Description

Fasman, G.D. (1976) Handbook of biochemistry: Section D physical chemical data. 3rd Edition, CRC Press, London and New York.

**Fasman, G.D. (1976) Handbook of Biochemistry: Section D Physical Chemical Data. 3rd Edition, CRC Press, London and New York.**

*Why a 1976 reference still matters to today’s biochemists, molecular biologists, and life‑science researchers.*

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When you browse the shelves of a university library or scroll through the “References” section of a cutting‑edge journal article, you’ll often encounter a familiar citation: *Fasman, G.D. (1976) Handbook of Biochemistry: Section D Physical Chemical Data*. Despite being more than four decades old, this CRC Press classic remains a cornerstone for anyone working with proteins, peptides, or any biomolecule where physical‑chemical properties dictate function. In this post we’ll explore what makes this handbook so indispensable, how researchers still leverage its data, and why you should consider adding it to your own scientific toolkit.

### A snapshot of the handbook’s scope

The third edition of Fasman’s *Handbook of Biochemistry* was published at a time when the field was transitioning from classic wet‑lab techniques to the early days of computational modeling. Section D, dedicated to **physical chemical data**, compiles a meticulously curated set of values for:

– **Amino‑acid side‑chain pKa’s, hydrophobicity indices, and extinction coefficients**
– **Thermodynamic parameters** such as ΔG°, ΔH°, and ΔS° for peptide bond formation and protein folding
– **Spectroscopic constants** (UV‑vis, fluorescence, circular dichroism) essential for structural analysis
– **Ionic strength, temperature, and solvent effects** on protein stability

All of these numbers are presented in clear tables, accompanied by concise explanatory notes that help you understand the context and limitations of each measurement.

### Why modern labs still reach for Fasman

1. **Trusted baseline data** – Before feeding experimental results into sophisticated software like Rosetta, PyMOL, or AlphaFold, scientists need reliable baseline constants. Fasman’s tables are often used to validate or calibrate newer datasets.

2. **Educational value** – Professors teaching undergraduate biochemistry frequently assign sections of the handbook for problem sets on protein stability, pH‑dependent folding, and spectroscopic analysis. Its straightforward format makes abstract concepts concrete.

3. **Cross‑disciplinary relevance** – From **pharmaceutical formulation** to **food science**, any field that manipulates proteins benefits from knowing precise physical‑chemical parameters. For example, formulation scientists use the hydrophobicity indices to design stable protein‑based drugs.

4. **Citation goldmine** – Because the handbook is widely recognized, citing Fasman adds credibility to grant proposals, manuscripts, and patents that discuss protein chemistry.

### How to integrate the data into today’s workflows

– **In silico modeling**: Export the pKa values of ionizable residues into your molecular dynamics (MD) simulation software. This improves the accuracy of protonation state assignments at physiological pH.
– **Spectroscopic assay design**: Use the extinction coefficients for tryptophan, tyrosine, and phenylalanine to calculate protein concentrations directly from UV‑vis absorbance—no need for a commercial kit.
– **Stability predictions**: Combine the ΔG° data with modern machine‑learning algorithms to predict how point mutations will affect folding free energy, an approach valuable in **protein engineering** and **enzyme redesign**.
– **Quality control**: When developing a new recombinant protein, compare your experimental thermodynamic measurements against the handbook’s reference values to spot anomalies early.

### The legacy of G.D. Fasman

Gerald D. Fasman was not just a data compiler; he was a pioneer who helped define the language of protein chemistry. His earlier work on the **Fasman plot** (a method to predict secondary structure from amino‑acid propensities) laid the groundwork for many modern bioinformatics tools. The *Handbook of Biochemistry* reflects his commitment to making complex data accessible, a philosophy that resonates with today’s open‑science movement.

### Where to find the third edition

– **Physical libraries** – Most major university science libraries keep a copy in their reference section.
– **Digital archives** – Some institutions have scanned versions available through inter‑library loan or platforms like HathiTrust.
– **Second‑hand sellers** – Websites such as AbeBooks, eBay, and Amazon often list used copies at reasonable prices.
– **CRC Press e‑book** – While the original 1976 edition isn’t fully digitized, CRC Press offers a modern companion volume that references Section D data.

### Bottom line: A timeless resource for biochemistry

If you’re working on **protein structure**, **enzyme kinetics**, **drug design**, or any project where the physical‑chemical behavior of biomolecules matters, Fasman’s *Handbook of Biochemistry* Section D remains a go‑to reference. Its blend of rigor, clarity, and practical relevance ensures that, even in the age of big data and AI‑driven predictions, the fundamentals it presents are still the bedrock of reliable science.

*Next time you draft a manuscript or set up a new experiment, flip to Fasman’s tables. You’ll discover why a 1976 citation still earns a spot on today’s reference list—and how that legacy can boost the credibility and accuracy of your own research.*