PDB Short entry for 1PPE HEADER HYDROLASE(SERINE PROTEINASE) 24-OCT-91 1PPE TITLE THE REFINED 2.0 ANGSTROMS X-RAY CRYSTAL STRUCTURE OF THE TITLE 2 COMPLEX FORMED BETWEEN BOVINE BETA-TRYPSIN AND CMTI-I, A TITLE 3 TRYPSIN INHIBITOR FROM SQUASH SEEDS (CUCURBITA MAXIMA): TITLE 4 TOPOLOGICAL SIMILARITY OF THE SQUASH SEED INHIBITORS WITH TITLE 5 THE CARBOXYPEPTIDASE A INHIBITOR FROM POTATOES COMPND MOL_ID: 1; COMPND 2 MOLECULE: TRYPSIN; COMPND 3 CHAIN: E; COMPND 4 EC: 3.4.21.4; COMPND 5 ENGINEERED: YES; COMPND 6 MOL_ID: 2; COMPND 7 MOLECULE: TRYPSIN INHIBITOR CMTI-I; COMPND 8 CHAIN: I; COMPND 9 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: BOS TAURUS; SOURCE 3 ORGANISM_COMMON: CATTLE; SOURCE 4 ORGANISM_TAXID: 9913; SOURCE 5 ORGAN: SEED; SOURCE 6 MOL_ID: 2 KEYWDS HYDROLASE(SERINE PROTEINASE) EXPDTA X-RAY DIFFRACTION AUTHOR W.BODE,R.HUBER REVDAT 3 24-FEB-09 1PPE 1 VERSN REVDAT 2 01-APR-03 1PPE 1 JRNL REVDAT 1 31-JAN-94 1PPE 0 JRNL AUTH W.BODE,H.J.GREYLING,R.HUBER,J.OTLEWSKI,T.WILUSZ JRNL TITL THE REFINED 2.0 A X-RAY CRYSTAL STRUCTURE OF THE JRNL TITL 2 COMPLEX FORMED BETWEEN BOVINE BETA-TRYPSIN AND JRNL TITL 3 CMTI-I, A TRYPSIN INHIBITOR FROM SQUASH SEEDS JRNL TITL 4 (CUCURBITA MAXIMA). TOPOLOGICAL SIMILARITY OF THE JRNL TITL 5 SQUASH SEED INHIBITORS WITH THE CARBOXYPEPTIDASE A JRNL TITL 6 INHIBITOR FROM POTATOES JRNL REF FEBS LETT. V. 242 285 1989 JRNL REFN ISSN 0014-5793 JRNL PMID 2914611 JRNL DOI 10.1016/0014-5793(89)80486-7 REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH W.BODE,R.HUBER REMARK 1 TITL LIGAND BINDING: PROTEINASE-PROTEIN INHIBITOR REMARK 1 TITL 2 INTERACTIONS REMARK 1 REF CURR.OPIN.STRUCT.BIOL. V. 1 45 1991 REMARK 1 REFN ISSN 0959-440X REMARK 1 REFERENCE 2 REMARK 1 AUTH T.A.HOLAK,W.BODE,R.HUBER,J.OTLEWSKI,T.WILUSZ REMARK 1 TITL NUCLEAR MAGNETIC RESONANCE SOLUTION AND X-RAY REMARK 1 TITL 2 STRUCTURES OF SQUASH TRYPSIN INHIBITOR EXHIBIT THE REMARK 1 TITL 3 SAME CONFORMATION OF THE PROTEINASE BINDING LOOP REMARK 1 REF J.MOL.BIOL. V. 210 649 1989 REMARK 1 REFN ISSN 0022-2836 REMARK 1 REFERENCE 3 REMARK 1 AUTH M.WIECZOREK,J.OTLEWSKI,J.COOK,K.PARKS,J.LELUK, REMARK 1 AUTH 2 A.WILIMOWSKA-PELC,A.POLANOWSKI,T.WILUSZ, REMARK 1 AUTH 3 M.LASKOWSKI JUNIOR REMARK 1 TITL THE SQUASH FAMILY OF SERINE PROTEINASE INHIBITORS. REMARK 1 TITL 2 AMINO ACID SEQUENCES AND ASSOCIATION EQUILIBRIUM REMARK 1 TITL 3 CONSTANTS OF INHIBITORS FROM SQUASH, SUMMER REMARK 1 TITL 4 SQUASH, ZUCCHINI, AND CUCUMBER SEEDS REMARK 1 REF BIOCHEM.BIOPHYS.RES.COMMUN. V. 126 646 1985 REMARK 1 REFN ISSN 0006-291X REMARK 1 REFERENCE 4 REMARK 1 AUTH T.WILUSZ,M.WIECZOREK,A.POLANOWSKI,A.DENTON,J.COOK, REMARK 1 AUTH 2 M.LASKOWSKI JUNIOR REMARK 1 TITL AMINO-ACID SEQUENCE OF TWO TRYPSIN ISOINHIBITORS, REMARK 1 TITL 2 ITD I AND ITD III FROM SQUASH SEEDS (CUCURBITA REMARK 1 TITL 3 MAXIMA) REMARK 1 REF HOPPE-SEYLER'S V. 364 93 1983 REMARK 1 REF 2 Z.PHYSIOL.CHEM. REMARK 1 REFN ISSN 0018-4888 REMARK 1 REFERENCE 5 REMARK 1 AUTH W.BODE,P.SCHWAGER REMARK 1 TITL THE REFINED CRYSTAL STRUCTURE OF BOVINE REMARK 1 TITL 2 BETA-TRYPSIN AT 1.8 ANGSTROMS RESOLUTION. REMARK 1 TITL 3 CRYSTALLOGRAPHIC REFINEMENT, CALCIUM BINDING SITE, REMARK 1 TITL 4 BENZAMIDINE BINDING SITE AND ACTIVE SITE AT PH 7.0 REMARK 1 REF J.MOL.BIOL. V. 98 693 1975 REMARK 1 REFN ISSN 0022-2836 REMARK 2 REMARK 2 RESOLUTION. 