PDB Short entry for 1HJ8 HEADER HYDROLASE 09-JAN-01 1HJ8 TITLE 1.00 AA TRYPSIN FROM ATLANTIC SALMON COMPND MOL_ID: 1; COMPND 2 MOLECULE: TRYPSIN I; COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: RESIDUES 21-242; COMPND 5 EC: 3.4.21.4 SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: SALMO SALAR; SOURCE 3 ORGANISM_COMMON: ATLANTIC SALMON; SOURCE 4 ORGANISM_TAXID: 8030 KEYWDS HYDROLASE, RADIATION DAMAGE, DISULPHIDE BOND BREAKAGE, SALMON, KEYWDS 2 TRYPSIN, ATOMIC RESOLUTION EXPDTA X-RAY DIFFRACTION AUTHOR H.-K.S.LEIROS,S.M.MCSWEENEY,A.O.SMALAS REVDAT 5 13-DEC-23 1HJ8 1 REMARK REVDAT 4 04-AUG-21 1HJ8 1 COMPND REMARK HET FORMUL REVDAT 4 2 1 LINK SITE ATOM REVDAT 3 07-DEC-11 1HJ8 1 REMARK VERSN REVDAT 2 24-FEB-09 1HJ8 1 VERSN REVDAT 1 04-JAN-02 1HJ8 0 JRNL AUTH H.-K.S.LEIROS,S.M.MCSWEENEY,A.O.SMALAS JRNL TITL ATOMIC RESOLUTION STRUCTURE OF TRYPSIN PROVIDE INSIGHT INTO JRNL TITL 2 STRUCTURAL RADIATION DAMAGE JRNL REF ACTA CRYSTALLOGR.,SECT.D V. 57 488 2001 JRNL REFN ISSN 0907-4449 JRNL PMID 11264577 JRNL DOI 10.1107/S0907444901000646 REMARK 2 REMARK 2 RESOLUTION. 1.00 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : SHELXL-97 REMARK 3 AUTHORS : G.M.SHELDRICK REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.00 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 8.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 76.5 REMARK 3 CROSS-VALIDATION METHOD : NULL REMARK 3 FREE R VALUE TEST SET SELECTION : NULL REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT (NO CUTOFF). REMARK 3 R VALUE (WORKING + TEST SET, NO CUTOFF) : 0.119 REMARK 3 R VALUE (WORKING SET, NO CUTOFF) : 0.118 REMARK 3 FREE R VALUE (NO CUTOFF) : 0.149 REMARK 3 FREE R VALUE TEST SET SIZE (%, NO CUTOFF) : 5.000 REMARK 3 FREE R VALUE TEST SET COUNT (NO CUTOFF) : NULL REMARK 3 TOTAL NUMBER OF REFLECTIONS (NO CUTOFF) : 76564 REMARK 3 REMARK 3 FIT/AGREEMENT OF MODEL FOR DATA WITH F>4SIG(F). REMARK 3 R VALUE (WORKING + TEST SET, F>4SIG(F)) : 0.112 REMARK 3 R VALUE (WORKING SET, F>4SIG(F)) : NULL REMARK 3 FREE R VALUE (F>4SIG(F)) : NULL REMARK 3 FREE R VALUE TEST SET SIZE (%, F>4SIG(F)) : NULL REMARK 3 FREE R VALUE TEST SET COUNT (F>4SIG(F)) : NULL REMARK 3 TOTAL NUMBER OF REFLECTIONS (F>4SIG(F)) : 65003 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1664 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 24 REMARK 3 SOLVENT ATOMS : 228 REMARK 3 REMARK 3 MODEL REFINEMENT. REMARK 3 OCCUPANCY SUM OF NON-HYDROGEN ATOMS : 1852.8 REMARK 3 OCCUPANCY SUM OF HYDROGEN ATOMS : 1503.5 REMARK 3 NUMBER OF DISCRETELY DISORDERED RESIDUES : 39 REMARK 3 NUMBER OF LEAST-SQUARES PARAMETERS : 18565 REMARK 3 NUMBER OF RESTRAINTS : 24964 REMARK 3 REMARK 3 RMS DEVIATIONS FROM RESTRAINT TARGET VALUES. REMARK 3 BOND LENGTHS (A) : 0.016 REMARK 3 ANGLE DISTANCES (A) : 0.034 REMARK 3 SIMILAR DISTANCES (NO TARGET