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1UU2

Histidinol-phosphate aminotransferase (HisC) from Thermotoga maritima (apo-form)

Functional Information from GO Data
ChainGOidnamespacecontents
A0000105biological_processL-histidine biosynthetic process
A0004400molecular_functionhistidinol-phosphate transaminase activity
A0008483molecular_functiontransaminase activity
A0008652biological_processamino acid biosynthetic process
A0009058biological_processbiosynthetic process
A0016740molecular_functiontransferase activity
A0030170molecular_functionpyridoxal phosphate binding
A0042803molecular_functionprotein homodimerization activity
B0000105biological_processL-histidine biosynthetic process
B0004400molecular_functionhistidinol-phosphate transaminase activity
B0008483molecular_functiontransaminase activity
B0008652biological_processamino acid biosynthetic process
B0009058biological_processbiosynthetic process
B0016740molecular_functiontransferase activity
B0030170molecular_functionpyridoxal phosphate binding
B0042803molecular_functionprotein homodimerization activity
Functional Information from PDB Data
site_idAC1
Number of Residues13
DetailsBINDING SITE FOR RESIDUE PMP A1335
ChainResidue
AGLY84
ASER201
ALYS202
AARG210
BTYR53
AALA85
AASP86
ATYR106
AASN149
AASP173
AALA175
ATYR176
ATHR199

site_idAC2
Number of Residues4
DetailsBINDING SITE FOR RESIDUE EDO A1637
ChainResidue
BGLU182
BSER183
BTYR184
BASP186

site_idAC3
Number of Residues12
DetailsBINDING SITE FOR RESIDUE PMP B1335
ChainResidue
ATYR53
BGLY84
BALA85
BASP86
BTYR106
BASN149
BASP173
BTYR176
BTHR199
BSER201
BLYS202
BARG210

Functional Information from PROSITE/UniProt
site_idPS00599
Number of Residues10
DetailsAA_TRANSFER_CLASS_2 Aminotransferases class-II pyridoxal-phosphate attachment site. TFSKAFSLAA
ChainResidueDetails
ATHR199-ALA208

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues2
DetailsModified residue: {"description":"N6-(pyridoxal phosphate)lysine","evidences":[{"source":"PubMed","id":"15007066","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"1H1C","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

Catalytic Information from CSA
site_idCSA1
Number of Residues3
DetailsAnnotated By Reference To The Literature 1ay4
ChainResidueDetails
ATYR106
AASP173
ALYS202

site_idCSA2
Number of Residues3
DetailsAnnotated By Reference To The Literature 1ay4
ChainResidueDetails
BTYR106
BASP173
BLYS202

site_idCSA3
Number of Residues2
DetailsAnnotated By Reference To The Literature 1ay4
ChainResidueDetails
APHE102
AASP173

site_idCSA4
Number of Residues2
DetailsAnnotated By Reference To The Literature 1ay4
ChainResidueDetails
BPHE102
BASP173

site_idCSA5
Number of Residues3
DetailsAnnotated By Reference To The Literature 1ay4
ChainResidueDetails
APRO57
BTYR106
BASP173

site_idCSA6
Number of Residues3
DetailsAnnotated By Reference To The Literature 1ay4
ChainResidueDetails
ATYR106
AASP173
BPRO57

238895

PDB entries from 2025-07-16

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