HEADER GLYCOPROTEIN 13-JUN-96 1HFX TITLE ALPHA-LACTALBUMIN COMPND MOL_ID: 1; COMPND 2 MOLECULE: ALPHA-LACTALBUMIN; COMPND 3 CHAIN: A; COMPND 4 EC: 2.4.1.22 SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: CAVIA PORCELLUS; SOURCE 3 ORGANISM_COMMON: DOMESTIC GUINEA PIG; SOURCE 4 ORGANISM_TAXID: 10141; SOURCE 5 SECRETION: MILK KEYWDS LACTOSE SYNTHASE COMPONENT, CALCIUM BINDING METALLOPROTEIN, LACTOSE, KEYWDS 2 GLYCOPROTEIN EXPDTA X-RAY DIFFRACTION AUTHOR A.C.W.PIKE,K.BREW,K.R.ACHARYA REVDAT 3 03-APR-24 1HFX 1 REMARK LINK REVDAT 2 24-FEB-09 1HFX 1 VERSN REVDAT 1 07-JUL-97 1HFX 0 JRNL AUTH A.C.PIKE,K.BREW,K.R.ACHARYA JRNL TITL CRYSTAL STRUCTURES OF GUINEA-PIG, GOAT AND BOVINE JRNL TITL 2 ALPHA-LACTALBUMIN HIGHLIGHT THE ENHANCED CONFORMATIONAL JRNL TITL 3 FLEXIBILITY OF REGIONS THAT ARE SIGNIFICANT FOR ITS ACTION JRNL TITL 4 IN LACTOSE SYNTHASE. JRNL REF STRUCTURE V. 4 691 1996 JRNL REFN ISSN 0969-2126 JRNL PMID 8805552 JRNL DOI 10.1016/S0969-2126(96)00075-5 REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH K.R.ACHARYA,J.S.REN,D.I.STUART,D.C.PHILLIPS,R.E.FENNA REMARK 1 TITL CRYSTAL STRUCTURE OF HUMAN ALPHA-LACTALBUMIN AT 1.7 A REMARK 1 TITL 2 RESOLUTION REMARK 1 REF J.MOL.BIOL. V. 221 571 1991 REMARK 1 REFN ISSN 0022-2836 REMARK 1 REFERENCE 2 REMARK 1 AUTH K.R.ACHARYA,D.I.STUART,N.P.WALKER,M.LEWIS,D.C.PHILLIPS REMARK 1 TITL REFINED STRUCTURE OF BABOON ALPHA-LACTALBUMIN AT 1.7 A REMARK 1 TITL 2 RESOLUTION. COMPARISON WITH C-TYPE LYSOZYME REMARK 1 REF J.MOL.BIOL. V. 208 99 1989 REMARK 1 REFN ISSN 0022-2836 REMARK 2 REMARK 2 RESOLUTION. 1.90 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : X-PLOR 3.1 REMARK 3 AUTHORS : BRUNGER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.90 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 8.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 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 : 7694 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) : 0.179 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 : 995 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 1 REMARK 3 SOLVENT ATOMS : 73 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 20.08 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) : 0.19 REMARK 3 LOW RESOLUTION CUTOFF (A) : 5.00 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) : 0.009 REMARK 3 BOND ANGLES (DEGREES) : 1.520 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 22.95 REMARK 3 IMPROPER ANGLES (DEGREES) : 1.320 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) : 1.500 ; NULL REMARK 3 MAIN-CHAIN ANGLE (A**2) : 2.000 ; NULL REMARK 3 SIDE-CHAIN BOND (A**2) : 1.500 ; NULL REMARK 3 SIDE-CHAIN ANGLE (A**2) : 2.000 ; 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 : PARHCSDX.PRO REMARK 3 PARAMETER FILE 2 : NULL REMARK 3 PARAMETER FILE 3 : NULL REMARK 3 TOPOLOGY FILE 1 : TOPHCSDX.PRO REMARK 3 TOPOLOGY FILE 2 : NULL REMARK 3 TOPOLOGY FILE 3 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1HFX 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_1000173834. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 01-FEB-92 REMARK 200 TEMPERATURE (KELVIN) : 298 REMARK 200 PH : 4.6 REMARK 200 NUMBER OF CRYSTALS USED : 2 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : N REMARK 200 RADIATION SOURCE : NULL REMARK 200 BEAMLINE : NULL REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.5418 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : NULL REMARK 200 DETECTOR MANUFACTURER : SIEMENS REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XENGEN REMARK 200 DATA SCALING SOFTWARE : NULL REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 8003 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.900 