HEADER COMPLEX (PROTEINASE-INHIBITOR) 21-MAY-84 2KAI TITLE REFINED 2.5 ANGSTROMS X-RAY CRYSTAL STRUCTURE OF THE COMPLEX FORMED BY TITLE 2 PORCINE KALLIKREIN A AND THE BOVINE PANCREATIC TRYPSIN INHIBITOR. TITLE 3 CRYSTALLIZATION, PATTERSON SEARCH, STRUCTURE DETERMINATION, TITLE 4 REFINEMENT, STRUCTURE AND COMPARISON WITH ITS COMPONENTS AND WITH THE TITLE 5 BOVINE TRYPSIN-PANCREATIC TRYPSIN INHIBITOR COMPLEX COMPND MOL_ID: 1; COMPND 2 MOLECULE: KALLIKREIN A; COMPND 3 CHAIN: A; COMPND 4 EC: 3.4.21.8; COMPND 5 ENGINEERED: YES; COMPND 6 MOL_ID: 2; COMPND 7 MOLECULE: KALLIKREIN A; COMPND 8 CHAIN: B; COMPND 9 EC: 3.4.21.8; COMPND 10 ENGINEERED: YES; COMPND 11 MOL_ID: 3; COMPND 12 MOLECULE: BOVINE PANCREATIC TRYPSIN INHIBITOR; COMPND 13 CHAIN: I; COMPND 14 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: SUS SCROFA; SOURCE 3 ORGANISM_COMMON: PIG; SOURCE 4 ORGANISM_TAXID: 9823; SOURCE 5 ORGAN: PANCREAS; SOURCE 6 MOL_ID: 2; SOURCE 7 ORGANISM_SCIENTIFIC: SUS SCROFA; SOURCE 8 ORGANISM_COMMON: PIG; SOURCE 9 ORGANISM_TAXID: 9823; SOURCE 10 ORGAN: PANCREAS; SOURCE 11 MOL_ID: 3; SOURCE 12 ORGANISM_SCIENTIFIC: BOS TAURUS; SOURCE 13 ORGANISM_COMMON: CATTLE; SOURCE 14 ORGANISM_TAXID: 9913 KEYWDS COMPLEX (PROTEINASE-INHIBITOR) EXPDTA X-RAY DIFFRACTION AUTHOR W.BODE,Z.CHEN REVDAT 6 05-JUN-24 2KAI 1 SEQADV REVDAT 5 24-FEB-09 2KAI 1 VERSN REVDAT 4 01-APR-03 2KAI 1 JRNL REVDAT 3 15-OCT-91 2KAI 1 COMPND REVDAT 2 04-MAR-85 2KAI 1 SEQRES REVDAT 1 19-JUL-84 2KAI 0 JRNL AUTH Z.CHEN,W.BODE JRNL TITL REFINED 2.5 A X-RAY CRYSTAL STRUCTURE OF THE COMPLEX FORMED JRNL TITL 2 BY PORCINE KALLIKREIN A AND THE BOVINE PANCREATIC TRYPSIN JRNL TITL 3 INHIBITOR. CRYSTALLIZATION, PATTERSON SEARCH, STRUCTURE JRNL TITL 4 DETERMINATION, REFINEMENT, STRUCTURE AND COMPARISON WITH ITS JRNL TITL 5 COMPONENTS AND WITH THE BOVINE TRYPSIN-PANCREATIC TRYPSIN JRNL TITL 6 INHIBITOR COMPLEX JRNL REF J.MOL.BIOL. V. 164 283 1983 JRNL REFN ISSN 0022-2836 JRNL PMID 6188842 JRNL DOI 10.1016/0022-2836(83)90078-5 REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH W.BODE,Z.CHEN,K.BARTELS,C.KUTZBACH,G.SCHMIDT-KASTNER, REMARK 1 AUTH 2 H.BARTUNIK REMARK 1 TITL REFINED 2 ANGSTROMS X-RAY CRYSTAL STRUCTURE OF PORCINE REMARK 1 TITL 2 PANCREATIC KALLIKREIN A, A SPECIFIC TRYPSIN-LIKE SERINE REMARK 1 TITL 3 PROTEINASE. CRYSTALLIZATION, STRUCTURE REMARK 1 TITL 4 DETERMINATION,CRYSTALLOGRAPHIC REFINEMENT,STRUCTURE AND ITS REMARK 1 TITL 5 COMPARISON WITH BOVINE TRYPSIN REMARK 1 REF J.MOL.BIOL. V. 164 237 1983 REMARK 1 REFN ISSN 0022-2836 REMARK 2 REMARK 2 RESOLUTION. 