Table 4. The significant amino acid pairs that surround the metal binding cysteine and histidine on electron transporters.

Metal binding cysteine		Metal binding histidine
SAAP	p-value	SAAP	p-value
(−4C,1P)	2.70E-04	(−4C,−1C)	2.40E-06
(4C,5P)	2.70E-04	(−3C,2S)	6.00E-04
(−6C,4C)	6.90E-04	(−3V,4V)	6.00E-04
(−3C,3C)	1.80E-03	(−1C,1G)	7.20E-04
(−3C,4C)	1.80E-03	(1G,2S)	7.20E-04
(3C,6C)	1.80E-03	(−3A, −1C)	7.20E-04
(−6C, −3C)	1.80E-03	(−1C,4Y)	2.70E-03
(−6L,3C)	1.80E-03	(−1L,2F)	2.70E-03
(1I,6C)	4.50E-03	(1S,3D)	2.70E-03
(2G,6C)	4.50E-03	(−2A, −1C)	2.70E-03
(−2I,3C)	4.50E-03	(−2I,2F)	2.70E-03
(−4G,4C)	4.50E-03	(−2L,3M)	2.70E-03
(−5I, −3C)	4.50E-03	(−2P, −1C)	2.70E-03
(−6C, −4G)	4.50E-03	(−2V,1S)	2.70E-03
(−6C, −5I)	4.50E-03	(−3D, −2V)	2.70E-03
(−6C,5P)	4.50E-03	(−5F, −3C)	2.70E-03
(1I,3C)	8.60E-03	(−5V, −1C)	2.70E-03
(−3C, −2I)	8.60E-03	(−5V, −3A)	2.70E-03
(1P,3G)	1.10E-02	(−6E, −4C)	2.70E-03
(−5I,4C)	1.10E-02	(−2L, −1I)	2.80E-03
(−6G, −4Y)	1.10E-02	(−3L,5I)	2.80E-03
(−1G,3C)	1.90E-02	(−4C, −3A)	2.80E-03
(−3C,1H)	1.90E-02	(−5F,4G)	2.80E-03
(3C,4H)	1.90E-02	(−5F,5M)	2.80E-03
(−4G, −3C)	1.90E-02	(4G,5I)	7.60E-03