PDB Short entry for 1ICF HEADER HYDROLASE 07-JAN-99 1ICF TITLE CRYSTAL STRUCTURE OF MHC CLASS II ASSOCIATED P41 II FRAGMENT IN TITLE 2 COMPLEX WITH CATHEPSIN L COMPND MOL_ID: 1; COMPND 2 MOLECULE: PROTEIN (CATHEPSIN L: HEAVY CHAIN); COMPND 3 CHAIN: A, C; COMPND 4 EC: 3.4.22.15; COMPND 5 MOL_ID: 2; COMPND 6 MOLECULE: PROTEIN (CATHEPSIN L: LIGHT CHAIN); COMPND 7 CHAIN: B, D; COMPND 8 EC: 3.4.22.15; COMPND 9 MOL_ID: 3; COMPND 10 MOLECULE: PROTEIN (INVARIANT CHAIN); COMPND 11 CHAIN: I, J; COMPND 12 FRAGMENT: THYROGLOBULIN TYPE-1 DOMAIN; COMPND 13 SYNONYM: II FRAGMENT, CD74 FRAGMENT SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_COMMON: HUMAN; SOURCE 4 ORGANISM_TAXID: 9606; SOURCE 5 ORGAN: KIDNEY; SOURCE 6 MOL_ID: 2; SOURCE 7 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 8 ORGANISM_COMMON: HUMAN; SOURCE 9 ORGANISM_TAXID: 9606; SOURCE 10 ORGAN: KIDNEY; SOURCE 11 MOL_ID: 3; SOURCE 12 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 13 ORGANISM_COMMON: HUMAN; SOURCE 14 ORGANISM_TAXID: 9606; SOURCE 15 ORGAN: KIDNEY KEYWDS CYSTEINE PROTEINASE, CATHEPSIN, MHC CLASS II, INVARIANT CHAIN, KEYWDS 2 THYROGLOBULIN TYPE-1 DOMAIN, HYDROLASE EXPDTA X-RAY DIFFRACTION AUTHOR G.GUNCAR,G.PUNGERCIC,I.KLEMENCIC,V.TURK,D.TURK REVDAT 6 09-AUG-23 1ICF 1 REMARK HETSYN REVDAT 5 29-JUL-20 1ICF 1 COMPND REMARK HETNAM LINK REVDAT 5 2 1 SITE REVDAT 4 13-JUL-11 1ICF 1 VERSN REVDAT 3 24-FEB-09 1ICF 1 VERSN REVDAT 2 01-APR-03 1ICF 1 JRNL REVDAT 1 12-JAN-00 1ICF 0 JRNL AUTH G.GUNCAR,G.PUNGERCIC,I.KLEMENCIC,V.TURK,D.TURK JRNL TITL CRYSTAL STRUCTURE OF MHC CLASS II-ASSOCIATED P41 II FRAGMENT JRNL TITL 2 BOUND TO CATHEPSIN L REVEALS THE STRUCTURAL BASIS FOR JRNL TITL 3 DIFFERENTIATION BETWEEN CATHEPSINS L AND S. JRNL REF EMBO J. V. 18 793 1999 JRNL REFN ISSN 0261-4189 JRNL PMID 10022822 JRNL DOI 10.1093/EMBOJ/18.4.793 REMARK 2 REMARK 2 RESOLUTION. 2.00 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : MAIN REMARK 3 AUTHORS : TURK REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.00 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 10.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 1.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : NULL REMARK 3 DATA CUTOFF LOW (ABS(F)) : NULL REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 97.0 REMARK 3 NUMBER OF REFLECTIONS : 41514 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : THROUGHOUT REMARK 3 FREE R VALUE TEST SET SELECTION : NULL REMARK 3 R VALUE (WORKING SET) : 0.182 REMARK 3 FREE R VALUE : 0.213 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 8.000 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 : 4364 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 28 REMARK 3 SOLVENT ATOMS : 668 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) : 0.011 REMARK 3 BOND ANGLES (DEGREES) : 1.380 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 1ICF COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 28-JUL-99. REMARK 100 THE DEPOSITION ID IS D_1000007124. