Table 1 Genic features of the citrus-specific genes (CSGs), orphan genes and evolutionary conserved genes (ECs)
Feature | CSGs | Orphan genes | ECs | |||
|---|---|---|---|---|---|---|
Mean (SE) | Median | Mean (SE) | Median | Mean (SE) | Median | |
Exons/gene | 1.66 (0.92) | 1.00 | 1.56 (0.87) | 1.00 | 4.29 (2.88) | 3.00 |
Exon length | 381.17 (442.80) | 250.50 | 320.14 (358.48) | 221.00 | 322.91 (441.43) | 162.00 |
Intron length | 448.89 (452.45) | 269.00 | 343.93 (594.69 | 153.00 | 362.67 (588.82) | 171.00 |
Gene length | 931.30 (836.43) | 626.00 | 705.86 (781.48) | 447.00 | 3147.41 (2844.08) | 2482.00 |
Protein length | 91.83 (51.65) | 84.00 | 98.58 (70.61) | 85.00 | 408.90 (315.22) | 336.00 |
Exon GC (%) | 43.53 (7.79) | 42.86 | 43.47 (7.54) | 42.57 | 42.28 (4.92) | 42.04 |
Intron GC (%) | 31.29 (6.88) | 30.85 | 30.99 (7.47) | 30.65 | 31.68 (4.92) | 32.08 |
Gene GC (%) | 42.27 (7.94) | 41.28 | 43.00 (8.02) | 42.11 | 38.44 (4.36) | 37.73 |
CDS/ORF GC(%) | 47.25 (7.44) | 47.28 | 46.13 (7.29) | 45.24 | 44.01 (3.88) | 43.50 |
 1st position GC (%) | 47.42 (9.85) | 47.04 | 45.80 (9.40) | 45.52 | 44.65 (5.18) | 43.91 |
 2nd position GC (%) | 47.99 (9.74) | 47.59 | 46.44 (9.22) | 46.21 | 44.82 (5.22) | 44.06 |
 3rd position GC (%) | 48.62 (10.18) | 47.74 | 47.38 (9.44) | 46.73 | 45.01 (5.26) | 44.20 |