2.00 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : EREF REMARK 3 AUTHORS : JACK,LEVITT REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.00 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 6.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : NULL REMARK 3 DATA CUTOFF HIGH (ABS(F)) : NULL REMARK 3 DATA CUTOFF LOW (ABS(F)) : NULL REMARK 3 COMPLETENESS (WORKING+TEST) (%) : NULL REMARK 3 NUMBER OF REFLECTIONS : NULL 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 SET) : 0.151 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 ESTIMATED ERROR OF FREE R VALUE : NULL REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : NULL REMARK 3 BIN RESOLUTION RANGE HIGH (A) : NULL REMARK 3 BIN RESOLUTION RANGE LOW (A) : NULL REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : NULL REMARK 3 REFLECTIONS IN BIN (WORKING SET) : NULL REMARK 3 BIN R VALUE (WORKING SET) : NULL REMARK 3 BIN FREE R VALUE : NULL REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 BIN FREE R VALUE TEST SET COUNT : NULL REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : NULL REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1851 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 0 REMARK 3 SOLVENT ATOMS : 140 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 CROSS-VALIDATED ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM C-V LUZZATI PLOT (A) : NULL REMARK 3 ESD FROM C-V SIGMAA (A) : NULL REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.020 REMARK 3 BOND ANGLES (DEGREES) : 2.70 REMARK 3 DIHEDRAL ANGLES (DEGREES) : NULL REMARK 3 IMPROPER ANGLES (DEGREES) : NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : 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 NCS MODEL : NULL REMARK 3 REMARK 3 NCS RESTRAINTS. RMS SIGMA/WEIGHT REMARK 3 GROUP 1 POSITIONAL (A) : NULL ; NULL REMARK 3 GROUP 1 B-FACTOR (A**2) : NULL ; NULL REMARK 3 REMARK 3 PARAMETER FILE 1 : NULL REMARK 3 TOPOLOGY FILE 1 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1PPE COMPLIES WITH FORMAT V. 3.15, 01-DEC-08 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY BNL. 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: SQUASH REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 46.62 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.30 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: NULL REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 21 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X+1/2,-Y,Z+1/2 REMARK 290 3555 -X,Y+1/2,-Z+1/2 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 29.64000 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 37.29500 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 27.73500 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 37.29500 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 29.64000 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 27.73500 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: DIMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 1680 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 9920 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -7.