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 15-MAR-97 REMARK 200 TEMPERATURE (KELVIN) : 289 REMARK 200 PH : 6.1 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) : 1.5418 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : MIRRORS 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 : 42072 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.000 REMARK 200 RESOLUTION RANGE LOW (A) : 99.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 1.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 97.0 REMARK 200 DATA REDUNDANCY : 3.160 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : 0.11000 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: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: AMORE REMARK 200 STARTING MODEL: 1CJL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 52.37 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.58 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: SITTING DROP VAPOR DIFFUSION METHOD REMARK 280 RESERVOIR CONTAINED 1ML OF 0.2 M NA- ACETATE TRIHYDRATE, 30% W/V REMARK 280 PEG 8K AND 0.1M MES, PH 6.1. DROP WAS COMPOSED OF 2 MICRO L OF REMARK 280 RESERVOIR SOLUTION AND 2 MICRO L OF THE COMPLEX (10 MG/ML) IN REMARK 280 20MM NA-ACETATE AND 1MM EDTA, PH 5.0. 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 40.29700 REMARK 290 SMTRY3 2 0.000000 0.000000 -1.000000 0.00000 REMARK 290 REMARK 290 REMARK: NULL REMARK 300 REMARK 300 BIOMOLECULE: 1, 2, 3 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,PQS REMARK 350 TOTAL BURIED SURFACE AREA: 6930 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 12970 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -40.0 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 350 REMARK 350 BIOMOLECULE: 2 REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: TRIMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: TRIMERIC REMARK 350 SOFTWARE USED: PISA,PQS REMARK 350 TOTAL BURIED SURFACE AREA: 6970 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 12850 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -39.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: C, D, J 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 350 REMARK 350 BIOMOLECULE: 3 REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: HEXAMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 14760 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 24970 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -76.0 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 350 APPLY THE FOLLOWING TO CHAINS: C, D, J REMARK 350 BIOMT1 2 -1.000000 0.000000 