REMARK 200 RESOLUTION RANGE LOW (A) : 39.100 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 88.0 REMARK 200 DATA REDUNDANCY : 6.000 REMARK 200 R MERGE (I) : 0.08300 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: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: X-PLOR 3.1 REMARK 200 STARTING MODEL: HUMAN ALPHA-LACTALBUMIN REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 32.00 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 1.82 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.2M AMMONIUM SULFATE, 20-25% (W/V) REMARK 280 PEG 4000, 0.1M SODIUM ACETATE PH4.6, 20MG/ML PROTEIN 20 DEGREES REMARK 280 C, TEMPERATURE 293K 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 16.29500 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 24.50000 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 32.43500 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 24.50000 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 16.29500 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 32.43500 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: MONOMERIC REMARK 350 APPLY THE FOLLOWING TO CHAINS: A 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 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 47 171.08 167.62 REMARK 500 GLU A 121 -68.44 -162.51 REMARK 500 ALA A 122 -73.23 -88.37 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 124 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 LYS A 79 O REMARK 620 2 ASP A 82 OD1 87.8 REMARK 620 3 ASP A 84 O 173.3 85.8 REMARK 620 4 ASP A 87 OD1 93.5 141.7 90.2 REMARK 620 5 ASP A 88 OD1 96.4 144.8 90.0 73.1 REMARK 620 6 HOH A 131 O 86.6 75.5 93.7 142.9 70.0 REMARK 620 7 HOH A 144 O 86.9 69.5 89.0 72.3 145.4 144.6 REMARK 620 N 1 2 3 4 5 6 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 124 DBREF 1HFX A 1 123 UNP P00713 LALBA_CAVPO 20 142 SEQRES 1 A 123 LYS GLN LEU THR LYS CYS ALA LEU SER HIS GLU LEU ASN SEQRES 2 A 123 ASP LEU ALA GLY TYR ARG ASP ILE THR LEU PRO GLU TRP SEQRES 3 A 123 LEU CYS ILE ILE PHE HIS ILE SER GLY TYR ASP THR GLN SEQRES 4 A 123 ALA ILE VAL LYS ASN SER ASP HIS LYS GLU TYR GLY LEU SEQRES 5 A 123 PHE GLN ILE ASN ASP LYS ASP PHE CYS GLU SER SER THR SEQRES 6 A 123 THR VAL GLN SER ARG ASN ILE CYS ASP ILE SER CYS ASP SEQRES 7 A 123 LYS LEU LEU ASP ASP ASP LEU THR ASP ASP ILE MET CYS SEQRES 8 A 123 VAL LYS LYS ILE LEU ASP ILE LYS GLY ILE ASP TYR TRP SEQRES 9 A 123 LEU ALA HIS LYS PRO LEU CYS SER ASP LYS LEU GLU GLN SEQRES 10 A 123 TRP TYR CYS GLU ALA GLN HET CA A 124 1 HETNAM CA CALCIUM ION FORMUL 2 CA CA 2+ FORMUL 3 HOH *73(H2 O) HELIX 1 1 LYS A 5 GLU A 11 1 7 HELIX 2 2 TYR A 18 ASP A 20 5 3 HELIX 3 3 LEU A 23 SER A 34 1 12 HELIX 4 4 CYS A 77 LEU A 80 5 4 HELIX 5 5 THR A 86 ILE A 98 1 13 HELIX 6 6 ILE A 101 LEU A 105 5 5 HELIX 7 7 LEU A 115 TRP A 118 5 4 SHEET 1 A 2 ILE A 41 ASN A 44 0 SHEET 2 A 2 HIS A 47 TYR A 50 -1 N GLU A 49 O VAL A 42 SSBOND 1 CYS A 6 CYS A 120 1555 1555 2.03 SSBOND 2 CYS A 28 CYS A 111 1555 1555 2.02 SSBOND 3 CYS A 61 CYS A 77 1555 1555 2.03 SSBOND 4 CYS A 73 CYS A 91 1555 1555 2.01 LINK O LYS A 79 CA CA A 124 1555 1555 2.24 LINK OD1 ASP A 82 CA CA A 124 1555 1555 2.42 LINK O ASP A 84 CA CA A 124 1555 1555 2.16 LINK OD1 ASP A 87 CA CA A 124 1555 1555 2.44 LINK OD1 ASP A 88 CA CA A 124 1555 1555 2.33 LINK CA CA A 124 O HOH A 131 1555 1555 2.33 LINK CA CA A 124 O HOH A 144 1555 1555 2.44 SITE 1 AC1 7 LYS A 79 ASP A 82 ASP A 84 ASP A 87 SITE 2 AC1 7 ASP A 88 HOH A 131 HOH A 144 CRYST1 32.590 64.870 49.000 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 0.030684 0.000000 0.000000 0.00000 SCALE2 0.000000 0.015415 0.000000 0.00000 SCALE3 0.000000 0.000000 0.020408 0.00000