2.50 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) : 2.50 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : NULL 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) : 0.224 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 : 2237 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 0 REMARK 3 SOLVENT ATOMS : 10 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) : NULL REMARK 3 BOND ANGLES (DEGREES) : NULL 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: REMARK 3 AN OCCUPANCY OF 0.0 INDICATES THAT NO SIGNIFICANT ELECTRON REMARK 3 DENSITY WAS FOUND IN THE FINAL FOURIER MAP AND THAT THE REMARK 3 COORDINATES WERE GENERATED USING STEREOCHEMICAL CRITERIA. REMARK 3 NO COORDINATES ARE INCLUDED FOR RESIDUE 1 OF PTI OR FOR REMARK 3 MOST OF RESIDUE 58 OF PTI. REMARK 3 REMARK 3 IN ORDER NOT TO RESTRAIN THE APPROACH OF OG OF SER B 195 TO REMARK 3 THE SUSCEPTIBLE INHIBITOR BOND, THE NORMAL CONSTRAINTS REMARK 3 IMPOSED ON THE NON-BONDED INTERACTIONS BETWEEN THIS ATOM REMARK 3 AND THE NEIGHBORING ATOMS OF THE INHIBITOR WERE REMOVED BY REMARK 3 CONVERTING THIS OG INTO A NEW ATOM TYPE OI WITH NON-BONDING REMARK 3 INTERACTION FORCES OF ZERO. THIS ATOM IS IDENTIFIED AS OG REMARK 3 IN THE COORDINATES BELOW. REMARK 4 REMARK 4 2KAI 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_1000178280. 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 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 FOR SHELL : NULL REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: NULL REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: NULL REMARK 200 SOFTWARE USED: NULL REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 74.15 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 4.76 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: NULL REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 41 21 2 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,-Y,Z+1/2 REMARK 290 3555 -Y+1/2,X+1/2,Z+1/4 REMARK 290 4555 Y+1/2,-X+1/2,Z+3/4 REMARK 290 5555 -X+1/2,Y+1/2,-Z+1/4 REMARK 290 6555 X+1/2,-Y+1/2,-Z+3/4 REMARK 290 7555 Y,X,-Z REMARK 290 8555 -Y,-X,-Z+1/2 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 54.30000 REMARK 290 SMTRY1 3 0.000000 -1.000000 0.000000 53.10000 REMARK 290 SMTRY2 3 1.000000 0.000000 0.000000 53.10000 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 27.15000 REMARK 290 SMTRY1 4 0.000000 1.000000 0.000000 53.10000 REMARK 290 SMTRY2 4 -1.000000 0.000000 0.000000 53.10000 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 81.45000 REMARK 290 SMTRY1 5 -1.000000 0.000000 0.000000 53.10000 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 53.10000 REMARK 290 SMTRY3 5 0.000000 0.000000 -1.000000 27.15000 REMARK 290 SMTRY1 6 1.000000 0.000000 0.000000 53.10000 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 53.10000 REMARK 290 SMTRY3 6 0.000000 0.000000 -1.000000 81.45000 REMARK 290 SMTRY1 7 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY2 7 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 8 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY2 8 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 8 0.000000 0.000000 -1.000000 54.30000 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: TRIMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: TRIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 7190 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 12920 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -54.