HEADER HYDROLASE/HYDROLASE INHIBITOR 19-APR-13 4K8Y TITLE ATOMIC RESOLUTION CRYSTAL STRUCTURES OF KALLIKREIN-RELATED PEPTIDASE 4 TITLE 2 COMPLEXED WITH SUNFLOWER TRYPSIN INHIBITOR (SFTI-1) COMPND MOL_ID: 1; COMPND 2 MOLECULE: KALLIKREIN-4; COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: RELATED PEPTIDASE 4, UNP RESIDUES 31-253; COMPND 5 SYNONYM: ENAMEL MATRIX SERINE PROTEINASE 1, KALLIKREIN-LIKE PROTEIN COMPND 6 1, KLK-L1, PROSTASE, SERINE PROTEASE 17; COMPND 7 EC: 3.4.21.-; COMPND 8 ENGINEERED: YES; COMPND 9 MOL_ID: 2; COMPND 10 MOLECULE: TRYPSIN INHIBITOR 1; COMPND 11 CHAIN: B; COMPND 12 SYNONYM: SFTI-1; COMPND 13 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_COMMON: HUMAN; SOURCE 4 ORGANISM_TAXID: 9606; SOURCE 5 GENE: KLK4; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: BL21(DE3)PLYSS; SOURCE 9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 10 EXPRESSION_SYSTEM_PLASMID: PET12A-PROPSA-HK4; SOURCE 11 MOL_ID: 2; SOURCE 12 SYNTHETIC: YES; SOURCE 13 ORGANISM_SCIENTIFIC: HELIANTHUS ANNUUS; SOURCE 14 ORGANISM_COMMON: COMMON SUNFLOWER; SOURCE 15 ORGANISM_TAXID: 4232; SOURCE 16 OTHER_DETAILS: THIS INHIBITOR OCCURS NATURALLY IN SUNFLOWERS KEYWDS BOWMAN-BIRK INHIBITOR, PROTEASE, PROTEASE INHIBITOR, HYDROLASE- KEYWDS 2 HYDROLASE INHIBITOR COMPLEX EXPDTA X-RAY DIFFRACTION AUTHOR O.V.ILYICHOVA,J.E.SWEDBERG,S.J.DE VEER,K.C.SIT,J.M.HARRIS,A.M.BUCKLE REVDAT 5 08-NOV-23 4K8Y 1 LINK REVDAT 4 15-NOV-17 4K8Y 1 REMARK REVDAT 3 02-NOV-16 4K8Y 1 JRNL REVDAT 2 09-MAR-16 4K8Y 1 ATOM REVDAT 1 23-APR-14 4K8Y 0 JRNL AUTH B.T.RILEY,O.ILYICHOVA,M.G.S.COSTA,B.T.POREBSKI,S.J.DE VEER, JRNL AUTH 2 J.E.SWEDBERG,I.KASS,J.M.HARRIS,D.E.HOKE,A.M.BUCKLE JRNL TITL DIRECT AND INDIRECT MECHANISMS OF KLK4 INHIBITION REVEALED JRNL TITL 2 BY STRUCTURE AND DYNAMICS JRNL REF SCI REP V. 6 35385 2016 JRNL REFN ESSN 2045-2322 JRNL PMID 27767076 JRNL DOI 10.1038/SREP35385 REMARK 2 REMARK 2 RESOLUTION. 1.00 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX (PHENIX.REFINE: 1.8.2_1309) REMARK 3 AUTHORS : PAUL ADAMS,PAVEL AFONINE,VINCENT CHEN,IAN REMARK 3 : DAVIS,KRESHNA GOPAL,RALF GROSSE-KUNSTLEVE, REMARK 3 : LI-WEI HUNG,ROBERT IMMORMINO,TOM IOERGER, REMARK 3 : AIRLIE MCCOY,ERIK MCKEE,NIGEL MORIARTY, REMARK 3 : REETAL PAI,RANDY READ,JANE RICHARDSON, REMARK 3 : DAVID RICHARDSON,TOD ROMO,JIM SACCHETTINI, REMARK 3 : NICHOLAS SAUTER,JACOB SMITH,LAURENT REMARK 3 : STORONI,TOM TERWILLIGER,PETER ZWART REMARK 3 REMARK 3 REFINEMENT TARGET : MLHL REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.00 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 29.30 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.340 REMARK 3 COMPLETENESS FOR RANGE (%) : 99.5 REMARK 3 NUMBER OF REFLECTIONS : 100641 