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: E, I 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 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 VAL E 76 N REMARK 480 LYS E 87 CD REMARK 480 LYS E 145 CE NZ REMARK 480 SER E 147 OG REMARK 480 ASP E 165 OD1 OD2 REMARK 480 LYS E 169 NZ REMARK 480 GLU E 186 CG CD OE1 OE2 REMARK 480 LYS E 188 NZ REMARK 480 LYS I 11 CD REMARK 480 GLU I 24 CD OE1 OE2 REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CLOSE CONTACTS REMARK 500 REMARK 500 THE FOLLOWING ATOMS THAT ARE RELATED BY CRYSTALLOGRAPHIC REMARK 500 SYMMETRY ARE IN CLOSE CONTACT. AN ATOM LOCATED WITHIN 0.15 REMARK 500 ANGSTROMS OF A SYMMETRY RELATED ATOM IS ASSUMED TO BE ON A REMARK 500 SPECIAL POSITION AND IS, THEREFORE, LISTED IN REMARK 375 REMARK 500 INSTEAD OF REMARK 500. ATOMS WITH NON-BLANK ALTERNATE REMARK 500 LOCATION INDICATORS ARE NOT INCLUDED IN THE CALCULATIONS. REMARK 500 REMARK 500 DISTANCE CUTOFF: REMARK 500 2.2 ANGSTROMS FOR CONTACTS NOT INVOLVING HYDROGEN ATOMS REMARK 500 1.6 ANGSTROMS FOR CONTACTS INVOLVING HYDROGEN ATOMS REMARK 500 REMARK 500 ATM1 RES C SSEQI ATM2 RES C SSEQI SSYMOP DISTANCE REMARK 500 O HOH E 968 O HOH E 970 3555 0.15 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 TRP E 141 NE1 TRP E 141 CE2 -0.083 REMARK 500 TRP E 215 NE1 TRP E 215 CE2 -0.107 REMARK 500 TRP E 237 NE1 TRP E 237 CE2 -0.094 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 E 61 N - CA - CB ANGL. DEV. = -9.1 DEGREES REMARK 500 ARG E 117 NE - CZ - NH1 ANGL. DEV. = 3.1 DEGREES REMARK 500 TYR E 151 CB - CG - CD1 ANGL. DEV. = -4.4 DEGREES REMARK 500 GLY E 174 C - N - CA ANGL. DEV. = -13.3 DEGREES REMARK 500 ARG I 1 NE - CZ - NH1 ANGL. DEV. = 7.5 DEGREES REMARK 500 ARG I 1 NE - CZ - NH2 ANGL. DEV. = -9.3 DEGREES REMARK 500 GLU I 9 OE1 - CD - OE2 ANGL. DEV. = -7.5 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 ASN E 115 -157.34 -149.00 REMARK 500 SER E 195 140.24 -37.55 REMARK 500 SER E 214 -65.57 -123.99 REMARK 500 ALA I 18 -127.27 55.88 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 GLU E 70 ASP E 71 149.88 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 TYR E 39 0.10 SIDE_CHAIN REMARK 500 TYR E 59 0.07 SIDE_CHAIN REMARK 500 TYR E 228 0.06 SIDE_CHAIN REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: MAIN CHAIN PLANARITY REMARK 500 REMARK 500 THE FOLLOWING RESIDUES HAVE A PSEUDO PLANARITY REMARK 500 TORSION, C(I) - CA(I) - N(I+1) - O(I), GREATER REMARK 500 10.0 DEGREES. (M=MODEL NUMBER; RES=RESIDUE NAME; REMARK 500 C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; REMARK 500 I=INSERTION CODE). REMARK 500 REMARK 500 M RES CSSEQI ANGLE REMARK 500 THR E 21 11.37 REMARK 500 LEU E 33 10.94 REMARK 500 SER E 37 12.96 REMARK 500 ILE E 47 -11.21 REMARK 500 CYS E 58 11.28 REMARK 500 GLU E 70 -10.21 REMARK 500 VAL E 76 10.18 REMARK 500 GLY E 78 -10.03 REMARK 500 LYS E 109 -11.04 REMARK 500 ALA E 111 -10.06 REMARK 500 SER E 120 12.62 REMARK 500 SER E 167 -10.36 REMARK 500 MET E 180 -10.99 REMARK 500 PRO E 198 -13.59 REMARK 500 LEU I 17 -10.45 REMARK 500 GLU I 19 -11.24 REMARK 500 REMARK 500 REMARK: NULL DBREF 1PPE E 16 245 UNP P00760 TRY1_BOVIN 21 