HEADER HYDROLASE/HYDROLASE INHIBITOR 14-NOV-01 1KE1 OBSLTE 24-OCT-18 1KE1 6M9C TITLE PSEUDOMONAS SERINE-CARBOXYL PROTEINASE COMPLEXED WITH THE INHIBITOR TITLE 2 PSEUDOTYROSTATIN (THIS ENZYME RENAMED "SEDOLISIN" IN 2003) COMPND MOL_ID: 1; COMPND 2 MOLECULE: SERINE-CARBOXYL PROTEINASE; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: PSCP, PSEUDOMONAPEPSIN, PEPSTATIN-INSENSITIVE CARBOXYL COMPND 5 PROTEINASE; COMPND 6 EC: 3.4.23.33; COMPND 7 ENGINEERED: YES; COMPND 8 MOL_ID: 2; COMPND 9 MOLECULE: PSEUDOTYROSTATIN; COMPND 10 CHAIN: B; COMPND 11 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: PSEUDOMONAS SP.; SOURCE 3 ORGANISM_TAXID: 306; SOURCE 4 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 5 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 6 MOL_ID: 2; SOURCE 7 SYNTHETIC: YES; SOURCE 8 OTHER_DETAILS: THE INHIBITOR WAS CHEMICALLY SYNTHESIZED. KEYWDS SERINE-CARBOXYL PROTEINASE, HYDROLASE-HYDROLASE INHIBITOR COMPLEX EXPDTA X-RAY DIFFRACTION AUTHOR A.WLODAWER,M.LI,Z.DAUTER,A.GUSTCHINA,K.UCHIDA,H.OYAMA,N.E.GOLDFARB, AUTHOR 2 B.M.DUNN,K.ODA REVDAT 7 24-OCT-18 1KE1 1 OBSLTE REMARK REVDAT 6 13-JUL-11 1KE1 1 VERSN REVDAT 5 24-FEB-09 1KE1 1 VERSN REVDAT 4 01-APR-03 1KE1 1 JRNL REVDAT 3 11-FEB-03 1KE1 1 TITLE REMARK REVDAT 2 28-AUG-02 1KE1 1 JRNL REVDAT 1 12-DEC-01 1KE1 0 JRNL AUTH A.WLODAWER,M.LI,A.GUSTCHINA,Z.DAUTER,K.UCHIDA,H.OYAMA, JRNL AUTH 2 N.E.GOLDFARB,B.M.DUNN,K.ODA JRNL TITL INHIBITOR COMPLEXES OF THE PSEUDOMONAS SERINE-CARBOXYL JRNL TITL 2 PROTEINASE. JRNL REF BIOCHEMISTRY V. 40 15602 2001 JRNL REFN ISSN 0006-2960 JRNL PMID 11747435 JRNL DOI 10.1021/BI011817N REMARK 2 REMARK 2 RESOLUTION. 1.80 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : SHELXL REMARK 3 AUTHORS : G.M.SHELDRICK REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.80 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 10.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : NULL REMARK 3 CROSS-VALIDATION METHOD : FREE R REMARK 3 FREE R VALUE TEST SET SELECTION : RANDOM REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT (NO CUTOFF). REMARK 3 R VALUE (WORKING + TEST SET, NO CUTOFF) : 0.157 REMARK 3 R VALUE (WORKING SET, NO CUTOFF) : NULL REMARK 3 FREE R VALUE (NO CUTOFF) : 0.219 REMARK 3 FREE R VALUE TEST SET SIZE (%, NO CUTOFF) : NULL REMARK 3 FREE R VALUE TEST SET COUNT (NO CUTOFF) : 2066 REMARK 3 TOTAL NUMBER OF REFLECTIONS (NO CUTOFF) : NULL REMARK 3 REMARK 3 FIT/AGREEMENT OF MODEL FOR DATA WITH F>4SIG(F). REMARK 3 R VALUE (WORKING + TEST SET, F>4SIG(F)) : 0.147 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)) : 35651 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 2716 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 1 REMARK 3 SOLVENT ATOMS : 493 REMARK 3 REMARK 3 MODEL REFINEMENT. REMARK 3 OCCUPANCY SUM OF NON-HYDROGEN ATOMS : 3187.0 REMARK 3 OCCUPANCY SUM OF HYDROGEN ATOMS : 0.00 