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.151 REMARK 3 R VALUE (WORKING SET) : 0.150 REMARK 3 FREE R VALUE : 0.170 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.990 REMARK 3 FREE R VALUE TEST SET COUNT : 5026 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT (IN BINS). REMARK 3 BIN RESOLUTION RANGE COMPL. NWORK NFREE RWORK RFREE REMARK 3 1 29.3083 - 3.3004 0.96 2607 147 0.1461 0.1553 REMARK 3 2 3.3004 - 2.6202 1.00 2710 141 0.1640 0.1846 REMARK 3 3 2.6202 - 2.2891 1.00 2681 138 0.1593 0.1697 REMARK 3 4 2.2891 - 2.0799 1.00 2692 136 0.1502 0.1818 REMARK 3 5 2.0799 - 1.9308 1.00 2701 123 0.1451 0.1565 REMARK 3 6 1.9308 - 1.8170 1.00 2678 134 0.1433 0.1632 REMARK 3 7 1.8170 - 1.7260 1.00 2652 150 0.1435 0.1632 REMARK 3 8 1.7260 - 1.6509 1.00 2683 130 0.1388 0.1752 REMARK 3 9 1.6509 - 1.5873 1.00 2658 151 0.1330 0.1548 REMARK 3 10 1.5873 - 1.5326 1.00 2633 165 0.1303 0.1527 REMARK 3 11 1.5326 - 1.4847 1.00 2691 147 0.1293 0.1421 REMARK 3 12 1.4847 - 1.4422 0.99 2647 127 0.1296 0.1437 REMARK 3 13 1.4422 - 1.4043 0.99 2634 145 0.1342 0.1667 REMARK 3 14 1.4043 - 1.3700 1.00 2662 134 0.1348 0.1654 REMARK 3 15 1.3700 - 1.3388 0.99 2648 132 0.1366 0.1616 REMARK 3 16 1.3388 - 1.3104 1.00 2692 127 0.1315 0.1340 REMARK 3 17 1.3104 - 1.2841 0.99 2615 138 0.1390 0.1679 REMARK 3 18 1.2841 - 1.2599 1.00 2690 138 0.1395 0.1871 REMARK 3 19 1.2599 - 1.2374 0.99 2629 128 0.1443 0.1752 REMARK 3 20 1.2374 - 1.2164 0.99 2660 144 0.1436 0.1794 REMARK 3 21 1.2164 - 1.1968 0.99 2643 161 0.1483 0.1678 REMARK 3 22 1.1968 - 1.1784 0.99 2606 162 0.1460 0.1560 REMARK 3 23 1.1784 - 1.1611 1.00 2632 155 0.1469 0.1762 REMARK 3 24 1.1611 - 1.1447 1.00 2650 144 0.1449 0.1712 REMARK 3 25 1.1447 - 1.1292 0.99 2666 133 0.1475 0.1760 REMARK 3 26 1.1292 - 1.1146 1.00 2658 143 0.1488 0.1784 REMARK 3 27 1.1146 - 1.1006 1.00 2612 101 0.1501 0.1487 REMARK 3 28 1.1006 - 1.0874 0.99 2699 140 0.1597 0.2097 REMARK 3 29 1.0874 - 1.0747 0.99 2628 142 0.1625 0.1895 REMARK 3 30 1.0747 - 1.0627 1.00 2657 143 0.1700 0.1709 REMARK 3 31 1.0627 - 1.0511 0.99 2646 149 0.1855 0.2340 REMARK 3 32 1.0511 - 1.0400 1.00 2649 142 0.1953 0.2303 REMARK 3 33 1.0400 - 1.0294 0.99 2627 114 0.2091 0.2297 REMARK 3 34 1.0294 - 1.0192 0.99 2670 139 0.2222 0.2154 REMARK 3 35 1.0192 - 1.0094 0.99 2641 132 0.2375 0.2176 REMARK 3 36 1.0094 - 1.0000 1.00 2668 151 0.2507 0.2742 REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : FLAT BULK SOLVENT MODEL REMARK 3 SOLVENT RADIUS : 1.11 REMARK 3 SHRINKAGE RADIUS : 0.90 REMARK 3 K_SOL : NULL REMARK 3 B_SOL : NULL REMARK 3 REMARK 3 ERROR ESTIMATES. REMARK 3 COORDINATE ERROR (MAXIMUM-LIKELIHOOD BASED) : 0.090 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 15.560 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 6.03 