0.000000 62.59200 REMARK 350 BIOMT2 2 0.000000 1.000000 0.000000 40.29700 REMARK 350 BIOMT3 2 0.000000 0.000000 -1.000000 0.00000 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 SER A 174 REMARK 475 THR A 175 REMARK 475 ASN B 179 REMARK 475 SER C 174 REMARK 475 THR C 175 REMARK 475 ASN D 179 REMARK 475 ASN D 180 REMARK 475 SER J 258 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 ARG A 3 CB CG CD NE CZ NH1 NH2 REMARK 480 ARG A 44 CD NE CZ NH1 NH2 REMARK 480 LYS A 120 CG CD CE NZ REMARK 480 GLU A 148 CB CG CD OE1 OE2 REMARK 480 GLU B 191 CD OE1 OE2 REMARK 480 GLU B 192 CG CD OE1 OE2 REMARK 480 ARG C 44 CZ NH1 NH2 REMARK 480 LYS C 99 CB CG CD CE NZ REMARK 480 LYS C 103 CG CD CE NZ REMARK 480 LYS C 117 CD CE NZ REMARK 480 LYS C 120 CD CE NZ REMARK 480 GLU C 159 CG CD OE1 OE2 REMARK 480 GLU D 191 CG CD OE1 OE2 REMARK 480 GLU D 192 CG CD OE1 OE2 REMARK 480 LYS I 215 CD CE NZ REMARK 480 GLU I 218 CB CG CD OE1 OE2 REMARK 480 GLU J 218 CB CG CD OE1 OE2 REMARK 480 GLU J 257 CB CG 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 ARG B 206 OG SER J 258 2656 0.88 REMARK 500 CB ASN B 207 OXT SER J 258 2656 1.36 REMARK 500 OXT THR A 175 CE MET C 38 1656 1.46 REMARK 500 CB SER J 258 O HOH B 235 2646 1.57 REMARK 500 N ASN B 207 OXT SER J 258 2656 1.77 REMARK 500 CA ASN B 207 OXT SER J 258 2656 1.84 REMARK 500 C ARG B 206 OG SER J 258 2656 1.87 REMARK 500 O SER A 174 CG2 THR C 42 1656 1.91 REMARK 500 OXT SER I 258 O HOH C 324 2655 2.00 REMARK 500 C ARG B 206 OXT SER J 258 2656 2.02 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 GLN A 21 49.04 -99.55 REMARK 500 GLU A 96 -169.40 -127.54 REMARK 500 LYS A 147 -52.18 -123.67 REMARK 500 SER A 174 165.71 -46.79 REMARK 500 GLN C 21 51.22 -99.27 REMARK 500 TYR C 89 75.84 -153.68 REMARK 500 GLU C 96 -165.78 -126.20 REMARK 500 ALA D 214 58.51 -151.46 REMARK 500 GLU I 257 -169.01 -125.60 REMARK 500 GLU J 257 -156.81 -102.32 REMARK 500 REMARK 500 REMARK: NULL REMARK 615 REMARK 615 ZERO OCCUPANCY ATOM REMARK 615 THE FOLLOWING RESIDUES HAVE ATOMS MODELED WITH ZERO REMARK 615 OCCUPANCY. THE LOCATION AND PROPERTIES OF THESE ATOMS REMARK 615 MAY NOT BE RELIABLE. (M=MODEL NUMBER; RES=RESIDUE NAME; REMARK 615 C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE): REMARK 615 M RES C SSEQI REMARK 615 HOH C 365 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: ACT REMARK 800 EVIDENCE_CODE: AUTHOR REMARK 800 SITE_DESCRIPTION: ACTIVE SITE DBREF 1ICF A 1 175 UNP P07711 CATL_HUMAN 114 288 DBREF 1ICF B 179 220 UNP P07711 CATL_HUMAN 292 333 DBREF 1ICF C 1 175 UNP P07711 CATL_HUMAN 114 288 DBREF 1ICF D 179 220 UNP P07711 CATL_HUMAN 292 333 DBREF 1ICF I 194 258 UNP P04233 HG2A_HUMAN 210 274 DBREF 1ICF J 194 258 UNP P04233 HG2A_HUMAN 210 274 SEQRES 1 A 175 ALA PRO ARG SER VAL ASP TRP ARG GLU LYS GLY TYR