REMARK 3 NUMBER OF DISCRETELY DISORDERED RESIDUES : 3 REMARK 3 NUMBER OF LEAST-SQUARES PARAMETERS : 12881 REMARK 3 NUMBER OF RESTRAINTS : 11352 REMARK 3 REMARK 3 RMS DEVIATIONS FROM RESTRAINT TARGET VALUES. REMARK 3 BOND LENGTHS (A) : 0.009 REMARK 3 ANGLE DISTANCES (A) : 0.025 REMARK 3 SIMILAR DISTANCES (NO TARGET VALUES) (A) : 0.000 REMARK 3 DISTANCES FROM RESTRAINT PLANES (A) : 0.027 REMARK 3 ZERO CHIRAL VOLUMES (A**3) : 0.042 REMARK 3 NON-ZERO CHIRAL VOLUMES (A**3) : 0.052 REMARK 3 ANTI-BUMPING DISTANCE RESTRAINTS (A) : 0.088 REMARK 3 RIGID-BOND ADP COMPONENTS (A**2) : 0.000 REMARK 3 SIMILAR ADP COMPONENTS (A**2) : 0.063 REMARK 3 APPROXIMATELY ISOTROPIC ADPS (A**2) : 0.000 REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED: NULL REMARK 3 REMARK 3 STEREOCHEMISTRY TARGET VALUES : ENGH & HUBER REMARK 3 SPECIAL CASE: NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1KE1 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 15-NOV-01. REMARK 100 THE DEPOSITION ID IS D_1000014852. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 08-JUL-01 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 5.6 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : N REMARK 200 RADIATION SOURCE : ROTATING ANODE REMARK 200 BEAMLINE : NULL REMARK 200 X-RAY GENERATOR MODEL : RIGAKU RU200 REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.54 REMARK 200 MONOCHROMATOR : OSMIC MIRROR REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : MARRESEARCH REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 41501 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.800 REMARK 200 RESOLUTION RANGE LOW (A) : 30.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : -3.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 98.0 REMARK 200 DATA REDUNDANCY : NULL REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : 0.04600 REMARK 200 FOR THE DATA SET : 39.0000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.80 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.83 REMARK 200 COMPLETENESS FOR SHELL (%) : 99.1 REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : 0.28200 REMARK 200 FOR SHELL : NULL REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: SHELXL REMARK 200 STARTING MODEL: PDB ENTRY 1GA6 REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 45.30 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.25 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: AMMONIUM SULFATE, GUANIDINE REMARK 280 HYDROCHLORIDE, GLYCEROL, PH 5.6, VAPOR DIFFUSION, HANGING DROP, REMARK 280 TEMPERATURE 298K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 62 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -Y,X-Y,Z+2/3 REMARK 290 3555 -X+Y,-X,Z+1/3 REMARK 290 4555 -X,-Y,Z REMARK 290 5555 Y,-X+Y,Z+2/3 REMARK 290 6555 X-Y,X,Z+1/3 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 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 