VALUES) (A) : NULL REMARK 3 DISTANCES FROM RESTRAINT PLANES (A) : NULL REMARK 3 ZERO CHIRAL VOLUMES (A**3) : NULL REMARK 3 NON-ZERO CHIRAL VOLUMES (A**3) : NULL REMARK 3 ANTI-BUMPING DISTANCE RESTRAINTS (A) : NULL REMARK 3 RIGID-BOND ADP COMPONENTS (A**2) : NULL REMARK 3 SIMILAR ADP COMPONENTS (A**2) : NULL REMARK 3 APPROXIMATELY ISOTROPIC ADPS (A**2) : NULL REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED: MOEWS & KRETSINGER, J.MOL.BIOL.91(1973)201-2 REMARK 3 REMARK 3 STEREOCHEMISTRY TARGET VALUES : ENGH AND HUBER REMARK 3 SPECIAL CASE: NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1HJ8 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 09-JAN-01. REMARK 100 THE DEPOSITION ID IS D_1290005710. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : NULL REMARK 200 TEMPERATURE (KELVIN) : 100.0 REMARK 200 PH : 5.80 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : ESRF REMARK 200 BEAMLINE : ID14-4 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.934 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC CCD REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALA REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 76713 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.000 REMARK 200 RESOLUTION RANGE LOW (A) : 15.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 76.5 REMARK 200 DATA REDUNDANCY : NULL REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : NULL REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : 8.2000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.00 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.05 REMARK 200 COMPLETENESS FOR SHELL (%) : 53.4 REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : 0.23000 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 <I/SIGMA(I)> FOR SHELL : 3.200 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: AMORE REMARK 200 STARTING MODEL: 1BIT REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 36.91 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 1.95 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PH 5.80 REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 2 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,-Y,Z REMARK 290 3555 -X+1/2,Y+1/2,-Z REMARK 290 4555 X+1/2,-Y+1/2,-Z REMARK 290 REMARK 290 WHERE NNN -> OPERATOR NUMBER REMARK 290 MMM -> TRANSLATION VECTOR REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY TRANSFORMATIONS REMARK 290 THE FOLLOWING TRANSFORMATIONS OPERATE ON THE ATOM/HETATM REMARK 290 RECORDS IN THIS ENTRY TO PRODUCE CRYSTALLOGRAPHICALLY REMARK 290 RELATED MOLECULES. REMARK 290 SMTRY1 1 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 1 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 1 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 2 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 36.31500 