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B, 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 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 ARG I 1 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 ALA I 58 CA C O CB 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 ALA B 95Y REMARK 475 ASP B 95Z REMARK 475 GLY B 96 REMARK 475 LYS B 97 REMARK 475 PRO B 173 REMARK 475 GLY I 57 REMARK 475 ALA I 58 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 ILE A 17 CD1 REMARK 480 ARG A 20 CG CD NE CZ NH1 NH2 REMARK 480 GLU A 23 CD OE1 OE2 REMARK 480 LYS A 24 CD CE NZ REMARK 480 ASN A 25 CB CG OD1 ND2 REMARK 480 SER A 38 CB OG REMARK 480 LYS A 50 NZ REMARK 480 LYS A 59 NZ REMARK 480 ASN A 60 OD1 ND2 REMARK 480 ASP A 61 CB CG OD1 OD2 REMARK 480 GLU A 64 OE1 OE2 REMARK 480 ARG A 70 CZ NH1 NH2 REMARK 480 PHE A 74 CD1 CD2 CE1 CE2 CZ REMARK 480 GLU A 75 CG CD OE1 OE2 REMARK 480 GLU A 77 O REMARK 480 ASN A 78 OD1 ND2 REMARK 480 ALA A 87 CB REMARK 480 PHE A 94 O REMARK 480 ASN A 95 O CB CG OD1 ND2 REMARK 480 LEU A 95A O CG CD1 CD2 REMARK 480 SER A 95B CA C O CB OG REMARK 480 ASP B 98 N O CB CG OD1 OD2 REMARK 480 GLN B 109 OE1 NE2 REMARK 480 LYS B 113 CD CE NZ REMARK 480 ASP B 116 OD1 OD2 REMARK 480 LYS B 119 NZ REMARK 480 GLU B 122 CG CD OE1 OE2 REMARK 480 GLU B 128 CG CD OE1 OE2 REMARK 480 GLU B 130 CD OE1 OE2 REMARK 480 ASP B 148A CB CG OD1 OD2 REMARK 480 ASP B 148 CB CG OD1 OD2 REMARK 480 GLN B 156 OE1 NE2 REMARK 480 ALA B 169 CB REMARK 480 ASP B 170 O CB CG OD1 OD2 REMARK 480 ALA B 171 CB REMARK 480 HIS B 172 O REMARK 480 ASP B 174 N CA O CB CG OD1 OD2 REMARK 480 THR B 177 OG1 CG2 REMARK 480 MET B 192 CE REMARK 480 ASN B 202 OD1 ND2 REMARK 480 PRO B 246 C O OXT REMARK 480 ASP I 3 CG OD1 OD2 REMARK 480 GLU I 7 CG CD OE1 OE2 REMARK 480 ASN I 24 O REMARK 480 ALA I 25 O CB REMARK 480 LYS I 26 CD CE NZ REMARK 480 ALA I 27 O CB REMARK 480 LEU I 29 O CD1 CD2 REMARK 480 GLN I 31 OE1 NE2 REMARK 480 ALA I 40 CB REMARK 480 ARG I 42 NH1 NH2 REMARK 480 GLU I 49 O OE1 OE2 REMARK 480 ASP I 50 N REMARK 480 CYS I 51 O REMARK 480 MET I 52 CB CG SD CE REMARK 480 THR I 54 N CA REMARK 480 GLY I 56 C O 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 OD2 ASP B 170 O HOH I 108 4554 2.13 REMARK 500 OG SER A 95B CG2 THR B 243 7555 2.18 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 A 29 NE1 TRP A 29 CE2 -0.109 REMARK 500 TYR A 36 CZ TYR A 36 OH 0.107 REMARK 500 TRP A 51 NE1 TRP A 51 CE2 -0.102 REMARK 