PDB Short entry for 1ESC HEADER HYDROLASE (SERINE ESTERASE) 07-OCT-94 1ESC TITLE THE MOLECULAR MECHANISM OF ENANTIORECOGNITION BY ESTERASES COMPND MOL_ID: 1; COMPND 2 MOLECULE: ESTERASE; COMPND 3 CHAIN: A SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: STREPTOMYCES SCABIEI; SOURCE 3 ORGANISM_TAXID: 1930 KEYWDS HYDROLASE (SERINE ESTERASE) EXPDTA X-RAY DIFFRACTION AUTHOR Y.WEI,J.L.SCHOTTEL,U.DEREWENDA,L.SWENSON,S.PATKAR,Z.S.DEREWENDA REVDAT 5 14-AUG-19 1ESC 1 REMARK REVDAT 4 17-JUL-19 1ESC 1 REMARK REVDAT 3 06-JUN-18 1ESC 1 REMARK REVDAT 2 24-FEB-09 1ESC 1 VERSN REVDAT 1 15-OCT-95 1ESC 0 JRNL AUTH Y.WEI,J.L.SCHOTTEL,U.DEREWENDA,L.SWENSON,S.PATKAR, JRNL AUTH 2 Z.S.DEREWENDA JRNL TITL A NOVEL VARIANT OF THE CATALYTIC TRIAD IN THE STREPTOMYCES JRNL TITL 2 SCABIES ESTERASE. JRNL REF NAT.STRUCT.BIOL. V. 2 218 1995 JRNL REFN ISSN 1072-8368 JRNL PMID 7773790 JRNL DOI 10.1038/NSB0395-218 REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH Y.WEI,J.L.SCHOTTEL,U.DEREWENDA,L.SWENSON,S.PATKAR, REMARK 1 AUTH 2 Z.S.DEREWENDA REMARK 1 TITL CRYSTAL STRUCTURE OF THE STREPTOMYCES SCABIES ESTERASE: REMARK 1 TITL 2 REASSESSMENT OF THE CHYMOTRYPSIN PARADIGM REMARK 1 REF TO BE PUBLISHED REMARK 1 REFN REMARK 2 REMARK 2 RESOLUTION. 2.10 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PROLSQ REMARK 3 AUTHORS : KONNERT,HENDRICKSON REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.10 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 7.50 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : NULL REMARK 3 NUMBER OF REFLECTIONS : 18098 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : NULL REMARK 3 FREE R VALUE TEST SET SELECTION : NULL REMARK 3 R VALUE (WORKING + TEST SET) : 0.166 REMARK 3 R VALUE (WORKING SET) : 0.166 REMARK 3 FREE R VALUE : NULL REMARK 3 FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 FREE R VALUE TEST SET COUNT : NULL REMARK 3 REMARK 3 FIT/AGREEMENT OF MODEL WITH ALL DATA. REMARK 3 R VALUE (WORKING + TEST SET, NO CUTOFF) : NULL REMARK 3 R VALUE (WORKING SET, NO CUTOFF) : NULL REMARK 3 FREE R VALUE (NO CUTOFF) : NULL REMARK 3 FREE R VALUE TEST SET SIZE (%, NO CUTOFF) : NULL REMARK 3 FREE R VALUE TEST SET COUNT (NO CUTOFF) : NULL REMARK 3 TOTAL NUMBER OF REFLECTIONS (NO CUTOFF) : NULL REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 2295 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 0 REMARK 3 SOLVENT ATOMS : 223 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : NULL REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : NULL REMARK 3 B22 (A**2) : NULL REMARK 3 B33 (A**2) : NULL REMARK 3 B12 (A**2) : NULL REMARK 3 B13 (A**2) : NULL REMARK 3 B23 (A**2) : NULL REMARK 3 REMARK 3 ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : NULL REMARK 3 ESD FROM SIGMAA (A) : NULL REMARK 3 LOW RESOLUTION CUTOFF (A) : NULL REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 DISTANCE RESTRAINTS. RMS SIGMA REMARK 3 BOND LENGTH (A) : NULL ; NULL REMARK 3 ANGLE DISTANCE (A) : NULL ; NULL REMARK 3 INTRAPLANAR 1-4 DISTANCE (A) : NULL ; NULL REMARK 3 H-BOND OR METAL COORDINATION (A) : NULL ; NULL REMARK 3 REMARK 3 PLANE RESTRAINT (A) : NULL ; NULL REMARK 3 CHIRAL-CENTER RESTRAINT (A**3) : NULL ; NULL REMARK 3 REMARK 3 NON-BONDED CONTACT RESTRAINTS. REMARK 3 SINGLE TORSION (A) : NULL ; NULL