Table 1.
Sialic acid transporters within Nan cluster
| Species | type | locus | e-value |
| Clostridium botulinum C str. Eklund | SSS | CBC_A1223 | 4.00E-78 |
| Clostridium perfringens SM101 | SSS | CPR_0176 | 6.00E-63 |
| Dorea formicigenerans ATCC 27755 | SSS | DORFOR_00337 | 4.00E-60 |
| Dorea longicatena DSM 13814 | SSS | DORLON_02532 | 2.00E-59 |
| Escherichia coli K12 | NanT | b3224 | seed |
| Escherichia coli O157:H7 str. Sakai | NanT | ECs4097 | 0 |
| Fusobacterium nucleatum ATCC 25586 | TRAP | FN1473 | 2.00E-105 |
| Haemophilus influenzae Rd KW20 | TRAP | HI0147 | 8.00E-103 |
| Haemophilus somnus 129PT | TRAP | HS_0702 | 3.00E-104 |
| Lactobacillus plantarum WCFS1 | SSS | lp_3563 | 8.00E-96 |
| Lactobacillus sakei subsp. 23K | SSS | LSA1642 | 4.00E-96 |
| Mycoplasma capricolum ATCC 27343 | SSS | MCAP_0416 | 1.00E-75 |
| Mycoplasma mycoides SC str. PG1 | SSS | MSC_0558 | 1.00E-74 |
| Mycoplasma synoviae 53 | SSS | MS_0191 | 1.00E-45 |
| Pasteurella multocida subsp.Multocida Pm70 | TRAP | PM1708 | 2.00E-101 |
| Photobacterium profundum SS9 | TRAP | PBPRA2279 | 5.00E-169 |
| Pseudoalteromonas haloplanktis TAC125 | SSS | PSHAb0151/0160 | 1e-75/6e-75 |
| Salmonella enterica ser.Cholerasuis SC-B67 | NanT | SC3276 | 0 |
| Salmonella enterica ser.Paratyphi A str. ATCC 9150 | NanT | SPA3206 | 0 |
| Salmonella typhimurium LT2 | NanT | STM3338 | 0 |
| Shewanella pealeana ATCC 700345 | SSS | Spea_1518 | 3.00E-78 |
| Shigella boydii Sb227 | NanT | SBO_3165 | 0 |
| Shigella dysenteriae Sd197 | NanT | SDY_3399 | 0 |
| Shigella flexneri 2a str. 301 | NanT | SF3260 | 0 |
| Shigella sonnei Ss046 | NanT | SSO_3365 | 0 |
| Staphylococcus aureus subsp. Aureus N315 | Sym | SA0303 | 0 |
| Staphylococcus haemolyticus JCSC1435 | Sym | SH0283 | 0 |
| Staphylococcus saprophyticus ATCC 15305 | Sym | SSP0376 | seed |
| Streptococcus agalactiae 2603V/R | SAT 3 | SAG0035 | 4.00E-121 |
| Streptococcus gordonii str. Challis substr. CH1 | SAT 2 | SGO_0122 | 1.00E-130 |
| Streptococcus pneumoniae TIGR4 a | SAT 2/3 | SP_1688 SP_1682 | 3.00E-131 |
| Streptococcus pneumoniae TIGR4 b | Sym | SP_1328 | 8.00E-59 |
| Streptococcus pyogenes M1 GAS | SAT 3 | Spy_254 | seed |
| Streptococcus sanguinis SK36 | SAT 2 | SSA_0076 | seed |
| Vibrio cholerae N16961 | TRAP | VC1777 | seed |
| Vibrio fischeri ES114 | SSS | VF0668 | seed |
| Vibrio vulnificus YJ016 | TRAP | VVA1200 | 0 |
| Yersinia bercovieri ATCC 43970 | NanT | YberA_01002486 | 1.00E-91 |
| Yersinia enterocolitica subsp. enterocolitica 8081 | NanT | YE1193 | 0 |
| Yersinia frederiksenii ATCC 33641 | NanT | YfreA_01001471 | 0 |
| Yersinia mollaretii ATCC 43969 | NanT | YmolA_01003560 | 0 |
| Yersinia pestis KIM | NanT | y1465 | 1.00E-180 |
| Yersinia pseudotuberculosis IP 32953 | NanT | YPTB2736 | 0 |
NanT (b3224) Major facilitator superfamily sialic acid transporter
TRAP (VC1777) Tripartite ATP-independent periplasmic C4-dicarboxylate transport system
SAT (HD1670) ATP binding cassette transporter
SAT 2 (SSA_0076) ATP binding cassette transporter
SAT 3 (Spy_254) ATP binding cassette transporter N-acetylneuraminate transport system permease
SSS (VF0668) Sodium-glucose/galactose cotransporter/SSS family
Sym (SSP0376) Na+/proline symporter