2 0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 55.53467 REMARK 290 SMTRY1 3 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 3 -0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 27.76733 REMARK 290 SMTRY1 4 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 5 0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 5 -0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 5 0.000000 0.000000 1.000000 55.53467 REMARK 290 SMTRY1 6 0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 6 0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 6 0.000000 0.000000 1.000000 27.76733 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: DIMERIC REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B 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 472 LIES ON A SPECIAL POSITION. REMARK 375 HOH A 572 LIES ON A SPECIAL POSITION. REMARK 375 HOH A 596 LIES ON A SPECIAL POSITION. REMARK 400 REMARK 400 COMPOUND REMARK 400 REMARK 400 THE PSEUDOTYROSTATIN IS PEPTIDE-LIKE, A MEMBER OF INHIBITOR CLASS. REMARK 400 REMARK 400 GROUP: 1 REMARK 400 NAME: PSEUDOTYROSTATIN REMARK 400 CHAIN: B REMARK 400 COMPONENT_1: PEPTIDE LIKE POLYMER REMARK 400 DESCRIPTION: NULL 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 ALA A 2 REMARK 470 REMARK 470 MISSING ATOM REMARK 470 THE FOLLOWING RESIDUES HAVE MISSING ATOMS (M=MODEL NUMBER; REMARK 470 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; REMARK 470 I=INSERTION CODE): REMARK 470 M RES CSSEQI ATOMS REMARK 470 SER A 67 CB OG REMARK 470 ASN A 68 CB CG OD1 ND2 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 6 NZ REMARK 480 GLN A 60 CG CD OE1 NE2 REMARK 480 GLN A 75 CD OE1 NE2 REMARK 480 GLN A 76 CG CD OE1 NE2 REMARK 480 GLN A 148 CD OE1 NE2 REMARK 480 ARG A 366 CG CD NE CZ NH1 NH2 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 OE1 GLN A 60 O HOH A 800 2.04 REMARK 500 O HOH A 735 O HOH A 802 2.18 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 ASP A 170 CB - CG - OD1 ANGL. DEV. = 5.9 DEGREES REMARK 500 LEU A 280 CA - CB - CG ANGL. DEV. = 14.3 DEGREES REMARK 500 ASP A 328 CB - CG - OD1 ANGL. DEV. = -5.8 DEGREES REMARK 500 GLY A 344 O - C - N ANGL. DEV. = -10.5 DEGREES REMARK 500 ASP A 348 CB - CG - OD1 ANGL. DEV. = 8.8 DEGREES REMARK 500 ASP A 348 CB - CG - OD2 ANGL. DEV. = -8.8 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 SER A 133 52.80 -93.99 REMARK 500 TYR A 174 40.83 -106.16 REMARK 500 ASP A 183 35.72 -150.41 REMARK 500 ALA A 266 -19.62 -142.22 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 A 371 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASP A 328 OD1 REMARK 620 2 VAL A 329 O 87.6 REMARK 620 3 GLY A 344 O 93.3 82.0 REMARK 620 4 GLY A 346 O 87.5 170.8 90.5 REMARK 620 5 ASP A 348 OD1 174.3 88.2 89.8 97.2 REMARK 620 6 HOH A 401 O 90.9 95.1 174.8 92.8 85.8 REMARK 620 N 1 2 3 4 5 