REMARK 3 MULTIPLE TORSION (A) : NULL ; NULL REMARK 3 H-BOND (X...Y) (A) : NULL ; NULL REMARK 3 H-BOND (X-H...Y) (A) : NULL ; NULL REMARK 3 REMARK 3 CONFORMATIONAL TORSION ANGLE RESTRAINTS. REMARK 3 SPECIFIED (DEGREES) : NULL ; NULL REMARK 3 PLANAR (DEGREES) : NULL ; NULL REMARK 3 STAGGERED (DEGREES) : NULL ; NULL REMARK 3 TRANSVERSE (DEGREES) : NULL ; NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. RMS SIGMA REMARK 3 MAIN-CHAIN BOND (A**2) : NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE (A**2) : NULL ; NULL REMARK 3 SIDE-CHAIN BOND (A**2) : NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE (A**2) : NULL ; NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: REMARK 3 PHASES WERE CALCULATED FROM FIVE DERIVATIVES. THE REMARK 3 STRUCTURE WAS SOLVED BY THE MULTIPLE ISOMORPHOUS REMARK 3 REPLACEMENT METHOD USING FIVE DERIVATIVES. REMARK 4 REMARK 4 1ESC COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY BNL. REMARK 100 THE DEPOSITION ID IS D_1000173147. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : NULL REMARK 200 TEMPERATURE (KELVIN) : NULL REMARK 200 PH : NULL REMARK 200 NUMBER OF CRYSTALS USED : NULL REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : NULL REMARK 200 RADIATION SOURCE : NULL REMARK 200 BEAMLINE : NULL REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : NULL REMARK 200 WAVELENGTH OR RANGE (A) : NULL REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : NULL REMARK 200 DETECTOR MANUFACTURER : NULL REMARK 200 INTENSITY-INTEGRATION SOFTWARE : NULL REMARK 200 DATA SCALING SOFTWARE : NULL REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : NULL REMARK 200 RESOLUTION RANGE HIGH (A) : NULL REMARK 200 RESOLUTION RANGE LOW (A) : NULL REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : NULL 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 : NULL REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : NULL REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : NULL REMARK 200 COMPLETENESS FOR SHELL (%) : NULL REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 <I/SIGMA(I)> FOR SHELL : NULL REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: NULL REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: NULL REMARK 200 SOFTWARE USED: X-PLOR REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 58.78 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.98 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: NULL REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: C 1 2 1 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 65.51250 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 24.25050 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 4 -1.000000 0.000000 0.000000 65.51250 REMARK 290 SMTRY2 4 0.000000 1.000000 0.000000 24.25050 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 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 375 REMARK 375 SPECIAL POSITION REMARK 375 THE FOLLOWING ATOMS ARE FOUND TO BE WITHIN 0.15 ANGSTROMS REMARK 375 OF A SYMMETRY RELATED ATOM AND ARE ASSUMED TO BE ON SPECIAL REMARK 375 POSITIONS. REMARK 375 REMARK 375 ATOM RES CSSEQI REMARK 375 HOH A 489 LIES ON A SPECIAL POSITION. REMARK 375 HOH A 491 LIES ON A SPECIAL POSITION. REMARK 465 REMARK 465 MISSING RESIDUES REMARK 465 THE FOLLOWING RESIDUES