243 DBREF 1PPE I 1 29 UNP P01074 ITR1_CUCMA 1 29 SEQRES 1 E 223 ILE VAL GLY GLY TYR THR CYS GLY ALA ASN THR VAL PRO SEQRES 2 E 223 TYR GLN VAL SER LEU ASN SER GLY TYR HIS PHE CYS GLY SEQRES 3 E 223 GLY SER LEU ILE ASN SER GLN TRP VAL VAL SER ALA ALA SEQRES 4 E 223 HIS CYS TYR LYS SER GLY ILE GLN VAL ARG LEU GLY GLU SEQRES 5 E 223 ASP ASN ILE ASN VAL VAL GLU GLY ASN GLU GLN PHE ILE SEQRES 6 E 223 SER ALA SER LYS SER ILE VAL HIS PRO SER TYR ASN SER SEQRES 7 E 223 ASN THR LEU ASN ASN ASP ILE MET LEU ILE LYS LEU LYS SEQRES 8 E 223 SER ALA ALA SER LEU ASN SER ARG VAL ALA SER ILE SER SEQRES 9 E 223 LEU PRO THR SER CYS ALA SER ALA GLY THR GLN CYS LEU SEQRES 10 E 223 ILE SER GLY TRP GLY ASN THR LYS SER SER GLY THR SER SEQRES 11 E 223 TYR PRO ASP VAL LEU LYS CYS LEU LYS ALA PRO ILE LEU SEQRES 12 E 223 SER ASP SER SER CYS LYS SER ALA TYR PRO GLY GLN ILE SEQRES 13 E 223 THR SER ASN MET PHE CYS ALA GLY TYR LEU GLU GLY GLY SEQRES 14 E 223 LYS ASP SER CYS GLN GLY ASP SER GLY GLY PRO VAL VAL SEQRES 15 E 223 CYS SER GLY LYS LEU GLN GLY ILE VAL SER TRP GLY SER SEQRES 16 E 223 GLY CYS ALA GLN LYS ASN LYS PRO GLY VAL TYR THR LYS SEQRES 17 E 223 VAL CYS ASN TYR VAL SER TRP ILE LYS GLN THR ILE ALA SEQRES 18 E 223 SER ASN SEQRES 1 I 29 ARG VAL CYS PRO ARG ILE LEU MET GLU CYS LYS LYS ASP SEQRES 2 I 29 SER ASP CYS LEU ALA GLU CYS VAL CYS LEU GLU HIS GLY SEQRES 3 I 29 TYR CYS GLY FORMUL 3 HOH *140(H2 O) HELIX 1 1 ALA E 55 TYR E 59 5 5 HELIX 2 2 SER E 164 TYR E 172 1 9 HELIX 3 3 TYR E 234 SER E 244 1 11 HELIX 4 4 LYS I 12 CYS I 16 5 5 SHEET 1 A 7 MET E 180 ALA E 183 0 SHEET 2 A 7 GLY E 226 LYS E 230 -1 O GLY E 226 N ALA E 183 SHEET 3 A 7 LYS E 204 GLY E 216 -1 O ILE E 212 N THR E 229 SHEET 4 A 7 PRO E 198 CYS E 201 -1 N VAL E 199 O GLY E 211 SHEET 5 A 7 GLN E 135 GLY E 140 -1 N LEU E 137 O VAL E 200 SHEET 6 A 7 LYS E 156 PRO E 161 -1 O LYS E 156 N GLY E 140 SHEET 7 A 7 TYR E 20 THR E 21 -1 O TYR E 20 N CYS E 157 SHEET 1 B 4 MET E 180 ALA E 183 0 SHEET 2 B 4 GLY E 226 LYS E 230 -1 O GLY E 226 N ALA E 183 SHEET 3 B 4 LYS E 204 GLY E 216 -1 O ILE E 212 N THR E 229 SHEET 4 B 4 CYS I 3 PRO I 4 -1 N CYS I 3 O GLY E 216 SHEET 1 C 7 GLN E 30 ASN E 34 0 SHEET 2 C 7 HIS E 40 LEU E 46 -1 N PHE E 41 O LEU E 33 SHEET 3 C 7 TRP E 51 SER E 54 -1 N VAL E 53 O SER E 45 SHEET 4 C 7 MET E 104 LEU E 108 -1 N MET E 104 O SER E 54 SHEET 5 C 7 GLN E 81 VAL E 90 -1 N SER E 86 O LYS E 107 SHEET 6 C 7 GLN E 64 LEU E 67 -1 O VAL E 65 N ILE E 83 SHEET 7 C 7 GLN E 30 ASN E 34 -1 O SER E 32 N ARG E 66 SHEET 1 D 2 VAL I 21 CYS I 22 0 SHEET 2 D 2 CYS I 28 GLY I 29 -1 O GLY I 29 N VAL I 21 SSBOND 1 CYS E 22 CYS E 157 1555 1555 2.00 SSBOND 2 CYS E 42 CYS E 58 1555 1555 1.99 SSBOND 3 CYS E 128 CYS E 232 1555 1555 2.05 SSBOND 4 CYS E 136 CYS E 201 1555 1555 2.05 SSBOND 5 CYS E 168 CYS E 182 1555 1555 2.00 SSBOND 6 CYS E 191 CYS E 220 1555 1555 2.01 SSBOND 7 CYS I 3 CYS I 20 1555 1555 2.01 SSBOND 8 CYS I 10 CYS I 22 1555 1555 2.09 SSBOND 9 CYS I 16 CYS I 28 1555 1555 2.07 CRYST1 59.280 55.470 74.590 90.00 90.00 90.00 P 21 21 21 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 0.016869 0.000000 0.000000 0.00000 SCALE2 0.000000 0.018028 0.000000 0.00000 SCALE3 0.000000 0.000000 0.013407 0.00000