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 11.96 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 TWINNING INFORMATION. REMARK 3 FRACTION: NULL REMARK 3 OPERATOR: NULL REMARK 3 REMARK 3 DEVIATIONS FROM IDEAL VALUES. REMARK 3 RMSD COUNT REMARK 3 BOND : 0.006 1991 REMARK 3 ANGLE : 1.212 2730 REMARK 3 CHIRALITY : 0.083 305 REMARK 3 PLANARITY : 0.006 369 REMARK 3 DIHEDRAL : 13.159 734 REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : NULL REMARK 3 REMARK 3 NCS DETAILS REMARK 3 NUMBER OF NCS GROUPS : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 4K8Y COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 30-APR-13. REMARK 100 THE DEPOSITION ID IS D_1000079040. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 23-SEP-12 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 4.8 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : AUSTRALIAN SYNCHROTRON REMARK 200 BEAMLINE : MX2 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.82660 REMARK 200 MONOCHROMATOR : SI(111): 4.5-21 KEV, SI(311): 11 REMARK 200 -35 KEV REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 315R REMARK 200 INTENSITY-INTEGRATION SOFTWARE : MOSFLM REMARK 200 DATA SCALING SOFTWARE : SCALA REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 100687 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.000 REMARK 200 RESOLUTION RANGE LOW (A) : 29.300 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : -3.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 90.1 REMARK 200 DATA REDUNDANCY : 4.000 REMARK 200 R MERGE (I) : 0.09500 REMARK 200 R SYM (I) : 0.09500 REMARK 200 FOR THE DATA SET : 8.7000 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 (%) : 84.9 REMARK 200 DATA REDUNDANCY IN SHELL : 3.90 REMARK 200 R MERGE FOR SHELL (I) : 0.43500 REMARK 200 R SYM FOR SHELL (I) : 0.43500 REMARK 200 FOR SHELL : 2.700 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: PHASER REMARK 200 STARTING MODEL: PDB ENTRY 2BDG REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 34.50 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 1.88 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.2M LITHIUM SULFATE, 0.1M SODIUM REMARK 280 ACETATE, 20%(W/V) PEG 8000, PH 4.8, VAPOR DIFFUSION, HANGING REMARK 280 DROP, TEMPERATURE 293K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 1 21 1 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,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 37.87350 REMARK 290 SMTRY3 2 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: 1350 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 9890 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -9.0 KCAL/MOL 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 400 REMARK 400 COMPOUND REMARK 400 REMARK 400 