WERE NOT LOCATED IN THE REMARK 465 EXPERIMENT. (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 465 IDENTIFIER; SSSEQ=SEQUENCE NUMBER; I=INSERTION CODE.) REMARK 465 REMARK 465 M RES C SSSEQI REMARK 465 ALA A 1 REMARK 465 PRO A 2 REMARK 465 ALA A 3 REMARK 465 ARG A 306 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 GLU A 30 CD GLU A 30 OE1 0.085 REMARK 500 GLU A 272 CD GLU A 272 OE2 0.078 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 GLN A 27 CA - CB - CG ANGL. DEV. = 16.8 DEGREES REMARK 500 ASP A 28 N - CA - CB ANGL. DEV. = -14.3 DEGREES REMARK 500 ASP A 28 CB - CG - OD1 ANGL. DEV. = 6.6 DEGREES REMARK 500 ASP A 28 CB - CG - OD2 ANGL. DEV. = -7.5 DEGREES REMARK 500 ARG A 31 CD - NE - CZ ANGL. DEV. = 29.3 DEGREES REMARK 500 ARG A 31 NE - CZ - NH1 ANGL. DEV. = 8.9 DEGREES REMARK 500 ARG A 31 NE - CZ - NH2 ANGL. DEV. = -9.2 DEGREES REMARK 500 ASP A 57 CB - CG - OD2 ANGL. DEV. = 6.4 DEGREES REMARK 500 ASP A 61 N - CA - CB ANGL. DEV. = 11.6 DEGREES REMARK 500 ASP A 61 N - CA - C ANGL. DEV. = -18.8 DEGREES REMARK 500 ASP A 95 CB - CG - OD1 ANGL. DEV. = 5.8 DEGREES REMARK 500 ARG A 112 NE - CZ - NH2 ANGL. DEV. = -3.8 DEGREES REMARK 500 GLU A 120 OE1 - CD - OE2 ANGL. DEV. = 8.9 DEGREES REMARK 500 ARG A 122 NE - CZ - NH2 ANGL. DEV. = 4.2 DEGREES REMARK 500 VAL A 132 CB - CA - C ANGL. DEV. = 11.8 DEGREES REMARK 500 ASP A 133 CB - CG - OD1 ANGL. DEV. = 5.9 DEGREES REMARK 500 GLU A 136 CB - CA - C ANGL. DEV. = 15.1 DEGREES REMARK 500 THR A 147 N - CA - CB ANGL. DEV. = -11.9 DEGREES REMARK 500 ASP A 156 CB - CG - OD2 ANGL. DEV. = -6.3 DEGREES REMARK 500 ARG A 160 CD - NE - CZ ANGL. DEV. = 19.7 DEGREES REMARK 500 ARG A 160 NE - CZ - NH1 ANGL. DEV. = 5.8 DEGREES REMARK 500 ARG A 171 NE - CZ - NH2 ANGL. DEV. = -5.0 DEGREES REMARK 500 ASP A 178 CB - CG - OD1 ANGL. DEV. = 6.9 DEGREES REMARK 500 ASP A 178 CB - CG - OD2 ANGL. DEV. = -6.0 DEGREES REMARK 500 GLU A 192 CA - CB - CG ANGL. DEV. = 18.9 DEGREES REMARK 500 GLN A 206 CA - CB - CG ANGL. DEV. = -16.0 DEGREES REMARK 500 ASP A 215 CA - CB - CG ANGL. DEV. = 15.3 DEGREES REMARK 500 ASP A 221 CB - CG - OD1 ANGL. DEV. = -7.5 DEGREES REMARK 500 ARG A 226 NE - CZ - NH1 ANGL. DEV. = 4.3 DEGREES REMARK 500 ARG A 226 NE - CZ - NH2 ANGL. DEV. = -4.0 DEGREES REMARK 500 LYS A 232 CA - CB - CG ANGL. DEV. = 17.9 DEGREES REMARK 500 ASP A 237 CB - CG - OD2 ANGL. DEV. = -7.0 DEGREES REMARK 500 ASP A 259 CB - CG - OD2 ANGL. DEV. = -6.1 DEGREES REMARK 500 ARG A 260 NE - CZ - NH1 ANGL. DEV. = 3.1 DEGREES REMARK 500 GLU A 267 OE1 - CD - OE2 ANGL. DEV. = 7.3 DEGREES REMARK 500 ASP A 268 CB - CG - OD2 ANGL. DEV. = -6.0 DEGREES REMARK 500 GLN A 270 CG - CD - OE1 ANGL. DEV. = 14.2 DEGREES REMARK 500 LEU A 274 CB - CA - C ANGL. DEV. = 14.7 DEGREES REMARK 500 ASP A 286 CB - CG - OD2 ANGL. DEV. = 6.5 DEGREES REMARK 500 ARG A 289 NE - CZ - NH1 ANGL. DEV. = 5.4 DEGREES REMARK 500 ARG A 289 NE - CZ - NH2 ANGL. DEV. = -4.8 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 ASP A 13 -163.57 -105.26 REMARK 500 ASN A 18 60.34 64.65 REMARK 500 GLU A 39 57.36 -108.59 REMARK 500 PHE A 80 4.44 55.70 REMARK 500 VAL A 132 -70.51 -77.23 REMARK 500 ALA A 210 -124.26 37.41 REMARK 500 SER A 269 -157.77 -83.96 REMARK 500 LEU A 273 -77.46 -89.63 REMARK 500 ASN A 285 -161.78 -101.02 REMARK 500 REMARK 500 REMARK: NULL