Amino acid — FTIR absorption peaks and assignments
These are the characteristic FTIR wavenumbers where Amino acid tends to absorb, compiled from published literature and ranked by supporting evidence. Each assignment is traceable to a source (DOI) and cross-validated against our 130,000+ reference spectra and knowledge graph.
Backed by 8 cited sources
Characteristic FTIR peaks for Amino acid
Literature behind these assignments
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1515 cm⁻¹ confidence 0.9
“Explicit assignment: 'tyrosines at 1515 cm-1'”
Nault 等 - 2013 - Human insulin adsorption kinetics, conformational DOI: 10.1016/j.actbio.2012.09.025 -
1004 cm⁻¹ confidence 0.9
“Normalised using phenylalanine peak at 1004 cm-1.”
Ngarize 等 - 2005 - A comparative study of heat and high pressure indu DOI: 10.1016/j.foodhyd.2004.12.008 -
3400 cm⁻¹ confidence 0.9
“Peak at 3400 cm-1 corresponding to amino-acid group”
Senthivelan 等 - 2019 - Screening and production of a potential extracellu DOI: 10.1016/j.btre.2019.e00344 -
1003 cm⁻¹ confidence 0.9
“Intensity of phenylalanine band at 1003 cm-1.”
Wang 等 - 2021 - Effect of high intensity ultrasound on the structu DOI: 10.1016/j.ultsonch.2021.105808 -
3284 cm⁻¹ confidence 0.8
“Derived from these components.”
Luan 等 - 2020 - Spectral characteristics on increasing hydrophilic DOI: 10.1016/j.saa.2020.118350 -
1079 cm⁻¹ confidence 0.8
“Band at 1079 cm-1 attributed to oxidation of lateral chains and methionine.”
Boutiuc (Haulica) 等 - 2020 - The Comparative Study of the State of Conservation DOI: 10.3390/ma13214766 -
1651 cm⁻¹ confidence 0.8
“Highest peak in VIP scores associated with protein conformations and amino acids.”
Wang 等 - 2017 - UV-Vis and ATR-FTIR spectroscopic investigations o DOI: 10.1371/journal.pone.0182161 -
1706 cm⁻¹ confidence 0.8
“Assigned to C=O stretching vibration in NpSRII with histidine.”
Yaguchi 等 - 2022 - Near-Infrared Activation of Sensory Rhodopsin II M DOI: 10.3389/fmolb.2021.782688
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