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CA A 371 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR CHAIN B OF PSEUDOTYROSTATIN REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1GA1 RELATED DB: PDB REMARK 900 PSCP WITH AN INHIBITOR BOUND IN THE P' SITE REMARK 900 RELATED ID: 1GA4 RELATED DB: PDB REMARK 900 PSCP WITH AN INHIBITOR COVALENTLY BOUND REMARK 900 RELATED ID: 1GA6 RELATED DB: PDB REMARK 900 NATIVE PSCP STRUCTURE REMARK 900 RELATED ID: 1KDY RELATED DB: PDB REMARK 900 PSEUDOMONAS SERINE-CARBOXYL PROTEINASE COMPLEXED WITH THE INHIBITOR REMARK 900 AIPF REMARK 900 RELATED ID: 1KDV RELATED DB: PDB REMARK 900 PSEUDOMONAS SERINE-CARBOXYL PROTEINASE COMPLEXED WITH THE INHIBITOR REMARK 900 AIAF REMARK 900 RELATED ID: 1KDZ RELATED DB: PDB REMARK 900 PSEUDOMONAS SERINE-CARBOXYL PROTEINASE COMPLEXED WITH THE INHIBITOR REMARK 900 TYROSTATIN REMARK 900 RELATED ID: 1KE2 RELATED DB: PDB REMARK 900 PSEUDOMONAS SERINE-CARBOXYL PROTEINASE COMPLEXED WITH THE INHIBITOR REMARK 900 CHYMOSTATIN DBREF 1KE1 A 1 370 UNP P42790 PICP_PSESR 216 585 DBREF 1KE1 B 1 3 PDB 1KE1 1KE1 1 3 SEQRES 1 A 370 ALA ALA GLY THR ALA LYS GLY HIS ASN PRO THR GLU PHE SEQRES 2 A 370 PRO THR ILE TYR ASP ALA SER SER ALA PRO THR ALA ALA SEQRES 3 A 370 ASN THR THR VAL GLY ILE ILE THR ILE GLY GLY VAL SER SEQRES 4 A 370 GLN THR LEU GLN ASP LEU GLN GLN PHE THR SER ALA ASN SEQRES 5 A 370 GLY LEU ALA SER VAL ASN THR GLN THR ILE GLN THR GLY SEQRES 6 A 370 SER SER ASN GLY ASP TYR SER ASP ASP GLN GLN GLY GLN SEQRES 7 A 370 GLY GLU TRP ASP LEU ASP SER GLN SER ILE VAL GLY SER SEQRES 8 A 370 ALA GLY GLY ALA VAL GLN GLN LEU LEU PHE TYR MET ALA SEQRES 9 A 370 ASP GLN SER ALA SER GLY ASN THR GLY LEU THR GLN ALA SEQRES 10 A 370 PHE ASN GLN ALA VAL SER ASP ASN VAL ALA LYS VAL ILE SEQRES 11 A 370 ASN VAL SER LEU GLY TRP CYS GLU ALA ASP ALA ASN ALA SEQRES 12 A 370 ASP GLY THR LEU GLN ALA GLU ASP ARG ILE PHE ALA THR SEQRES 13 A 370 ALA ALA ALA GLN GLY GLN THR PHE SER VAL SER SER GLY SEQRES 14 A 370 ASP GLU GLY VAL TYR GLU CYS ASN ASN ARG GLY TYR PRO SEQRES 15 A 370 ASP GLY SER THR TYR SER VAL SER TRP PRO ALA SER SER SEQRES 16 A 370 PRO ASN VAL ILE ALA VAL GLY GLY THR THR LEU TYR THR SEQRES 17 A 370 THR SER ALA GLY ALA TYR SER ASN GLU THR VAL TRP ASN SEQRES 18 A 370 GLU GLY LEU ASP SER ASN GLY LYS LEU TRP ALA THR GLY SEQRES 19 A 370 GLY GLY TYR SER VAL TYR GLU SER LYS PRO SER TRP GLN SEQRES 20 A 370 SER VAL VAL SER GLY THR PRO GLY ARG ARG LEU LEU PRO SEQRES 21 A 370 ASP ILE SER PHE ASP ALA ALA GLN GLY THR GLY ALA LEU SEQRES 22 A 370 ILE TYR ASN TYR GLY GLN LEU GLN GLN ILE GLY GLY THR SEQRES 23 A 370 SER LEU ALA SER PRO ILE PHE VAL GLY LEU TRP ALA ARG SEQRES 24 A 370 LEU GLN SER ALA ASN SER ASN SER LEU GLY PHE PRO ALA SEQRES 25 A 370 ALA SER PHE TYR SER ALA ILE SER SER THR PRO SER LEU SEQRES 26 A 370 VAL HIS ASP VAL LYS SER GLY ASN ASN GLY TYR GLY GLY SEQRES 27 A 370 