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1EQM

CRYSTAL STRUCTURE OF BINARY COMPLEX OF 6-HYDROXYMETHYL-7,8-DIHYDROPTERIN PYROPHOSPHOKINASE WITH ADENOSINE-5'-DIPHOSPHATE

Functional Information from GO Data
ChainGOidnamespacecontents
A0000166molecular_functionnucleotide binding
A0000287molecular_functionmagnesium ion binding
A0003848molecular_function2-amino-4-hydroxy-6-hydroxymethyldihydropteridine diphosphokinase activity
A0005524molecular_functionATP binding
A0009396biological_processfolic acid-containing compound biosynthetic process
A0016301molecular_functionkinase activity
A0016310biological_processphosphorylation
A0016740molecular_functiontransferase activity
A0046654biological_processtetrahydrofolate biosynthetic process
A0046656biological_processfolic acid biosynthetic process
Functional Information from PDB Data
site_idAC1
Number of Residues4
DetailsBINDING SITE FOR RESIDUE MG A 161
ChainResidue
AGLU77
ALEU96
AADP171
AHOH419

site_idAC2
Number of Residues5
DetailsBINDING SITE FOR RESIDUE PO4 A 181
ChainResidue
ATYR53
APHE123
AHOH400
AHOH401
AHOH402

site_idAC3
Number of Residues21
DetailsBINDING SITE FOR RESIDUE ADP A 171
ChainResidue
ALYS23
ALEU70
AGLN74
AGLU77
AARG92
AASP95
AASP97
AILE98
AARG110
ALEU111
ATHR112
AHIS148
AMG161
AHOH404
AHOH406
AHOH415
AHOH417
AHOH418
AHOH419
AHOH422
AHOH427

Functional Information from PROSITE/UniProt
site_idPS00794
Number of Residues12
DetailsHPPK 7,8-dihydro-6-hydroxymethylpterin-pyrophosphokinase signature. RwGPRtlDLDIM
ChainResidueDetails
AARG88-MET99

Catalytic Information from CSA
site_idMCSA1
Number of Residues4
DetailsM-CSA 151
ChainResidueDetails
AVAL83electrostatic stabiliser, hydrogen bond donor
ATHR93electrostatic stabiliser, hydrogen bond donor
ALEU96metal ligand
AILE98metal ligand

218853

PDB entries from 2024-04-24

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