Table 1.

The results of the CANT-HYD Hidden Markov Model (HMM) analysis performed on metagenome-assembled genomes (MAGs)

	Bin 23 GTDB:g_Halioglobus MiGa (AAI):Halioglobus 60.77%	Bin 344 GTDB:f_JACDCH01 MiGa (AAI):Actinomarinicola 50.83%	Bin 272 GTDB:f_Ilumatobacteraceae MiGa (AAI):Nocardioides 43.19%	Bin 134 GTDB:g_SZUA35 MiGa (AAI):Micromonospora 43.60%	Bin 301 GTDB:g_SZUA35 MiGa (AAI):Actinomarinicola 49.87%	Bin 363 GTDB:g_CAISIP01 MiGa (AAI):Curvibacter 62.96%	Bin 161 GTDB:o_Pseudomonadales MiGa (AAI):Spongiibacter 52.79%	Bin 144 GTDB:g_Ga0077527 MiGa (AAI):Thauera 52.07%	Bin 370 GTDB:g_Phenylobacterium MiGa (AAI):Phenylobacterium 59.95%	Bin 377 GTDB:g_Comamonas MiGa (AAI):Acidovorax 83.65%
Aerobic alkane degradation
AlkB	2	0	0	0	0	0	2	4	0	0
AlmA_GroupI	11	10	8	6	7	4	3	2	8	2
AlmA_GroupIII	9	9	5	5	7	6	2	1	7	1
CYP153	21	20	8	11	15	5	2	0	11	2
LadA_alpha	10	9	4	9	8	1	2	1	2	4
LadA_beta	6	11	11	10	9	0	3	1	2	5
LadB	20	23	22	23	26	0	4	1	4	4
pBmoB	0	0	0	0	0	0	0	0	0	0
pBmoC	0	0	0	0	0	0	0	0	0	0
PrmA	0	0	0	1	0	0	0	0	0	0
PrmC	0	0	0	1	0	0	0	0	0	0
sBmoX	0	0	0	1	0	0	0	0	0	0
sBmoY	0	0	0	1	0	0	0	0	0	0
Aerobic aromatic degradation
DmpO	0	0	0	0	0	0	0	0	0	0
DszC	25	16	15	15	13	15	9	13	17	11
MAH_alpha	9	3	7	3	2	5	5	1	1	4
MAH_beta	0	0	0	0	0	2	1	0	0	1
NdoB	9	3	7	4	3	8	6	1	2	8
NdoC	0	0	0	0	0	2	1	0	0	1
non_NdoB_type	11	5	9	6	4	13	9	1	3	9
TmoA_BmoA	1	0	0	2	0	0	0	1	0	0
TmoB_BmoB	0	0	0	0	0	0	0	0	0	0
TmoE	0	0	0	1	0	0	0	0	0	0
TomA1	0	0	0	1	0	0	0	0	0	0
TomA3	1	0	1	2	0	0	0	2	0	0
TomA4	0	0	0	0	0	0	0	0	0	0
Anaerobic alkane degradation
AhyA	10	6	8	6	8	7	7	7	2	5
AssA	0	0	0	0	0	0	0	0	0	0
Anaerobic aromatic degradation
AbcA_1	1	0	0	0	0	0	1	5	1	0
AbcA_2	1	0	0	0	0	1	1	6	1	0
CmdA	9	5	7	5	6	6	6	6	1	4
EbdA	9	6	8	6	8	6	6	8	2	4
K27540	1	0	0	0	0	0	1	5	1	0

Among the analyzed MAGs, the top 10 MAGs with the most abundant key hydrocarbon degradation genes were identified and listed