Loading
PDBj
MenuPDBj@FacebookPDBj@X(formerly Twitter)PDBj@BlueSkyPDBj@YouTubewwPDB FoundationwwPDBDonate
RCSB PDBPDBeBMRBAdv. SearchSearch help

4NWI

Crystal structure of cytosolic 5'-nucleotidase IIIB (cN-IIIB) bound to cytidine

Functional Information from GO Data
ChainGOidnamespacecontents
A0000166molecular_functionnucleotide binding
A0000287molecular_functionmagnesium ion binding
A0005737cellular_componentcytoplasm
A0005829cellular_componentcytosol
A0008252molecular_functionnucleotidase activity
A0008253molecular_function5'-nucleotidase activity
A0009117biological_processnucleotide metabolic process
A0009158biological_processribonucleoside monophosphate catabolic process
A0016787molecular_functionhydrolase activity
A0046872molecular_functionmetal ion binding
A1901069biological_processguanosine-containing compound catabolic process
B0000166molecular_functionnucleotide binding
B0000287molecular_functionmagnesium ion binding
B0005737cellular_componentcytoplasm
B0005829cellular_componentcytosol
B0008252molecular_functionnucleotidase activity
B0008253molecular_function5'-nucleotidase activity
B0009117biological_processnucleotide metabolic process
B0009158biological_processribonucleoside monophosphate catabolic process
B0016787molecular_functionhydrolase activity
B0046872molecular_functionmetal ion binding
B1901069biological_processguanosine-containing compound catabolic process
Functional Information from PDB Data
site_idAC1
Number of Residues6
DetailsBINDING SITE FOR RESIDUE MG A 401
ChainResidue
AASP55
AASP57
AASP245
AHOH628
AHOH629
AHOH630

site_idAC2
Number of Residues11
DetailsBINDING SITE FOR RESIDUE CTN A 402
ChainResidue
AGLU103
ATRP120
ATRP121
ASER124
AALA172
AGLY173
ATHR216
AHOH557
AASP57
APHE75
AARG100

site_idAC3
Number of Residues3
DetailsBINDING SITE FOR RESIDUE CL A 403
ChainResidue
AASP55
AALA172
ALYS219

site_idAC4
Number of Residues6
DetailsBINDING SITE FOR RESIDUE MG B 401
ChainResidue
BASP55
BASP57
BASP245
BHOH636
BHOH637
BHOH638

site_idAC5
Number of Residues11
DetailsBINDING SITE FOR RESIDUE CTN B 402
ChainResidue
BASP57
BPHE75
BTYR96
BGLU103
BTRP120
BTRP121
BSER124
BGLY173
BTHR216
BHOH553
BHOH561

site_idAC6
Number of Residues5
DetailsBINDING SITE FOR RESIDUE CL B 403
ChainResidue
BASP55
BALA172
BLYS219
BHOH501
BHOH636

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues2
DetailsActive site: {"description":"Nucleophile","evidences":[{"source":"PubMed","id":"24603684","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues2
DetailsActive site: {"description":"Proton donor","evidences":[{"source":"PubMed","id":"24603684","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues10
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"24603684","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues2
DetailsBinding site: {"evidences":[{"source":"UniProtKB","id":"Q9H0P0","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

247536

PDB entries from 2026-01-14

PDB statisticsPDBj update infoContact PDBjnumon