REMARK 525 REMARK 525 SOLVENT REMARK 525 REMARK 525 THE SOLVENT MOLECULES HAVE CHAIN IDENTIFIERS THAT REMARK 525 INDICATE THE POLYMER CHAIN WITH WHICH THEY ARE MOST REMARK 525 CLOSELY ASSOCIATED. THE REMARK LISTS ALL THE SOLVENT REMARK 525 MOLECULES WHICH ARE MORE THAN 5A AWAY FROM THE REMARK 525 NEAREST POLYMER CHAIN (M = MODEL NUMBER; REMARK 525 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE REMARK 525 NUMBER; I=INSERTION CODE): REMARK 525 REMARK 525 M RES CSSEQI REMARK 525 HOH A 541 DISTANCE = 7.49 ANGSTROMS REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: S1 REMARK 800 EVIDENCE_CODE: AUTHOR REMARK 800 SITE_DESCRIPTION: ACTIVE SITE RESIDUES DBREF 1ESC A 1 306 UNP P22266 ESTA_STRSC 40 345 SEQRES 1 A 306 ALA PRO ALA ASP PRO VAL PRO THR VAL PHE PHE GLY ASP SEQRES 2 A 306 SER TYR THR ALA ASN PHE GLY ILE ALA PRO VAL THR ASN SEQRES 3 A 306 GLN ASP SER GLU ARG GLY TRP CYS PHE GLN ALA LYS GLU SEQRES 4 A 306 ASN TYR PRO ALA VAL ALA THR ARG SER LEU ALA ASP LYS SEQRES 5 A 306 GLY ILE THR LEU ASP VAL GLN ALA ASP VAL SER CYS GLY SEQRES 6 A 306 GLY ALA LEU ILE HIS HIS PHE TRP GLU LYS GLN GLU LEU SEQRES 7 A 306 PRO PHE GLY ALA GLY GLU LEU PRO PRO GLN GLN ASP ALA SEQRES 8 A 306 LEU LYS GLN ASP THR GLN LEU THR VAL GLY SER LEU GLY SEQRES 9 A 306 GLY ASN THR LEU GLY PHE ASN ARG ILE LEU LYS GLN CYS SEQRES 10 A 306 SER ASP GLU LEU ARG LYS PRO SER LEU LEU PRO GLY ASP SEQRES 11 A 306 PRO VAL ASP GLY ASP GLU PRO ALA ALA LYS CYS GLY GLU SEQRES 12 A 306 PHE PHE GLY THR GLY ASP GLY LYS GLN TRP LEU ASP ASP SEQRES 13 A 306 GLN PHE GLU ARG VAL GLY ALA GLU LEU GLU GLU LEU LEU SEQRES 14 A 306 ASP ARG ILE GLY TYR PHE ALA PRO ASP ALA LYS ARG VAL SEQRES 15 A 306 LEU VAL GLY TYR PRO ARG LEU VAL PRO GLU ASP THR THR SEQRES 16 A 306 LYS CYS LEU THR ALA ALA PRO GLY GLN THR GLN LEU PRO SEQRES 17 A 306 PHE ALA ASP ILE PRO GLN ASP ALA LEU PRO VAL LEU ASP SEQRES 18 A 306 GLN ILE GLN LYS ARG LEU ASN ASP ALA MET LYS LYS ALA SEQRES 19 A 306 ALA ALA ASP GLY GLY ALA ASP PHE VAL ASP LEU TYR ALA SEQRES 20 A 306 GLY THR GLY ALA ASN THR ALA CYS ASP GLY ALA ASP ARG SEQRES 21 A 306 GLY ILE GLY GLY LEU LEU GLU ASP SER GLN LEU GLU LEU SEQRES 22 A 306 LEU GLY THR LYS ILE PRO TRP TYR ALA HIS PRO ASN ASP SEQRES 23 A 306 LYS GLY ARG ASP ILE GLN ALA LYS GLN VAL ALA ASP LYS SEQRES 24 A 306 ILE GLU GLU ILE LEU ASN ARG FORMUL 2 HOH *223(H2 O) HELIX 1 H1 ASN A 40 ASP A 51 1 12 HELIX 2 H2 PHE A 110 ARG A 122 1 13 HELIX 3 H3 CYS A 141 ALA A 176 1 36 HELIX 4 H4 GLN A 214 GLY A 238 1 25 HELIX 5 H5 ASP A 286 LEU A 304 1 19 SHEET 1 S1 5 ALA A 240 VAL A 243 0 SHEET 2 S1 5 ALA A 179 VAL A 184 1 N LEU A 183 O ASP A 241 SHEET 3 S1 5 LEU A 98 SER A 102 1 N THR A 99 O LYS A 180 SHEET 4 S1 5 PRO A 5 PHE A 11 1 N VAL A 9 O LEU A 98 SHEET 5 S1 5 ALA A 60 GLY A 65 1 O ALA A 60 N PHE A 10 SHEET 1 S2 2 GLU A 74 PRO A 79 0 SHEET 2 S2 2 GLU A 84 PRO A 87 -1 N LEU A 85 O GLN A 76 SSBOND 1 CYS A 34 CYS A 64 1555 1555 2.05 SSBOND 2 CYS A 117 CYS A 141 1555 1555 2.02 SSBOND 3 CYS A 197 CYS A 255 1555 1555 2.06 CISPEP 1 ALA A 22 PRO A 23 0 1.94 SITE 1 S1 2 SER A 14 HIS A 283 CRYST1 131.025 48.501 70.307 90.00 118.09 90.00 C 1 2 1 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 0.007632 0.000000 0.004073 0.25000 SCALE2 0.000000 0.020618 0.000000 0.00000 SCALE3 0.000000 0.000000 0.016122 0.00000