1K4D

Potassium Channel KcsA-Fab complex in low concentration of K+

Summary for 1K4D

• Entry DOI: 10.2210/pdb1k4d/pdb
• Descriptor: antibody Fab fragment heavy chain, antibody Fab fragment light chain, potassium channel KcsA, ... (8 entities in total)
• Functional Keywords: k channel, protein-antibody fab complex, membrane protein
• Biological source: Streptomyces lividans; More
• Cellular location: Cell membrane; Multi-pass membrane protein: P0A334
• Total number of polymer chains: 3
• Total formula weight: 60929.02

Authors

Zhou, Y.,Morais-Cabral, J.H.,Kaufman, A.,MacKinnon, R. (deposition date: 2001-10-07, release date: 2001-11-14, Last modification date: 2021-10-27)

• Primary citation: Zhou, Y.,Morais-Cabral, J.H.,Kaufman, A.,MacKinnon, R.; Chemistry of ion coordination and hydration revealed by a K+ channel-Fab complex at 2.0 A resolution.; Nature, 414:43-48, 2001; PubMed: 11689936; DOI: 10.1038/35102009

Experimental method

X-RAY DIFFRACTION (2.3 Å)