500 TRP A 66 NE1 TRP A 66 CE2 -0.104 REMARK 500 TRP B 141 NE1 TRP B 141 CE2 -0.099 REMARK 500 TRP B 209 NE1 TRP B 209 CE2 -0.100 REMARK 500 TRP B 215 NE1 TRP B 215 CE2 -0.097 REMARK 500 TRP B 237 NE1 TRP B 237 CE2 -0.100 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 GLU B 178 CB - CA - C ANGL. DEV. = -12.9 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 LYS A 24 -34.12 -39.66 REMARK 500 SER A 26 19.85 -68.20 REMARK 500 HIS A 27 49.88 -154.12 REMARK 500 GLN A 41 -60.64 -108.29 REMARK 500 PRO A 49 -9.93 -54.83 REMARK 500 PRO A 92 -8.88 -51.42 REMARK 500 PHE A 94 -73.77 -28.18 REMARK 500 LEU A 95A 131.62 59.83 REMARK 500 TYR B 99 44.06 -84.54 REMARK 500 THR B 115 -166.17 -128.92 REMARK 500 ASP B 148A -79.36 -101.55 REMARK 500 ASN B 165 -32.28 -30.34 REMARK 500 ASP B 170 -105.30 32.75 REMARK 500 HIS B 172 29.77 84.28 REMARK 500 PRO B 173 10.14 -68.07 REMARK 500 SER B 214 -82.09 -120.46 REMARK 500 ASN B 245 -166.46 -117.04 REMARK 500 ASN I 43 45.65 -78.65 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 ASN A 60 ASP A 61 -149.00 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 GLN A 30 0.09 SIDE CHAIN REMARK 500 GLN A 41 0.08 SIDE CHAIN REMARK 500 ASN A 60 0.10 SIDE CHAIN REMARK 500 ASN A 62 0.07 SIDE CHAIN REMARK 500 ASN A 72 0.07 SIDE CHAIN REMARK 500 GLU A 77 0.12 SIDE CHAIN REMARK 500 ASN A 78 0.07 SIDE CHAIN REMARK 500 ASP B 102 0.11 SIDE CHAIN REMARK 500 GLU B 145 0.08 SIDE CHAIN REMARK 500 GLU B 150 0.07 SIDE CHAIN REMARK 500 ASP B 153 0.07 SIDE CHAIN REMARK 500 GLU B 154 0.08 SIDE CHAIN REMARK 500 GLN B 156 0.09 SIDE CHAIN REMARK 500 GLN B 159 0.07 SIDE CHAIN REMARK 500 GLN B 164 0.07 SIDE CHAIN REMARK 500 ASN B 165 0.10 SIDE CHAIN REMARK 500 GLU B 178 0.08 SIDE CHAIN REMARK 500 ASP B 194 0.08 SIDE CHAIN REMARK 500 GLN B 210 0.08 SIDE CHAIN REMARK 500 GLU B 244 0.07 SIDE CHAIN REMARK 500 ASN B 245 0.10 SIDE CHAIN REMARK 500 ASN I 24 0.10 SIDE CHAIN REMARK 500 GLN I 31 0.07 SIDE CHAIN REMARK 500 ASN I 43 0.07 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 ANGLE, 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 ARG A 20 10.53 REMARK 500 GLN A 41 13.90 REMARK 500 PRO A 49 -10.87 REMARK 500 ASN A 60 15.68 REMARK 500 PHE A 83 -10.48 REMARK 500 GLY A 93 11.34 REMARK 500 CYS B 157 -11.10 REMARK 500 PRO B 173 11.18 REMARK 500 LEU B 181 -10.39 REMARK 500 LYS I 15 -10.07 REMARK 500 ARG I 53 -11.08 REMARK 500 REMARK 500 REMARK: NULL DBREF 2KAI A 16 95B UNP P00752 KLK_PIG 8 87 DBREF 2KAI B 95Y 246 UNP P00752 KLK_PIG 95 246 DBREF 2KAI I 1 58 UNP P00974 BPT1_BOVIN 36 93 SEQADV 2KAI ASP B 148 UNP P00752 INSERTION SEQADV 2KAI ASP B 170 UNP P00752 INSERTION SEQADV 2KAI ASP B 174 UNP P00752 INSERTION SEQADV 2KAI ASP B 239 UNP P00752 ASN 222 CONFLICT SEQRES 1 A 80 ILE ILE GLY GLY ARG GLU CYS GLU LYS ASN SER HIS PRO SEQRES 2 A 80 TRP GLN VAL ALA