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

4NYN

Crystal structure of RNase H1 from halophilic archaeon Halobacterium salinarum NRC-1

Functional Information from GO Data
ChainGOidnamespacecontents
A0003676molecular_functionnucleic acid binding
A0003677molecular_functionDNA binding
A0003723molecular_functionRNA binding
A0004518molecular_functionnuclease activity
A0004519molecular_functionendonuclease activity
A0004523molecular_functionRNA-DNA hybrid ribonuclease activity
A0004527molecular_functionexonuclease activity
A0005737cellular_componentcytoplasm
A0016787molecular_functionhydrolase activity
A0046872molecular_functionmetal ion binding
B0003676molecular_functionnucleic acid binding
B0003677molecular_functionDNA binding
B0003723molecular_functionRNA binding
B0004518molecular_functionnuclease activity
B0004519molecular_functionendonuclease activity
B0004523molecular_functionRNA-DNA hybrid ribonuclease activity
B0004527molecular_functionexonuclease activity
B0005737cellular_componentcytoplasm
B0016787molecular_functionhydrolase activity
B0046872molecular_functionmetal ion binding
Functional Information from PDB Data
site_idAC1
Number of Residues7
DetailsBINDING SITE FOR RESIDUE MN A 301
ChainResidue
AASP75
AGLU115
AASP139
AASP174
AMN302
AHOH530
AHOH540

site_idAC2
Number of Residues7
DetailsBINDING SITE FOR RESIDUE MN A 302
ChainResidue
AASP189
AMN301
AHOH528
AHOH530
AHOH540
AASP75
AASP173

site_idAC3
Number of Residues7
DetailsBINDING SITE FOR RESIDUE MN B 201
ChainResidue
AHOH421
BASP75
BGLU115
BASP139
BMN202
BHOH426
BHOH429

site_idAC4
Number of Residues7
DetailsBINDING SITE FOR RESIDUE MN B 202
ChainResidue
AASP198
AHOH421
BASP75
BASP189
BMN201
BHOH426
BHOH428

site_idAC5
Number of Residues6
DetailsBINDING SITE FOR RESIDUE MN B 203
ChainResidue
BGLY103
BHOH325
BHOH413
BHOH423
BHOH443
BHOH444

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues260
DetailsRegion: {"description":"As active as intact RNase H"}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues8
DetailsBinding site: {"evidences":[{"source":"PROSITE-ProRule","id":"PRU00408","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

238895

PDB entries from 2025-07-16

PDB statisticsPDBj update infoContact PDBjnumon