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 41.38500 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 36.31500 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 41.38500 REMARK 290 SMTRY3 4 0.000000 0.000000 -1.000000 0.00000 REMARK 290 REMARK 290 REMARK: NULL REMARK 300 REMARK 300 BIOMOLECULE: 1 REMARK 300 SEE REMARK 350 FOR THE AUTHOR PROVIDED AND/OR PROGRAM REMARK 300 GENERATED ASSEMBLY INFORMATION FOR THE STRUCTURE IN REMARK 300 THIS ENTRY. THE REMARK MAY ALSO PROVIDE INFORMATION ON REMARK 300 BURIED SURFACE AREA. REMARK 350 REMARK 350 COORDINATES FOR A COMPLETE MULTIMER REPRESENTING THE KNOWN REMARK 350 BIOLOGICALLY SIGNIFICANT OLIGOMERIZATION STATE OF THE REMARK 350 MOLECULE CAN BE GENERATED BY APPLYING BIOMT TRANSFORMATIONS REMARK 350 GIVEN BELOW. BOTH NON-CRYSTALLOGRAPHIC AND REMARK 350 CRYSTALLOGRAPHIC OPERATIONS ARE GIVEN. REMARK 350 REMARK 350 BIOMOLECULE: 1 REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: MONOMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC REMARK 350 SOFTWARE USED: PQS REMARK 350 APPLY THE FOLLOWING TO CHAINS: A REMARK 350 BIOMT1 1 1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT2 1 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT3 1 0.000000 0.000000 1.000000 0.00000 REMARK 475 REMARK 475 ZERO OCCUPANCY RESIDUES REMARK 475 THE FOLLOWING RESIDUES WERE MODELED WITH ZERO OCCUPANCY. REMARK 475 THE LOCATION AND PROPERTIES OF THESE RESIDUES MAY NOT REMARK 475 BE RELIABLE. (M=MODEL NUMBER; RES=RESIDUE NAME; REMARK 475 C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE) REMARK 475 M RES C SSEQI REMARK 475 TYR A 245 REMARK 480 REMARK 480 ZERO OCCUPANCY ATOM REMARK 480 THE FOLLOWING RESIDUES HAVE ATOMS MODELED WITH ZERO REMARK 480 OCCUPANCY. THE LOCATION AND PROPERTIES OF THESE ATOMS REMARK 480 MAY NOT BE RELIABLE. (M=MODEL NUMBER; RES=RESIDUE NAME; REMARK 480 C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE): REMARK 480 M RES C SSEQI ATOMS REMARK 480 LYS A 23 CG CD CE NZ REMARK 480 GLU A 49 CD REMARK 480 ARG A 62 CD CZ REMARK 480 LYS A 74 CE REMARK 480 ARG A 87 NE NH2 REMARK 480 LYS A 110 CD NZ REMARK 480 ASN A 143 OD1 REMARK 480 GLU A 186 OE1 OE2 REMARK 480 GLN A 192 CD OE1 NE2 REMARK 480 SER A 244 CA C O CB REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CLOSE CONTACTS IN SAME ASYMMETRIC UNIT REMARK 500 REMARK 500 THE FOLLOWING ATOMS ARE IN CLOSE CONTACT. REMARK 500 REMARK 500 ATM1 RES C SSEQI ATM2 RES C SSEQI DISTANCE REMARK 500 C GLN A 192 H GLY A 193 0.68 REMARK 500 C SER A 26 H GLN A 27 0.72 REMARK 500 O SER A 26 H GLN A 27 1.24 REMARK 500 O GLN A 192 H GLY A 193 1.40 REMARK 500 NH2 ARG A 87 HZ3 LYS A 107 1.43 REMARK 500 NH2 ARG A 87 NZ LYS A 107 2.15 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: COVALENT BOND LENGTHS REMARK 500 REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT: (10X,I3,1X,2(A3,1X,A1,I4,A1,1X,A4,3X),1X,F6.3) REMARK 500 REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999 REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996 REMARK 500 REMARK 500 M RES CSSEQI ATM1 RES CSSEQI ATM2 DEVIATION REMARK 500 ASN A 143 CG ASN A 143 OD1 2.008 REMARK 500 ASN A 143 CG ASN A 143 OD1 1.537 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: COVALENT BOND ANGLES REMARK 500 REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT: (10X,I3,1X,A3,1X,A1,I4,A1,3(1X,A4,2X),12X,F5.1) REMARK 500 REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999 REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996 REMARK 500 REMARK 500 M RES CSSEQI ATM1 ATM2 ATM3 REMARK 500 SER A 26 CA - C - O ANGL. DEV. = 14.8 DEGREES REMARK 500 SER A 26 O - C - N ANGL. DEV. = -10.9 DEGREES REMARK 500 GLN A 27 C - N - CA ANGL. DEV. = 25.2 DEGREES REMARK 500 GLN A 27 C - N - CA ANGL. DEV. = 17.6 DEGREES REMARK 500 ARG A 62 NH1 - CZ - NH2 ANGL. DEV. = 10.1 DEGREES REMARK 500 ARG A 62 NE - CZ - NH1 ANGL. DEV. = -6.4 DEGREES REMARK 500 ARG A 62 NE - CZ - NH2 ANGL. DEV. = -3.7 DEGREES REMARK 500 ARG A 66 NE - CZ - NH2 ANGL. DEV. = -3.6 DEGREES REMARK 500 PHE A 82 CB - CG - CD1 ANGL. DEV. = 4.2 DEGREES REMARK 500 ARG A 87 CD - NE - CZ ANGL. DEV. = 9.8 DEGREES REMARK 500 ARG A 87 NE - CZ - NH1 ANGL. DEV. = 6.2 DEGREES REMARK 500 ARG A 87 NE - CZ - NH2 ANGL. DEV. = -3.2 DEGREES REMARK 500 TYR A 97 CB - CG - CD1 ANGL. DEV. = 5.6 DEGREES REMARK 500 MET A 104 CA - CB - CG ANGL. DEV. = 11.8 DEGREES REMARK 500 ASN A 143 OD1 - CG - ND2 ANGL. DEV. = -14.5 DEGREES REMARK 500 ASN A 143 OD1 - CG - ND2 ANGL. DEV. = -58.8 DEGREES REMARK 500 ASN A 143 CB - CG - OD1 ANGL. DEV. = -77.2 DEGREES REMARK 500 ASN A 143 CB - CG - OD1 ANGL. DEV. = -63.7 DEGREES REMARK 500 CYS A 191 O - C - N ANGL. DEV. = -9.9 DEGREES REMARK 500 GLY A 193 C - N - CA ANGL. DEV. = 13.1 DEGREES REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: TORSION ANGLES REMARK 500 REMARK 500 TORSION ANGLES OUTSIDE THE EXPECTED RAMACHANDRAN REGIONS: REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT:(10X,I3,1X,A3,1X,A1,I4,A1,4X,F7.2,3X,F7.2) REMARK 500 REMARK 500 EXPECTED VALUES: GJ KLEYWEGT AND TA JONES (1996). PHI/PSI- REMARK 500 CHOLOGY: RAMACHANDRAN REVISITED. STRUCTURE 4, 1395 - 1400 REMARK 500 REMARK 500 M RES CSSEQI PSI PHI REMARK 500 TYR A 25 -13.74 74.93 REMARK 500 CYS A 42 176.39 178.08 REMARK 500 ASN A 115 -160.50 -160.35 REMARK 500 SER A 214 -66.66 -122.44 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: NON-CIS, NON-TRANS REMARK 500 REMARK 500 THE FOLLOWING PEPTIDE BONDS DEVIATE SIGNIFICANTLY FROM BOTH REMARK 500 CIS AND TRANS CONFORMATION. CIS BONDS, IF ANY, ARE LISTED REMARK 500 ON CISPEP RECORDS. TRANS IS DEFINED AS 180 +/- 30 AND REMARK 500 CIS IS DEFINED AS 0 +/- 30 DEGREES. REMARK 500 MODEL OMEGA