THE TRYPSIN INHIBITOR 1 IS POLYPEPTIDE, A MEMBER OF TRYPSIN REMARK 400 INHIBITOR CLASS. REMARK 400 REMARK 400 GROUP: 1 REMARK 400 NAME: TRYPSIN INHIBITOR 1 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 PRO B 13 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 ASN A 37 CG OD1 ND2 REMARK 470 ARG A 119 CD NE CZ NH1 NH2 REMARK 470 GLU A 166 CG CD OE1 OE2 REMARK 470 LYS A 170 CE NZ REMARK 470 GLN A 186A CG CD OE1 NE2 REMARK 470 LYS A 240 NZ REMARK 470 ASP B 14 CG OD1 OD2 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 OH TYR A 176 O HOH A 406 2.17 REMARK 500 REMARK 500 REMARK: NULL 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 A 173 O HOH A 472 2645 2.14 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 HIS A 71 -65.95 -133.25 REMARK 500 LEU A 99 -8.30 73.63 REMARK 500 SER A 214 -69.47 -120.24 REMARK 500 REMARK 500 REMARK: NULL REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR CHAIN B OF TRYPSIN INHIBITOR 1 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 4K1E RELATED DB: PDB REMARK 900 THE SAME PROTEIN COMPLEX WITH FCQR VARIANT REMARK 900 RELATED ID: 2BDI RELATED DB: PDB REMARK 900 KALLIKREIN-4 STRUCTURE REMARK 900 RELATED ID: 2BDH RELATED DB: PDB REMARK 900 KALLIKREIN-4 STRUCTURE REMARK 900 RELATED ID: 2BDG RELATED DB: PDB REMARK 900 KALLIKREIN-4 STRUCTURE REMARK 900 RELATED ID: 1SFI RELATED DB: PDB REMARK 900 STRUCTURE OF SFTI-1 COMPLEXED WITH TRYPSIN REMARK 900 RELATED ID: 4KEL RELATED DB: PDB REMARK 900 RELATED ID: 4KGA RELATED DB: PDB REMARK 999 REMARK 999 SEQUENCE REMARK 999 THIS SEQUENCE IS NATURAL VARIANT (VARIANT RS2569527) DBREF 4K8Y A 16 244 UNP Q9Y5K2 KLK4_HUMAN 31 253 DBREF 4K8Y B 1 14 UNP Q4GWU5 SFTI1_HELAN 40 53 SEQADV 4K8Y GLN A 186A UNP Q9Y5K2 HIS 197 SEE REMARK 999 SEQRES 1 A 223 ILE ILE ASN GLY GLU ASP CYS SER PRO HIS SER GLN PRO SEQRES 2 A 223 TRP GLN ALA ALA LEU VAL MET GLU ASN GLU LEU PHE CYS SEQRES 3 A 223 SER GLY VAL LEU VAL HIS PRO GLN TRP VAL LEU SER ALA SEQRES 4 A 223 ALA HIS CYS PHE GLN ASN SER TYR THR ILE GLY LEU GLY SEQRES 5 A 223 LEU HIS SER LEU GLU ALA ASP GLN GLU PRO GLY SER GLN SEQRES 6 A 223 MET VAL GLU ALA SER LEU SER VAL ARG HIS PRO GLU TYR SEQRES 7 A 223 ASN ARG PRO LEU LEU ALA ASN ASP LEU MET LEU ILE LYS SEQRES 8 A 223 LEU ASP GLU SER VAL SER GLU SER ASP THR ILE ARG SER SEQRES 9 A 223 ILE SER ILE ALA SER GLN CYS PRO THR ALA GLY ASN SER SEQRES 10 A 223 CYS LEU VAL SER GLY TRP GLY LEU LEU ALA ASN GLY ARG SEQRES 11 A 223 MET PRO THR VAL LEU GLN CYS VAL ASN VAL SER VAL VAL SEQRES 12 A 223 SER GLU GLU VAL CYS SER LYS LEU TYR ASP PRO LEU TYR SEQRES 13 A 223 HIS PRO SER MET PHE CYS ALA GLY GLY GLY GLN ASP GLN SEQRES 14 A 223 LYS ASP SER CYS ASN GLY ASP SER GLY GLY PRO LEU ILE SEQRES 15 A 223 CYS ASN GLY TYR LEU GLN GLY LEU VAL SER