>tr|Q5YCX9|Q5YCX9_ECOLX Beta-lactamase OS=Escherichia coli GN=blaSHV-2 MRYIRLCIISLLATLPLAVHASPQPLEQIKLSESQLSGRVGMIEMDLASGRTLTAWRADE RFPMMSTFKVVLCGAVLARVDAGDEQLERKIHYRQQDLVDYSPVSEKHLADGMTVGELCA AAITMSDNSAANLLLATVGGPAGLTAFLRQIGDNVTRLDRWETELNEALPGDARDTTTPA SMAATLRKLLTSQRLSARSQRQLLQWMVDDRVAGPLIRSVLPAGWFIADKTGASERGARG IVALLGPNNKAERIVVIYLRDTPASMAERNQQIAGIGAALIEHWQR