PDB Data
site_idACA
Number of Residues1
DetailsACTIVE SITE HISTIDINE IN CHAIN A
ChainResidue
AHIS15

site_idACB
Number of Residues1
DetailsACTIVE SITE HISTIDINE IN CHAIN B
ChainResidue
BHIS15

Functional Information from PROSITE/UniProt
site_idPS00369
Number of Residues8
DetailsPTS_HPR_HIS PTS HPR domain histidine phosphorylation site signature. GIHARPAT
ChainResidueDetails
AGLY13-THR20

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues172
DetailsDomain: {"description":"HPr","evidences":[{"source":"PROSITE-ProRule","id":"PRU00681","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues2
DetailsActive site: {"description":"Pros-phosphohistidine intermediate; alternate","evidences":[{"source":"PROSITE-ProRule","id":"PRU00681","evidenceCode":"ECO:0000255"},{"source":"PubMed","id":"1549615","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues2
DetailsModified residue: {"description":"Phosphoserine","evidences":[{"source":"PubMed","id":"17218307","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues2
DetailsModified residue: {"description":"Tele-phosphohistidine; alternate","evidences":[{"source":"PubMed","id":"1549615","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI5
Number of Residues2
DetailsModified residue: {"description":"Phosphoserine; by HPrK/P","evidences":[{"source":"PROSITE-ProRule","id":"PRU00681","evidenceCode":"ECO:0000255"},{"source":"PubMed","id":"17218307","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

239149

PDB entries from 2025-07-23

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