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

1NPX

STRUCTURE OF NADH PEROXIDASE FROM STREPTOCOCCUS FAECALIS 10C1 REFINED AT 2.16 ANGSTROMS RESOLUTION

Functional Information from GO Data
ChainGOidnamespacecontents
A0004601molecular_functionperoxidase activity
A0016491molecular_functionoxidoreductase activity
A0016692molecular_functionNADH peroxidase activity
A0098869biological_processcellular oxidant detoxification
Functional Information from PDB Data
site_idAC1
Number of Residues31
DetailsBINDING SITE FOR RESIDUE FAD A 449
ChainResidue
ALEU6
AGLY7
ASER9
AHIS10
AGLY11
AGLU32
ALYS33
ASER41
AOCS42
AGLU78
AILE79
ASER110
APRO111
AGLY112
AALA113
AARG132
ATYR159
AILE160
AASN247
AGLY280
AASP281
AALA297
ALEU298
AALA299
APHE424
AGLN425
AHOH453
AHOH491
AHOH501
AHOH533
AHOH752

site_idAC2
Number of Residues26
Details
ChainResidue
ASER9
AALA113
AARG132
ATYR159
AASN247
AGLY280
AASP281
AALA297
ALEU298
AALA299
APHE424
AHIS10
AHOH453
AHOH491
AHOH501
AHOH533
AHOH536
AHOH688
AHOH752
AGLY11
AGLU32
ALYS33
AILE79
ASER110
APRO111
AGLY112

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues1
DetailsActive site: {"description":"Proton acceptor","evidences":[{"source":"PubMed","id":"8756456","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues1
DetailsActive site: {"description":"Redox-active","evidences":[{"source":"PubMed","id":"8756456","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues12
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"8425532","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"8756456","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues6
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"8425532","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI5
Number of Residues1
DetailsModified residue: {"description":"Cysteine sulfenic acid (-SOH)","evidences":[{"source":"PubMed","id":"8756456","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

Catalytic Information from CSA
site_idCSA1
Number of Residues2
DetailsAnnotated By Reference To The Literature 1get
ChainResidueDetails
AOCS42
AILE37

site_idCSA2
Number of Residues3
DetailsAnnotated By Reference To The Literature 1get
ChainResidueDetails
AHIS10
AARG303
ASER41

site_idMCSA1
Number of Residues4
DetailsM-CSA 895
ChainResidueDetails
AHIS10proton shuttle (general acid/base)
ASER41electrostatic stabiliser
AMET44covalent catalysis, proton shuttle (general acid/base)
AARG307proton shuttle (general acid/base)

247536

PDB entries from 2026-01-14

PDB statisticsPDBj update infoContact PDBjnumon