A1CNA

[(4Z)-2-[(1R,2R)-1-amino-2-hydroxypropyl]-4-{[(7-nitro-2,1,3-benzoselenadiazol-4-yl)amino]methylidene}-5-oxo-4,5-dihydro-1H-imidazol-1-yl]acetic acid

Created:	2025-08-12
Last modified:	2026-08-26

Find Related PDB Entry
1 entries where A1CNA is found in a polymer sequence

Find related ligands: Help
Similar Ligands (Stereospecific) Similar Ligands (including Stereoisomers) Similar Ligands (Quick Screen) Similar Ligands (Substructure Stereospecific) Similar Ligands (Substructure including Stereoisomers)

Chemical Details
Formal Charge	0
Atom Count	44
Chiral Atom Count	2
Bond Count	46
Aromatic Bond Count	10

2D diagram of A1CNA

Toggle Hydrogen Toggle Labels

Chemical Component Summary
Name	[(4Z)-2-[(1R,2R)-1-amino-2-hydroxypropyl]-4-{[(7-nitro-2,1,3-benzoselenadiazol-4-yl)amino]methylidene}-5-oxo-4,5-dihydro-1H-imidazol-1-yl]acetic acid
Systematic Name (OpenEye OEToolkits)	2-[(4~{Z})-2-[(1~{R},2~{R})-1-azanyl-2-oxidanyl-propyl]-4-[[(4-nitro-2,1,3-benzoselenadiazol-7-yl)amino]methylidene]-5-oxidanylidene-imidazol-1-yl]ethanoic acid
Formula	C₁₅ H₁₅ N₇ O₆ Se
Molecular Weight	468.283
Type	L-PEPTIDE LINKING

Chemical Descriptors
Type	Program	Version	Descriptor
SMILES	ACDLabs	14.52	CC(O)C(N)C1=N/C(=C\Nc2ccc(c3n[se]nc23)[N+]([O-])=O)C(=O)N1CC(=O)O
SMILES	CACTVS	3.385	C[CH](O)[CH](N)C1=NC(=CNc2ccc(c3n[se]nc23)[N+]([O-])=O)C(=O)N1CC(O)=O
SMILES	OpenEye OEToolkits	3.1.0.0	CC(C(C1=NC(=CNc2ccc(c3c2n[se]n3)[N+](=O)[O-])C(=O)N1CC(=O)O)N)O
Canonical SMILES	CACTVS	3.385	C[C@@H](O)[C@H](N)C1=NC(=C\Nc2ccc(c3n[se]nc23)[N+]([O-])=O)/C(=O)N1CC(O)=O
Canonical SMILES	OpenEye OEToolkits	3.1.0.0	C[C@H]([C@@H](C1=N/C(=C\Nc2ccc(c3c2n[se]n3)[N+](=O)[O-])/C(=O)N1CC(=O)O)N)O
InChI	InChI	1.06	InChI=1S/C15H15N7O6Se/c1-6(23)11(16)14-18-8(15(26)21(14)5-10(24)25)4-17-7-2-3-9(22(27)28)13-12(7)19-29-20-13/h2-4,6,11,17,23H,5,16H2,1H3,(H,24,25)/b8-4-/t6-,11+/m1/s1
InChIKey	InChI	1.06	VOPGBNUNUGOOMD-BMWNXNENSA-N

RCSB PDB is hosted by

RCSB PDB is a member of

RCSB Partners
Nucleic Acid Knowledgebase

CoreTrustSeal

RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM157729. RCSB PDB uses resources of the National Energy Research Scientific Computing Center (NERSC), a Department of Energy User Facility.