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

4XKQ

Crystal structure of NikA from Staphylococcus aureus in complex with Ni(L-His)2 (co-crystallization with Ni(II) and CD medium supernatant)

Entity
Entity IDChain IDDescriptionTypeChain lengthFormula weightNumber of moleculesDB Name (Accession)Biological sourceDescriptive keywords
1A
(A)
Nickel ABC transporter substrate-binding proteinpolymer47353545.31UniProt (W6DY02)
Pfam (PF00496)
UniProt (by SIFTS) (Q2G2P5)
Staphylococcus aureus USA300-ISMMS1
2B
(A)
NICKEL (II) IONnon-polymer58.71Chemie (NI)
3C, D
(A)
HISTIDINEnon-polymer156.22Chemie (HIS)
4E, G, H, I, J...
(A)
GLYCEROLnon-polymer92.110Chemie (GOL)
5F
(A)
4-(2-HYDROXYETHYL)-1-PIPERAZINE ETHANESULFONIC ACIDnon-polymer238.31Chemie (EPE)
6P
(A)
waterwater18.0365Chemie (HOH)
Sequence viewer
Contents of the asymmetric unit
PolymersNumber of chains1
Total formula weight53545.3
Non-Polymers*Number of molecules14
Total formula weight1530.3
All*Total formula weight55075.5
*Water molecules are not included.

239803

PDB entries from 2025-08-06

PDB statisticsPDBj update infoContact PDBjnumon