eF-site ID 1a2p-ABC PDB Code 1a2p Chain A, B, C click to enlarge Title BARNASE WILDTYPE STRUCTURE AT 1.5 ANGSTROMS RESOLUTION Classification RIBONUCLEASE Compound BARNASE Source null (RNBR_BACAM) Sequence A:  VINTFDGVADYLQTYHKLPDNYITKSEAQALGWVASKGNL ADVAPGKSIGGDIFSNREGKLPGKSGRTWREADINYTSGF RNSDRILYSSDWLIYKTTDHYQTFTKIR B:  VINTFDGVADYLQTYHKLPDNYITKSEAQALGWVASKGNL ADVAPGKSIGGDIFSNREGKLPGKSGRTWREADINYTSGF RNSDRILYSSDWLIYKTTDHYQTFTKIR C:  VINTFDGVADYLQTYHKLPDNYITKSEAQALGWVASKGNL ADVAPGKSIGGDIFSNREGKLPGKSGRTWREADINYTSGF RNSDRILYSSDWLIYKTTDHYQTFTKIR Description Functional site 1) chain A residue 18 type sequence H description BINDING SITE FOR RESIDUE ZN A 112 source : AC1 2) chain A residue 60 type sequence E description BINDING SITE FOR RESIDUE ZN A 112 source : AC1 3) chain A residue 62 type sequence K description BINDING SITE FOR RESIDUE ZN A 112 source : AC1 4) chain B residue 18 type sequence H description BINDING SITE FOR RESIDUE ZN B 112 source : AC2 5) chain B residue 60 type sequence E description BINDING SITE FOR RESIDUE ZN B 112 source : AC2 6) chain B residue 62 type sequence K description BINDING SITE FOR RESIDUE ZN B 112 source : AC2 7) chain C residue 18 type sequence H description BINDING SITE FOR RESIDUE ZN C 112 source : AC3 8) chain C residue 60 type sequence E description BINDING SITE FOR RESIDUE ZN C 112 source : AC3 9) chain C residue 62 type sequence K description BINDING SITE FOR RESIDUE ZN C 112 source : AC3 10) chain B residue 102 type ACT_SITE sequence H description Proton donor source Swiss-Prot : SWS_FT_FI2 11) chain C residue 102 type ACT_SITE sequence H description Proton donor source Swiss-Prot : SWS_FT_FI2 12) chain A residue 102 type ACT_SITE sequence H description Proton donor source Swiss-Prot : SWS_FT_FI2 13) chain B residue 73 type ACT_SITE sequence E description Proton acceptor source Swiss-Prot : SWS_FT_FI1 14) chain C residue 73 type ACT_SITE sequence E description Proton acceptor source Swiss-Prot : SWS_FT_FI1 15) chain A residue 73 type ACT_SITE sequence E description Proton acceptor source Swiss-Prot : SWS_FT_FI1

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