PHE GLY LYS SEQRES 16 A 223 ALA PRO CYS GLY GLN VAL GLY VAL PRO GLY VAL TYR THR SEQRES 17 A 223 ASN LEU CYS LYS PHE THR GLU TRP ILE GLU LYS THR VAL SEQRES 18 A 223 GLN ALA SEQRES 1 B 14 GLY ARG CYS THR LYS SER ILE PRO PRO ILE CYS PHE PRO SEQRES 2 B 14 ASP FORMUL 3 HOH *326(H2 O) HELIX 1 1 ALA A 55 PHE A 59 5 5 HELIX 2 2 GLU A 74 GLU A 77 5 5 HELIX 3 3 SER A 164 ASP A 173 1 10 HELIX 4 4 PHE A 234 ALA A 244 1 11 SHEET 1 A 7 GLU A 20 ASP A 21 0 SHEET 2 A 7 GLN A 156 SER A 161 -1 O CYS A 157 N GLU A 20 SHEET 3 A 7 SER A 135 GLY A 140 -1 N VAL A 138 O VAL A 158 SHEET 4 A 7 PRO A 198 CYS A 201 -1 O ILE A 200 N LEU A 137 SHEET 5 A 7 TYR A 208 LYS A 217 -1 O GLN A 210 N LEU A 199 SHEET 6 A 7 GLY A 226 ASN A 230 -1 O VAL A 227 N PHE A 215 SHEET 7 A 7 MET A 180 ALA A 183 -1 N PHE A 181 O TYR A 228 SHEET 1 B 7 GLU A 20 ASP A 21 0 SHEET 2 B 7 GLN A 156 SER A 161 -1 O CYS A 157 N GLU A 20 SHEET 3 B 7 SER A 135 GLY A 140 -1 N VAL A 138 O VAL A 158 SHEET 4 B 7 PRO A 198 CYS A 201 -1 O ILE A 200 N LEU A 137 SHEET 5 B 7 TYR A 208 LYS A 217 -1 O GLN A 210 N LEU A 199 SHEET 6 B 7 ARG B 2 THR B 4 -1 O CYS B 3 N GLY A 216 SHEET 7 B 7 CYS B 11 PHE B 12 -1 O PHE B 12 N ARG B 2 SHEET 1 C 7 GLN A 81 ALA A 85 0 SHEET 2 C 7 TYR A 63 LEU A 67 -1 N TYR A 63 O ALA A 85 SHEET 3 C 7 GLN A 30 MET A 35 -1 N ALA A 32 O GLY A 66 SHEET 4 C 7 GLU A 38 HIS A 48 -1 O CYS A 42 N LEU A 33 SHEET 5 C 7 TRP A 51 SER A 54 -1 O LEU A 53 N VAL A 45 SHEET 6 C 7 MET A 104 LYS A 107 -1 O ILE A 106 N VAL A 52 SHEET 7 C 7 LEU A 87 ARG A 90 -1 N VAL A 89 O LEU A 105 SSBOND 1 CYS A 22 CYS A 157 1555 1555 2.03 SSBOND 2 CYS A 42 CYS A 58 1555 1555 2.04 SSBOND 3 CYS A 128 CYS A 232 1555 1555 2.04 SSBOND 4 CYS A 136 CYS A 201 1555 1555 2.04 SSBOND 5 CYS A 168 CYS A 182 1555 1555 2.03 SSBOND 6 CYS A 191 CYS A 220 1555 1555 2.04 SSBOND 7 CYS B 3 CYS B 11 1555 1555 2.04 LINK N GLY B 1 C ASP B 14 1555 1555 1.41 CISPEP 1 ARG A 96 PRO A 97 0 9.70 CISPEP 2 ARG A 96 PRO A 97 0 -0.60 CISPEP 3 ASP A 173 PRO A 174 0 5.45 CISPEP 4 ASP A 173 PRO A 174 0 2.09 CISPEP 5 ALA A 218 PRO A 219 0 0.55 CISPEP 6 ILE B 7 PRO B 8 0 -2.10 SITE 1 AC1 32 PHE A 41 CYS A 42 HIS A 57 LEU A 99 SITE 2 AC1 32 GLY A 133 ASN A 134 SER A 135 MET A 151 SITE 3 AC1 32 LEU A 171 ASP A 189 SER A 190 CYS A 191 SITE 4 AC1 32 ASN A 192 GLY A 193 ASP A 194 SER A 195 SITE 5 AC1 32 VAL A 213 SER A 214 PHE A 215 GLY A 216 SITE 6 AC1 32 LYS A 217 ALA A 218 HOH A 306 HOH A 421 SITE 7 AC1 32 HOH B 101 HOH B 102 HOH B 104 HOH B 105 SITE 8 AC1 32 HOH B 106 HOH B 109 HOH B 111 HOH B 114 CRYST1 31.927 75.747 39.743 90.00 95.73 90.00 P 1 21 1 2 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 0.031321 0.000000 0.003143 0.00000 SCALE2 0.000000 0.013202 0.000000 0.00000 SCALE3 0.000000 0.000000 0.025288 0.00000