1GS3

High resolution crystal structure of PI delta-5-3-Ketosteroid Isomerase mutants Y30F/Y55F/Y115F/D38N (Y32F/Y57F/Y119F/D40N, PI numbering)complexed with equilenin at 2.1 A resolution

Summary for 1GS3

• Entry DOI: 10.2210/pdb1gs3/pdb
• Related: 1C7H 1DMM 1DMN 1DMQ 1E3N 1E3R 1E3V 1E97 1EA2 1OPY 4TSU
• Descriptor: STEROID DELTA-ISOMERASE, EQUILENIN (3 entities in total)
• Functional Keywords: isomerase
• Biological source: PSEUDOMONAS PUTIDA
• Total number of polymer chains: 1
• Total formula weight: 14765.85

Authors

Shin, S.,Ha, N.-C.,Oh, B.-H. (deposition date: 2001-12-27, release date: 2003-01-23, Last modification date: 2023-12-13)

• Primary citation: Choi, G.,Shin, S.,Yun, S.-G.,Jang, D.S.,Nam, G.H.,Hong, B.-H.,Lee, H.-C.,Oh, B.-H.,Choi, K.Y.; Contribution of a Low-Barrier Hydrogen Bond to Catalysis by Delta-5-3-Ketosteroid Isomerase is not Extremely High Compared to that of an Ordinary Hydrogen Bond. Low-Barrier Hydrogen Bond of Pi Ksi; To be Published,

Experimental method

X-RAY DIFFRACTION (2.1 Å)