VAL SEQRES 2 A 175 THR PRO VAL LYS ASN GLN GLY GLN CYS GLY SER CYS TRP SEQRES 3 A 175 ALA PHE SER ALA THR GLY ALA LEU GLU GLY GLN MET PHE SEQRES 4 A 175 ARG LYS THR GLY ARG LEU ILE SER LEU SER GLU GLN ASN SEQRES 5 A 175 LEU VAL ASP CYS SER GLY PRO GLN GLY ASN GLU GLY CYS SEQRES 6 A 175 ASN GLY GLY LEU MET ASP TYR ALA PHE GLN TYR VAL GLN SEQRES 7 A 175 ASP ASN GLY GLY LEU ASP SER GLU GLU SER TYR PRO TYR SEQRES 8 A 175 GLU ALA THR GLU GLU SER CYS LYS TYR ASN PRO LYS TYR SEQRES 9 A 175 SER VAL ALA ASN ASP THR GLY PHE VAL ASP ILE PRO LYS SEQRES 10 A 175 GLN GLU LYS ALA LEU MET LYS ALA VAL ALA THR VAL GLY SEQRES 11 A 175 PRO ILE SER VAL ALA ILE ASP ALA GLY HIS GLU SER PHE SEQRES 12 A 175 LEU PHE TYR LYS GLU GLY ILE TYR PHE GLU PRO ASP CYS SEQRES 13 A 175 SER SER GLU ASP MET ASP HIS GLY VAL LEU VAL VAL GLY SEQRES 14 A 175 TYR GLY PHE GLU SER THR SEQRES 1 B 42 ASN ASN LYS TYR TRP LEU VAL LYS ASN SER TRP GLY GLU SEQRES 2 B 42 GLU TRP GLY MET GLY GLY TYR VAL LYS MET ALA LYS ASP SEQRES 3 B 42 ARG ARG ASN HIS CYS GLY ILE ALA SER ALA ALA SER TYR SEQRES 4 B 42 PRO THR VAL SEQRES 1 C 175 ALA PRO ARG SER VAL ASP TRP ARG GLU LYS GLY TYR VAL SEQRES 2 C 175 THR PRO VAL LYS ASN GLN GLY GLN CYS GLY SER CYS TRP SEQRES 3 C 175 ALA PHE SER ALA THR GLY ALA LEU GLU GLY GLN MET PHE SEQRES 4 C 175 ARG LYS THR GLY ARG LEU ILE SER LEU SER GLU GLN ASN SEQRES 5 C 175 LEU VAL ASP CYS SER GLY PRO GLN GLY ASN GLU GLY CYS SEQRES 6 C 175 ASN GLY GLY LEU MET ASP TYR ALA PHE GLN TYR VAL GLN SEQRES 7 C 175 ASP ASN GLY GLY LEU ASP SER GLU GLU SER TYR PRO TYR SEQRES 8 C 175 GLU ALA THR GLU GLU SER CYS LYS TYR ASN PRO LYS TYR SEQRES 9 C 175 SER VAL ALA ASN ASP THR GLY PHE VAL ASP ILE PRO LYS SEQRES 10 C 175 GLN GLU LYS ALA LEU MET LYS ALA VAL ALA THR VAL GLY SEQRES 11 C 175 PRO ILE SER VAL ALA ILE ASP ALA GLY HIS GLU SER PHE SEQRES 12 C 175 LEU PHE TYR LYS GLU GLY ILE TYR PHE GLU PRO ASP CYS SEQRES 13 C 175 SER SER GLU ASP MET ASP HIS GLY VAL LEU VAL VAL GLY SEQRES 14 C 175 TYR GLY PHE GLU SER THR SEQRES 1 D 42 ASN ASN LYS TYR TRP LEU VAL LYS ASN SER TRP GLY GLU SEQRES 2 D 42 GLU TRP GLY MET GLY GLY TYR VAL LYS MET ALA LYS ASP SEQRES 3 D 42 ARG ARG ASN HIS CYS GLY ILE ALA SER ALA ALA SER TYR SEQRES 4 D 42 PRO THR VAL SEQRES 1 I 65 LEU THR LYS CYS GLN GLU GLU VAL SER HIS ILE PRO ALA SEQRES 2 I 65 VAL HIS PRO GLY SER PHE ARG PRO LYS CYS ASP GLU ASN SEQRES 3 I 65 GLY ASN TYR LEU PRO LEU GLN CYS TYR GLY SER ILE GLY SEQRES 4 I 65 TYR CYS TRP CYS VAL PHE PRO ASN GLY THR GLU VAL PRO SEQRES 5 I 65 ASN THR ARG SER ARG GLY HIS HIS ASN CYS SER GLU SER SEQRES 1 J 65 LEU THR LYS CYS GLN GLU GLU VAL SER HIS ILE PRO ALA SEQRES 2 J 65 VAL HIS PRO GLY SER PHE ARG PRO LYS CYS ASP GLU ASN SEQRES 3 J 65 GLY ASN TYR LEU PRO LEU GLN CYS TYR GLY SER ILE GLY SEQRES 4 J 65 TYR CYS TRP CYS VAL PHE PRO ASN