REMARK 500 TYR A 25 SER A 26 -149.91 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: PLANAR GROUPS REMARK 500 REMARK 500 PLANAR GROUPS IN THE FOLLOWING RESIDUES HAVE A TOTAL REMARK 500 RMS DISTANCE OF ALL ATOMS FROM THE BEST-FIT PLANE REMARK 500 BY MORE THAN AN EXPECTED VALUE OF 6*RMSD, WITH AN REMARK 500 RMSD 0.02 ANGSTROMS, OR AT LEAST ONE ATOM HAS REMARK 500 AN RMSD GREATER THAN THIS VALUE REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 M RES CSSEQI RMS TYPE REMARK 500 ASN A 143 0.27 SIDE CHAIN REMARK 500 REMARK 500 REMARK: NULL REMARK 620 REMARK 620 METAL COORDINATION REMARK 620 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 620 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE): REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 CA A1001 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 GLU A 70 OE1 REMARK 620 2 ASN A 72 O 89.0 REMARK 620 3 VAL A 75 O 145.4 85.5 REMARK 620 4 GLU A 77 OE1 101.3 90.5 112.9 REMARK 620 5 GLU A 80 OE2 103.4 167.6 84.7 86.4 REMARK 620 6 HOH A2068 O 69.0 95.7 77.6 168.3 89.5 REMARK 620 N 1 2 3 4 5 REMARK 700 REMARK 700 SHEET REMARK 700 DETERMINATION METHOD: DSSP REMARK 700 THE SHEETS PRESENTED AS "B" IN EACH CHAIN ON SHEET RECORDS REMARK 700 BELOW IS ACTUALLY AN 6-STRANDED BARREL THIS IS REPRESENTED BY REMARK 700 A 7-STRANDED SHEET IN WHICH THE FIRST AND LAST STRANDS REMARK 700 ARE IDENTICAL. REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 A 249 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CA A 1001 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE BEN A 247 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE BEN A 248 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1BIT RELATED DB: PDB REMARK 900 TRYPSIN (ANIONIC) COMPLEXED WITH THE INHIBITOR BENZAMIDINE REMARK 900 RELATED ID: 1BZX RELATED DB: PDB REMARK 900 THE CRYSTAL STRUCTURE OF ANIONIC SALMON TRYPSIN IN COMPLEX WITH REMARK 900 BOVINE PANCREATIC TRYPSIN INHIBITOR REMARK 900 RELATED ID: 2STA RELATED DB: PDB REMARK 900 ANIONIC SALMON TRYPSIN IN COMPLEX WITH SQUASH SEED INHIBITOR REMARK 900 (CUCURBITA MAXIMA TRYPSIN INHIBITOR I) REMARK 900 RELATED ID: 2STB RELATED DB: PDB REMARK 900 ANIONIC SALMON TRYPSIN IN COMPLEX WITH SQUASH SEED INHIBITOR REMARK 900 (CUCURBITA PEPO TRYPSIN INHIBITOR II) DBREF 1HJ8 A 16 245 UNP P35031 TRY1_SALSA 21 242 SEQRES 1 A 222 ILE VAL GLY GLY TYR GLU CYS LYS ALA TYR SER GLN PRO SEQRES 2 A 222 HIS GLN VAL SER LEU ASN SER GLY TYR HIS PHE CYS GLY SEQRES 3 A 222 GLY SER LEU VAL ASN GLU ASN TRP VAL VAL SER ALA ALA SEQRES 4 A 222 HIS CYS TYR LYS SER ARG VAL GLU VAL ARG LEU GLY GLU SEQRES 5 A 222 HIS ASN ILE LYS VAL THR GLU GLY SER GLU GLN PHE ILE SEQRES 6 A 222 SER SER SER ARG VAL ILE ARG HIS PRO ASN TYR SER SER SEQRES 7 A 222 TYR ASN ILE ASP ASN ASP ILE MET LEU ILE LYS LEU SER SEQRES 8 A 222 LYS PRO ALA THR LEU