ILE TYR HIS TYR SER SER PHE GLN CYS SEQRES 3 A 80 GLY GLY VAL LEU VAL ASN PRO LYS TRP VAL LEU THR ALA SEQRES 4 A 80 ALA HIS CYS LYS ASN ASP ASN TYR GLU VAL TRP LEU GLY SEQRES 5 A 80 ARG HIS ASN LEU PHE GLU ASN GLU ASN THR ALA GLN PHE SEQRES 6 A 80 PHE GLY VAL THR ALA ASP PHE PRO HIS PRO GLY PHE ASN SEQRES 7 A 80 LEU SER SEQRES 1 B 152 ALA ASP GLY LYS ASP TYR SER HIS ASP LEU MET LEU LEU SEQRES 2 B 152 ARG LEU GLN SER PRO ALA LYS ILE THR ASP ALA VAL LYS SEQRES 3 B 152 VAL LEU GLU LEU PRO THR GLN GLU PRO GLU LEU GLY SER SEQRES 4 B 152 THR CYS GLU ALA SER GLY TRP GLY SER ILE GLU PRO GLY SEQRES 5 B 152 PRO ASP ASP PHE GLU PHE PRO ASP GLU ILE GLN CYS VAL SEQRES 6 B 152 GLN LEU THR LEU LEU GLN ASN THR PHE CYS ALA ASP ALA SEQRES 7 B 152 HIS PRO ASP LYS VAL THR GLU SER MET LEU CYS ALA GLY SEQRES 8 B 152 TYR LEU PRO GLY GLY LYS ASP THR CYS MET GLY ASP SER SEQRES 9 B 152 GLY GLY PRO LEU ILE CYS ASN GLY MET TRP GLN GLY ILE SEQRES 10 B 152 THR SER TRP GLY HIS THR PRO CYS GLY SER ALA ASN LYS SEQRES 11 B 152 PRO SER ILE TYR THR LYS LEU ILE PHE TYR LEU ASP TRP SEQRES 12 B 152 ILE ASP ASP THR ILE THR GLU ASN PRO SEQRES 1 I 58 ARG PRO ASP PHE CYS LEU GLU PRO PRO TYR THR GLY PRO SEQRES 2 I 58 CYS LYS ALA ARG ILE ILE ARG TYR PHE TYR ASN ALA LYS SEQRES 3 I 58 ALA GLY LEU CYS GLN THR PHE VAL TYR GLY GLY CYS ARG SEQRES 4 I 58 ALA LYS ARG ASN ASN PHE LYS SER ALA GLU ASP CYS MET SEQRES 5 I 58 ARG THR CYS GLY GLY ALA FORMUL 4 HOH *10(H2 O) HELIX 1 HA ALA A 55 LYS A 59 1SINGLE TURN 5 HELIX 2 H1B GLN B 164 HIS B 172 1164-165 FORM 3/10 H-BONDS 9 HELIX 3 H2B LYS B 230 PRO B 246 13/10 CONFORMATION BOTH ENDS 17 HELIX 4 H1I SER I 47 GLY I 56 1 10 SHEET 1 SA 6 TRP A 29 HIS A 35 0 SHEET 2 SA 6 SER A 39 ASN A 48 -1 SHEET 3 SA 6 LYS A 50 THR A 54 -1 SHEET 4 SA 6 LEU B 103 GLN B 109 -1 SHEET 5 SA 6 GLN A 81 HIS A 91 -1 SHEET 6 SA 6 VAL A 65 GLY A 69 -1 SHEET 1 SB 6 GLY B 133 GLY B 140 0 SHEET 2 SB 6 GLN B 156 LEU B 163 -1 SHEET 3 SB 6 LEU B 181 GLY B 184A-1 SHEET 4 SB 6 SER B 226 THR B 229 -1 SHEET 5 SB 6 MET B 208 TRP B 215 -1 SHEET 6 SB 6 GLY B 196 CYS B 201 -1 SHEET 1 S1I 2 ALA I 16 ALA I 25 0 SHEET 2 S1I 2 GLY I 28 GLY I 36 -1 SSBOND 1 CYS A 22 CYS B 157 1555 1555 2.10 SSBOND 2 CYS A 42 CYS A 58 1555 1555 2.12 SSBOND 3 CYS B 136 CYS B 201 1555 1555 2.12 SSBOND 4 CYS B 168 CYS B 182 1555 1555 2.10 SSBOND 5 CYS B 191 CYS B 220 1555 1555 2.10 SSBOND 6 CYS I 5 CYS I 55 1555 1555 2.02 SSBOND 7 CYS I 14 CYS I 38 1555 1555 2.05 SSBOND 8 CYS I 30 CYS I 51 1555 1555 2.07 CISPEP 1 GLY B 147A PRO B 147 0 0.10 CISPEP 2 THR B 218 PRO B 219 0 12.39 CISPEP 3 ASN B 245 PRO B 246 0 0.25 CRYST1 106.200 106.200 108.600 90.00 90.00 90.00 P 41 21 2 8 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 0.009416 0.000000 0.000000 0.00000 SCALE2 0.000000 0.009416 0.000000 0.00000 SCALE3 0.000000 0.000000 0.009208 0.00000