TYR GLY TYR ASN ALA GLY THR GLY TRP ASP TYR PRO THR SEQRES 28 A 370 GLY TRP GLY SER LEU ASP ILE ALA LYS LEU SER ALA TYR SEQRES 29 A 370 ILE ARG SER ASN GLY PHE SEQRES 1 B 3 IVA TYR TYB MODRES 1KE1 TYB B 3 TYR TYROSINAL HET IVA B 1 6 HET TYB B 3 12 HET CA A 371 1 HETNAM IVA ISOVALERIC ACID HETNAM TYB TYROSINAL HETNAM CA CALCIUM ION FORMUL 2 IVA C5 H10 O2 FORMUL 2 TYB C9 H11 N O2 FORMUL 3 CA CA 2+ FORMUL 4 HOH *493(H2 O) HELIX 1 1 ASN A 9 THR A 11 5 3 HELIX 2 2 GLU A 12 TYR A 17 1 6 HELIX 3 3 VAL A 38 ASN A 52 1 15 HELIX 4 4 ASP A 74 ALA A 92 1 19 HELIX 5 5 ASN A 111 ASN A 125 1 15 HELIX 6 6 GLU A 138 ASP A 144 1 7 HELIX 7 7 GLY A 145 GLY A 161 1 17 HELIX 8 8 PRO A 244 VAL A 250 5 7 HELIX 9 9 ALA A 267 GLY A 271 5 5 HELIX 10 10 GLY A 285 ASN A 304 1 20 HELIX 11 11 PRO A 311 THR A 322 1 12 HELIX 12 12 ASP A 357 GLY A 369 1 13 SHEET 1 A 9 THR A 59 GLN A 63 0 SHEET 2 A 9 VAL A 96 ALA A 104 1 O LEU A 99 N GLN A 60 SHEET 3 A 9 ALA A 25 ILE A 35 1 O ALA A 25 N GLN A 97 SHEET 4 A 9 VAL A 129 VAL A 132 1 O VAL A 129 N GLY A 31 SHEET 5 A 9 THR A 163 SER A 167 1 O THR A 163 N ILE A 130 SHEET 6 A 9 ILE A 199 THR A 208 1 N ILE A 199 O PHE A 164 SHEET 7 A 9 TYR A 214 VAL A 219 -1 N SER A 215 O TYR A 207 SHEET 8 A 9 ILE A 199 THR A 208 -1 N THR A 205 O THR A 218 SHEET 9 A 9 ILE A 262 ASP A 265 1 O ILE A 262 N GLY A 202 SHEET 1 B 2 TRP A 136 CYS A 137 0 SHEET 2 B 2 SER A 190 TRP A 191 -1 N TRP A 191 O TRP A 136 SHEET 1 C 2 ASN A 221 LEU A 224 0 SHEET 2 C 2 LEU A 230 ALA A 232 -1 O TRP A 231 N GLU A 222 SHEET 1 D 2 GLY A 236 SER A 242 0 SHEET 2 D 2 ARG A 256 LEU A 259 -1 O ARG A 257 N SER A 238 SHEET 1 E 2 ALA A 272 ASN A 276 0 SHEET 2 E 2 GLN A 279 ILE A 283 -1 O GLN A 279 N ASN A 276 SHEET 1 F 2 VAL A 326 HIS A 327 0 SHEET 2 F 2 SER A 355 LEU A 356 -1 O SER A 355 N HIS A 327 SSBOND 1 CYS A 137 CYS A 176 1555 1555 2.05 LINK OD1 ASP A 328 CA CA A 371 1555 1555 2.50 LINK O VAL A 329 CA CA A 371 1555 1555 2.50 LINK O GLY A 344 CA CA A 371 1555 1555 2.55 LINK O GLY A 346 CA CA A 371 1555 1555 2.50 LINK OD1 ASP A 348 CA CA A 371 1555 1555 2.53 LINK CA CA A 371 O HOH A 401 1555 1555 2.73 LINK C IVA B 1 N TYR B 2 1555 1555 1.34 LINK C TYR B 2 N TYB B 3 1555 1555 1.34 LINK C TYB B 3 OG SER A 287 1555 1555 1.46 CISPEP 1 TRP A 191 PRO A 192 0 2.19 CISPEP 2 LEU A 259 PRO A 260 0 0.14 SITE 1 AC1 6 ASP A 328 VAL A 329 GLY A 344 GLY A 346 SITE 2 AC1 6 ASP A 348 HOH A 401 SITE 1 AC2 19 ASP A 74 GLY A 77 GLU A 80 TRP A 81 SITE 2 AC2 19 SER A 133 LEU A 134 GLY A 135 TRP A 136 SITE 3 AC2 19 GLY A 169 ASP A 170 GLU A 171 GLU A 175 SITE 4 AC2 19 ARG A 179 SER A 190 GLY A 285 THR A 286 SITE 5 AC2 19 SER A 287 HOH A 637 HOH B 699 CRYST1 98.270 98.270 83.302 90.00 90.00 120.00 P 62 6 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 0.010176 0.005875 0.000000 0.00000 SCALE2 0.000000 0.011750 0.000000 0.00000 SCALE3 0.000000 0.000000 0.012005 0.00000