TY - JOUR T1 - PPD v1.0--an integrated, web-accessible database of experimentally determined protein pKa values JO - Nucleic Acids Research PY - 2006/01/01 AU - Toseland CP ED - DO - DOI: 10.1093/nar/gkj035 PB - Oxford University Press (OUP) VL - 34 IS - 90001 SP - D199 EP - D203 Y2 - 2025/05/25 ER -