ASN THR TYR VAL GLN PRO VAL ALA SEQRES 9 A 222 LEU PRO THR SER CYS ALA PRO ALA GLY THR MET CYS THR SEQRES 10 A 222 VAL SER GLY TRP GLY ASN THR MET SER SER THR ALA ASP SEQRES 11 A 222 SER ASN LYS LEU GLN CYS LEU ASN ILE PRO ILE LEU SER SEQRES 12 A 222 TYR SER ASP CYS ASN ASN SER TYR PRO GLY MET ILE THR SEQRES 13 A 222 ASN ALA MET PHE CYS ALA GLY TYR LEU GLU GLY GLY LYS SEQRES 14 A 222 ASP SER CYS GLN GLY ASP SER GLY GLY PRO VAL VAL CYS SEQRES 15 A 222 ASN GLY GLU LEU GLN GLY VAL VAL SER TRP GLY TYR GLY SEQRES 16 A 222 CYS ALA GLU PRO GLY ASN PRO GLY VAL TYR ALA LYS VAL SEQRES 17 A 222 CYS ILE PHE ASN ASP TRP LEU THR SER THR MET ALA SER SEQRES 18 A 222 TYR HET BEN A 247 16 HET BEN A 248 16 HET SO4 A 249 5 HET CA A1001 1 HETNAM BEN BENZAMIDINE HETNAM SO4 SULFATE ION HETNAM CA CALCIUM ION FORMUL 2 BEN 2(C7 H8 N2) FORMUL 4 SO4 O4 S 2- FORMUL 5 CA CA 2+ FORMUL 6 HOH *228(H2 O) HELIX 1 2 SER A 164 TYR A 172 1 9 HELIX 2 3 PHE A 234 SER A 244 1 11 SHEET 1 AA 6 GLN A 156 PRO A 161 0 SHEET 2 AA 6 MET A 135 GLY A 140 -1 O CYS A 136 N ILE A 160 SHEET 3 AA 6 PRO A 198 CYS A 201 0 SHEET 4 AA 6 GLU A 204 TRP A 215 -1 N GLN A 210 O VAL A 199 SHEET 5 AA 6 GLY A 226 LYS A 230 0 SHEET 6 AA 6 MET A 180 ALA A 183 0 SHEET 1 AB 6 GLN A 30 ASN A 34 0 SHEET 2 AB 6 HIS A 40 ASN A 48 -1 N PHE A 41 O LEU A 33 SHEET 3 AB 6 TRP A 51 SER A 54 -1 O TRP A 51 N VAL A 47 SHEET 4 AB 6 MET A 104 LEU A 108 -1 O MET A 104 N SER A 54 SHEET 5 AB 6 GLN A 81 ARG A 90 -1 N SER A 86 O LYS A 107 SHEET 6 AB 6 GLU A 64 LEU A 67 -1 O VAL A 65 N ILE A 83 SSBOND 1 CYS A 22 CYS A 157 1555 1555 2.04 SSBOND 2 CYS A 42 CYS A 58 1555 1555 2.06 SSBOND 3 CYS A 128 CYS A 232 1555 1555 2.02 SSBOND 4 CYS A 136 CYS A 201 1555 1555 2.02 SSBOND 5 CYS A 168 CYS A 182 1555 1555 2.07 SSBOND 6 CYS A 191 CYS A 220 1555 1555 2.11 LINK O BGLN A 192 O3 SO4 A 249 1555 1555 1.48 LINK OE1 GLU A 70 CA CA A1001 1555 1555 2.25 LINK O ASN A 72 CA CA A1001 1555 1555 2.38 LINK O VAL A 75 CA CA A1001 1555 1555 2.21 LINK OE1 GLU A 77 CA CA A1001 1555 1555 2.39 LINK OE2 GLU A 80 CA CA A1001 1555 1555 2.30 LINK CA CA A1001 O HOH A2068 1555 1555 2.72 SITE 1 AC1 7 HIS A 57 GLN A 192 GLY A 193 SER A 195 SITE 2 AC1 7 BEN A 247 HOH A2194 HOH A2228 SITE 1 AC2 6 GLU A 70 ASN A 72 VAL A 75 GLU A 77 SITE 2 AC2 6 GLU A 80 HOH A2068 SITE 1 AC3 12 ASP A 189 SER A 190 CYS A 191 GLN A 192 SITE 2 AC3 12 SER A 195 TRP A 215 GLY A 216 GLY A 219 SITE 3 AC3 12 CYS A 220 GLY A 226 SO4 A 249 HOH A2216 SITE 1 AC4 6 PHE A 82 SER A 171 TYR A 217 GLY A 223 SITE 2 AC4 6 ASN A 224 HOH A2080 CRYST1 72.630 82.770 30.920 90.00 90.00 90.00 P 21 21 2 4 ORIGX1 1.000000 0.000000 0.000000 0.00000 ORIGX2 0.000000 1.000000 0.000000 0.00000 ORIGX3 0.000000 0.000000 1.000000 0.00000 SCALE1 0.013768 0.000000 0.000000 0.00000 SCALE2 0.000000 0.012082 0.000000 0.00000 SCALE3 0.000000 0.000000 0.032341 0.00000