eF-site ID 2cha-C PDB Code 2cha Chain C click to enlarge Title THE STRUCTURE OF CRYSTALLINE ALPHA-CHYMOTRYPSIN, $V.THE ATOMIC STRUCTURE OF TOSYL-ALPHA-CHYMOTRYPSIN AT 2 ANGSTROMS RESOLUTION Classification HYDROLASE (SERINE PROTEINASE) Compound ALPHA-CHYMOTRYPSIN A Source ORGANISM_COMMON: cattle; ORGANISM_SCIENTIFIC: Bos taurus; Sequence C:  ANTPDRLQQASLPLLSNTNCKKYWGTKIKDAMICAGASGV SSCMGDSGGPLVCKKNGAWTLVGIVSWGSSTCSTSTPGVY ARVTALVNWVQQTLAAN Description Functional site 1) chain C residue 190 type sequence S description BINDING SITE FOR RESIDUE TSU C 51 source : AC1 2) chain C residue 191 type sequence C description BINDING SITE FOR RESIDUE TSU C 51 source : AC1 3) chain C residue 192 type sequence M description BINDING SITE FOR RESIDUE TSU C 51 source : AC1 4) chain C residue 193 type sequence G description BINDING SITE FOR RESIDUE TSU C 51 source : AC1 5) chain C residue 194 type sequence D description BINDING SITE FOR RESIDUE TSU C 51 source : AC1 6) chain C residue 195 type sequence S description BINDING SITE FOR RESIDUE TSU C 51 source : AC1 7) chain C residue 216 type sequence G description BINDING SITE FOR RESIDUE TSU C 51 source : AC1 8) chain C residue 193 type catalytic sequence G description 387 source MCSA : MCSA1 9) chain C residue 195 type catalytic sequence S description 387 source MCSA : MCSA1 10) chain C residue 196 type catalytic sequence G description 387 source MCSA : MCSA1 11) chain C residue 195 type ACT_SITE sequence S description Charge relay system source Swiss-Prot : SWS_FT_FI1 12) chain C residue 189-200 type prosite sequence SSCMGDSGGPLV description TRYPSIN_SER Serine proteases, trypsin family, serine active site. SScmGDSGGPLV source prosite : PS00135

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