GLY THR GLU VAL PRO SEQRES 5 J 65 ASN THR ARG SER ARG GLY HIS HIS ASN CYS SER GLU SER MODRES 1ICF ASN I 240 ASN GLYCOSYLATION SITE MODRES 1ICF ASN J 240 ASN GLYCOSYLATION SITE HET NAG I 100 14 HET NAG J 100 14 HETNAM NAG 2-ACETAMIDO-2-DEOXY-BETA-D-GLUCOPYRANOSE HETSYN NAG N-ACETYL-BETA-D-GLUCOSAMINE; 2-ACETAMIDO-2-DEOXY-BETA- HETSYN 2 NAG D-GLUCOSE; 2-ACETAMIDO-2-DEOXY-D-GLUCOSE; 2-ACETAMIDO- HETSYN 3 NAG 2-DEOXY-GLUCOSE; N-ACETYL-D-GLUCOSAMINE FORMUL 7 NAG 2(C8 H15 N O6) FORMUL 9 HOH *668(H2 O) HELIX 1 1 CYS A 25 THR A 42 1 18 HELIX 2 2 GLU A 50 CYS A 56 1 7 HELIX 3 3 GLY A 58 GLN A 60 5 3 HELIX 4 4 GLY A 64 ASN A 66 5 3 HELIX 5 5 MET A 70 ASN A 80 1 11 HELIX 6 6 PRO A 102 TYR A 104 5 3 HELIX 7 7 GLU A 119 THR A 128 1 10 HELIX 8 8 GLU A 141 LEU A 144 1 4 HELIX 9 9 HIS B 208 GLY B 210 5 3 HELIX 10 10 CYS C 25 THR C 42 1 18 HELIX 11 11 GLU C 50 CYS C 56 1 7 HELIX 12 12 GLY C 58 GLN C 60 5 3 HELIX 13 13 GLY C 64 ASN C 66 5 3 HELIX 14 14 MET C 70 ASN C 80 1 11 HELIX 15 15 PRO C 102 TYR C 104 5 3 HELIX 16 16 GLU C 119 THR C 128 1 10 HELIX 17 17 GLU C 141 LEU C 144 1 4 HELIX 18 18 HIS D 208 GLY D 210 5 3 HELIX 19 19 LYS I 196 HIS I 203 1 8 HELIX 20 20 LYS J 196 HIS J 203 1 8 SHEET 1 A 2 ILE A 132 ILE A 136 0 SHEET 2 A 2 HIS A 163 VAL A 167 -1 N VAL A 167 O ILE A 132 SHEET 1 B 2 TYR B 182 LYS B 186 0 SHEET 2 B 2 TYR B 198 ALA B 202 -1 N MET B 201 O TRP B 183 SHEET 1 C 2 ILE C 132 ILE C 136 0 SHEET 2 C 2 HIS C 163 VAL C 167 -1 N VAL C 167 O ILE C 132 SHEET 1 D 2 TYR D 182 LYS D 186 0 SHEET 2 D 2 TYR D 198 ALA D 202 -1 N MET D 201 O TRP D 183 SHEET 1 E 2 LEU I 225 TYR I 228 0 SHEET 2 E 2 TYR I 233 CYS I 236 -1 N TRP I 235 O GLN I 226 SHEET 1 F 2 LEU J 225 TYR J 228 0 SHEET 2 F 2 TYR J 233 CYS J 236 -1 N TRP J 235 O GLN J 226 SSBOND 1 CYS A 22 CYS A 65 1555 1555 2.03 SSBOND 2 CYS A 56 CYS A 98 1555 1555 2.04 SSBOND 3 CYS A 156 CYS B 209 1555 1555 2.12 SSBOND 4 CYS C 22 CYS C 65 1555 1555 2.03 SSBOND 5 CYS C 56 CYS C 98 1555 1555 2.04 SSBOND 6 CYS C 156 CYS D 209 1555 1555 2.18 SSBOND 7 CYS I 197 CYS I 216 1555 1555 2.03 SSBOND 8 CYS I 227 CYS I 234 1555 1555 2.05 SSBOND 9 CYS I 236 CYS I 255 1555 1555 2.02 SSBOND 10 CYS J 197 CYS J 216 1555 1555 2.02 SSBOND 11 CYS J 227 CYS J 234 1555 1555 2.03 SSBOND 12 CYS J 236 CYS J 255 1555 1555 2.02 LINK C1 NAG I 100 ND2 ASN I 240 1555 1555 1.46 LINK C1 NAG J 100 ND2 ASN J 240 1555 1555 1.45 SITE 1 ACT 4 CYS A 25 HIS A 163 CYS C 25 HIS C 163 CRYST1 62.592 80.594 64.245 90.00 96.77 90.00 P 1 21 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 0.015976 0.000000 0.001896 0.00000 SCALE2 0.000000 0.012408 0.000000 0.00000 SCALE3 0.000000 0.000000 0.015675 0.00000 MTRIX1 1 0.967984 -0.116869 0.222146 -27.30000 1 MTRIX2 1 -0.108483 -0.992859 -0.049626 -12.94000 1 MTRIX3 1 0.226359 0.023938 -0.973750 22.04000 1