1.7.7.1 additional information - the native enzyme with a MW of 85000 can be split into a modified form of a MW of 61000 that retains activity with the non-physiological electron-donor, methyl viologen but loses most of the ferredoxin-linked activity and an 24000 MW coupling protein fragment in which the ferredoxin-binding domain is located 394408, 394411 1.7.7.1 25000 - 1 * 63000 + 1 * 25000, SDS-PAGE 394394 1.7.7.1 35000 - 1 * 64000 + 1 * 35000, SDS-PAGE 394409 1.7.7.1 52000 - gel filtration 394402 1.7.7.1 54000 - gel filtration 394388 1.7.7.1 58000 - 1 * 58000 + 1 * 66000, SDS-PAGE 394430 1.7.7.1 59000 - SDS-PAGE 394392, 394393 1.7.7.1 59650 - mass spectroscopy 394419 1.7.7.1 60000 - gel filtration 394412 1.7.7.1 60000 - SDS-PAGE 394389 1.7.7.1 60000 63000 - 394399, 394406, 394412 1.7.7.1 60000 63000 gel filtration, sedimentation equilibrium 208103 1.7.7.1 61000 - - 394398 1.7.7.1 61000 - gel filtration 394389 1.7.7.1 61000 - SDS-PAGE 394417 1.7.7.1 62000 - isoform NiR2, SDS-PAGE 394427 1.7.7.1 62000 - SDS-PAGE 394423 1.7.7.1 62690 - amino acid composition 394412 1.7.7.1 63000 - - 208103, 394407 1.7.7.1 63000 - 1 * 63000 + 1 * 25000, SDS-PAGE 394394 1.7.7.1 63000 - 1 * 63000, SDS-PAGE 660264 1.7.7.1 63000 - gel filtration, SDS-PAGE 394413 1.7.7.1 63000 - gel filtration, SDS-PAGE, sedimentation equilibrium 394399 1.7.7.1 63000 - isoform NiR1, SDS-PAGE 394427 1.7.7.1 63000 - SDS-PAGE 394428, 394429 1.7.7.1 63000 - x * 63000, SDS-PAGE 726101 1.7.7.1 63700 - x * 63700, calculated 726450 1.7.7.1 64000 - 1 * 64000 + 1 * 35000, SDS-PAGE 394409 1.7.7.1 64830 - calculated from amino acid composition 394428 1.7.7.1 66000 - 1 * 58000 + 1 * 66000, SDS-PAGE 394430 1.7.7.1 66000 - 1 * 66000 727542 1.7.7.1 68000 - gel filtration, SDS-PAGE 394401 1.7.7.1 69000 - native PAGE 394387 1.7.7.1 74000 - gel filtration 727542 1.7.7.1 86000 - gel filtration 394394, 394410 1.7.7.1 100000 - gel filtration 394409 1.7.7.1 126000 - gel filtration, native enzyme 394430