RPSBLAST alignment for GI: 254780276 and conserved domain: cd00954
>gnl|CDD|29947 cd00954, NAL, N-Acetylneuraminic acid aldolase, also called N-acetylneuraminate lyase (NAL), which catalyses the reversible aldol reaction of N-acetyl-D-mannosamine and pyruvate to give N-acetyl-D-neuraminic acid (D-sialic acid). It has a widespread application as biocatalyst for the synthesis of sialic acid and its derivatives. This enzyme has been shown to be quite specific for pyruvate as the donor, but flexible to a variety of D- and, to some extent, L-hexoses and pentoses as acceptor substrates. NAL is member of dihydrodipicolinate synthase family that comprises several pyruvate-dependent class I aldolases.. Length = 288
Score = 152 bits (386), Expect = 1e-37
Identities = 84/283 (29%), Positives = 134/283 (47%), Gaps = 4/283 (1%)
Query: 3 RGSIPALITPFTKGNLIDEDAFVEHIEWQI-TEGSGGLVPAGTTGESSTLSHEEHCRIIE 61
+G I AL+TPF + I+ED +++ I +G GL G+TGE LS EE +I E
Sbjct: 2 KGLIAALLTPFDENGEINEDVLRAIVDYLIEKQGVDGLYVNGSTGEGFLLSVEERKQIAE 61
Query: 62 LCVKTVASRVPVMAGIGSNNTRESVELAQYAHSIGADALLVVIPYYNKPNRRGLLAHFGE 121
+ + +V ++A +GS N +ES ELA++A +G DA+ + P+Y K + + ++ E
Sbjct: 62 IVAEAAKGKVTLIAHVGSLNLKESQELAKHAEELGYDAISAITPFYYKFSFEEIKDYYRE 121
Query: 122 I-ATTVSSPIYIYNNPSRTVIEMDVDTMAELAATYPNIVGVKDATGKIELVSEQRLSCGF 180
I A S P+ IY+ P+ T + + ++ EL PN++GVK + + R +
Sbjct: 122 IIAAAASLPMIIYHIPALTGVNLTLEQFLEL-FEIPNVIGVKFTATDLYDLERIRAASPE 180
Query: 181 DFIQLSGEDSSALGFNAHGGVGCISVTANVVPRICAEFQQAMIRGDYRQALLYQDKLMPL 240
D + L+G D L A G G I T NV + + +A GD A Q + +
Sbjct: 181 DKLVLNGFDEMLLSALALGADGAIGSTYNVNGKRYRKIFEAFNAGDIDTARELQHVINDV 240
Query: 241 HQALFMEPAVCCVKYALSRLGRNVSLAVRSPMVSTLEKDTMIA 283
L +K L +G + R P+ EK A
Sbjct: 241 ITVLIKNGLYPTLKAILRLMGLDAGP-CRLPLRKVTEKALAKA 282