RCSB PDB - NH4 Ligand Summary Page

NH4

AMMONIUM ION

Created:1999-07-08
Last modified:  2024-09-27

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Chemical Details

Formal Charge1
Atom Count5
Chiral Atom Count0
Bond Count4
Aromatic Bond Count0
2D diagram of NH4

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Chemical Component Summary

NameAMMONIUM ION
Systematic Name (OpenEye OEToolkits)azanium
FormulaH4 N
Molecular Weight18.038
TypeNON-POLYMER

Chemical Descriptors

TypeProgramVersionDescriptor
SMILESACDLabs10.04[NH4+]
SMILESCACTVS3.341[NH4+]
SMILESOpenEye OEToolkits1.5.0[NH4+]
Canonical SMILESCACTVS3.341 [NH4+]
Canonical SMILESOpenEye OEToolkits1.5.0 [NH4+]
InChIInChI1.03 InChI=1S/H3N/h1H3/p+1
InChIKeyInChI1.03 QGZKDVFQNNGYKY-UHFFFAOYSA-O

Related Resource References

Resource NameReference
PubChem 16741146, 223
ChEBI CHEBI:29352, CHEBI:28938
CCDC/CSD AMFORM01, AGACET02, AGACET01, AGACET03, AFUQID, AMCLAN11, AGACET, AHAKAX, AHTPAL01, AHILAE, AHOXLH, AHCNPI, ADAJUL, ALAMEF, AHAKEB, ADENAY, AMBARB01, AHOXLH05, ACARBM02, AKEKUY, ACARBM01, AMCYME01, AJARAF, AHAJUQ, AMDFAC, AHTPAL03, ABULOZ, AGLYSL01, AHPHAL01, AMFORM, AMACAM, AHTPAL02, AHOXLH02, AHTPAL, AGLYSL, ACARBM, AMACAM01, AMACET, AIPMLM, AKAXIW, AHPHAL02